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Built 2026-10-19 (19 October 2026)

Nast Lake Threshold Days by Year (USS0006K06S)

9 fixed thresholds counted per year at Nast Lake (USS0006K06S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nast Lake Thresholds

  • Nast Lake: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1995 with 25.
  • Nast Lake: days with a maximum temperature at or below 0 C (32 F) in 39 years, most in 2008 with 62.
  • Nast Lake: days with a maximum temperature at or above 30 C (86 F) in 36 years, most in 2002 with 40.
  • Nast Lake: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 2004 with 309.
  • 9 fixed thresholds have at least one qualifying day at Nast Lake.
36 years with a qualifying day
Days at or above 30 C (86 F) per year at Nast Lake Days per year at Nast Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 2002. 0102030401987: 21988: 71989: 121990: 141993: 31994: 121995: 71996: 31997: 21998: 151999: 12000: 202001: 182002: 402003: 282004: 12007: 72008: 12009: 12010: 22011: 12012: 72013: 52014: 22015: 22016: 52017: 52018: 132019: 12020: 112021: 102022: 52023: 82024: 42025: 32026: 14198719931997200120072011201520192023
Days per year at Nast Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 2002.
Days at or above 30 C (86 F) per year at Nast Lake
YearDaysDecade average
198727
198877
1989127
1990147.1
199337.1
1994127.1
199577.1
199637.1
199727.1
1998157.1
199917.1
20002014.5
20011814.5
20024014.5
20032814.5
2004114.5
2007714.5
2008114.5
2009114.5
201024.3
201114.3
201274.3
201354.3
201424.3
201524.3
201654.3
201754.3
2018134.3
201914.3
2020117.9
2021107.9
202257.9
202387.9
202447.9
202537.9
2026147.9
First to last qualifying date each year at Nast Lake For each year, a bar from the first to the last day at Nast Lake meeting 30 C (86 F). 1987: 23 July 1987 to 24 July 19871988: 23 June 1988 to 15 August 19881989: 19 June 1989 to 21 July 19891990: 23 June 1990 to 13 September 19901993: 2 July 1993 to 31 July 19931994: 17 June 1994 to 26 August 19941995: 8 July 1995 to 4 September 19951996: 11 August 1996 to 17 August 19961997: 15 July 1997 to 3 August 19971998: 28 June 1998 to 5 September 19981999: 5 July 1999 to 5 July 19992000: 7 June 2000 to 14 September 20002001: 10 June 2001 to 4 September 20012002: 30 May 2002 to 27 August 20022003: 29 May 2003 to 10 August 20032004: 12 July 2004 to 12 July 20042007: 24 June 2007 to 22 July 20072008: 1 August 2008 to 1 August 20082009: 24 July 2009 to 24 July 20092010: 16 July 2010 to 17 July 20102011: 4 July 2011 to 4 July 20112012: 22 June 2012 to 2 July 20122013: 27 June 2013 to 23 July 20132014: 8 July 2014 to 22 July 20142015: 22 June 2015 to 30 June 20152016: 18 June 2016 to 28 July 20162017: 20 June 2017 to 9 July 20172018: 27 June 2018 to 12 August 20182019: 3 September 2019 to 3 September 20192020: 9 July 2020 to 25 August 20202021: 13 June 2021 to 29 July 20212022: 10 July 2022 to 6 September 20222023: 17 July 2023 to 21 August 20232024: 13 July 2024 to 3 August 20242025: 13 July 2025 to 21 August 20252026: 11 July 2026 to 21 August 202619871994199920042011201620212026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Nast Lake meeting 30 C (86 F).
First to last qualifying date each year at Nast Lake
YearFirst dateLast date
19871987-07-231987-07-24
19881988-06-231988-08-15
19891989-06-191989-07-21
19901990-06-231990-09-13
19931993-07-021993-07-31
19941994-06-171994-08-26
19951995-07-081995-09-04
19961996-08-111996-08-17
19971997-07-151997-08-03
19981998-06-281998-09-05
19991999-07-051999-07-05
20002000-06-072000-09-14
20012001-06-102001-09-04
20022002-05-302002-08-27
20032003-05-292003-08-10
20042004-07-122004-07-12
20072007-06-242007-07-22
20082008-08-012008-08-01
20092009-07-242009-07-24
20102010-07-162010-07-17
20112011-07-042011-07-04
20122012-06-222012-07-02
20132013-06-272013-07-23
20142014-07-082014-07-22
20152015-06-222015-06-30
20162016-06-182016-07-28
20172017-06-202017-07-09
20182018-06-272018-08-12
20192019-09-032019-09-03
20202020-07-092020-08-25
20212021-06-132021-07-29
20222022-07-102022-09-06
20232023-07-172023-08-21
20242024-07-132024-08-03
20252025-07-132025-08-21
20262026-07-112026-08-21

Every Fixed Threshold

Fixed thresholds at Nast Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3640200214
90 F (32.2 C): Days111720021
0 C (32 F): Ice days (max3962200816
0 C (32 F): Frost days (min323092004168
-10 C (14 F): Days with min32136200447
-20 C (-4 F): Days with min3251200410
-30 C (-22 F): Days with min13620043
10 mm (0.39 in): Days with 10 mm or more rain412519955
25 mm (0.98 in): Days with 25 mm or more rain14319962

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1987.

Download the Data

  • Data for Nast Lake 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).