Climate and monthly weather forecastIllertissen, Germany
Climate and monthly weather forecast
Weather in January
January, like December, in Illertissen, Germany, is a wintry winter month, with an average temperature varying between -3.1°C (26.4°F) and 1.9°C (35.4°F). January is the coldest month, with the temperature often reaching an average high of 1.9°C (35.4°F) and an average low of -3.1°C (26.4°F). Weather in January »Weather in February
The last month of the winter, February, is also an icy month in Illertissen, Germany, with temperature in the range of an average high of 2.9°C (37.2°F) and an average low of -3.3°C (26.1°F). The high-temperature average in February for Illertissen is a still icy 2.9°C (37.2°F), staying closely aligned with January's conditions. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Illertissen, Germany, with an average temperature fluctuating between 8.3°C (46.9°F) and 0.3°C (32.5°F). The shift into March is marked by a rise in the average high-temperature, moving from February's icy 2.9°C (37.2°F) to a frosty 8.3°C (46.9°F). Weather in March »Weather in April
April is a mild spring month in Illertissen, Germany, with temperature in the range of an average high of 13.8°C (56.8°F) and an average low of 3.6°C (38.5°F). The beginning of April marks a shift in the average high-temperature, moving from March's frosty 8.3°C (46.9°F) to a moderate 13.8°C (56.8°F). Weather in April »Weather in May
May, the last month of the spring in Illertissen, is a refreshing month, with an average temperature varying between 6.4°C (43.5°F) and 16.8°C (62.2°F). The start of May is characterized by a subtle increase in the average high-temperature, transitioning from a mild 13.8°C (56.8°F) in April to a comfortable 16.8°C (62.2°F). Weather in May »Weather in June
June, the first month of the summer in Illertissen, is a pleasant month, with an average temperature fluctuating between 20.4°C (68.7°F) and 10°C (50°F). Illertissen's June weather indicates a minor increase in high-temperatures, edging from May's refreshing 16.8°C (62.2°F) to a pleasant 20.4°C (68.7°F). Weather in June »Weather in July
July, the same as June, in Illertissen, Germany, is another pleasant summer month, with temperature in the range of an average low of 12.1°C (53.8°F) and an average high of 22.5°C (72.5°F). At the onset of July, Illertissen records an average high-temperature of a still agreeable 22.5°C (72.5°F), showing little deviation from the preceding month. Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in Illertissen, Germany, with an average temperature varying between 22.8°C (73°F) and 12.4°C (54.3°F). Illertissen experiences its highest temperatures in August, with an average peak of 22.8°C (73°F) and a low of 12.4°C (54.3°F). Weather in August »Weather in September
September, the first month of the autumn in Illertissen, is also an enjoyable month, with an average temperature ranging between max 18.1°C (64.6°F) and min 8.5°C (47.3°F). September brings a slight decrease in the average high-temperature, shifting from an agreeable 22.8°C (73°F) in August to an enjoyable 18.1°C (64.6°F). Weather in September »Weather in October
October, like September, in Illertissen, Germany, is a cool autumn month, with an average temperature fluctuating between 4.8°C (40.6°F) and 12.8°C (55°F). Onset of October comes with a temperature decline, the average high falling from an enjoyable 18.1°C (64.6°F) in September to a cool 12.8°C (55°F). Weather in October »Weather in November
November, the last month of the autumn in Illertissen, is another chilly month, with an average temperature ranging between max 7.5°C (45.5°F) and min 1.5°C (34.7°F). The shift from October to November involves a decrease in the average high-temperature, dropping from a cool 12.8°C (55°F) to a frosty 7.5°C (45.5°F). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Illertissen, Germany, with temperature in the range of an average high of 3.5°C (38.3°F) and an average low of -1.3°C (29.7°F). Illertissen's transition into December involves a gentle shift in temperature, receding from a chilly 7.5°C (45.5°F) in November to a wintry 3.5°C (38.3°F). Weather in December »Updated: Feb 14, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Illertissen's coldest temperatures are experienced in January, with average high temperatures of 1.9°C (35.4°F) and lows of -3.1°C (26.4°F).
The most humid month in Illertissen, Germany, is January, with an average relative humidity of 90%.
Throughout the year, in Illertissen, Germany, there are 178.1 rainfall days, and 685mm (26.97") of precipitation is accumulated.
Months with snowfall are January through May, October through December.
The months with the most snowfall are January and December, with an average 87mm (3.43") of accumulated snow.
In Illertissen, Germany, during the entire year, snow falls for 38.5 days and aggregates up to 389mm (15.31") of snow.
