April weather forecastCossonay, Switzerland
April weather for Cossonay, Switzerland: In Cossonay, Switzerland, during April, the rain falls for 17.3 days and regularly aggregates up to 48mm (1.89") of precipitation. In Cossonay, in April, snow falls for 1 days, with typically accumulated 29mm (1.14") of snow.
April
Weather in April
April is a moderate spring month in Cossonay, Switzerland, with an average temperature varying between 13.2°C (55.8°F) and 4.3°C (39.7°F).Temperature
With the onset of April, Cossonay's weather sees a temperature rise, transitioning from a chilly 8.2°C (46.8°F) in March to a moderate 13.2°C (55.8°F). Cossonay witnesses a consistent average low-temperature of 4.3°C (39.7°F) throughout April.Humidity
April, July and August, with an average relative humidity of 77%, are the least humid months.Rainfall
In Cossonay, Switzerland, during April, the rain falls for 17.3 days and regularly aggregates up to 48mm (1.89") of precipitation. Throughout the year, there are 185.5 rainfall days, and 834mm (32.83") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Cossonay, in April, snow falls for 1 days, with typically accumulated 29mm (1.14") of snow. Throughout the year, in Cossonay, there are 40.1 snowfall days, and 721mm (28.39") of snow is accumulated.Daylight
In April, the average length of the day in Cossonay is 13h and 36min.On the first day of the month, sunrise is at 07:12 and sunset at 20:03. On the last day of April, sunrise is at 06:19 and sunset at 20:42 CEST.
Sunshine
In April, the average sunshine is 9.6h.UV index
In Cossonay, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 3 in April translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Cossonay, Switzerland
- Average high temperature in April: 13.2°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in April: 4.3°C
The month with the highest average low temperature is July (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (-2.2°C).
Average pressure in April
Cossonay, Switzerland
- Average pressure in April: 1015.5mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in April
Cossonay, Switzerland
- Average wind speed in April: 9.5km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).
Average humidity in April
Cossonay, Switzerland
- Average humidity in April: 77%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in April
Cossonay, Switzerland
- Average rainfall in April: 48mm
The wettest month (with the highest rainfall) is December (103mm).
The driest month (with the least rainfall) is September (38mm).
Average rainfall days in April
Cossonay, Switzerland
- Average rainfall days in April: 17.3 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in April
Cossonay, Switzerland
- Average snowfall in April: 29mm
The month with the highest snowfall is December (184mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Cossonay, Switzerland
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Cossonay, Switzerland
- Average daylight in April: 13h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in April: 9h and 36min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in April
Cossonay, Switzerland
- Average sunshine days in April: 9.5 days
The month with the most sunshine days is October (16 days).
The month with the least sunshine days is June (6.7 days).
Average UV index in April
Cossonay, Switzerland
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Cossonay, Switzerland
- Average cloud cover in April: 35
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Cossonay, Switzerland
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
