Svelvik Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Svelvik.
Climate overview of Svelvik
Svelvik, Vestfold, Norway, experiences significant temperature variation throughout the year. Summers bring daytime highs of 23°C (73°F) in July, while winters cool to 1°C (34°F) in January.
The city receives considerable rain/snowfall, with around 1025 mm (40 in) annually. August is the wettest month. It has warm summers and very cold winters. The most sunshine falls in May, with an average of 8.0 hours of daily sunshine.
Svelvik Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Svelvik - and find the best time to visit.
Monthly Temperature in Svelvik
Depending on the time of the year, temperatures range from comfortable to very cold in Svelvik. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold 1°C (34°F) in the coolest month, January.
Nights vary from 13°C (55°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 Svelvik
Svelvik has a relatively rain/snowy climate with high precipitation levels, averaging 1025 mm (40 in) of rain/snowfall annually. Svelvik offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month August (102 mm (4 in)) and the driest month March (60 mm (2.4 in)) is not too significant. For more details, please visit our Svelvik 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 Svelvik
For those who appreciate different seasons, Svelvik serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 8.0 hours of sunshine daily, and embrace the darker days in December, offering only 1.4 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Svelvik by Month
The relative humidity is high throughout the year in Svelvik.
The city experiences its highest humidity in November, reaching 86%. In May, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Svelvik
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June
- Warmest weather: July and August
- Most sunshine: May, June and July
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -6°C (21°F).
Frequently asked questions about the climate in Svelvik
What is the best time to visit Svelvik?
June typically offers the most optimal weather in Svelvik. In contrast, January, February, March, October, November and December tend to have less optimal conditions. Svelvik has warm summers and very cold winters.
What temperatures can I expect in Svelvik?
Daytime highs range from 1°C (34°F) in January to 23°C (73°F) in July. Nighttime lows range from -6°C (21°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Svelvik get?
Annual rainfall is around 1025 mm (40 in). August is the wettest month with 102 mm (4 in), while March is the driest with 60 mm (2.4 in).
How sunny is Svelvik?
Svelvik receives around 1,674 hours of sunshine per year. May is the sunniest month with 240 hours, while December is the cloudiest with just 41 hours.
Svelvik 3-Day Forecast
Svelvik on the map
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