Earliest and Latest Days at or Below 0° C in Tromsø

This is a list of the earliest and latest days in a winter season where the low temperature fell to at least 0 °C in Tromsø, Norway history. It is based on NOAA data from the years 1920–2024.

Earliest freezing temperature in Tromsø?

The earliest in a winter season that Tromsø, Norway has recorded a low temperature of 0 °C or below is September 5 which happened in 1961.

Latest freezing temperature in Tromsø?

The latest in a winter season that Tromsø, Norway has recorded a low temperature of 0 °C or below is June 10 which has happened twice, most recently in 1982.

Earliest Days ≤ 0 °C

Date	Year	Temperature
September 5	1961	0.0 °C
September 6	1972	-0.8 °C
September 7	1944	-0.1 °C
September 9	1966	-0.2 °C
September 11	1977	-0.8 °C
September 11	1973	-0.5 °C
September 11	1935	0.0 °C
September 12	1973	-2.8 °C
September 14	1978	-1.0 °C
September 14	1973	-0.2 °C
September 16	1981	0.0 °C
September 18	1993	-0.2 °C
September 18	1968	-1.2 °C
September 18	1932	0.0 °C
September 19	1996	0.0 °C
September 19	1988	-0.9 °C
September 19	1968	-1.2 °C
September 19	1942	0.0 °C
September 20	2002	-0.2 °C
September 20	1968	-2.8 °C
September 20	1945	-0.9 °C
September 20	1942	0.0 °C

Latest Days ≤ 0 °C

Date	Year	Temperature
June 10	1982	-0.4 °C
June 10	1931	-0.3 °C
June 9	1984	-0.1 °C
June 9	1982	-1.2 °C
June 8	1982	-0.9 °C
June 8	1958	0.0 °C
June 7	1981	-0.5 °C
June 7	1955	0.0 °C
June 7	1951	-0.3 °C
June 7	1941	-1.5 °C
June 7	1923	-0.6 °C
June 6	1981	-0.8 °C
June 6	1964	-0.4 °C
June 6	1955	-0.6 °C
June 6	1951	-0.2 °C
June 6	1945	-0.8 °C
June 6	1941	-2.0 °C
June 6	1923	-0.6 °C
June 5	1962	-1.0 °C
June 5	1955	-0.1 °C
June 5	1954	-0.8 °C
June 5	1951	-0.5 °C
June 5	1945	-0.7 °C
June 5	1941	-1.6 °C
June 5	1923	-1.3 °C