Ålesund Weather in September
With daytime temperatures of 14°C (57°F) and nighttime lows of 10°C (50°F), September in Ålesund brings moderate temperatures during the day. It is also the wettest month of the year, so pack an umbrella.
Rainfall in Ålesund in September
As part of the rainy season, Ålesund sees around 27 days of rain in September, with an average of 229 mm (9 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Ålesund in September
In September, Ålesund sees moderate temperatures, with highs of 14°C (57°F). Nights drop to around 10°C (50°F). September marks the summer season. The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 10°C (50°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Ålesund in September
You can expect a moderate amount of sunlight, with approximately 101 hours. Even though this month is part of the wet season, you can still see the sun occasionally.September in Ålesund has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Norway, check out our Ålesund's climate page.
Ålesund Temperature in September
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ålesund typically stay consistent throughout September, with daily highs averaging around 14°C (57°F). Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°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 for Ålesund in September
Browse day-by-day weather records for Ålesund spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ålesund historical weather extremes in September
According to our 49 years of weather records for Ålesund, the following extremes were recorded between 1976 and 2025.
- The warmest day in September was on September 7, 2024, with a maximum of 25°C (77°F).
- The coldest September day was on September 25, 1986, with a maximum of 7°C (45°F).
- The lowest overnight temperature recorded in September was -3°C (27°F) (September 29, 1995).
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 →
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What to Wear in Ålesund in September
Pack for changing conditions in Ålesund in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Ålesund in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Norway, check out our Ålesund's climate page.
See the full Ålesund climate overview or explore weather in Norway.