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Contents
- The climate of Karlsruhe
- The best time to visit Karlsruhe
- The worst time to visit Karlsruhe
- Spring weather in Karlsruhe
- Summer weather in Karlsruhe
- Autumn weather in Karlsruhe
- Winter weather in Karlsruhe
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Karlsruhe
Karlsruhe, Germany, lies within the Marine west coast climate zone according to the Köppen climate classification, specifically identified as Cfb. It experiences warm summers and sees a significant amount of rainfall throughout the year, irrespective of the season.
Looking into temperature dynamics, it is observed that the highs generally peak at 25.5°C (77.9°F) to 25.8°C (78.4°F) during the summer months from June to August, while the lows often hit their nadir of -0.6°C (30.9°F) to 1°C (33.8°F) in the winter period between December to February. Relative humidity tends to stay between 69% to 86%, describing a rather high count but a decrease occurs in the warmer months from April to August before it begins to rise again.
Rainfall figures indicate that the period of May to August sees the heaviest rainfall levels with peak monthly rainfall of 45mm (1.77"), whereas snowfall of 44mm (1.73") is primarily concentrated in December. Maximum snowfall days occur in January and December, providing a picturesque winter scene annually. At the same time, mean daylight hours extend from 8.3 hours in December to 16.1 hours in June showcasing generous sunlight during the summer solstice. Notably, wind speed remains fairly consistent throughout the year, ranging from 8.6km/h (5.3mph) to 12.1km/h (7.5mph), the highest in February and December.
Looking into temperature dynamics, it is observed that the highs generally peak at 25.5°C (77.9°F) to 25.8°C (78.4°F) during the summer months from June to August, while the lows often hit their nadir of -0.6°C (30.9°F) to 1°C (33.8°F) in the winter period between December to February. Relative humidity tends to stay between 69% to 86%, describing a rather high count but a decrease occurs in the warmer months from April to August before it begins to rise again.
Rainfall figures indicate that the period of May to August sees the heaviest rainfall levels with peak monthly rainfall of 45mm (1.77"), whereas snowfall of 44mm (1.73") is primarily concentrated in December. Maximum snowfall days occur in January and December, providing a picturesque winter scene annually. At the same time, mean daylight hours extend from 8.3 hours in December to 16.1 hours in June showcasing generous sunlight during the summer solstice. Notably, wind speed remains fairly consistent throughout the year, ranging from 8.6km/h (5.3mph) to 12.1km/h (7.5mph), the highest in February and December.
The best time to visit Karlsruhe
Premised on the combination of pleasant temperatures, lower relative humidity, and the longest daylight hours, the best time to visit Karlsruhe would, consequently, be during the summer months extending from June to August. During these months, temperatures soar to around 23.2°C (73.8°F) to 25.8°C (78.4°F) and daylight can last as long as 15.7 hours to 16.1 hours. The relative humidity also drops to 69% providing a more comfortable atmosphere. It's the perfect time to enjoy outdoor activities and explore the rich culture and history the city offers.
The worst time to visit Karlsruhe
Although Karlsruhe is beautiful year-round, the coldest months, from December to February, may not be ideal for a visit. During this period, temperatures can drop to as low as -0.6°C (30.9°F), and daylight is more scarce with an average of only 8.3 to 9.2 hours. This period also records the highest snowfall of 44mm (1.73") in December, which can potentially disrupt travel and outdoor activities.
Spring weather in Karlsruhe
Springtime in Karlsruhe, extending from March to May, brings moderate temperatures that gradually rise from 10.7°C (51.3°F) in March to 19.3°C (66.7°F) in May. Rainfall during this season can reach 45mm (1.77") in May as it marks the beginning of the region's highest rainfall period. The hours of daylight stretch from 11.9 hours in March to a generous 15.3 hours in May, promising longer days to explore the city's spring vibrancy.
Summer weather in Karlsruhe
Summers in Karlsruhe, from June through August, are highlighted by long sunny days and warm temperatures. July records the highest temperatures of the year, reaching up to 25.5°C (77.9°F) to 25.8°C (78.4°F), while sunshine hours peak at 10.1 to 10.4 hours even as rain levels rise due to the season's typical thunderstorms. Despite this, with an average of 16.1 hours of daylight in June, the city still offers ample opportunity for sightseeing and outdoor pursuits.
Autumn weather in Karlsruhe
Autumn falls between September and November, with temperatures dropping from 20.7°C (69.3°F) in September to a cooler 9.4°C (48.9°F) in November. Rainfall remains mild, settling between 21mm (0.83") to 24mm (0.94"), while daylight dips from 12.6 hours to 9.2 hours. However, the hues of orange and red across the city provide a unique backdrop for visitors during this season.
