Fjall Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Fjall.
Climate overview of Fjall
Fjall, South Iceland, Iceland, experiences significant temperature variation throughout the year. Summers bring daytime highs of 16°C (61°F) in July, while winters cool to 3°C (37°F) in December.
Rain/snowfall is high, totalling around 1768 mm (70 in) per year. February is the wettest month and June the driest. The city also experiences a distinct rainy season from December to February, with mild summers and cold winters. The most sunshine falls in May, with an average of 6.7 hours of daily sunshine.
Fjall Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Fjall - and find the best time to visit.
Monthly Temperature in Fjall
Depending on the time of the year, temperatures range from moderate to chilly in Fjall. 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 December.
At night, you can expect temperatures ranging from 9°C (48°F) in July to around -3°C (27°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Fjall
Fjall has a relatively rain/snowy climate with high precipitation levels, averaging 1768 mm (70 in) of rain/snowfall annually. While snow/rainfall varies throughout the year, each season offers its own charm. February brings wetter days averaging 185 mm (7.3 in) of precipitation, spread over 16 snowy/rainy days.
In contrast, the driest month June experiences a drier climate, with about 103 mm (4.1 in) of rainfall spread across 17 rainy days. For more details, please visit our Fjall Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Fjall
Seasonal changes in sunshine hours are quite dramatic in Fjall. 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
Humidity in Fjall by Month
The relative humidity is high throughout the year in Fjall.
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
Best Time to Visit Fjall
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: May
- Seasonal pattern: A distinct rainy season from December to February, with mild summers and cold winters
- Coldest conditions: December, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Fjall
What is the best time to visit Fjall?
June, July and August typically offer the most optimal weather in Fjall. In contrast, January, February, March, April, May, September, October, November and December tend to have less optimal conditions. Fjall has a distinct rainy season from December to February, with mild summers and cold winters.
What temperatures can I expect in Fjall?
Daytime highs range from 3°C (37°F) in December to 16°C (61°F) in July. Nighttime lows range from -3°C (27°F) to 9°C (48°F). Temperatures vary considerably through the year.
How much rain does Fjall get?
Annual rainfall is around 1768 mm (70 in). February is the wettest month with 185 mm (7.3 in), while June is the driest with 103 mm (4.1 in). In the coldest months, precipitation may fall as snow/rain.
How sunny is Fjall?
Fjall receives around 1,327 hours of sunshine per year. May is the sunniest month with 201 hours, while January is the cloudiest with just 20 hours.
Fjall 3-Day Forecast
Fjall on the map
Fjall is highlighted - select any city to see its climate.
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