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Built 2026-10-19 (19 October 2026)

Oak Valley Station Threshold Days by Year (ASN00030068)

4 fixed thresholds counted per year at Oak Valley Station (ASN00030068): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Oak Valley Station Thresholds

  • Oak Valley Station: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1974 with 46.
  • Oak Valley Station: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1974 with 26.
  • Oak Valley Station: days with 50 mm (1.97 in) or more of precipitation in 32 years, most in 1974 with 11.
  • Oak Valley Station: days with 100 mm (3.94 in) or more of precipitation in 10 years, most in 2000 with 2.
  • 4 fixed thresholds have at least one qualifying day at Oak Valley Station.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Oak Valley Station Days per year at Oak Valley Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1974. 02040601967: 151968: 211969: 151970: 151971: 261972: 231973: 311974: 461975: 301976: 241977: 191978: 161979: 241980: 191981: 461982: 121983: 251984: 321985: 171986: 201987: 141988: 121989: 221990: 141991: 261992: 181993: 81994: 121995: 171996: 151997: 231998: 321999: 262000: 392001: 132003: 202005: 152006: 281967197119751979198319871991199519992005
Days per year at Oak Valley Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Oak Valley Station
YearDaysDecade average
19671517
19682117
19691517
19701525.4
19712625.4
19722325.4
19733125.4
19744625.4
19753025.4
19762425.4
19771925.4
19781625.4
19792425.4
19801921.9
19814621.9
19821221.9
19832521.9
19843221.9
19851721.9
19862021.9
19871421.9
19881221.9
19892221.9
19901419.1
19912619.1
19921819.1
1993819.1
19941219.1
19951719.1
19961519.1
19972319.1
19983219.1
19992619.1
20003923
20011323
20032023
20051523
20062823
First to last qualifying date each year at Oak Valley Station For each year, a bar from the first to the last day at Oak Valley Station meeting 10 mm (0.39 in). 1967: 1 January 1967 to 4 December 19671968: 10 January 1968 to 25 December 19681969: 8 January 1969 to 24 December 19691970: 16 January 1970 to 29 December 19701971: 18 January 1971 to 27 December 19711972: 8 January 1972 to 29 December 19721973: 14 January 1973 to 27 December 19731974: 1 January 1974 to 31 December 19741975: 1 January 1975 to 31 December 19751976: 5 January 1976 to 21 December 19761977: 15 January 1977 to 23 December 19771978: 16 January 1978 to 26 December 19781979: 14 January 1979 to 27 December 19791980: 5 January 1980 to 29 December 19801981: 1 January 1981 to 25 December 19811982: 18 January 1982 to 15 December 19821983: 1 January 1983 to 3 December 19831984: 2 January 1984 to 21 December 19841985: 24 January 1985 to 22 December 19851986: 3 January 1986 to 21 December 19861987: 3 January 1987 to 29 December 19871988: 16 January 1988 to 27 December 19881989: 5 January 1989 to 16 December 19891990: 30 January 1990 to 6 December 19901991: 3 January 1991 to 10 December 19911992: 1 January 1992 to 19 December 19921993: 6 January 1993 to 23 July 19931994: 24 February 1994 to 27 December 19941995: 2 January 1995 to 6 December 19951996: 5 January 1996 to 31 December 19961997: 5 January 1997 to 31 December 19971998: 8 January 1998 to 29 December 19981999: 4 January 1999 to 26 December 19992000: 12 January 2000 to 31 December 20002001: 1 January 2001 to 27 December 20012003: 1 January 2003 to 30 December 20032005: 7 January 2005 to 23 November 20052006: 10 January 2006 to 28 December 200619671972197719821987199219972003JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Oak Valley Station meeting 10 mm (0.39 in).
First to last qualifying date each year at Oak Valley Station
YearFirst dateLast date
19671967-01-011967-12-04
19681968-01-101968-12-25
19691969-01-081969-12-24
19701970-01-161970-12-29
19711971-01-181971-12-27
19721972-01-081972-12-29
19731973-01-141973-12-27
19741974-01-011974-12-31
19751975-01-011975-12-31
19761976-01-051976-12-21
19771977-01-151977-12-23
19781978-01-161978-12-26
19791979-01-141979-12-27
19801980-01-051980-12-29
19811981-01-011981-12-25
19821982-01-181982-12-15
19831983-01-011983-12-03
19841984-01-021984-12-21
19851985-01-241985-12-22
19861986-01-031986-12-21
19871987-01-031987-12-29
19881988-01-161988-12-27
19891989-01-051989-12-16
19901990-01-301990-12-06
19911991-01-031991-12-10
19921992-01-011992-12-19
19931993-01-061993-07-23
19941994-02-241994-12-27
19951995-01-021995-12-06
19961996-01-051996-12-31
19971997-01-051997-12-31
19981998-01-081998-12-29
19991999-01-041999-12-26
20002000-01-122000-12-31
20012001-01-012001-12-27
20032003-01-012003-12-30
20052005-01-072005-11-23
20062006-01-102006-12-28

Every Fixed Threshold

Fixed thresholds at Oak Valley Station
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3846197428
25 mm (0.98 in): Days with 25 mm or more rain3826197412
50 mm (1.97 in): Days with 50 mm or more rain321119743
100 mm (3.94 in): Days with 100 mm or more rain10220002

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1967.

Download the Data

  • Data for Oak Valley Station 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).