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

Woodrow Threshold Days by Year (CA004029030)

6 fixed thresholds counted per year at Woodrow (CA004029030): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Woodrow Thresholds

  • Woodrow: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1972 with 15.
  • Woodrow: days with 10 cm (3.9 in) or more of snowfall in 18 years, most in 1970 with 6.
  • Woodrow: days with 25 mm (0.98 in) or more of precipitation in 16 years, most in 1969 with 6.
  • Woodrow: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1969 with 1.
  • 6 fixed thresholds have at least one qualifying day at Woodrow.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Woodrow Days per year at Woodrow with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1972. 0510151963: 141964: 91965: 81966: 81967: 101968: 61969: 131970: 141971: 51972: 151973: 101974: 151975: 91976: 81977: 101978: 141979: 111980: 61981: 121982: 121983: 61963196619691972197519781981
Days per year at Woodrow with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1972.
Days with 10 mm (0.39 in) or more of precipitation per year at Woodrow
YearDaysDecade average
1963149.7
196499.7
196589.7
196689.7
1967109.7
196869.7
1969139.7
19701411.1
1971511.1
19721511.1
19731011.1
19741511.1
1975911.1
1976811.1
19771011.1
19781411.1
19791111.1
198069
1981129
1982129
198369
First to last qualifying date each year at Woodrow For each year, a bar from the first to the last day at Woodrow meeting 10 mm (0.39 in). 1963: 16 April 1963 to 25 August 19631964: 21 January 1964 to 16 December 19641965: 5 May 1965 to 14 September 19651966: 26 April 1966 to 1 October 19661967: 5 January 1967 to 22 November 19671968: 20 April 1968 to 19 September 19681969: 22 March 1969 to 3 October 19691970: 27 January 1970 to 16 December 19701971: 29 January 1971 to 15 October 19711972: 27 February 1972 to 1 December 19721973: 13 April 1973 to 22 December 19731974: 20 January 1974 to 22 December 19741975: 30 March 1975 to 8 October 19751976: 14 February 1976 to 11 August 19761977: 28 March 1977 to 6 December 19771978: 6 February 1978 to 12 November 19781979: 6 April 1979 to 19 October 19791980: 5 January 1980 to 18 September 19801981: 31 May 1981 to 17 November 19811982: 9 May 1982 to 17 October 19821983: 9 May 1983 to 8 September 19831963196619691972197519781981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Woodrow meeting 10 mm (0.39 in).
First to last qualifying date each year at Woodrow
YearFirst dateLast date
19631963-04-161963-08-25
19641964-01-211964-12-16
19651965-05-051965-09-14
19661966-04-261966-10-01
19671967-01-051967-11-22
19681968-04-201968-09-19
19691969-03-221969-10-03
19701970-01-271970-12-16
19711971-01-291971-10-15
19721972-02-271972-12-01
19731973-04-131973-12-22
19741974-01-201974-12-22
19751975-03-301975-10-08
19761976-02-141976-08-11
19771977-03-281977-12-06
19781978-02-061978-11-12
19791979-04-061979-10-19
19801980-01-051980-09-18
19811981-05-311981-11-17
19821982-05-091982-10-17
19831983-05-091983-09-08

Every Fixed Threshold

Fixed thresholds at Woodrow
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain211519726
25 mm (0.98 in): Days with 25 mm or more rain16619694
50 mm (1.97 in): Days with 50 mm or more rain3119691
100 mm (3.94 in): Days with 100 mm or more rain1119701
10 cm (3.9 in): Days with 10 cm or more snowfall18619701
25 cm (9.8 in): Days with 25 cm or more snowfall1119831

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.

Download the Data

  • Data for Woodrow 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).