ClimateForecastSeptemberOctober >>

Weather in September in Sør-Trøndelag

Considering a trip to Sør-Trøndelag this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in Sør-Trøndelag in September?

Sør-Trøndelag is a region in Norway. September in Sør-Trøndelag generally has temperatures that range from cold to mild, with precipitation levels ranging from moderate to heavy.

Temperatures

The average maximum daytime temperatures vary from cold in Oppdal at 11°C to mild in Trondheim at 16°C. Nighttime temperatures generally drop to 7°C in Trondheim and 2°C in Oppdal.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Røros with an average of 78 mm to heavy rainfall in Oksvoll with 182 mm. Based on climate data from the last 30 years, Trondheim receives the most rainfall during this month of the year.

Average sunshine

Trondheim enjoys a balanced 132 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

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

Where to go in Sør-Trøndelag in September

Find more information for the most popular destinations in the Sør-Trøndelag on the map below. Click on a destination dot for more detailes.

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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

What is the weather like in September for the 5 most popular destinations in Sør-Trøndelag?

Trondheim

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

Trondheim
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 
10°C 
169 hours 
114 mm 
19 days 
16°C 
7°C 
132 hours 
120 mm 
24 days 
October   >> October
>>  
9°C 
3°C 
118 hours 
99 mm 
23 days 
poor 
Climate in Trondheim

Røros

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

Røros
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 
6°C 
106 mm 
19 days 
11°C 
3°C 
78 mm 
20 days 
October   >> October
>>  
5°C 
-2°C 
68 mm 
18 days 
poor 
Climate in Røros

Selva

In September Selva generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 9°C and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Selva
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
<<  
17°C 
12°C 
169 hours 
128 mm 
19 days 
14°C 
9°C 
132 hours 
174 mm 
24 days 
October   >> October
>>  
10°C 
5°C 
118 hours 
163 mm 
24 days 
poor 
Climate in Selva

Brekstad

In September Brekstad generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 9°C and heavy monthly rainfall. So on average the conditions are poor that month.

Brekstad
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
<<  
17°C 
12°C 
169 hours 
127 mm 
19 days 
14°C 
9°C 
132 hours 
182 mm 
24 days 
poor 
October   >> October
>>  
10°C 
5°C 
118 hours 
174 mm 
24 days 
poor 
Climate in Brekstad

Oppdal

In September Oppdal generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 2°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Oppdal
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
<<  
15°C 
6°C 
126 mm 
18 days 
11°C 
2°C 
90 mm 
18 days 
October   >> October
>>  
5°C 
-3°C 
77 mm 
17 days 
poor 
Climate in Oppdal

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

Is September the best time to visit Sør-Trøndelag?

In our opinion, September may not be the ideal time to visit Sør-Trøndelag due to the typically unpleasant weather in Trondheim.

Generally speaking, the best visiting conditions can be found in July offering mostly pleasant weather in Trondheim. 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 Sør-Trøndelag. 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 travel conditions. Find out where to go with our weather planner.