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Built 2026-10-19 (19 October 2026)

Grant Grove Threshold Days by Year (USC00043551)

16 fixed thresholds counted per year at Grant Grove (USC00043551): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grant Grove Thresholds

  • Grant Grove: days with a maximum temperature at or below 0 C (32 F) in 74 years, most in 1975 with 34.
  • Grant Grove: days with 10 mm (0.39 in) or more of precipitation in 73 years, most in 1983 with 49.
  • Grant Grove: days with 25 mm (0.98 in) or more of precipitation in 73 years, most in 1983 with 29.
  • Grant Grove: nights with a minimum temperature at or below 0 C (32 F) in 72 years, most in 1942 with 197.
  • 16 fixed thresholds have at least one qualifying day at Grant Grove.
42 years with a qualifying day
Days at or above 30 C (86 F) per year at Grant Grove Days per year at Grant Grove with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 9 in 2009. 0358101941: 11942: 71943: 21944: 31945: 31950: 81951: 11955: 31960: 31961: 21971: 11972: 61976: 11977: 11979: 11981: 31984: 11985: 11988: 21989: 11990: 11991: 31993: 21994: 11995: 31996: 31997: 21998: 72001: 42002: 22003: 22004: 12005: 42006: 52007: 62008: 62009: 92012: 52013: 72014: 42018: 22024: 6194119501971198119901996200320082018
Days per year at Grant Grove with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 9 in 2009.
Days at or above 30 C (86 F) per year at Grant Grove
YearDaysDecade average
194113.2
194273.2
194323.2
194433.2
194533.2
195084
195114
195534
196032.5
196122.5
197112
197262
197612
197712
197912
198131.6
198411.6
198511.6
198821.6
198911.6
199012.8
199132.8
199322.8
199412.8
199532.8
199632.8
199722.8
199872.8
200144.3
200224.3
200324.3
200414.3
200544.3
200654.3
200764.3
200864.3
200994.3
201254.5
201374.5
201444.5
201824.5
202466
First to last qualifying date each year at Grant Grove For each year, a bar from the first to the last day at Grant Grove meeting 30 C (86 F). 1941: 6 July 1941 to 6 July 19411942: 3 July 1942 to 8 August 19421943: 26 July 1943 to 27 July 19431944: 12 August 1944 to 27 August 19441945: 27 July 1945 to 13 September 19451950: 30 June 1950 to 2 September 19501951: 9 September 1951 to 9 September 19511955: 31 August 1955 to 5 September 19551960: 19 July 1960 to 21 July 19601961: 22 June 1961 to 12 July 19611971: 11 August 1971 to 11 August 19711972: 30 June 1972 to 29 July 19721976: 1 September 1976 to 1 September 19761977: 1 August 1977 to 1 August 19771979: 17 July 1979 to 17 July 19791981: 8 August 1981 to 10 August 19811984: 6 July 1984 to 6 July 19841985: 6 July 1985 to 6 July 19851988: 18 July 1988 to 19 July 19881989: 8 July 1989 to 8 July 19891990: 6 August 1990 to 6 August 19901991: 4 July 1991 to 6 July 19911993: 2 August 1993 to 4 August 19931994: 16 August 1994 to 16 August 19941995: 28 July 1995 to 30 July 19951996: 12 August 1996 to 14 August 19961997: 7 August 1997 to 8 August 19971998: 17 July 1998 to 30 August 19982001: 3 July 2001 to 19 August 20012002: 10 July 2002 to 11 July 20022003: 17 July 2003 to 18 July 20032004: 12 August 2004 to 12 August 20042005: 15 July 2005 to 21 July 20052006: 25 June 2006 to 26 July 20062007: 5 July 2007 to 4 September 20072008: 8 July 2008 to 30 August 20082009: 17 July 2009 to 30 August 20092012: 10 July 2012 to 14 August 20122013: 9 June 2013 to 21 July 20132014: 1 July 2014 to 15 July 20142018: 8 July 2018 to 12 August 20182024: 7 July 2024 to 13 July 20241941195119761988199520032009JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Grant Grove meeting 30 C (86 F).
First to last qualifying date each year at Grant Grove
YearFirst dateLast date
19411941-07-061941-07-06
19421942-07-031942-08-08
19431943-07-261943-07-27
19441944-08-121944-08-27
19451945-07-271945-09-13
19501950-06-301950-09-02
19511951-09-091951-09-09
19551955-08-311955-09-05
19601960-07-191960-07-21
19611961-06-221961-07-12
19711971-08-111971-08-11
19721972-06-301972-07-29
19761976-09-011976-09-01
19771977-08-011977-08-01
19791979-07-171979-07-17
19811981-08-081981-08-10
19841984-07-061984-07-06
19851985-07-061985-07-06
19881988-07-181988-07-19
19891989-07-081989-07-08
19901990-08-061990-08-06
19911991-07-041991-07-06
19931993-08-021993-08-04
19941994-08-161994-08-16
19951995-07-281995-07-30
19961996-08-121996-08-14
19971997-08-071997-08-08
19981998-07-171998-08-30
20012001-07-032001-08-19
20022002-07-102002-07-11
20032003-07-172003-07-18
20042004-08-122004-08-12
20052005-07-152005-07-21
20062006-06-252006-07-26
20072007-07-052007-09-04
20082008-07-082008-08-30
20092009-07-172009-08-30
20122012-07-102012-08-14
20132013-06-092013-07-21
20142014-07-012014-07-15
20182018-07-082018-08-12
20242024-07-072024-07-13

Every Fixed Threshold

Fixed thresholds at Grant Grove
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days42920096
90 F (32.2 C): Days7219721
0 C (32 F): Ice days (max7434197515
0 C (32 F): Frost days (min72197194222
-10 C (14 F): Days with min714419492
-20 C (-4 F): Days with min2319491
20 C (68 F): Tropical nights (min21119413
25 C (77 F): Days with min1119411
10 mm (0.39 in): Days with 10 mm or more rain7349198310
25 mm (0.98 in): Days with 25 mm or more rain732919837
50 mm (1.97 in): Days with 50 mm or more rain691419823
100 mm (3.94 in): Days with 100 mm or more rain36619691
200 mm (7.87 in): Days with 200 mm or more rain3119451
10 cm (3.9 in): Days with 10 cm or more snowfall713419526
25 cm (9.8 in): Days with 25 cm or more snowfall661719523
50 cm (19.7 in): Days with 50 cm or more snowfall30419522

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

  • Data for Grant Grove 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).