Annual average weather for Iceland

Annual Temperature for Iceland

The hottest month in Iceland is July when the average maximum temperature is , average temperature is and average minimum temperature is .

The coolest month in Iceland is December when the average maximum temperature is , average temperature is and average minimum temperature is .

Annual Sunshine for Iceland

The longest days in Iceland are in June, with an average of 21.6 hours of daylight per day. December has the shortest days with an average of 3.9 hours of daylight per day.

The sunniest days in Iceland are in June which has the most hours of sunshine per day with an average of 9.3 hours of sunshine per day, making it a sunny month with few clouds. December has the least sunshine with an average of 0.9 hours of sunshine per day, making it not a particularly sunny month.

The ultraviolet index is the highest in June when it reaches 5 and lowest in January when it reaches 0.2.

An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Iceland

The warmest sea water temperatures in Iceland are found in August when they peak at 11° and lowest in March when they dip to .

The sea is best for swimming between June and December when the temperature is above which is very cold and bracing, it's not recommended you swim with out a full wet suit.

Annual Rainfall for Iceland

The wettest month in Iceland is January with 3cm of rain and September has the most days of rain with 19.9 days with some rain, a wet time to visit the beach.

The driest month in Iceland is May with 0.5cm of rain and June has the fewest days of rain with 10.8 days with some rain, a slightly wet time to visit the beach.

Annual Humidity for Iceland

The most humid month in Iceland is July with a dew point (an indicator of humidity) of which is a bit dry for some.

The least humid month in Iceland is December with a dew point of which is a bit dry for some.

Annual Wind Speed for Iceland

The most windy month in Iceland is February when the average maximum windspeed is 46kmh and the average wind speed is 33kmh.

The least windy month in Iceland is July when the average maximum windspeed is 27kmh and the average wind speed is 18kmh.

Monthly Averages

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