Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
As April sets, the average high-temperature shows an increase, moving up from a chilly 9.6°C (49.3°F) in March to a moderate 15.8°C (60.4°F). Alten endures a clear shift from daytime heat to a mean low-temperature of 3.3°C (37.9°F) during April nights.Humidity
The months with the lowest humidity in Alten, Switzerland, are April and July, with an average relative humidity of 76%.Rainfall
In Alten, during April, the rain falls for 13.6 days and regularly aggregates up to 44mm (1.73") of precipitation. Throughout the year, there are 155.4 rainfall days, and 704mm (27.72") of precipitation is accumulated.Snowfall
Months with snowfall in Alten are January through May, October through December. In Alten, Switzerland, during April, snow falls for 1.3 days and regularly aggregates up to 38mm (1.5") of snow. In Alten, during the entire year, snow falls for 42.6 days and aggregates up to 729mm (28.7") of snow.Daylight
In April, the average length of the day in Alten is 13h and 40min.On the first day of the month, sunrise is at 07:02 and sunset at 19:55. On the last day of April, in Alten, Switzerland, sunrise is at 06:08 and sunset at 20:36 CEST.
Sunshine
In April, the average sunshine is 9h.UV index
In Alten, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the usual temperature for Alten in April?
What is the least humid month in Alten?
What is the average humidity in April in Alten?
How much does it rain in Alten in April?
How many days does it snow in April in Alten?
How many hours of daylight does Alten have in April?
When are sunrise and sunset in April in Alten?
How many hours of sunshine does Alten have in April?
How high is the UV index in April in Alten?
Average temperature in April
Alten, Switzerland
- Average high temperature in April: 15.8°C
The warmest month (with the highest average high temperature) is July (24.6°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in April: 3.3°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in April
Alten, Switzerland
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in April
Alten, Switzerland
- Average wind speed in April: 7.5km/h
The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in April
Alten, Switzerland
- Average humidity in April: 76%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in April
Alten, Switzerland
- Average rainfall in April: 44mm
The wettest month (with the highest rainfall) is December (82mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in April
Alten, Switzerland
- Average rainfall days in April: 13.6 days
The month with the highest number of rainy days is May (18.4 days).
The months with the least rainy days are September and November (9.9 days).
Average snowfall in April
Alten, Switzerland
- Average snowfall in April: 38mm
The month with the highest snowfall is January (182mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Alten, Switzerland
- Average snowfall days in April: 1.3 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Alten, Switzerland
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in April: 9h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Alten, Switzerland
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is February (11.1 days).
Average UV index in April
Alten, Switzerland
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in April
Alten, Switzerland
- Average cloud cover in April: 40
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Alten, Switzerland
- Average visibility in April: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).
Alten, Switzerland
Weather forecast for your location
2. Allow the app to use your location
