The rugged landscape of the Norwegian fjords
This landscape is rated as the most beautiful in the world and it is something you need to experience at least once in your life.
Røros Weather in September
September in Røros brings low temperatures around 11°C (52°F) during the day, dropping to 3°C (37°F) at night, with quite a bit of rainfall expected, averaging around 78 mm (3.1 in) for the month.
Rainfall in Røros in September
Expect around 20 days of rain based on historical data, with 78 mm (3.1 in) average. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Røros in September
If you're visiting Røros in September, expect highs of 11°C (52°F) and overnight lows around 3°C (37°F). Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Røros.
Røros Temperature in September
Min Temperature
3°C (37°F)
Max Temperature
11°C (52°F)
Chance of Rain
67%
Precipitation
78 mm (3.1 in)
Rainy days
20 days
Røros Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Røros - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Røros typically drop from around 13°C (55°F) at the start of September to approximately 9°C (48°F) by the end. Nights are cold, with lows typically ranging from 0°C (32°F) to 4°C (39°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Røros in September
Browse day-by-day weather records for Røros spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Røros historical weather extremes in September
Our historical data for Røros spans 1976 to 2025, revealing these weather extremes.
- The hottest September day on record in Røros reached 24°C (75°F) (September 6, 2024).
- On September 26, 1986, Røros saw its coldest September day with temperatures maxing out at 1°C (34°F).
- Nighttime temperatures dropped to -9°C (16°F) on September 30, 1995, marking the coldest September night on record.
Best Places in Norway in September
Find out more about the weather in Norway and which places have the best travel conditions in this month. See all of Norway in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Røros in September
The weather can swing between comfortable and chilly in September, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days.
What To Do in Røros in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Barbeque3/10 -
Camping4/10 -
Outdoor sports6/10
Røros 3-Day Forecast
More climate data for Røros
See the full Røros climate overview or explore weather in Norway.
Popular in September
Where to go in September - average daytime high across popular destinations.
Kristiansand
17°C (63°F) Oslo16°C (61°F) Stavanger
16°C (61°F) Bergen16°C (61°F) Trondheim16°C (61°F) Reine
12°C (54°F) Tromsø12°C (54°F) Hemsedal11°C (52°F) Bucket list
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The rugged landscape of the Norwegian fjords
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