WEATHER IN Trondheim
Climate tables. Data for Trondheim.
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -25.6 (1996) | -4.1 | -1.0 | 1.9 | 13.7 (1971) |
| february | -26.0 (1899) | -4.1 | -1.1 | 2.0 | 13.8 (1990) |
| march | -23.0 (1947) | -2.2 | 1.0 | 4.6 | 15.7 (1973) |
| april | -15.3 (1942) | 1.4 | 5.1 | 9.3 | 23.3 (2019) |
| may | -9.6 (1900) | 5.3 | 9.2 | 13.8 | 30.0 (2024) |
| june | -0.6 (1902) | 8.9 | 12.6 | 17.1 | 34.3 (2020) |
| july | 0.6 (1902) | 11.4 | 15.2 | 19.8 | 34.5 (2025) |
| august | -0.3 (1956) | 11.0 | 14.6 | 19.1 | 31.3 (1994) |
| september | -4.9 (1970) | 7.8 | 11.0 | 15.0 | 27.9 (1999) |
| october | -12.6 (1915) | 2.9 | 5.8 | 9.3 | 22.1 (2018) |
| november | -19.0 (1969) | -1.1 | 1.7 | 4.7 | 16.1 (2005) |
| december | -23.5 (1955) | -3.9 | -0.7 | 2.3 | 13.1 (2000) |
| year | -26.0 (1899) | 2.8 | 6.1 | 9.9 | 34.5 (2025) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 64.6 | 0.8 (1972) | 290.8 (1902) | 49.5 (1925) |
| february | 63.9 | 2.1 (1886) | 223.5 (1903) | 48.5 (1896) |
| march | 61.3 | 3.3 (1934) | 219.7 (1945) | 64.9 (1945) |
| april | 42.1 | 6.2 (1918) | 161.8 (1893) | 45.3 (1972) |
| may | 52.7 | 3.9 (1911) | 126.7 (1989) | 45.7 (1964) |
| june | 76.1 | 3.3 (1900) | 145.9 (1964) | 51.3 (1972) |
| july | 74.4 | 9.8 (1943) | 184.8 (1979) | 51.0 (2009) |
| august | 82.8 | 8.5 (1937) | 162.6 (1895) | 59.2 (2011) |
| september | 88.9 | 2.3 (1904) | 225.2 (2004) | 77.6 (1970) |
| october | 77.0 | 5.2 (1915) | 279.5 (1888) | 56.8 (1901) |
| november | 64.4 | 1.1 (1993) | 252.7 (1899) | 47.0 (1897) |
| december | 75.0 | 2.7 (1959) | 297.2 (1885) | 65.5 (1885) |
| year | 823.2 | 303.5 (1937) | 1439.4 (1893) | 77.6 (1970) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |