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Contents
- The climate of Mannheim
- The best time to visit Mannheim
- The worst time to visit Mannheim
- Spring weather in Mannheim
- Summer weather in Mannheim
- Autumn weather in Mannheim
- Winter weather in Mannheim
- 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 Mannheim
Characterized by a Marine West Coast climate, according to the Köppen climate classification, Mannheim, Germany lies in the zone dubbed "Cfb". This classification signifies that the city undergoes relatively warm temperatures during the summer season while winters typically bring cold temperatures along with a fair share of snow. Sunshine hours extend from a low of 3.8 hours per day in December, up to a peak of 10.3 hours in July and August. Furthermore, Mannheim sees a gradual increase in daylight hours from 8.3 hours per day in December to a high of 16.2 hours in June.
Across the year, relative humidity is observed to range from 68% in July through to 86% in both January and December. The amount of rainfall does not drastically differ from month to month, with rainfall days spanning from 11.3 in April to 16.2 in July. Snowfall is typically expected from November to April, with the highest averages in January and December, accounting for snowfall of 42mm (1.65") and 32mm (1.26") respectively. Pressure swings can be noted between 1014.8 mb in November and 1018.9 mb in December, while wind varies from an 8.8km/h (5.5mph) in August up to 12.5km/h (7.8mph) in February.
An interesting characteristic of Mannheim's weather could be seen in the rainfall pattern as it does not significantly fluctuate across the year. Additionally, the city experiences considerable snowfall in the winter months of December and January, making these months particularly cold.
Across the year, relative humidity is observed to range from 68% in July through to 86% in both January and December. The amount of rainfall does not drastically differ from month to month, with rainfall days spanning from 11.3 in April to 16.2 in July. Snowfall is typically expected from November to April, with the highest averages in January and December, accounting for snowfall of 42mm (1.65") and 32mm (1.26") respectively. Pressure swings can be noted between 1014.8 mb in November and 1018.9 mb in December, while wind varies from an 8.8km/h (5.5mph) in August up to 12.5km/h (7.8mph) in February.
An interesting characteristic of Mannheim's weather could be seen in the rainfall pattern as it does not significantly fluctuate across the year. Additionally, the city experiences considerable snowfall in the winter months of December and January, making these months particularly cold.
The best time to visit Mannheim
Considering the various climatological parameters, the best period to visit Mannheim would be from late spring to early autumn, specifically from May to September. These months offer warm temperatures and longer daylight hours, allowing for comfortable outdoor exploration. The average high temperature during this period extends from 19.3°C (66.7°F) in May to 25.5°C (77.9°F) in July. Sunshine hours peak with as much as 10.3 hours per day in July and August, providing ample light for sightseeing and outdoor activities.
The worst time to visit Mannheim
For those ill-prepared for cold temperatures and snowfall, the winter months of December, January, and February might not be the ideal time for a visit. During this period, the city experiences an average high temperature that varies from 3.8°C (38.8°F) in January to 5.5°C (41.9°F) in February. Additionally, December and January represent the peak of the snowfall period, with snow depths reaching 42mm (1.65") and 32mm (1.26") respectively.
Spring weather in Mannheim
Spring season in Mannheim is marked by steadily rising temperatures and an increase in daylight hours. March ushers in spring with an average high of 10.8°C (51.4°F) and an average low of 2.8°C (37°F). Moving into April, temperatures rise further to an average high of 16.3°C (61.3°F) and a low of 6.3°C (43.3°F), while daylight hours increase to 13.8 hours per day.
Summer weather in Mannheim
Summer in Mannheim extends from June to August, with temperatures generally ranging from a high of 22.9°C (73.2°F) to 25.5°C (77.9°F), and a low between 12.5°C (54.5°F) and 15.2°C (59.4°F). With up to 16.2 hours of daylight in June, there's plenty of sunshine throughout the day. Despite being the warmest part of the year, the summer months also record an uptick in rainfall, with totals reaching up to 46mm (1.81") in May.
Autumn weather in Mannheim
Autumn sets in from September in Mannheim, bringing cooler temperatures that range from a high of 20.3°C (68.5°F) to a low of 14.7°C (58.5°F) in October. As the season progresses, daylight hours shorten to 12.6 hours per day in September and further decrease to 10.8 hours per day in October. A decrease in rainfall can also be noted during this time, dropping from 29mm (1.14") in September to 23mm (0.91") in November.
