Siljan Weather in January
What's the weather like in Siljan (Telemark county) in January 2025?
The climate in Siljan during January can be summarized as cold and reasonably dry.
January is in the winter in Siljan and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -3°C (27°F), whilst at night -8°C (18°F) is normal.
| Daytime temperature | -2.9°C 26.8°F |
|---|---|
| Nightly temperature | -7.7°C 18.1°F |
| Average temperature | -5.3°C 22.5°F |
| Daily sunshine | 1 hrs |
| Avg rainfall | 78 mm 3.1 ins |
| Rainy days | 18 days |
| Sea temperature | 5°C 40.9°F |
| Humidity | 86% |
| Windspeed | 19.4kph 12 mph |
On average January is the 6th driest month of the year in Siljan with around 78mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 1 hours of sunshine per day.
January temperatures in Siljan
January rainfall
January hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Siljan in January 2025.
Other monthly averages
Best places to visit in January
Siljan weather stats
| Hottest month: | July | 19°C 66.2°F |
|---|---|---|
| Driest month: | April | 55mm 2.2ins |
| Sunniest month: | June | 9.4hrs |
| Coldest month: | January | -3°C 26.6°F |
| Wettest month: | October | 135mm 5.3ins |
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