Hveragerði Weather & Climate: Best Time to Visit

In Hveragerði, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a moderate 16°C (61°F) in July, the warmest time of the year, to a chilly 3°C (37°F) during cooler months like January.

At night, you can expect temperatures ranging from 9°C (48°F) in July to around -3°C (27°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Hveragerði experiences significant rain/snowfall throughout the year, averaging 1637 mm (64 in) of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. September brings wetter days averaging 172 mm (6.8 in) of precipitation, spread over 18 rainy days.

In contrast, the driest month June experiences a drier climate, with about 92 mm (3.6 in) of rainfall spread across 18 rainy days. For more details, please visit our Hveragerði Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Hveragerði. While May receives considerable daily sunshine with up to 6.7 hours, January marks the darkest time of the year, where sunshine is scarce with only 0.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Hveragerði.

The city experiences its highest humidity in July, reaching 81%. In May, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year