Winter weather in Mannheim
Winter in Mannheim, from December to February, brings cold temperatures, snowfall, and shorter days. On average, December records a high of 5.3°C (41.5°F) and a chilling low of 0.9°C (33.6°F). Snowfall usually peaks in December with 42mm (1.65") and January with 32mm (1.26"). Despite the cold, Mannheim retains a charm with its winter landscapes and festive spirit.
Weather in January
January in Mannheim finds the city in the throes of winter and settings the coldest days of the year with lowest temperatures sinking down to -0.3°C (31.5°F). Comparatively gentler than December, the month brings a lower proportion of snowfall. Weather in January »
Weather in February
February marks the last full month of winter in Mannheim. Transitioning from January’s low temperatures, this month observes marginally higher temperatures with highs reaching 5.5°C (41.9°F). An increase in daylight hours brings about longer sunlit days, while the occasional snowfall from the past month tends to taper off. Weather in February »
Weather in March
In March, Mannheim begins to show signs of spring. The city’s weather experiences a frontrunner to spring temperatures, with highs peaking at 10.8°C (51.4°F). The once chilly winds give way to mildly cool breezes, and the previous month’s remaining snow makes final appearances in the early part of the month. Weather in March »
Weather in April
April sees Mannheim in the full swing of spring, moving away from the chilly temperatures of March. Despite this month’s average rainfall being the lowest throughout the year at 19mm (0.75"), it still presents a perfect blend of sunshine and rain number of days. Weather in April »
Weather in May
The city of Mannheim transitions into summer during May, departing from the cool temperatures of April. May presents Mannheim with its highest rainfall of the year, amounting to 46mm (1.81"). Rising temperatures characterize the month, leading to more sunbathed days and comparatively fewer cloudy ones. Weather in May »
Weather in June
June introduces summer in its full bloom in Mannheim, with the city experiencing a significant rise in temperatures from May. This month boasts more sunshine hours compared to any other, bringing brightly lit days and serene evenings. Weather in June »
Weather in July
July in Mannheim marks the peak of summer with the highest temperatures at 25.5°C (77.9°F), distinguishing it as the hottest month of the year. The highlight of the city's weather is its extended daylight hours, providing ample time for outdoor activities. Weather in July »
Weather in August
August can be described as a continuation of July’s weather in Mannheim, as it also observes high temperatures barely lower at a peak of 25.4°C (77.7°F). The month dismisses the peak summer heat of July, transitioning to gradually cooler temperatures towards the end. Weather in August »
Weather in September
September marks the start of the fall season in Mannheim, bidding farewell to the summer heat of August. Dropping temperatures, peaking at 20.3°C (68.5°F), signal a transition in the city's weather. Lower humidity levels add to the pleasantness of the month. Weather in September »
Weather in October
October sees Mannheim in the midst of fall, moving away from the mildly warm temperatures of September. Sporadic rain showers continue to grace the city, maintaining the pleasantness of the month. The daylight hours continue to diminish, making early evenings darker and cooler. Weather in October »
Weather in November
November in Mannheim ushers in the initial signs of winter, transitioning from the cool temperatures of October. The weather becomes colder with high temperatures reaching a mere 8.7°C (47.7°F), calling for warmer clothing. Foggy mornings and early grayish twilight evenings are common sights in the city during the month. Weather in November »
Weather in December
December is characterized by deep winter weather in Mannheim, following the dropping temperatures of November. The high snowfall amounting to 42mm (1.65") combined makes this the snowiest month. Diminishing daylight hours yield to lengthier nights and reduced sunlight days. Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Mannheim?
In Mannheim, January is known for its average lowest temperatures, reaching a high of 3.8°C (38.8°F) and a low of -0.3°C (31.5°F).
What are the most humid months in Mannheim?
January and December, with an average relative humidity of 86%, are most humid months.
How much does it rain in Mannheim?
In Mannheim, during the entire year, the rain falls for 160.6 days and collects up to 378mm (14.88") of precipitation.
When does it snow in Mannheim?
Months with snowfall are January through March, October through December.
How many days does it snow in Mannheim?
In Mannheim, Germany, during the entire year, snow falls for 19.3 days and aggregates up to 121mm (4.76") of snow.
What is the month with the lowest UV index in Mannheim?
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 Mannheim?
The month with the least rainfall in Mannheim is April, when the rain falls for 11.3 days and typically collects 19mm (0.75") of precipitation.
