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Norway weather in September

Are you planning a trip to Norway in September and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Norway in September?

Norway offers a broad spectrum of weather patterns. In September, one might encounter temperatures that range from cold to moderate, and precipitation levels ranging from moderate to heavy.

The average maximum daytime temperatures vary from cold in Longyearbyen at 3°C to moderate in Moss at 18°C. Nighttime temperatures generally drop to 9°C in Moss and -1°C in Longyearbyen.

In September, precipitation varies across different areas. From moderate rainfall in Karasjok with an average of 56 mm to heavy rainfall in Florø with 348 mm. Most areas experience a moderate amount of sunshine, with approximately 146 hours of sunlight expected in Oslo. This makes it neither too gloomy nor overly bright.

For a closer look at September's conditions in Norway, see the map below. For a more detailed look at Norway's yearly weather, check out our Norway climate page.

Where to go in Norway in September

Find the average weather conditions in September for the most popular destinations in Norway on the map below. Click on a destination dot for more detailed information.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Norway

What is the weather like in September for the 5 most popular destinations in Norway?

Average weather in Oslo

In September Oslo generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 7°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Oslo
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
21°C 
11°C 
209 hours 
112 mm 
16 days 
16°C 
7°C 
146 hours 
89 mm 
16 days 
October   >> October
>>  
9°C 
2°C 
87 hours 
91 mm 
17 days 
poor 
Climate in Oslo

Average weather in Bergen

In September Bergen generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 10°C and heavy monthly rainfall. So on average the conditions are poor that month.

Bergen
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
12°C 
140 hours 
202 mm 
23 days 
poor 
16°C 
10°C 
89 hours 
258 mm 
27 days 
poor 
October   >> October
>>  
11°C 
6°C 
65 hours 
260 mm 
28 days 
poor 
Climate in Bergen

Average weather in Stavanger

In September Stavanger generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 11°C and heavy monthly rainfall. So on average the conditions are poor that month.

Stavanger
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
13°C 
161 hours 
177 mm 
21 days 
16°C 
11°C 
142 hours 
213 mm 
24 days 
poor 
October   >> October
>>  
12°C 
8°C 
81 hours 
230 mm 
24 days 
poor 
Climate in Stavanger

Average weather in Hemsedal

In September Hemsedal generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 3°C and high monthly rainfall. So on average the conditions are poor that month.

Hemsedal
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
16°C 
7°C 
117 mm 
17 days 
11°C 
3°C 
101 mm 
17 days 
poor 
October   >> October
>>  
5°C 
-2°C 
98 mm 
17 days 
poor 
Climate in Hemsedal

Average weather in Tromsø

In September Tromsø generally has low temperatures with maximum daytime temperatures around 12°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor that month.

Tromsø
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
16°C 
9°C 
165 hours 
115 mm 
18 days 
12°C 
5°C 
92 hours 
141 mm 
21 days 
poor 
October   >> October
>>  
5°C 
-0°C 
47 hours 
138 mm 
24 days 
poor 
Climate in Tromsø

Is your destination not in the list? Have a look at other destinations in Norway.

Is September the best time to visit Norway?

In our opinion, September is a good time to visit Norway with overall tolerable weather in Oslo. However, the weather conditions may vary depending on your destination.

Generally speaking, June, July and August provide pleasant weather in Oslo. On the other hand, the months of January, February, March, April, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Norway. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Norway? Get detailed historical weather averages for many cities in Norway.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.