April weather forecastIllertissen, Germany
April
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).Temperature
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). Illertissen's nighttime temperature in April drops to an average of 3.6°C (38.5°F).Humidity
April is the least humid month in Illertissen, with an average relative humidity of 78%.Rainfall
In Illertissen, during April, the rain falls for 15.3 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, there are 178.1 rainfall days, and 685mm (26.97") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Illertissen, Germany. In Illertissen, in April, during 1.5 snowfall days, 20mm (0.79") of snow is typically accumulated. Throughout the year, in Illertissen, there are 38.5 snowfall days, and 389mm (15.31") of snow is accumulated.Daylight
In April, the average length of the day is 13h and 41min.On the first day of the month, sunrise is at 06:56 and sunset at 19:50. On the last day of April, sunrise is at 06:01 and sunset at 20:32 CEST.
Sunshine
The average sunshine in April is 8.5h.UV index
In April, the average daily maximum UV index in Illertissen is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Illertissen, Germany
- Average high temperature in April: 13.8°C
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).
- Average low temperature in April: 3.6°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 in April
Illertissen, Germany
- Average pressure in April: 1015.7mbar
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 in April
Illertissen, Germany
- Average wind speed in April: 10.6km/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 in April
Illertissen, Germany
- Average humidity in April: 78%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (78%).
Average rainfall in April
Illertissen, Germany
- Average rainfall in April: 41mm
The wettest month (with the highest rainfall) is August (95mm).
The driest month (with the least rainfall) is February (33mm).
Average rainfall days in April
Illertissen, Germany
- Average rainfall days in April: 15.3 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 in April
Illertissen, Germany
- Average snowfall in April: 20mm
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 in April
Illertissen, Germany
- Average snowfall days in April: 1.5 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 in April /
Average sunshine in April
Illertissen, Germany
- Average daylight in April: 13h and 42min
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 April: 8h and 30min
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 in April
Illertissen, Germany
- Average sunshine days in April: 12.1 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 in April
Illertissen, Germany
- Average UV index in April: 3
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 in April
Illertissen, Germany
- Average cloud cover in April: 43
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 in April
Illertissen, Germany
- Average visibility in April: 9km
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January and February (7km).