When it does not snow in Mannheim?
In Mannheim, Germany, snow does not fall in April through September.
What is the rainiest month in Mannheim?
May is the month with the most rainfall. Rain falls for 15.3 days and accumulates 46mm (1.81") of precipitation.
When is the highest UV index in Mannheim?
May through August, with an average maximum UV index of 5, are months with the highest UV index in Mannheim.
When are the longest days in Mannheim?
June has the longest days of the year, with an average of 16h and 12min of daylight.
What are the warmest months in Mannheim?
In Mannheim, July is the month with the highest recorded average temperatures, measuring a high of 25.5°C (77.9°F) and a low of 14.8°C (58.6°F).
What are the least humid months in Mannheim?
July and August, with an average relative humidity of 68%, are the least humid months in Mannheim.
What is the month with the most sunshine in Mannheim?
The months with the most sunshine in Mannheim are July and August, with an average of 10.3h of sunshine.
When is Daylight Saving Time (DST) in Mannheim?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Mannheim, Germany, 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.
When does it snow the most in Mannheim?
December is the month with the most snowfall in Mannheim, Germany. Snow falls for 4.6 days and accumulates 42mm (1.65") of snow.
What is the month with the shortest days in Mannheim?
December has the shortest days of the year in Mannheim, Germany, with an average of 8h and 12min of daylight.
What is the month with the least sunshine in Mannheim?
With an average of 3.8h of sunshine, December has the least sunshine of the year in Mannheim.
Average temperature
Mannheim, Germany
The warmest month (with the highest average high temperature) is July (25.5°C).
The month with the lowest average high temperature is January (3.8°C).
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure
Mannheim, Germany
- Average pressure in January:
1018.1mbar - Average pressure in February:
1016.9mbar - Average pressure in March:
1016.7mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.1mbar - Average pressure in June:
1016.1mbar
- Average pressure in July:
1015.9mbar - Average pressure in August:
1016.4mbar - Average pressure in September:
1018.2mbar - Average pressure in October:
1018.1mbar - Average pressure in November:
1014.8mbar - Average pressure in December:
1018.9mbar
The month with the highest atmospheric pressure is December (1018.9mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed
Mannheim, Germany
- Average wind speed in January:
11.7km/h - Average wind speed in February:
12.5km/h - Average wind speed in March:
12.3km/h - Average wind speed in April:
10.4km/h - Average wind speed in May:
9.9km/h - Average wind speed in June:
9.7km/h
- Average wind speed in July:
9.4km/h - Average wind speed in August:
8.8km/h - Average wind speed in September:
8.9km/h - Average wind speed in October:
9.7km/h - Average wind speed in November:
10.5km/h - Average wind speed in December:
12.1km/h
The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity
Mannheim, Germany
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are July and August (68%).
Average rainfall
Mannheim, Germany
The wettest month (with the highest rainfall) is May (46mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days
Mannheim, Germany
- Average rainfall days in January:
12.5 days - Average rainfall days in February:
11.7 days - Average rainfall days in March:
13.2 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
14.7 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
14.5 days - Average rainfall days in September:
11 days - Average rainfall days in October:
13.2 days - Average rainfall days in November:
12.5 days - Average rainfall days in December:
14.5 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is September (11 days).
Average snowfall
Mannheim, Germany
The month with the highest snowfall is December (42mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days
Mannheim, Germany
- Average snowfall days in January:
6.1 days - Average snowfall days in February:
5.3 days - Average snowfall days in March:
1.6 days - Average snowfall days in April:
0.3 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:
1.3 days - Average snowfall days in December:
4.6 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Mannheim, Germany
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 1min
- Average daylight in July:
15h and 5min - 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 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 2min - Average sunshine in April:
9h and 1min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 4min - Average sunshine in November:
4h and 3min - Average sunshine in December:
3h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days
Mannheim, Germany
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
11.5 days - Average sunshine days in March:
13.7 days - Average sunshine days in April:
16.6 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
12.6 days
- Average sunshine days in July:
12.6 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
15.1 days - Average sunshine days in November:
14.3 days - Average sunshine days in December:
10.8 days
The month with the most sunshine days is April (16.6 days).
The month with the least sunshine days is December (10.8 days).
Average UV index
Mannheim, Germany
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Mannheim, Germany
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Mannheim, Germany
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
Mannheim, Germany
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