Iceland Airwaves Festival
On its way to its 20th edition in 2019 Iceland Airwaves is a festival you need to visit once in your life. Everything from lagoons and bookstores to bars and concert halls is filled with music.
Hafnarfjördur Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hafnarfjördur.
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Climate overview of Hafnarfjördur
Temperatures in Hafnarfjördur, Capital Region, Iceland, vary greatly throughout the year. July is the hottest month at 16°C (61°F), while January is the coldest at 4°C (39°F).
The city receives considerable rain/snowfall, with around 1442 mm (57 in) annually. February is the wettest month. It has mild summers and cold winters. May is the sunniest month, averaging 6.7 hours of sunshine per day.
Hafnarfjördur Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hafnarfjördur - and find the best time to visit.
Monthly Temperature in Hafnarfjördur
The climate in Hafnarfjördur is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a moderate 16°C (61°F) in July to a chilly 4°C (39°F) in the coolest month, January.
Nights vary from 9°C (48°F) in July to around -3°C (27°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hafnarfjördur
Hafnarfjördur has a notably wet climate with abundant precipitation, recording 1442 mm (57 in) of rain/snowfall per year. Hafnarfjördur offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month February (148 mm (5.8 in)) and the driest month June (88 mm (3.5 in)) is not too significant. For more details, please visit our Hafnarfjördur 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 Hafnarfjördur
For those who appreciate different seasons, Hafnarfjördur serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.7 hours of sunshine daily, and embrace the darker days in January, offering only 0.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Reykjavík, Iceland (7 KM, 4 Miles).
Daily hours of sunshine
Data from: Reykjavík, Iceland (7 KM, 4 Miles).
Daily percentage of sunshine
Data from: Reykjavík, Iceland (7 KM, 4 Miles).
Water Temperature in Hafnarfjördur
The mean water temperature over the year ranges from 6°C (43°F) in January to 11°C (52°F) in July.
Water temperature over the year
Data from: Reykjavík, Iceland (7 KM, 4 Miles).
Humidity in Hafnarfjördur by Month
The relative humidity is high throughout the year in Hafnarfjördur.
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
Data from: Reykjavík, Iceland (7 KM, 4 Miles).
Wind Speed in Hafnarfjördur
The mean wind speed over the year ranges from 4 m/s (8 knots) in July to 6 m/s (12 knots) in January, February, March, April, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Reykjavík, Iceland (7 KM, 4 Miles).
Best Time to Visit Hafnarfjördur
Compared with the rest of the year, the most comfortable conditions in Hafnarfjördur are usually found in June and July. Conditions are generally least comfortable in January, February, March, April, September, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
wet
Apr
wet
May
mixed
Jun
good
Jul
good
Aug
mixed
Sep
wet
Oct
wet
Nov
wet
Dec
cold
- Best overall: June and July
- Warmest weather: July and August
- Most sunshine: May
- Seasonal pattern: Mild summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Hafnarfjördur
What is the best time to visit Hafnarfjördur?
June and July typically offer the most optimal weather in Hafnarfjördur. In contrast, January, February, March, April, September, October, November and December tend to have less optimal conditions. Hafnarfjördur has mild summers and cold winters.
What temperatures can I expect in Hafnarfjördur?
Daytime highs range from 4°C (39°F) in January 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 Hafnarfjördur get?
Annual rainfall is around 1442 mm (57 in). February is the wettest month with 148 mm (5.8 in), while June is the driest with 88 mm (3.5 in). In the coldest months, precipitation may fall as snow/rain.
How sunny is Hafnarfjördur?
Hafnarfjördur 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.
Hafnarfjördur 3-Day Forecast
Hafnarfjördur on the map
Hafnarfjördur is highlighted - select any city to see its climate.
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