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 registers an average high-temperature of an icy 2°C (35.6°F), slightly varied from March's -0.2°C (31.6°F). April nights experience a minor temperature downturn to a freezing cold -2.9°C (26.8°F).Humidity
In April, the average relative humidity is 86%.Rainfall
In Vallanes, in April, during 14.9 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Vallanes, Iceland, during the entire year, the rain falls for 196.9 days and collects up to 966mm (38.03") of precipitation.Snowfall
January through July, September through December are months with snowfall. In April, it is snowing for 13.8 days. Throughout April, 182mm (7.17") of snow is accumulated. In Vallanes, during the entire year, snow falls for 115.7 days and aggregates up to 2085mm (82.09") of snow.Daylight
In Vallanes, the average length of the day in April is 15h and 19min.On the first day of the month, sunrise is at 06:11 and sunset at 19:52. On the last day of April, sunrise is at 04:23 and sunset at 21:27 GMT.
Sunshine
The average sunshine in April in Vallanes is 5.2h.UV index
The average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 2 in April transforms into this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in April?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
How many hours of daylight does Vallanes have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Vallanes have in April?
What is the UV index reading in April?
Average temperature in April
Vallanes, Iceland
- Average high temperature in April: 2°C
The warmest month (with the highest average high temperature) is July (11.8°C).
The month with the lowest average high temperature is December (-1.2°C).
- Average low temperature in April: -2.9°C
The month with the highest average low temperature is July (6.8°C).
The coldest month (with the lowest average low temperature) is December (-6.2°C).
Average pressure in April
Vallanes, Iceland
- Average pressure in April: 1010.6mbar
The month with the highest atmospheric pressure is June (1014.4mbar).
The month with the lowest atmospheric pressure is January (998.7mbar).
Average wind speed in April
Vallanes, Iceland
- Average wind speed in April: 15.1km/h
The windiest month (with the highest average wind speed) is December (18.7km/h).
The calmest month (with the lowest average wind speed) is July (11.9km/h).
Average humidity in April
Vallanes, Iceland
- Average humidity in April: 86%
The months with the highest relative humidity are January, February, November and December (89%).
The month with the lowest relative humidity is June (77%).
Average rainfall in April
Vallanes, Iceland
- Average rainfall in April: 64mm
The wettest month (with the highest rainfall) is December (145mm).
The driest month (with the least rainfall) is June (38mm).
Average rainfall days in April
Vallanes, Iceland
- Average rainfall days in April: 14.9 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is March (12.8 days).
Average snowfall in April
Vallanes, Iceland
- Average snowfall in April: 182mm
The month with the highest snowfall is March (430mm).
The month with the least snowfall is August (0mm).
Average snowfall days in April
Vallanes, Iceland
- Average snowfall days in April: 13.8 days
The month with the highest number of snowfall days is March (19.5 days).
The month with the least snowfall days is August (0 days).
Average daylight in April /
Average sunshine in April
Vallanes, Iceland
- Average daylight in April: 15h and 2min
The month with the longest days is June (Average daylight: 21h and 54min).
The month with the shortest days is December (Average daylight: 3h and 48min).
- Average sunshine in April: 5h and 1min
The month with the most sunshine is May (Average sunshine: 7h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in April
Vallanes, Iceland
- Average sunshine days in April: 4.4 days
The month with the most sunshine days is August (10.3 days).
The month with the least sunshine days is February (3.5 days).
Average UV index in April
Vallanes, Iceland
- Average UV index in April: 2
The month with the highest UV index is June (UV index 3).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in April
Vallanes, Iceland
- Average cloud cover in April: 67
The months with the most cloud cover are February and November (Cloud cover 70).
The month with the least cloud cover is June (Cloud cover 61).
Average visibility in April
Vallanes, Iceland
- Average visibility in April: 8km
The months with the highest visibility are June, July and September (9km).
The months with the lowest visibility are February, March and December (7km).