January has the least sunshine of the year in Illertissen, with an average of 3.7h of sunshine.
February is the month with the least rainfall. Rain falls for 7 days and accumulates 33mm (1.3") of precipitation.
With an average relative humidity of 78%, April is the least humid month.
In Illertissen, Germany, snow does not fall in June through September.
The month with the longest days is June, with an average of 16h and 0min of daylight.
June and July, with an average maximum UV index of 5, are months with the highest UV index in Illertissen.
The months with the most sunshine are July and August, with an average of 9.7h of sunshine.
The warmest period in Illertissen, Germany, tends to be August, when average temperatures fluctuate between a high of 22.8°C (73°F) and a low of 12.4°C (54.3°F).
August is the month with the most rainfall in Illertissen, Germany. Rain falls for 20.2 days and accumulates 95mm (3.74") of precipitation.
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.
The month with the lowest UV index in Illertissen, Germany, is November, with an average maximum UV index of 1.
With an average of 8h and 24min of daylight, December has the shortest days of the year in Illertissen, Germany.
Average temperature
Illertissen, Germany
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (1.9°C).
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure
Illertissen, Germany
- Average pressure in January:
1018.9mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1017.2mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1016.7mbar - Average pressure in August:
1017.4mbar - Average pressure in September:
1018.7mbar - Average pressure in October:
1018.7mbar - Average pressure in November:
1015.6mbar - Average pressure in December:
1020.2mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed
Illertissen, Germany
- Average wind speed in January:
13km/h - Average wind speed in February:
13.1km/h - Average wind speed in March:
13.3km/h - Average wind speed in April:
10.6km/h - Average wind speed in May:
10.2km/h - Average wind speed in June:
9.3km/h
- Average wind speed in July:
9km/h - Average wind speed in August:
8.6km/h - Average wind speed in September:
8.8km/h - Average wind speed in October:
9.8km/h - Average wind speed in November:
11km/h - Average wind speed in December:
13.4km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity
Illertissen, Germany
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (78%).
Average rainfall
Illertissen, Germany
The wettest month (with the highest rainfall) is August (95mm).
The driest month (with the least rainfall) is February (33mm).
Average rainfall days
Illertissen, Germany
- Average rainfall days in January:
8.6 days - Average rainfall days in February:
7 days - Average rainfall days in March:
13.3 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
22.1 days - Average rainfall days in June:
20.2 days
- Average rainfall days in July:
21.6 days - Average rainfall days in August:
20.2 days - Average rainfall days in September:
15 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is May (22.1 days).
The month with the least rainy days is February (7 days).
Average snowfall
Illertissen, Germany
The months with the highest snowfall are January and December (87mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days
Illertissen, Germany
- Average snowfall days in January:
10.2 days - Average snowfall days in February:
9.3 days - Average snowfall days in March:
5.5 days - Average snowfall days in April:
1.5 days - Average snowfall days in May:
0.3 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:
0.4 days - Average snowfall days in November:
3.4 days - Average snowfall days in December:
7.9 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Illertissen, Germany
- Average daylight in January:
8h and 54min - Average daylight in February:
10h and 12min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 42min - Average daylight in May:
15h and 12min - Average daylight in June:
16h and 0min
- Average daylight in July:
15h and 36min - Average daylight in August:
14h and 18min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 18min - Average daylight in December:
8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January:
3h and 42min - Average sunshine in February:
3h and 54min - Average sunshine in March:
6h and 0min - Average sunshine in April:
8h and 30min - Average sunshine in May:
8h and 12min - Average sunshine in June:
9h and 6min
- Average sunshine in July:
9h and 42min - Average sunshine in August:
9h and 42min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 24min - Average sunshine in November:
4h and 36min - Average sunshine in December:
4h and 6min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Illertissen, Germany
- Average sunshine days in January:
15.2 days - Average sunshine days in February:
14.5 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12.1 days - Average sunshine days in May:
7 days - Average sunshine days in June:
7.3 days
- Average sunshine days in July:
7.8 days - Average sunshine days in August:
8.8 days - Average sunshine days in September:
12.8 days - Average sunshine days in October:
15.9 days - Average sunshine days in November:
15.9 days - Average sunshine days in December:
13.9 days
The months with the most sunshine days are October and November (15.9 days).
The month with the least sunshine days is May (7 days).
Average UV index
Illertissen, Germany
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover
Illertissen, Germany
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility
Illertissen, Germany
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January and February (7km).
