The rugged landscape of the Norwegian fjords
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Sundvollen Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sundvollen.
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Climate overview of Sundvollen
Sundvollen, Buskerud, Norway, experiences significant temperature variation throughout the year. Summers bring daytime highs of 22°C (72°F) in July, while winters cool to -1°C (30°F) in January.
The city has a wet climate, receiving around 1002 mm (39 in) of rain/snowfall per year. Despite the high annual total, it has pleasant summers and very cold winters. August is the wettest month. Sunshine peaks in May, when the city sees around 8.0 hours of sunshine per day.
Sundvollen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sundvollen - and find the best time to visit.
Monthly Temperature in Sundvollen
Depending on the time of the year, temperatures range from pleasant to very cold in Sundvollen. On average, daytime temperatures range from a pleasant 22°C (72°F) in July to a very cold -1°C (30°F) in January.
Nighttime temperatures range from 13°C (55°F) in July to -8°C (18°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sundvollen
Sundvollen has a relatively rain/snowy climate with high precipitation levels, averaging 1002 mm (39 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 112 mm (4.4 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, March, still receives a respectable 56 mm (2.2 in) of snow/rainfall. For more details, please visit our Sundvollen 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 Sundvollen
In Sundvollen, summer days are longer and more sunny, with daily sunshine hours peaking at 8.0 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.4 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Drammen, Norway (36 KM, 22 Miles).
Daily hours of sunshine
Data from: Drammen, Norway (36 KM, 22 Miles).
Humidity in Sundvollen by Month
The relative humidity is high throughout the year in Sundvollen.
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
Data from: Drammen, Norway (36 KM, 22 Miles).
Best Time to Visit Sundvollen
The most comfortable overall weather for exploring Sundvollen is usually found in July and August. Conditions are generally least comfortable in January, February, March, April, 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
very cold
Feb
cold
Mar
cold
Apr
cold
May
good
Jun
good
Jul
very good
Aug
very good
Sep
good
Oct
cold
Nov
cold
Dec
cold
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: May, June and July
- Seasonal pattern: Pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -8°C (18°F).
Frequently asked questions about the climate in Sundvollen
What is the best time to visit Sundvollen?
July and August typically offer the most optimal weather in Sundvollen. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Sundvollen has pleasant summers and very cold winters.
What temperatures can I expect in Sundvollen?
Daytime highs range from -1°C (30°F) in January to 22°C (72°F) in July. Nighttime lows range from -8°C (18°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Sundvollen get?
Annual rainfall is around 1002 mm (39 in). August is the wettest month with 112 mm (4.4 in), while March is the driest with 56 mm (2.2 in).
How sunny is Sundvollen?
Sundvollen 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.
Sundvollen 3-Day Forecast
Sundvollen on the map
Sundvollen is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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