Sisimiut Threshold Days by Year (GLE00147041)

8 fixed thresholds counted per year at Sisimiut (GLE00147041): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sisimiut Thresholds

Sisimiut: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 1967 with 29.
Sisimiut: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1967 with 7.
Sisimiut: days with a maximum temperature at or below 0 C (32 F) in 24 years, most in 1975 with 193.
Sisimiut: nights with a minimum temperature at or below 0 C (32 F) in 22 years, most in 1972 with 271.
8 fixed thresholds have at least one qualifying day at Sisimiut.

Nights at or below 0 C (32 F)

22 years with a qualifying day

Days per year at Sisimiut with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 271 in 1972.

Nights at or below 0 C (32 F) per year at Sisimiut
Year	Days	Decade average
1963	259	252.9
1964	251	252.9
1965	246	252.9
1966	246	252.9
1967	255	252.9
1968	255	252.9
1969	258	252.9
1970	263	255.8
1971	270	255.8
1972	271	255.8
1973	248	255.8
1974	253	255.8
1975	258	255.8
1976	247	255.8
1977	250	255.8
1978	264	255.8
1979	234	255.8
1980	250	243
1981	236	243
1994	246	242.3
1995	239	242.3
1997	242	242.3

For each year, a bar from the first to the last day at Sisimiut meeting 0 C (32 F).

First to last qualifying date each year at Sisimiut
Year	First date	Last date
1963	1963-01-01	1963-12-31
1964	1964-01-01	1964-12-31
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-01	1968-12-31
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-31
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-30
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-31
1981	1981-01-01	1981-12-31
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-31
1997	1997-01-01	1997-12-31

Every Fixed Threshold

Fixed thresholds at Sisimiut
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	24	193	1975	155
0 C (32 F): Frost days (min	22	271	1972	242
-10 C (14 F): Days with min	22	146	1972	107
-20 C (-4 F): Days with min	22	75	1972	36
-30 C (-22 F): Days with min	10	6	1997	6
10 mm (0.39 in): Days with 10 mm or more rain	32	29	1967	9
25 mm (0.98 in): Days with 25 mm or more rain	25	7	1967	4
50 mm (1.97 in): Days with 50 mm or more rain	9	2	1976	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

Data for Sisimiut threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Sisimiut Threshold Days by Year (GLE00147041)

Key Facts for Sisimiut Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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