Grøndalen Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grøndalen.
Climate overview of Grøndalen
Grøndalen, Norway, experiences significant temperature variation throughout the year. Summers bring daytime highs of 20°C (68°F) in July, while winters cool to -3°C (27°F) in January.
With around 1005 mm (40 in) of annual rain/snowfall, Grøndalen has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has pleasant summers and very cold winters. The wettest month is August.
Grøndalen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grøndalen - and find the best time to visit.
Monthly Temperature in Grøndalen
Depending on the time of the year, temperatures range from pleasant to very cold in Grøndalen. Average daytime temperatures reach a pleasant 20°C (68°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -3°C (27°F).
At night, temperatures range from around 9°C (48°F) in July to -10°C (14°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grøndalen
Grøndalen has a relatively rain/snowy climate with high precipitation levels, averaging 1005 mm (40 in) of rain/snowfall annually. Grøndalen can be quite wet during August, receiving approximately 119 mm (4.7 in) of precipitation over 17 rainy days.
In contrast, during the driest month (March), you will experience much drier conditions, with 49 mm (1.9 in) of precipitation spread across 14 snowy/rainy days. For more details, please visit our Grøndalen Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Grøndalen
Each month is rated for comfortable sightseeing weather — mild temperatures and low rainfall. Tap a month for its full averages; your ideal time may differ for a beach or winter trip (see below).
- Best overall: July
- Warmest weather: July
- Fewest rainy days: February, March, April and May
- Climate seasons: pleasant summers and very cold winters
- Best for winter weather: January, with freezing nights around -10°C (14°F).
Frequently asked questions about the climate in Grøndalen
What is the best time to visit Grøndalen?
July typically offers the most optimal weather in Grøndalen. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Grøndalen has pleasant summers and very cold winters.
What temperatures can I expect in Grøndalen?
Daytime highs range from -3°C (27°F) in January to 20°C (68°F) in July. Nighttime lows range from -10°C (14°F) to 9°C (48°F). Temperatures vary considerably through the year.
How much rain does Grøndalen get?
Annual rainfall is around 1005 mm (40 in). August is the wettest month with 119 mm (4.7 in), while March is the driest with 49 mm (1.9 in).
Grøndalen 3-Day Forecast
Grøndalen 3-Day Forecast
Grøndalen on the map
Grøndalen is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
Oslo
22°C (72°F) Kristiansand
20°C (68°F) Trondheim20°C (68°F) Stavanger
18°C (64°F) Bergen
19°C (66°F) Hemsedal
17°C (63°F) Tromsø17°C (63°F) Reine14°C (57°F) 
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