Winter weather in Karlsruhe
With the advent of winter from December through February in Karlsruhe, temperatures plunge to as low as -0.6°C (30.9°F). It also brings the highest snowfall of the year, peaking at 44mm (1.73") in December, making it a winter wonderland. Daylight is at its lowest, between 8.3 hours and 9.2 hours, and wind speeds are also at their peak during these months. Despite the cold, it provides an entirely different ambiance for those who appreciate the beauty of a snowy landscape.
Weather in January
Weather patterns show that January in Karlsruhe, Germany, is ushered in by cold waves accompanied by high humidity. The lowest average temperature rests at -0.6°C (30.9°F) indicating frosty condition. The city also records significant snowfall during this month, marking January as the most wintry month of the year. Weather in January »
Weather in February
As February sets in, the city of Karlsruhe begins to see a slight rise in temperatures. The month also sees an increase in daylight hours compared with January, extending up to 10.2 hours on an average. Continuing the wintry trend from January, February can still witness snowfall of around 28mm (1.1") on average. Weather in February »
Weather in March
The arrival of March in Karlsruhe is marked by a distinct shift from cold winter to burgeoning spring, offering a respite from the chilling temperatures of the preceding months. The temperature sees a distinct climb reaching up to an average high of 10.7°C (51.3°F). Weather in March »
Weather in April
Weather in Karlsruhe during April witnesses a continued rise in temperature, signifying a complete switch to spring. By now, the landscape transforms entirely from its winter white to a vivid panorama, with blossoming trees adding a splash of color to the cityscape. Weather in April »
Weather in May
May in Karlsruhe marks the beginning of the warm season, with temperatures swinging from 8.3°C (46.9°F) to 19.3°C (66.7°F). The city becomes livelier as locals and tourists alike venture out to enjoy the pleasant weather. This period sees an uptick in rainfall, with an average of 45mm (1.77") precipitating over 15.2 days, making May the month of maximum rainfall. Weather in May »
Weather in June
June in Karlsruhe is characterized by long, warm days and a noticeable dip in humidity, typical of early summer. With the onset of the longer days comes an increase in sunshine, providing a perfect setting for a wide range of outdoor activities such as hiking, picnicking and cycling. Weather in June »
Weather in July
July greets Karlsruhe with the hottest temperatures of the year, averaging a high of 25.5°C (77.9°F) and a low of 14.3°C (57.7°F). Though marked by high temperatures, the weather remains pleasant due to low relative humidity. Moreover, the occasional refreshing breeze provides relief from the summer heat. Weather in July »
Weather in August
August is the final full month of summer in Karlsruhe, with the city basking in an average maximum temperature of 25.8°C (78.4°F). While rainfall reduces slightly as compared to previous months, the city continues to see a quite number of rainy days. Weather in August »
Weather in September
With the arrival of September, the summer heat in Karlsruhe starts to wane, giving way to mild autumnal weather. It's the time of year when the parks and open spaces in the city gradually begin to don an array of fall colors. Weather in September »
Weather in October
October in Karlsruhe brings a tangible shift in the weather as temperatures drop, and daylight hours continue to squeeze. Taking on a decidedly fall-like feel, the city is awash with autumnal colors, making it particularly picturesque during this month. Weather in October »
Weather in November
November in Karlsruhe marks the onset of winter as temperatures decrease further from 3.8°C (38.8°F) to 9.4°C (48.9°F). As the leaves depart the trees, the city's outdoor spaces cool, and daylight diminishes, creating a slower pace in the city. Weather in November »
Weather in December
December sees the return of winter in full swing in Karlsruhe, with colder temperatures hovering from 1°C (33.8°F) to 5.5°C (41.9°F). With daylight hours reduced to an annual low of 8.3 hours, the city emulates a beautiful winter postcard, particularly in the week leading up to Christmas. Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Karlsruhe?
January, on average, is the coldest month in Karlsruhe, Germany, registering a high temperature of 4.3°C (39.7°F) and a low of -0.6°C (30.9°F).
What is the most humid month in Karlsruhe?
January is the most humid month in Karlsruhe, Germany, with an average relative humidity of 86%.
How much does it rain in Karlsruhe?
In Karlsruhe, Germany, during the entire year, the rain falls for 143.9 days and collects up to 359mm (14.13") of precipitation.
When does it snow in Karlsruhe?
January through March, October through December are months with snowfall.
How many days does it snow in Karlsruhe?
In Karlsruhe, Germany, during the entire year, snow falls for 18.5 days and aggregates up to 109mm (4.29") of snow.
