April weather forecastAachen, Germany
April
Weather in April
April ushers in a clear indication of spring in Aachen, Germany, with warmer temperatures and significantly less snowfall. The monthly temperatures range from 14.5°C (58.1°F) at the higher end to 5.7°C (42.3°F) at the lower limit. As nature starts to bloom, the weather conditions become more agreeable, with milder evenings and days of increased sunshine. This increase in temperature and decrease in snow reflect the onset of the delightful spring season. It can be a good time to visit Aachen, with the weather lounging in the comfortable realm of spring's embrace.Temperature
Aachen's April weather indicates a minor increase in high-temperatures, edging from March's chilly 9.7°C (49.5°F) to a mild 14.5°C (58.1°F). The average low-temperature in Aachen during April nights is a wintry 5.7°C (42.3°F).Humidity
The months with the lowest humidity in Aachen are April and August, with an average relative humidity of 75%.Rainfall
April is the month with the least rainfall. Rain falls for 14.6 days and accumulates 25mm (0.98") of precipitation.Snowfall
April through October are months without snowfall in Aachen.Daylight
The average length of the day in April is 13h and 51min.On the first day of the month, sunrise is at 07:10 and sunset at 20:08. On the last day of April, in Aachen, sunrise is at 06:10 and sunset at 20:55 CEST.
Sunshine
In Aachen, the average sunshine in April is 8.5h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 3 during April translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Aachen, Germany
- Average high temperature in April: 14.5°C
The warmest month (with the highest average high temperature) is August (22.7°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in April: 5.7°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).
Average pressure in April
Aachen, Germany
- Average pressure in April: 1015.8mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in April
Aachen, Germany
- Average wind speed in April: 12km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).
Average humidity in April
Aachen, Germany
- Average humidity in April: 75%
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in April
Aachen, Germany
- Average rainfall in April: 25mm
The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in April
Aachen, Germany
- Average rainfall days in April: 14.6 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (12.1 days).
Average snowfall in April
Aachen, Germany
- Average snowfall in April: 0mm
The month with the highest snowfall is February (53mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in April
Aachen, Germany
- Average snowfall days in April: 0.3 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, September and October (0 days).
Average daylight in April /
Average sunshine in April
Aachen, Germany
- Average daylight in April: 13h and 48min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in April: 8h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in April
Aachen, Germany
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is October (14.5 days).
The month with the least sunshine days is June (9 days).
Average UV index in April
Aachen, Germany
- Average UV index in April: 3
The months with the highest UV index are 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 in April
Aachen, Germany
- Average cloud cover in April: 41
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in April
Aachen, Germany
- Average visibility in April: 9km
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).








