Hjalteyri Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hjalteyri.
Climate overview of Hjalteyri
The climate in Hjalteyri, Iceland, is marked by large temperature swings across the seasons, ranging from 13°C (55°F) in July to 0°C (32°F) in February.
The city receives considerable rain/snowfall, with around 1373 mm (54 in) annually. October is the wettest month. It has mild summers and very cold winters. Sunshine peaks in June, when the city sees around 6.3 hours of sunshine per day.
Hjalteyri Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hjalteyri - and find the best time to visit.
Monthly Temperature in Hjalteyri
In Hjalteyri, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a moderate 13°C (55°F) in July to a very cold 0°C (32°F) in the coolest month, February.
Nights vary from 7°C (45°F) in July to around -6°C (21°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hjalteyri
Hjalteyri experiences significant rain/snowfall throughout the year, averaging 1373 mm (54 in) of precipitation annually. The climate in Hjalteyri shows significant variation throughout the year. Expect high snow/rainfall in October, the wettest month, with an average of 159 mm (6.3 in) of precipitation over 18 snowy/rainy days.
In contrast, the driest month June offers drier and sunnier days, with around 73 mm (2.9 in) of rainfall over 13 rainy days. For more details, please visit our Hjalteyri 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 Hjalteyri
For those who appreciate different seasons, Hjalteyri serves as an ideal destination. Expect longer, more sun-filled days in June with an average of 6.3 hours of sunshine daily, and embrace the darker days in December, offering only 0.0 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Hjalteyri
The mean water temperature over the year ranges from 4°C (39°F) in January to 8°C (46°F) in July.
Water temperature over the year
Humidity in Hjalteyri by Month
The relative humidity is high throughout the year in Hjalteyri.
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
Wind Speed in Hjalteyri
The mean wind speed over the year ranges from 3 m/s (6 knots) in May, July, August, September and October to 4 m/s (8 knots) in January, February, March, April, June, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Hjalteyri
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July
- Warmest weather: July and August
- Most sunshine: June
- Fewest rainy days: April, May and June
- Seasonal pattern: Mild summers and very cold winters
- Coldest conditions: February, with freezing nights around -6°C (21°F).
Frequently asked questions about the climate in Hjalteyri
What is the best time to visit Hjalteyri?
July typically offers the most optimal weather in Hjalteyri. In contrast, January, February, March, April, May, June, August, September, October, November and December tend to have less optimal conditions. Hjalteyri has mild summers and very cold winters.
What temperatures can I expect in Hjalteyri?
Daytime highs range from 0°C (32°F) in February to 13°C (55°F) in July. Nighttime lows range from -6°C (21°F) to 7°C (45°F). Temperatures vary considerably through the year.
How much rain does Hjalteyri get?
Annual rainfall is around 1373 mm (54 in). October is the wettest month with 159 mm (6.3 in), while June is the driest with 73 mm (2.9 in). In the coldest months, precipitation may fall as snow/rain.
How sunny is Hjalteyri?
Hjalteyri receives around 1,043 hours of sunshine per year. June is the sunniest month with 189 hours, while December is the cloudiest with just 0 hours.
Hjalteyri 3-Day Forecast
Hjalteyri on the map
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