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Built 2026-10-19 (19 October 2026)

Chevelon Rs Threshold Days by Year (USC00021574)

14 fixed thresholds counted per year at Chevelon Rs (USC00021574): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chevelon Rs Thresholds

  • Chevelon Rs: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1965 with 20.
  • Chevelon Rs: days with 25 mm (0.98 in) or more of precipitation in 32 years, most in 1981 with 5.
  • Chevelon Rs: days with 10 cm (3.9 in) or more of snowfall in 28 years, most in 1994 with 11.
  • Chevelon Rs: days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 1960 with 46.
  • 14 fixed thresholds have at least one qualifying day at Chevelon Rs.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at Chevelon Rs Days per year at Chevelon Rs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 46 in 1960. 02040601960: 461961: 331962: 231963: 291964: 81965: 71966: 111967: 101968: 191970: 261978: 321979: 351980: 321981: 231982: 91983: 61985: 331987: 41988: 91989: 191991: 41992: 11993: 91994: 181995: 191996: 18196019631966197019801983198819921995
Days per year at Chevelon Rs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 46 in 1960.
Days at or above 30 C (86 F) per year at Chevelon Rs
YearDaysDecade average
19604620.7
19613320.7
19622320.7
19632920.7
1964820.7
1965720.7
19661120.7
19671020.7
19681920.7
19702631
19783231
19793531
19803216.9
19812316.9
1982916.9
1983616.9
19853316.9
1987416.9
1988916.9
19891916.9
1991411.5
1992111.5
1993911.5
19941811.5
19951911.5
19961811.5
First to last qualifying date each year at Chevelon Rs For each year, a bar from the first to the last day at Chevelon Rs meeting 30 C (86 F). 1960: 13 June 1960 to 21 August 19601961: 13 June 1961 to 8 August 19611962: 19 June 1962 to 16 August 19621963: 17 June 1963 to 25 August 19631964: 24 May 1964 to 8 July 19641965: 2 July 1965 to 8 August 19651966: 13 June 1966 to 8 August 19661967: 30 June 1967 to 28 August 19671968: 16 June 1968 to 21 July 19681970: 18 June 1970 to 30 August 19701978: 8 June 1978 to 30 August 19781979: 25 June 1979 to 9 September 19791980: 15 June 1980 to 12 August 19801981: 7 June 1981 to 9 August 19811982: 27 June 1982 to 18 August 19821983: 5 July 1983 to 20 July 19831985: 7 June 1985 to 25 August 19851987: 25 June 1987 to 25 July 19871988: 23 June 1988 to 26 July 19881989: 18 June 1989 to 7 August 19891991: 2 July 1991 to 5 July 19911992: 6 July 1992 to 6 July 19921993: 15 June 1993 to 3 August 19931994: 11 June 1994 to 5 August 19941995: 7 July 1995 to 11 August 19951996: 13 May 1996 to 15 August 19961960196419681980198519911995JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Chevelon Rs meeting 30 C (86 F).
First to last qualifying date each year at Chevelon Rs
YearFirst dateLast date
19601960-06-131960-08-21
19611961-06-131961-08-08
19621962-06-191962-08-16
19631963-06-171963-08-25
19641964-05-241964-07-08
19651965-07-021965-08-08
19661966-06-131966-08-08
19671967-06-301967-08-28
19681968-06-161968-07-21
19701970-06-181970-08-30
19781978-06-081978-08-30
19791979-06-251979-09-09
19801980-06-151980-08-12
19811981-06-071981-08-09
19821982-06-271982-08-18
19831983-07-051983-07-20
19851985-06-071985-08-25
19871987-06-251987-07-25
19881988-06-231988-07-26
19891989-06-181989-08-07
19911991-07-021991-07-05
19921992-07-061992-07-06
19931993-06-151993-08-03
19941994-06-111994-08-05
19951995-07-071995-08-11
19961996-05-131996-08-15

Every Fixed Threshold

Fixed thresholds at Chevelon Rs
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2646196018
35 C (95 F): Days6219701
90 F (32.2 C): Days212319602
0 C (32 F): Ice days (max252419876
0 C (32 F): Frost days (min231731982142
-10 C (14 F): Days with min2354196417
-20 C (-4 F): Days with min12419603
20 C (68 F): Tropical nights (min2119681
10 mm (0.39 in): Days with 10 mm or more rain3420196515
25 mm (0.98 in): Days with 25 mm or more rain32519811
50 mm (1.97 in): Days with 50 mm or more rain7219671
10 cm (3.9 in): Days with 10 cm or more snowfall281119944
25 cm (9.8 in): Days with 25 cm or more snowfall15419671
50 cm (19.7 in): Days with 50 cm or more snowfall1119671

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.

Download the Data

  • Data for Chevelon Rs 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).