Early autumn · Weather & things to do
Flåm in September
Flåm cools off: highs slip to 59°F (15°C), from 67°F in August, with lows of 49°F (9°C) and about 6.8 in (172 mm) of rain.
It scores 59/100 for comfort, 4th of 12, which makes it a solid shoulder-season month.
- Avg high
- 59°F (15°C)
- Avg low
- 49°F (9°C)
- Rain
- 6.8 in (172 mm)
- Humidity
- 88%
- Cloud cover
- 79%
- Daylight
- ~12 h 32 min
- Comfort score
- 59/100 · Fair
What September feels like
Highs near 59°F (15°C) make for comfortable sightseeing weather.
Lows average 49°F (9°C).
Rain is a real factor, with about 6.8 in (172 mm) across the month.
Skies are often grey, with average cloud cover around 79%.
Plan around September
September is shoulder season: good weather, a step below the best months (June – August).
- Comfort slips from 70/100 in August to 59/100.
- September sits inside the May – Sep window our Norway in a Nutshell route recommends.
What to pack for September
- A warm layer for eveningsnights drop to 49°F
- Rain jacket and waterproof shoesfrequent rain
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Flåm in September
Weather can go either way, so the picks below mix open-air spots with indoor backups.
Fretheim Hotel
Historic 1870s hotel dining room with local trout and lamb.
Ægir BryggeriPub
Viking-hall brewpub with a beer tasting menu.
Stegastein Viewpoint
Platform jutting out 650 m above Aurlandsfjord.
Why now Highs near 59°F keep it comfortable outside.
Brekkefossen
Short, steep hike to a waterfall above the Flåm valley.
Why now Mild enough in September to enjoy at an easy pace.
Flåm Railway
20 km train climb from fjord to mountains past waterfalls.
Nearby in September
- Bergen in September~69 mi · highs 59°F, 10.6 in rain · similar daytime temperatures, wetter
- Geiranger in September~86 mi · highs 56°F, 9.1 in rain · 2°C (3°F) cooler by day, wetter
- Oslo in September~140 mi · highs 61°F, 3.8 in rain · similar daytime temperatures, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~798 m to Flåm's ~14 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Flåm in September: quick answers
Is September a good time to visit Flåm?
It's a good shoulder-season choice, scoring 59/100 against a best of 72 in June – August. Expect highs of 59°F (15°C) and 6.8 in (172 mm) of rain. September is inside the May – Sep window our Norway in a Nutshell route recommends.
How cold is Flåm in September?
Average highs are 59°F (15°C) and average lows 49°F (9°C), making it the 4th-warmest month by daytime highs.
Does it rain a lot in Flåm in September?
Yes: about 6.8 in (172 mm) of rain falls across September on average, the 3rd-wettest month of the year. The annual total is about 69.9 in (1775 mm).
What should I pack for Flåm in September?
Bring a warm layer for evenings (nights drop to 49°F), rain jacket and waterproof shoes (frequent rain) and comfortable walking shoes (most places below are best reached on foot or with short walks).
Routes in season in September
- Norway in a Nutshell May – Sep
Planning Flåm in September?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.