Norway in september: average Weather, Temperature and Climate, Where to go?
Weather in Norway in september 2025
In this section, you have access to the weather forecast for september for most popular cities in Norway. These predictions are probabilities for september from weather reports for over 10 years. The percentage indicates the possibility of having the weather mentioned.
Average weather in september in Oslo
tolerable weather
Weather at 6am
49°F
Clear/Sunny
31% of time
21%
15%
13%
Weather at 12pm
59°F
Clear/Sunny
30% of time
27%
20%
14%
Weather at 6pm
54°F
Clear/Sunny
30% of time
24%
21%
12%
Weather at 3am
49°F
27%
24%
18%
13%
Where to go in Norway in september?
Where to go in Norway in september: destination map
Where to go in each region in september?
| Central (Trøndelag) (Trondheim, Steinkjer, Rorvik...) | 52°F to 59°F | 3 à 11 days | 56°F to 58°F | tolerable weather* |
| East (Oslo, Sandefjord, Hamar...) | 50°F to 63°F | 4 à 8 days | 61°F | tolerable weather* |
| North of Norway (Lofoten, Narvik, Bodø...) | 52°F to 56°F | 6 à 12 days | 52°F to 56°F | bad weather* |
| South (Kristiansand, Flekkefjord, Valle...) | 58°F to 61°F | 5 à 10 days | 61°F | good weather* |
| Svalbard (Spitzberg (Svalbard), Longyearbyen, Nordaustlandet...) | 36°F to 40°F | 3 à 5 days | very bad weather | |
| West (Vestlandet) (Bergen, Stavanger, Ålesund...) | 49°F to 59°F | 8 à 15 days | 58°F to 61°F | tolerable weather* |
Where should you go in Norway in september when it comes to the weather?
Remember:
The climate in Norway in september ranges from good to very bad depending on the region and city.
With the coming of winter, which begins rather early in this region of the globe, the climate throughout September in Norway is characterized by the gradual deterioration of climatic conditions. Thus, the weather becomes cooler as the rains gradually intensify.
Southern Norway in September
The combination of the pleasantly gentle atmosphere with the presence of the sun favors climatic conditions that are suitable for outdoor activities. This is especially true since the beautifully sunny days add to the weather in Norway throughout September. As temperatures rarely exceed 15 ° C, wearing comfortable clothing is always advisable.
Central Norway in September
If passing through the center of Norway, equip with an umbrella because the rains dominate the climate within the center of the country. Thus, from Bodo to Lofoten, the rainy episodes that can occur at any time of the day are likely to surprise walkers.
Noorthern Norway in September
Even though temperatures are relatively mild, Norway's climatic conditions in northern communities are disadvantaged by the abundance of rainfall that occurs at any time of the day.
Norwegian Fjords in September
September is a good time to fully enjoy a cruise in the fjords. The temperatures are very mild. It is enough to cover well and to prepare oneself to face the rains which become more frequent.
Climate in Norway in september
Climate in Oslo in september
In the month of september, the mean temperature in Oslo is 54°F (maximum temperature is 59°F and minimum temperature is 49°F). The climate is quite cool here in this month, but it is bearable by dressing hot. With 5in over 7 days, you risk getting wet slightly throughout your stay. But this is moderate and you will not be too bothered by it.
With a correct climate, september is okay (but not the best time) for traveling there in Norway.
| September | |||
| Average temperature | 54°F | ||
| Highest temperature | 59°F | ||
| Lowest temperature | 49°F | ||
| Sea temperature | 60°F | ||
| Rainfall | 5in | ||
| Number of days with rainfall | 7 day(s) (22%) | ||
| Humidity | 89% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 50% | ||
| Length of day | 12:52 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Bergen in september
In september, the mean temperature in Bergen is 56°F (maximum temperature is 59°F and minimum temperature is 54°F). The climate is quite fresh in this city in the month of september, but it is endurable when dressing warm. With 14.2in over 15 days, you may find yourself often in the rain throughout your stay. Consider to bring adapted clothes.
