April weather forecastChiasso, Switzerland
April
Weather in April
April is a moderate spring month in Chiasso, Switzerland, with an average temperature fluctuating between 5.7°C (42.3°F) and 15.1°C (59.2°F).Temperature
The embrace of April brings a minor uplift in the average high-temperature, shifting from a fresh 10.5°C (50.9°F) in March to a moderate 15.1°C (59.2°F). In the month of April, the average low-temperature in Chiasso usually rests at a cold 5.7°C (42.3°F).Humidity
In Chiasso, the average relative humidity in April is 72%.Rainfall
In April, the rain falls for 18.2 days. Throughout April, 124mm (4.88") of precipitation is accumulated. In Chiasso, during the entire year, the rain falls for 172.9 days and collects up to 1265mm (49.8") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Chiasso, in April, during 1.6 snowfall days, 33mm (1.3") of snow is typically accumulated. Throughout the year, there are 44 snowfall days, and 1306mm (51.42") of snow is accumulated.Daylight
In Chiasso, the average length of the day in April is 13h and 34min.On the first day of the month, sunrise is at 07:02 and sunset at 19:52. On the last day of April, sunrise is at 06:11 and sunset at 20:30 CEST.
Sunshine
The average sunshine in April in Chiasso is 9.6h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 4 in April transforms into this advice:
Take necessary precautions - Defending against sun damage is advocated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Chiasso, Switzerland
- Average high temperature in April: 15.1°C
The warmest month (with the highest average high temperature) is July (25.6°C).
The month with the lowest average high temperature is January (4.7°C).
- Average low temperature in April: 5.7°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in April
Chiasso, Switzerland
- Average pressure in April: 1014.9mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in April
Chiasso, Switzerland
- Average wind speed in April: 6.6km/h
The windiest month (with the highest average wind speed) is March (6.9km/h).
The calmest month (with the lowest average wind speed) is November (5.6km/h).
Average humidity in April
Chiasso, Switzerland
- Average humidity in April: 72%
The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is July (70%).
Average rainfall in April
Chiasso, Switzerland
- Average rainfall in April: 124mm
The wettest month (with the highest rainfall) is November (181mm).
The driest month (with the least rainfall) is January (36mm).
Average rainfall days in April
Chiasso, Switzerland
- Average rainfall days in April: 18.2 days
The month with the highest number of rainy days is June (21.6 days).
The month with the least rainy days is January (5 days).
Average snowfall in April
Chiasso, Switzerland
- Average snowfall in April: 33mm
The month with the highest snowfall is February (402mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Chiasso, Switzerland
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is February (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Chiasso, Switzerland
- Average daylight in April: 13h and 36min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in April: 9h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in April
Chiasso, Switzerland
- Average sunshine days in April: 9.3 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is June (4.4 days).
Average UV index in April
Chiasso, Switzerland
- Average UV index in April: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Chiasso, Switzerland
- Average cloud cover in April: 36
The month with the most cloud cover is November (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in April
Chiasso, 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).





