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Built 2026-10-19 (19 October 2026)

Griggs 3 W Threshold Days by Year (USC00023702)

3 fixed thresholds counted per year at Griggs 3 W (USC00023702): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Griggs 3 W Thresholds

  • Griggs 3 W: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1978 with 14.
  • Griggs 3 W: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1978 with 5.
  • Griggs 3 W: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1951 with 2.
  • 3 fixed thresholds have at least one qualifying day at Griggs 3 W.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Griggs 3 W Days per year at Griggs 3 W with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 14 in 1978. 0510151950: 11951: 111952: 71954: 51955: 41956: 11957: 61958: 31959: 101961: 41962: 31964: 41965: 131967: 71968: 61969: 71970: 41971: 41972: 51973: 31974: 81975: 51976: 51977: 21978: 141979: 71980: 81981: 111982: 121983: 51984: 141985: 81986: 21987: 71988: 91989: 2195019551959196519701974197819821986
Days per year at Griggs 3 W with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 14 in 1978.
Days with 10 mm (0.39 in) or more of precipitation per year at Griggs 3 W
YearDaysDecade average
195015.3
1951115.3
195275.3
195455.3
195545.3
195615.3
195765.3
195835.3
1959105.3
196146.3
196236.3
196446.3
1965136.3
196776.3
196866.3
196976.3
197045.7
197145.7
197255.7
197335.7
197485.7
197555.7
197655.7
197725.7
1978145.7
197975.7
198087.8
1981117.8
1982127.8
198357.8
1984147.8
198587.8
198627.8
198777.8
198897.8
198927.8
First to last qualifying date each year at Griggs 3 W For each year, a bar from the first to the last day at Griggs 3 W meeting 10 mm (0.39 in). 1950: 2 March 1950 to 2 March 19501951: 30 January 1951 to 24 November 19511952: 12 March 1952 to 1 December 19521954: 13 January 1954 to 24 September 19541955: 4 January 1955 to 14 August 19551956: 23 October 1956 to 23 October 19561957: 9 January 1957 to 31 October 19571958: 5 February 1958 to 6 October 19581959: 7 January 1959 to 14 December 19591961: 23 July 1961 to 15 December 19611962: 22 January 1962 to 15 November 19621964: 15 July 1964 to 18 December 19641965: 7 January 1965 to 23 December 19651967: 21 July 1967 to 19 December 19671968: 12 February 1968 to 15 November 19681969: 15 January 1969 to 28 December 19691970: 2 March 1970 to 4 September 19701971: 16 July 1971 to 30 September 19711972: 12 August 1972 to 28 December 19721973: 12 February 1973 to 12 July 19731974: 5 January 1974 to 5 December 19741975: 12 August 1975 to 21 December 19751976: 9 February 1976 to 23 October 19761977: 1 January 1977 to 6 October 19771978: 11 January 1978 to 18 December 19781979: 16 January 1979 to 13 August 19791980: 9 January 1980 to 4 September 19801981: 11 January 1981 to 29 November 19811982: 2 January 1982 to 8 December 19821983: 29 January 1983 to 29 September 19831984: 5 January 1984 to 28 December 19841985: 26 January 1985 to 11 December 19851986: 8 February 1986 to 16 March 19861987: 24 February 1987 to 22 December 19871988: 17 January 1988 to 25 November 19881989: 4 January 1989 to 26 March 198919501956196219691974197919841989JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Griggs 3 W meeting 10 mm (0.39 in).
First to last qualifying date each year at Griggs 3 W
YearFirst dateLast date
19501950-03-021950-03-02
19511951-01-301951-11-24
19521952-03-121952-12-01
19541954-01-131954-09-24
19551955-01-041955-08-14
19561956-10-231956-10-23
19571957-01-091957-10-31
19581958-02-051958-10-06
19591959-01-071959-12-14
19611961-07-231961-12-15
19621962-01-221962-11-15
19641964-07-151964-12-18
19651965-01-071965-12-23
19671967-07-211967-12-19
19681968-02-121968-11-15
19691969-01-151969-12-28
19701970-03-021970-09-04
19711971-07-161971-09-30
19721972-08-121972-12-28
19731973-02-121973-07-12
19741974-01-051974-12-05
19751975-08-121975-12-21
19761976-02-091976-10-23
19771977-01-011977-10-06
19781978-01-111978-12-18
19791979-01-161979-08-13
19801980-01-091980-09-04
19811981-01-111981-11-29
19821982-01-021982-12-08
19831983-01-291983-09-29
19841984-01-051984-12-28
19851985-01-261985-12-11
19861986-02-081986-03-16
19871987-02-241987-12-22
19881988-01-171988-11-25
19891989-01-041989-03-26

Every Fixed Threshold

Fixed thresholds at Griggs 3 W
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain361419782
25 mm (0.98 in): Days with 25 mm or more rain26519781
50 mm (1.97 in): Days with 50 mm or more rain3219511

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Griggs 3 W 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).