With a correct climate, the month of september is okay (but not the best month) for traveling there.
| September | |||
| Average temperature | 56°F | ||
| Highest temperature | 59°F | ||
| Lowest temperature | 54°F | ||
| Sea temperature | 59°F | ||
| Rainfall | 14.2in | ||
| Number of days with rainfall | 15 day(s) (50%) | ||
| Humidity | 83% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 58% | ||
| Length of day | 12:54 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Lofoten in september
In the month of september, maximum temperature is 54°F and minimum temperature is 52°F (for an average temperature of 52°F). The climate is fairly fresh in this location in september, but it is bearable when dressing cosy. With 4.2in over 7 days, you risk getting wet slightly for your journey. But this is pretty reasonably and it will not be continuous.
With a bad climate, september is not the best time to go in Lofoten.
| September | |||
| Average temperature | 52°F | ||
| Highest temperature | 54°F | ||
| Lowest temperature | 52°F | ||
| Sea temperature | 52°F | ||
| Rainfall | 4.2in | ||
| Number of days with rainfall | 7 day(s) (25%) | ||
| Humidity | 82% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 59% | ||
| Length of day | 13:14 | ||
| Our opinion at whereandwhen.net | bad |
Climate in Spitzberg in september
In the month of september, the mean temperature in Spitzberg is 34°F (maximum temperature is 38°F and minimum temperature is 32°F). The climate is rather more than very fresh in this location in this month. Plan to cover you well! With barely 2.9in over 5 days, rainfall is infrequent during your stay.
| September | |||
| Average temperature | 34°F | ||
| Highest temperature | 38°F | ||
| Lowest temperature | 32°F | ||
| Rainfall | 2.9in | ||
| Number of days with rainfall | 5 day(s) (17%) | ||
| Humidity | 90% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 66% | ||
| Length of day | 14:34 | ||
| Our opinion at whereandwhen.net | very bad |
Climate in Stavanger in september
In the month of september, the mean temperature in Stavanger is 58°F (maximum temperature is 59°F and minimum temperature is 56°F). The climate is quite fresh in that locality in september, but it is endurable when dressing hot. With 9.4in over 12 days, rainfall can happen during your stay. But this is rather reasonably and you will not be too bothered by it.
With a correct climate, the month of september is okay (but not the best month) for traveling there.
| September | |||
| Average temperature | 58°F | ||
| Highest temperature | 59°F | ||
| Lowest temperature | 56°F | ||
| Sea temperature | 60°F | ||
| Rainfall | 9.4in | ||
| Number of days with rainfall | 12 day(s) (42%) | ||
| Humidity | 82% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 52% | ||
| Length of day | 12:51 | ||
| Our opinion at whereandwhen.net | tolerable |
All cities in Norway in september
| Oslo in september | tolerable weather |
| Bergen in september | tolerable weather |
| Lofoten in september | bad weather |
| Spitzberg (Svalbard) in september | very bad weather |
| Stavanger in september | tolerable weather |
| Trondheim in september | tolerable weather |
| Ålesund in september | tolerable weather |
| Bodø in september | bad weather |
| Flekkefjord in september | tolerable weather |
| Hamar in september | tolerable weather |
| Kristiansand in september | good weather |
| Longyearbyen in september | very bad weather |
| Narvik in september | bad weather |
| Nordaustlandet in september | very bad weather |
| Rorvik in september | tolerable weather |
| Sandefjord in september | good weather |
| Steinkjer in september | tolerable weather |
| Valle in september | tolerable weather |
| Edgeøya in september | very bad weather |
| Femundsmarka National Park in september | bad weather |
| Flam (Aurland) in september | very bad weather |
| Geirangerfjord in september | very bad weather |
Weather data for Norway in september:
Weather data for Norway in september is derived from an average of the weather forecast since 2009 in Norway. There is a margin of error and these forecasts are to be considered as general information only. The weather in Norway can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Norway.