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Built 2026-10-19 (19 October 2026)

Greenland Threshold Days by Year (USC00273626)

19 fixed thresholds counted per year at Greenland (USC00273626): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Greenland Thresholds

  • Greenland: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1983 with 53.
  • Greenland: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1983 with 28.
  • Greenland: days with a maximum temperature at or above 30 C (86 F) in 48 years, most in 1983 with 47.
  • Greenland: days with a maximum temperature at or below 0 C (32 F) in 48 years, most in 2007 with 50.
  • 19 fixed thresholds have at least one qualifying day at Greenland.
48 years with a qualifying day
Days at or above 30 C (86 F) per year at Greenland Days per year at Greenland with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 1983. 02040601975: 291976: 361977: 281978: 301979: 241980: 341981: 191982: 161983: 471984: 341985: 201986: 121987: 171988: 431989: 221990: 271991: 471992: 231993: 311994: 241995: 311996: 181997: 291998: 151999: 362000: 122001: 342002: 422003: 182004: 162005: 382006: 202007: 302008: 132009: 182010: 392011: 282012: 252013: 252016: 342017: 152018: 252019: 212021: 282022: 312023: 132024: 312026: 161975198019851990199520002005201020172023
Days per year at Greenland with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 1983.
Days at or above 30 C (86 F) per year at Greenland
YearDaysDecade average
19752929.4
19763629.4
19772829.4
19783029.4
19792429.4
19803426.4
19811926.4
19821626.4
19834726.4
19843426.4
19852026.4
19861226.4
19871726.4
19884326.4
19892226.4
19902728.1
19914728.1
19922328.1
19933128.1
19942428.1
19953128.1
19961828.1
19972928.1
19981528.1
19993628.1
20001224.1
20013424.1
20024224.1
20031824.1
20041624.1
20053824.1
20062024.1
20073024.1
20081324.1
20091824.1
20103926.5
20112826.5
20122526.5
20132526.5
20163426.5
20171526.5
20182526.5
20192126.5
20212823.8
20223123.8
20231323.8
20243123.8
20261623.8
First to last qualifying date each year at Greenland For each year, a bar from the first to the last day at Greenland meeting 30 C (86 F). 1975: 20 May 1975 to 18 August 19751976: 17 April 1976 to 14 September 19761977: 17 May 1977 to 3 September 19771978: 20 May 1978 to 22 September 19781979: 9 May 1979 to 22 October 19791980: 22 May 1980 to 22 September 19801981: 25 May 1981 to 12 August 19811982: 6 July 1982 to 2 October 19821983: 12 June 1983 to 21 September 19831984: 23 May 1984 to 24 September 19841985: 11 May 1985 to 21 September 19851986: 19 May 1986 to 27 July 19861987: 30 May 1987 to 19 August 19871988: 28 May 1988 to 28 August 19881989: 21 May 1989 to 22 September 19891990: 27 April 1990 to 2 September 19901991: 12 May 1991 to 17 September 19911992: 21 May 1992 to 18 September 19921993: 9 May 1993 to 16 September 19931994: 31 May 1994 to 4 August 19941995: 1 June 1995 to 14 September 19951996: 20 May 1996 to 3 September 19961997: 10 June 1997 to 17 August 19971998: 31 March 1998 to 7 September 19981999: 31 May 1999 to 4 September 19992000: 7 May 2000 to 2 September 20002001: 24 April 2001 to 11 September 20012002: 17 April 2002 to 21 September 20022003: 25 June 2003 to 27 August 20032004: 19 April 2004 to 30 August 20042005: 20 April 2005 to 22 September 20052006: 29 May 2006 to 3 August 20062007: 23 April 2007 to 27 September 20072008: 23 April 2008 to 4 September 20082009: 25 April 2009 to 26 August 20092010: 7 April 2010 to 25 September 20102011: 29 May 2011 to 26 August 20112012: 26 May 2012 to 31 August 20122013: 30 May 2013 to 11 September 20132016: 29 May 2016 to 15 September 20162017: 18 May 2017 to 28 September 20172018: 3 May 2018 to 7 September 20182019: 27 May 2019 to 24 September 20192021: 23 May 2021 to 28 August 20212022: 15 May 2022 to 31 August 20222023: 29 May 2023 to 8 September 20232024: 22 May 2024 to 2 September 20242026: 20 May 2026 to 21 August 202619751981198719931999200520112019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Greenland meeting 30 C (86 F).
First to last qualifying date each year at Greenland
YearFirst dateLast date
19751975-05-201975-08-18
19761976-04-171976-09-14
19771977-05-171977-09-03
19781978-05-201978-09-22
19791979-05-091979-10-22
19801980-05-221980-09-22
19811981-05-251981-08-12
19821982-07-061982-10-02
19831983-06-121983-09-21
19841984-05-231984-09-24
19851985-05-111985-09-21
19861986-05-191986-07-27
19871987-05-301987-08-19
19881988-05-281988-08-28
19891989-05-211989-09-22
19901990-04-271990-09-02
19911991-05-121991-09-17
19921992-05-211992-09-18
19931993-05-091993-09-16
19941994-05-311994-08-04
19951995-06-011995-09-14
19961996-05-201996-09-03
19971997-06-101997-08-17
19981998-03-311998-09-07
19991999-05-311999-09-04
20002000-05-072000-09-02
20012001-04-242001-09-11
20022002-04-172002-09-21
20032003-06-252003-08-27
20042004-04-192004-08-30
20052005-04-202005-09-22
20062006-05-292006-08-03
20072007-04-232007-09-27
20082008-04-232008-09-04
20092009-04-252009-08-26
20102010-04-072010-09-25
20112011-05-292011-08-26
20122012-05-262012-08-31
20132013-05-302013-09-11
20162016-05-292016-09-15
20172017-05-182017-09-28
20182018-05-032018-09-07
20192019-05-272019-09-24
20212021-05-232021-08-28
20222022-05-152022-08-31
20232023-05-292023-09-08
20242024-05-222024-09-02
20262026-05-202026-08-21

Every Fixed Threshold

Fixed thresholds at Greenland
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4847198316
35 C (95 F): Days28720021
40 C (104 F): Days1119751
90 F (32.2 C): Days472819884
100 F (37.8 C): Days4119751
0 C (32 F): Ice days (max4850200730
0 C (32 F): Frost days (min48173197883
-10 C (14 F): Days with min4860198940
-20 C (-4 F): Days with min381019794
-30 C (-22 F): Days with min1119841
20 C (68 F): Tropical nights (min481920247
25 C (77 F): Days with min2120111
10 mm (0.39 in): Days with 10 mm or more rain4953198317
25 mm (0.98 in): Days with 25 mm or more rain492819835
50 mm (1.97 in): Days with 50 mm or more rain46920104
100 mm (3.94 in): Days with 100 mm or more rain12219961
200 mm (7.87 in): Days with 200 mm or more rain1119961
10 cm (3.9 in): Days with 10 cm or more snowfall471119935
25 cm (9.8 in): Days with 25 cm or more snowfall24319931

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1975.

Download the Data

  • Data for Greenland 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 . Last revised (2026-10-17).