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Built 2026-10-19 (19 October 2026)

Redrock 1 NNE Threshold Days by Year (USC00297340)

16 fixed thresholds counted per year at Redrock 1 NNE (USC00297340): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Redrock 1 NNE Thresholds

  • Redrock 1 NNE: days with 10 mm (0.39 in) or more of precipitation in 112 years, most in 1931 with 18.
  • Redrock 1 NNE: days with 25 mm (0.98 in) or more of precipitation in 90 years, most in 1916 with 5.
  • Redrock 1 NNE: nights with a minimum temperature at or below 0 C (32 F) in 69 years, most in 1970 with 161.
  • Redrock 1 NNE: days with a maximum temperature at or above 30 C (86 F) in 68 years, most in 2020 with 172.
  • 16 fixed thresholds have at least one qualifying day at Redrock 1 NNE.
68 years with a qualifying day
Days at or above 30 C (86 F) per year at Redrock 1 NNE Days per year at Redrock 1 NNE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 172 in 2020. 0501001502001959: 1401960: 1471961: 1431962: 1041963: 1571964: 1311965: 1331966: 1331967: 1361968: 1211969: 1451970: 1341971: 1291972: 1251973: 1331974: 1301975: 1211976: 1261977: 1291978: 1471979: 1351980: 1401981: 1381982: 1351983: 1281984: 1361985: 1281986: 1041987: 1301988: 1371989: 1481990: 1061991: 1111992: 1091993: 1081994: 1261995: 1091996: 1321997: 1291998: 1331999: 1192000: 1502001: 1312002: 1302003: 1462004: 1192005: 1282006: 1092007: 1252008: 1062009: 1252010: 1172011: 1452012: 1432013: 1242014: 1172015: 1242016: 1292017: 1292018: 1492019: 1302020: 1722021: 1502022: 1612023: 1612024: 1582025: 1492026: 1301959196619731980198719942001200820152022
Days per year at Redrock 1 NNE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 172 in 2020.
Days at or above 30 C (86 F) per year at Redrock 1 NNE
YearDaysDecade average
1959140140
1960147135
1961143135
1962104135
1963157135
1964131135
1965133135
1966133135
1967136135
1968121135
1969145135
1970134130.9
1971129130.9
1972125130.9
1973133130.9
1974130130.9
1975121130.9
1976126130.9
1977129130.9
1978147130.9
1979135130.9
1980140132.4
1981138132.4
1982135132.4
1983128132.4
1984136132.4
1985128132.4
1986104132.4
1987130132.4
1988137132.4
1989148132.4
1990106118.2
1991111118.2
1992109118.2
1993108118.2
1994126118.2
1995109118.2
1996132118.2
1997129118.2
1998133118.2
1999119118.2
2000150126.9
2001131126.9
2002130126.9
2003146126.9
2004119126.9
2005128126.9
2006109126.9
2007125126.9
2008106126.9
2009125126.9
2010117130.7
2011145130.7
2012143130.7
2013124130.7
2014117130.7
2015124130.7
2016129130.7
2017129130.7
2018149130.7
2019130130.7
2020172154.4
2021150154.4
2022161154.4
2023161154.4
2024158154.4
2025149154.4
2026130154.4
First to last qualifying date each year at Redrock 1 NNE For each year, a bar from the first to the last day at Redrock 1 NNE meeting 30 C (86 F). 1959: 2 April 1959 to 26 October 19591960: 6 April 1960 to 8 October 19601961: 4 April 1961 to 21 October 19611962: 13 April 1962 to 15 October 19621963: 8 April 1963 to 15 October 19631964: 15 April 1964 to 29 October 19641965: 19 April 1965 to 14 October 19651966: 17 April 1966 to 11 October 19661967: 28 March 1967 to 13 October 19671968: 19 May 1968 to 29 October 19681969: 31 March 1969 to 10 October 19691970: 5 May 1970 to 25 September 19701971: 24 March 1971 to 28 September 19711972: 6 April 1972 to 14 October 19721973: 9 May 1973 to 23 October 19731974: 23 April 1974 to 10 October 19741975: 21 April 1975 to 5 October 19751976: 25 April 1976 to 23 September 19761977: 8 April 1977 to 5 October 19771978: 31 March 1978 to 18 October 19781979: 17 April 1979 to 26 October 19791980: 19 April 1980 to 9 November 19801981: 25 April 1981 to 30 September 19811982: 28 April 1982 to 7 October 19821983: 8 May 1983 to 26 September 19831984: 17 April 1984 to 24 September 19841985: 12 April 1985 to 27 September 19851986: 21 April 1986 to 22 September 19861987: 15 April 1987 to 27 October 19871988: 26 March 1988 to 22 October 19881989: 9 March 1989 to 14 October 19891990: 13 April 1990 to 27 September 19901991: 8 May 1991 to 18 October 