Measurements:
°C
°F
Trondheim
40°F
SE 8 mph
Feels like: 34°F
Precip: 100%
World Resorts Norway Trondheim Weather September Weather in Trondheim

Trondheim Weather: September

Average Day Temperature: 56.5°F
Average Night Temperature: 46.4°F
Sea Water Temperature: 55.4°F
Number of Sunny Days: 8 days
Sunshine Hours: 11.5 - 14.5 hours
Number of Rainy Days: 6 days
Precipitation Totals: 3.2 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 70°F. The lowest night temperature was 36°F. The average values for day and night temperatures during September were 55.1°F и 48.9°F respectivly.

Trondheim Water Sea Temperature in September, °F

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Trondheim was 57.5°F. The maximum and minimum values were 53.0°F and 61.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are gloomy but you can also expect sunny days.

Precipitation Totals in September, in

Precipitation total in September for Trondheim is 3.2 in. It makes september one of the most rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 6.5 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Trondheim in September is 6.2 hours.

Best Time to Visit Trondheim
The most sunny months:
August 9 days
May 9 days
July 8 days
The most warm months:
July 65.3 °F
August 63.7 °F
June 60.3 °F
Warmest sea temperature:
August 60.4 °F
July 60.2 °F
September 55.4 °F
The most cold months:
January 24.5 °F
December 26.6 °F
February 27.5 °F
The most rainy months:
July 6 days
September 6 days
March 5 days
The most windy months:
January 8 mph
March 7 mph
December 7 mph

Trondheim on the Weather Map

Norway Resorts:
NAME
Ålesund +48
Bergen +46
Flam +30
Hemsedal +36
Holmenkollen +36
Lillehammer +32
Oslo +38
Stavanger +46
Tromse +34
Trondheim +40
24 Hours Weather Forecast
Trondheim
Local time: 15:24
25 dec, wednesday
1800 34°F
NW
4 mph
2100 34°F
W
5 mph
26 dec, thursday
0000 36°F
W
4 mph
0300 38°F
NE
3 mph
0600 40°F
E
21 mph
0900 38°F
E
14 mph
1200 38°F
E
19 mph
1500 38°F
NE
16 mph