Upernavik Threshold Days by Year (GLE00146901)

8 fixed thresholds counted per year at Upernavik (GLE00146901): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Upernavik Thresholds

Upernavik: nights with a minimum temperature at or below 0 C (32 F) in 28 years, most in 1970 with 313.
Upernavik: nights with a minimum temperature at or below -10 C (14 F) in 28 years, most in 1964 with 188.
Upernavik: nights with a minimum temperature at or below -20 C (-4 F) in 28 years, most in 1971 with 111.
Upernavik: days with a maximum temperature at or below 0 C (32 F) in 27 years, most in 1971 with 230.
8 fixed thresholds have at least one qualifying day at Upernavik.

Nights at or below 0 C (32 F)

28 years with a qualifying day

Days per year at Upernavik with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 313 in 1970.

Nights at or below 0 C (32 F) per year at Upernavik
Year	Days	Decade average
1958	288	286
1959	284	286
1960	268	285.3
1961	274	285.3
1962	285	285.3
1963	307	285.3
1964	300	285.3
1965	289	285.3
1966	285	285.3
1967	283	285.3
1968	271	285.3
1969	291	285.3
1970	313	289.8
1971	284	289.8
1972	294	289.8
1973	301	289.8
1974	286	289.8
1975	282	289.8
1976	279	289.8
1977	289	289.8
1978	283	289.8
1979	287	289.8
1980	289	289
1997	285	267
1998	240	267
1999	276	267
2000	245	247
2001	249	247

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

First to last qualifying date each year at Upernavik
Year	First date	Last date
1958	1958-01-01	1958-12-31
1959	1959-01-01	1959-12-31
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-31
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	1973-12-31
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
1997	1997-01-01	1997-12-30
1998	1998-01-01	1998-12-31
1999	1999-01-01	1999-12-31
2000	2000-01-01	2000-12-31
2001	2001-01-01	2001-12-31

Every Fixed Threshold

Fixed thresholds at Upernavik
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	27	230	1971	202
0 C (32 F): Frost days (min	28	313	1970	249
-10 C (14 F): Days with min	28	188	1964	140
-20 C (-4 F): Days with min	28	111	1971	60
-30 C (-22 F): Days with min	21	25	1961	8
10 mm (0.39 in): Days with 10 mm or more rain	22	13	1980	13
25 mm (0.98 in): Days with 25 mm or more rain	13	2	1961	1
50 mm (1.97 in): Days with 50 mm or more rain	1	2	1975	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

Data for Upernavik 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).

Upernavik Threshold Days by Year (GLE00146901)

Key Facts for Upernavik Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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