19911992: 27 April 1992 to 12 October 19921993: 22 April 1993 to 5 October 19931994: 19 April 1994 to 30 September 19941995: 20 May 1995 to 13 October 19951996: 9 April 1996 to 13 October 19961997: 3 May 1997 to 10 October 19971998: 23 April 1998 to 14 October 19981999: 19 April 1999 to 10 October 19992000: 25 April 2000 to 6 October 20002001: 28 April 2001 to 29 September 20012002: 14 April 2002 to 6 October 20022003: 12 May 2003 to 24 October 20032004: 20 March 2004 to 24 September 20042005: 5 May 2005 to 5 October 20052006: 13 April 2006 to 4 October 20062007: 17 March 2007 to 20 October 20072008: 29 April 2008 to 24 September 20082009: 21 April 2009 to 16 October 20092010: 5 May 2010 to 3 October 20102011: 1 April 2011 to 17 October 20112012: 10 April 2012 to 4 October 20122013: 28 April 2013 to 25 September 20132014: 22 April 2014 to 4 October 20142015: 1 May 2015 to 16 October 20152016: 21 April 2016 to 23 October 20162017: 18 March 2017 to 23 October 20172018: 11 April 2018 to 2 October 20182019: 8 April 2019 to 3 October 20192020: 24 April 2020 to 5 November 20202021: 3 April 2021 to 9 October 20212022: 26 March 2022 to 3 October 20222023: 10 April 2023 to 22 October 20232024: 12 April 2024 to 28 October 20242025: 25 March 2025 to 10 October 20252026: 18 March 2026 to 9 October 202619591968197719861995200420132022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Redrock 1 NNE meeting 30 C (86 F).
First to last qualifying date each year at Redrock 1 NNE
YearFirst dateLast date
19591959-04-021959-10-26
19601960-04-061960-10-08
19611961-04-041961-10-21
19621962-04-131962-10-15
19631963-04-081963-10-15
19641964-04-151964-10-29
19651965-04-191965-10-14
19661966-04-171966-10-11
19671967-03-281967-10-13
19681968-05-191968-10-29
19691969-03-311969-10-10
19701970-05-051970-09-25
19711971-03-241971-09-28
19721972-04-061972-10-14
19731973-05-091973-10-23
19741974-04-231974-10-10
19751975-04-211975-10-05
19761976-04-251976-09-23
19771977-04-081977-10-05
19781978-03-311978-10-18
19791979-04-171979-10-26
19801980-04-191980-11-09
19811981-04-251981-09-30
19821982-04-281982-10-07
19831983-05-081983-09-26
19841984-04-171984-09-24
19851985-04-121985-09-27
19861986-04-211986-09-22
19871987-04-151987-10-27
19881988-03-261988-10-22
19891989-03-091989-10-14
19901990-04-131990-09-27
19911991-05-081991-10-18
19921992-04-271992-10-12
19931993-04-221993-10-05
19941994-04-191994-09-30
19951995-05-201995-10-13
19961996-04-091996-10-13
19971997-05-031997-10-10
19981998-04-231998-10-14
19991999-04-191999-10-10
20002000-04-252000-10-06
20012001-04-282001-09-29
20022002-04-142002-10-06
20032003-05-122003-10-24
20042004-03-202004-09-24
20052005-05-052005-10-05
20062006-04-132006-10-04
20072007-03-172007-10-20
20082008-04-292008-09-24
20092009-04-212009-10-16
20102010-05-052010-10-03
20112011-04-012011-10-17
20122012-04-102012-10-04
20132013-04-282013-09-25
20142014-04-222014-10-04
20152015-05-012015-10-16
20162016-04-212016-10-23
20172017-03-182017-10-23
20182018-04-112018-10-02
20192019-04-082019-10-03
20202020-04-242020-11-05
20212021-04-032021-10-09
20222022-03-262022-10-03
20232023-04-102023-10-22
20242024-04-122024-10-28
20252025-03-252025-10-10
20262026-03-182026-10-09

Every Fixed Threshold

Fixed thresholds at Redrock 1 NNE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days681722020130
35 C (95 F): Days6897202074
40 C (104 F): Days432720237
90 F (32.2 C): Days681432020104
100 F (37.8 C): Days6857202040
110 F (43.3 C): Days1120171
0 C (32 F): Ice days (max5319711
0 C (32 F): Frost days (min69161197041
-10 C (14 F): Days with min623019649
20 C (68 F): Tropical nights (min6832201128
25 C (77 F): Days with min2220182
10 mm (0.39 in): Days with 10 mm or more rain1121819313
25 mm (0.98 in): Days with 25 mm or more rain90519161
50 mm (1.97 in): Days with 50 mm or more rain16219771
100 mm (3.94 in): Days with 100 mm or more rain2119321
10 cm (3.9 in): Days with 10 cm or more snowfall14319851

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 Redrock 1 NNE 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).