Siglufjörður Weather & Climate: Best Time to Visit

The weather in Siglufjörður changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a chilly 11°C (52°F) in August, the warmest time of the year, to a chilly 2°C (36°F) during cooler months like February.

At night, you can expect temperatures ranging from 7°C (45°F) in August to around -2°C (28°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Siglufjörður experiences significant rain/snowfall throughout the year, averaging 1313 mm (52 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives high rainfall, averaging 151 mm (5.9 in) of precipitation, recorded across 18 rainy days. In contrast, the driest month June brings less rainfall, with 60 mm (2.4 in) over 13 rainy days. For more details, please visit our Siglufjörður 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 Siglufjörður. While June receives considerable daily sunshine with up to 6.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 0.0 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 Siglufjörður.

The city experiences its highest humidity in October, reaching 81%. In May, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year