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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Pine Ridge AP Threshold Days by Year (USW00094039)

15 fixed thresholds counted per year at Pine Ridge AP (USW00094039): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pine Ridge AP Thresholds

  • Pine Ridge AP: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 2021 with 91.
  • Pine Ridge AP: days with a maximum temperature at or above 35 C (95 F) in 28 years, most in 2012 with 48.
  • Pine Ridge AP: days with a maximum temperature at or above 90 F (32.2 C) in 28 years, most in 2007 with 74.
  • Pine Ridge AP: days with a maximum temperature at or below 0 C (32 F) in 28 years, most in 2019 with 50.
  • 15 fixed thresholds have at least one qualifying day at Pine Ridge AP.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Pine Ridge AP Days per year at Pine Ridge AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 91 in 2021. 02550751001998: 601999: 602000: 752001: 792002: 692003: 662004: 562005: 682006: 722007: 882008: 622009: 462010: 662011: 662012: 892013: 622014: 462015: 542016: 642017: 602018: 712019: 542020: 882021: 912022: 832023: 502024: 852025: 641998200120042007201020132016201920222025
Days per year at Pine Ridge AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 91 in 2021.
Days at or above 30 C (86 F) per year at Pine Ridge AP
YearDaysDecade average
19986060
19996060
20007568.1
20017968.1
20026968.1
20036668.1
20045668.1
20056868.1
20067268.1
20078868.1
20086268.1
20094668.1
20106663.2
20116663.2
20128963.2
20136263.2
20144663.2
20155463.2
20166463.2
20176063.2
20187163.2
20195463.2
20208876.8
20219176.8
20228376.8
20235076.8
20248576.8
20256476.8
First to last qualifying date each year at Pine Ridge AP For each year, a bar from the first to the last day at Pine Ridge AP meeting 30 C (86 F). 1998: 17 May 1998 to 25 September 19981999: 29 May 1999 to 8 November 19992000: 4 May 2000 to 18 September 20002001: 13 May 2001 to 1 October 20012002: 30 May 2002 to 16 September 20022003: 29 May 2003 to 19 October 20032004: 5 May 2004 to 19 September 20042005: 19 May 2005 to 2 October 20052006: 18 May 2006 to 2 October 20062007: 11 May 2007 to 3 October 20072008: 15 April 2008 to 26 September 20082009: 23 April 2009 to 26 September 20092010: 28 May 2010 to 7 October 20102011: 8 May 2011 to 4 October 20112012: 1 April 2012 to 2 October 20122013: 13 May 2013 to 30 September 20132014: 28 May 2014 to 27 September 20142015: 9 June 2015 to 11 October 20152016: 5 May 2016 to 1 October 20162017: 6 May 2017 to 21 September 20172018: 7 May 2018 to 23 September 20182019: 15 May 2019 to 29 September 20192020: 30 April 2020 to 8 October 20202021: 30 April 2021 to 5 October 20212022: 7 May 2022 to 29 September 20222023: 11 April 2023 to 19 September 20232024: 3 June 2024 to 10 October 20242025: 10 May 2025 to 3 October 20251998200220062010201420182022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pine Ridge AP meeting 30 C (86 F).
First to last qualifying date each year at Pine Ridge AP
YearFirst dateLast date
19981998-05-171998-09-25
19991999-05-291999-11-08
20002000-05-042000-09-18
20012001-05-132001-10-01
20022002-05-302002-09-16
20032003-05-292003-10-19
20042004-05-052004-09-19
20052005-05-192005-10-02
20062006-05-182006-10-02
20072007-05-112007-10-03
20082008-04-152008-09-26
20092009-04-232009-09-26
20102010-05-282010-10-07
20112011-05-082011-10-04
20122012-04-012012-10-02
20132013-05-132013-09-30
20142014-05-282014-09-27
20152015-06-092015-10-11
20162016-05-052016-10-01
20172017-05-062017-09-21
20182018-05-072018-09-23
20192019-05-152019-09-29
20202020-04-302020-10-08
20212021-04-302021-10-05
20222022-05-072022-09-29
20232023-04-112023-09-19
20242024-06-032024-10-10
20252025-05-102025-10-03

Every Fixed Threshold

Fixed thresholds at Pine Ridge AP
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2891202164
35 C (95 F): Days2848201222
40 C (104 F): Days17820071
90 F (32.2 C): Days2874200743
100 F (37.8 C): Days2421201210
110 F (43.3 C): Days2120061
0 C (32 F): Ice days (max2850201934
0 C (32 F): Frost days (min281952020175
-10 C (14 F): Days with min2876200761
-20 C (-4 F): Days with min2824202216
-30 C (-22 F): Days with min16320221
20 C (68 F): Tropical nights (min271820072
10 mm (0.39 in): Days with 10 mm or more rain2718199911
25 mm (0.98 in): Days with 25 mm or more rain22520142
50 mm (1.97 in): Days with 50 mm or more rain4120031

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1998.

Download the Data

  • Data for Pine Ridge AP 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 (2025-12-31).