What is the month with the lowest UV index in Karlsruhe?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the driest month in Karlsruhe?
April is the month with the least rainfall. Rain falls for 10.4 days and accumulates 17mm (0.67") of precipitation.
When it does not snow in Karlsruhe?
April through September are months without snowfall.
What is the wettest month in Karlsruhe?
The month with the most rainfall in Karlsruhe is May, when the rain falls for 15.2 days and typically aggregates up to 45mm (1.77") of precipitation.
When are the longest days in Karlsruhe?
The month with the longest days in Karlsruhe is June, with an average of 16h and 6min of daylight.
What are the least humid months in Karlsruhe?
July and August, with an average relative humidity of 69%, are the least humid months.
What month has the most sunshine in Karlsruhe?
The month with the most sunshine is July, with an average of 10.4h of sunshine.
What is the month with the highest UV index in Karlsruhe?
The month with the highest UV index in Karlsruhe, Germany, is July, with an average maximum UV index of 6.
What part of the year is the hottest in Karlsruhe?
The warmest time of the year in Karlsruhe, Germany, is August, with temperatures averaging a high of 25.8°C (78.4°F) and a low of 14.7°C (58.5°F).
When is Daylight Saving Time (DST) in Karlsruhe?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the snowiest month in Karlsruhe?
The month with the most snowfall in Karlsruhe is December, when snow falls for 4.5 days and typically aggregates up to 44mm (1.73") of snow.
What is the month with the shortest days in Karlsruhe?
The month with the shortest days in Karlsruhe, Germany, is December, with an average of 8h and 18min of daylight.
What is the month with the least sunshine in Karlsruhe?
The month with the least sunshine in Karlsruhe is December, with an average of 4.1h of sunshine.
Average temperature
Karlsruhe, Germany
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (4.3°C).
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-0.6°C).
Average pressure
Karlsruhe, Germany
- Average pressure in January:
1018.5mbar - Average pressure in February:
1017.3mbar - Average pressure in March:
1016.9mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1016.2mbar
- Average pressure in July:
1016.2mbar - Average pressure in August:
1016.7mbar - Average pressure in September:
1018.4mbar - Average pressure in October:
1018.3mbar - Average pressure in November:
1015.1mbar - Average pressure in December:
1019.4mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1015.1mbar).
Average wind speed
Karlsruhe, Germany
- Average wind speed in January:
11.5km/h - Average wind speed in February:
12.3km/h - Average wind speed in March:
12.1km/h - Average wind speed in April:
10km/h - Average wind speed in May:
9.6km/h - Average wind speed in June:
9.4km/h
- Average wind speed in July:
9.3km/h - Average wind speed in August:
8.6km/h - Average wind speed in September:
8.7km/h - Average wind speed in October:
9.3km/h - Average wind speed in November:
10.4km/h - Average wind speed in December:
12.1km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity
Karlsruhe, Germany
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are July and August (69%).
Average rainfall
Karlsruhe, Germany
The wettest month (with the highest rainfall) is May (45mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days
Karlsruhe, Germany
- Average rainfall days in January:
10.7 days - Average rainfall days in February:
11 days - Average rainfall days in March:
12 days - Average rainfall days in April:
10.4 days - Average rainfall days in May:
15.2 days - Average rainfall days in June:
12.7 days
- Average rainfall days in July:
13.3 days - Average rainfall days in August:
12.9 days - Average rainfall days in September:
10 days - Average rainfall days in October:
10.9 days - Average rainfall days in November:
11.7 days - Average rainfall days in December:
13.1 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is September (10 days).
Average snowfall
Karlsruhe, Germany
The month with the highest snowfall is December (44mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days
Karlsruhe, Germany
- Average snowfall days in January:
6.2 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
1 days - Average snowfall days in December:
4.5 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight / Average sunshine
Karlsruhe, Germany
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 1min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 3min - Average sunshine in April:
9h and 1min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 4min - Average sunshine in December:
4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days
Karlsruhe, Germany
- Average sunshine days in January:
14 days - Average sunshine days in February:
13.3 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
17.3 days - Average sunshine days in May:
14.2 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
15.4 days - Average sunshine days in August:
15.9 days - Average sunshine days in September:
17.9 days - Average sunshine days in October:
17.8 days - Average sunshine days in November:
15.8 days - Average sunshine days in December:
13 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is December (13 days).
Average UV index
Karlsruhe, Germany
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Karlsruhe, Germany
The months with the most cloud cover are January and December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Karlsruhe, Germany
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and December (8km).
Karlsruhe, Germany
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