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 marks a rise in the average high-temperature, moving from March's frosty 7.8°C (46°F) to a moderate 13.8°C (56.8°F). The nighttime temperature dips to an icy 3.5°C (38.3°F) on average during April.Humidity
The months with the lowest humidity in Halden, Switzerland, are April and July, with an average relative humidity of 75%.Rainfall
The month with the least rainfall is April, when the rain falls for 13.4 days and typically collects 43mm (1.69") of precipitation.Snowfall
January through May, September through December are months with snowfall in Halden. In Halden, in April, snow falls for 2.2 days, with typically accumulated 52mm (2.05") of snow. In Halden, during the entire year, snow falls for 48.4 days and aggregates up to 1205mm (47.44") of snow.Daylight
The average length of the day in April in Halden is 13h and 39min.On the first day of April, sunrise is at 06:59 and sunset at 19:51. On the last day of the month, sunrise is at 06:05 and sunset at 20:32 CEST.
Sunshine
In April, the average sunshine in Halden is 9.4h.UV index
In Halden, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Halden?
What are the least humid months in Halden?
What is the average humidity in April in Halden?
What is the driest month in Halden?
How much does it rain in Halden in April?
How many days does it snow in April in Halden?
How many hours of daylight does Halden have in April?
What time are sunrise and sunset in April in Halden?
How long on average sun shines in April in Halden?
What is the UV index reading in April in Halden?
Average temperature in April
Halden, Switzerland
- Average high temperature in April: 13.8°C
The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in April: 3.5°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is February (-3.8°C).
Average pressure in April
Halden, Switzerland
- Average pressure in April: 1015.7mbar
The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in April
Halden, Switzerland
- Average wind speed in April: 7.8km/h
The windiest month (with the highest average wind speed) is March (8.9km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in April
Halden, Switzerland
- Average humidity in April: 75%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in April
Halden, Switzerland
- Average rainfall in April: 43mm
The wettest month (with the highest rainfall) is August (113mm).
The driest month (with the least rainfall) is April (43mm).
Average rainfall days in April
Halden, Switzerland
- Average rainfall days in April: 13.4 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in April
Halden, Switzerland
- Average snowfall in April: 52mm
The month with the highest snowfall is January (337mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in April
Halden, Switzerland
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Halden, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Halden, Switzerland
- Average sunshine days in April: 14.2 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in April
Halden, 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, March, November and December (UV index 2).
Average cloud cover in April
Halden, Switzerland
- Average cloud cover in April: 38
The months with the most cloud cover are January and February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Halden, Switzerland
- Average visibility in April: 9km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March, September, October, November and December (8km).
