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
April
Weather in April
Temperature
April's arrival coincides with a rise in the average high-temperature, moving from March's frosty 8.8°C (47.8°F) to a mild 14°C (57.2°F). Throughout April, the average low-temperature records at a wintry 3.5°C (38.3°F).Humidity
April, July and August, with an average relative humidity of 79%, are the least humid months in Twann.Rainfall
In April, the rain falls for 17.7 days. Throughout April, 59mm (2.32") of precipitation is accumulated. Throughout the year, there are 195.6 rainfall days, and 870mm (34.25") of precipitation is accumulated.Snowfall
Months with snowfall in Twann are January through May, September through December. In Twann, in April, during 1.1 snowfall days, 23mm (0.91") of snow is typically accumulated. In Twann, Switzerland, during the entire year, snow falls for 37.6 days and aggregates up to 557mm (21.93") of snow.Daylight
In April, the average length of the day in Twann is 13h and 38min.On the first day of April in Twann, Switzerland, sunrise is at 07:09 and sunset at 20:01. On the last day of the month, sunrise is at 06:16 and sunset at 20:41 CEST.
Sunshine
The average sunshine in April in Twann is 9.1h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 3 during April leads to these advisories:
Guard yourself - Avoiding sunburn is suggested. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Twann in April?
What are the least humid months in Twann?
What is the average humidity in April in Twann?
How much does it rain in Twann in April?
How many days does it snow in April in Twann?
What is the average length of the day in April in Twann?
When are sunrise and sunset in April in Twann?
How long on average sun shines in April in Twann?
How high is the UV index in April in Twann?
Average temperature in April
Twann, Switzerland
- Average high temperature in April: 14°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in April: 3.5°C
The month with the highest average low temperature is July (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (-2.8°C).
Average pressure in April
Twann, Switzerland
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in April
Twann, Switzerland
- Average wind speed in April: 8.3km/h
The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in April
Twann, Switzerland
- Average humidity in April: 79%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, July and August (79%).
Average rainfall in April
Twann, Switzerland
- Average rainfall in April: 59mm
The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (46mm).
Average rainfall days in April
Twann, Switzerland
- Average rainfall days in April: 17.7 days
The month with the highest number of rainy days is May (21.9 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in April
Twann, Switzerland
- Average snowfall in April: 23mm
The month with the highest snowfall is February (133mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in April
Twann, Switzerland
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Twann, Switzerland
- Average daylight in April: 13h and 4min
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 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in April
Twann, Switzerland
- Average sunshine days in April: 9.7 days
The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is May (6.7 days).
Average UV index in April
Twann, 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
Twann, Switzerland
- Average cloud cover in April: 40
The months with the most cloud cover are January, February and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Twann, Switzerland
- Average visibility in April: 9km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
