Weather in Rjukan for September 2025
Snowfall in Rjukan during September is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Rjukan at the beginning of September is 15 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 7.6 °C by the end of September.
The climate of Rjukan in September is notably wet, with an average of 15 rainy days, and a total of 112.3 mm of precipitation.
Is September a good time to visit Rjukan? check out the best time to travel to Rjukan page.
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Rjukan in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  16° | 2  14° | 3 10° | 4  13° | 5 17° | 6 17° | 7 18° |
| 8 16° | 9  16° | 10 13° | 11  9° | 12 9° | 13 8° | 14  8° |
| 15 10° | 16  8° | 17 11° | 18  10° | 19 12° | 20 11° | 21 13° |
| 22 12° | 23 10° | 24 8° | 25 9° | 26 8° | 27  8° | 28 7° |
| 29 6° | 30 7° |
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Temperatures trend during September in Rjukan
September weather day by day
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. | Overcast | 16° /5° | 0.1 mm | 0 cm | |
| 2 Sept. | Sunny | 14° /6° | 0.1 mm | 0 cm | |
| 3 Sept. | Overcast | 10° /6° | 11.1 mm | 0 cm | |
| 4 Sept. | Cloudy | 13° /7° | 13.8 mm | 0 cm | |
| 5 Sept. | Cloudy | 17° /7° | 0.1 mm | 0 cm | |
| 6 Sept. | Overcast | 17° /6° | 0 mm | 0 cm | |
| 7 Sept. | Sunny | 18° /7° | 0.1 mm | 0 cm | |
| 8 Sept. | Sunny | 16° /9° | 1.2 mm | 0 cm | |
| 9 Sept. | Partly cloudy | 16° /9° | 1.2 mm | 0 cm | |
| 10 Sept. | Partly cloudy | 13° /5° | 1.2 mm | 0 cm | |
| 11 Sept. | Light rain shower | 9° /3° | 1.6 mm | 0.4 cm | |
| 12 Sept. | Sunny | 9° /0° | 0.1 mm | 0 cm | |
| 13 Sept. | Partly cloudy | 8° /-1° | 0 mm | 0 cm | |
| 14 Sept. | Mist | 8° /1° | 0 mm | 0 cm | |
| 15 Sept. | Fog | 10° /3° | 0.1 mm | 0 cm | |
| 16 Sept. | Light drizzle | 8° /3° | 9.5 mm | 0 cm | |
| 17 Sept. | Sunny | 11° /2° | 0 mm | 0 cm | |
| 18 Sept. | Moderate rain | 10° /5° | 8.9 mm | 0 cm | |
| 19 Sept. | Light rain shower | 12° /4° | 7.6 mm | 0 cm | |
| 20 Sept. | Light drizzle | 11° /3° | 2.8 mm | 0 cm | |
| 21 Sept. | Light rain shower | 13° /6° | 10.2 mm | 0 cm | |
| 22 Sept. | Moderate rain | 12° /4° | 9.4 mm | 0 cm | |
| 23 Sept. | Patchy rain possible | 10° /3° | 0.2 mm | 0 cm | |
| 24 Sept. | Partly cloudy | 8° /1° | 6.5 mm | 0 cm | |
| 25 Sept. | Light rain shower | 9° /2° | 10.7 mm | 0 cm | |
| 26 Sept. | Mist | 8° /1° | 0.1 mm | 0 cm | |
| 27 Sept. | Heavy rain | 8° /3° | 14.1 mm | 0 cm | |
| 28 Sept. | Light rain shower | 7° /1° | 1.2 mm | 0 cm | |
| 29 Sept. | Patchy rain possible | 6° /0° | 0.3 mm | 0 cm | |
| 30 Sept. | Patchy rain possible | 7° /1° | 0.2 mm | 0 cm | |
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Rjukan in September - FAQ
What to pack to Rjukan in September?
As you prepare for your trip to Rjukan in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Rjukan, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Rjukan snow forecast September 2025
September rainfall patterns in Rjukan
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Where is Rjukan?Get accurate weather forecasts for Rjukan, located at latitude 59.879 and longitude 8.594. Stay updated with localized weather information tailored for Rjukan.