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Built 2026-10-19 (19 October 2026)

Piru 2 ESE Threshold Days by Year (USC00046940)

4 fixed thresholds counted per year at Piru 2 ESE (USC00046940): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Piru 2 ESE Thresholds

  • Piru 2 ESE: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1998 with 31.
  • Piru 2 ESE: days with 25 mm (0.98 in) or more of precipitation in 53 years, most in 1983 with 14.
  • Piru 2 ESE: days with 50 mm (1.97 in) or more of precipitation in 33 years, most in 1969 with 7.
  • Piru 2 ESE: days with 100 mm (3.94 in) or more of precipitation in 10 years, most in 2005 with 2.
  • 4 fixed thresholds have at least one qualifying day at Piru 2 ESE.
56 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Piru 2 ESE Days per year at Piru 2 ESE with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1998. 0102030401960: 131961: 61962: 141963: 101964: 81965: 171966: 101967: 171968: 71969: 181971: 51972: 51973: 151974: 101975: 61976: 61977: 131978: 271979: 161980: 161981: 101982: 191983: 291984: 91985: 81986: 191987: 101988: 101989: 61990: 51991: 151994: 111995: 221996: 131997: 151998: 311999: 132002: 62003: 102004: 122005: 162010: 202013: 42014: 72015: 62016: 82017: 122018: 92019: 262020: 82021: 82022: 72023: 222024: 142025: 182026: 71960196619731979198519911999201320192025
Days per year at Piru 2 ESE with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1998.
Days with 10 mm (0.39 in) or more of precipitation per year at Piru 2 ESE
YearDaysDecade average
19601312
1961612
19621412
19631012
1964812
19651712
19661012
19671712
1968712
19691812
1971511.4
1972511.4
19731511.4
19741011.4
1975611.4
1976611.4
19771311.4
19782711.4
19791611.4
19801613.6
19811013.6
19821913.6
19832913.6
1984913.6
1985813.6
19861913.6
19871013.6
19881013.6
1989613.6
1990515.6
19911515.6
19941115.6
19952215.6
19961315.6
19971515.6
19983115.6
19991315.6
2002611
20031011
20041211
20051611
20102011.5
2013411.5
2014711.5
2015611.5
2016811.5
20171211.5
2018911.5
20192611.5
2020812
2021812
2022712
20232212
20241412
20251812
2026712
First to last qualifying date each year at Piru 2 ESE For each year, a bar from the first to the last day at Piru 2 ESE meeting 10 mm (0.39 in). 1960: 10 January 1960 to 27 November 19601961: 26 January 1961 to 2 December 19611962: 20 January 1962 to 19 March 19621963: 31 January 1963 to 20 November 19631964: 21 January 1964 to 27 December 19641965: 7 March 1965 to 30 December 19651966: 30 January 1966 to 7 December 19661967: 22 January 1967 to 19 December 19671968: 28 January 1968 to 26 December 19681969: 14 January 1969 to 7 November 19691971: 17 February 1971 to 22 December 19711972: 11 November 1972 to 5 December 19721973: 9 January 1973 to 2 December 19731974: 4 January 1974 to 29 December 19741975: 3 February 1975 to 6 April 19751976: 6 February 1976 to 11 September 19761977: 3 January 1977 to 29 December 19771978: 5 January 1978 to 19 December 19781979: 5 January 1979 to 25 December 19791980: 9 January 1980 to 4 December 19801981: 28 January 1981 to 28 November 19811982: 1 January 1982 to 23 December 19821983: 19 January 1983 to 25 December 19831984: 8 November 1984 to 20 December 19841985: 10 January 1985 to 3 December 19851986: 5 January 1986 to 18 November 19861987: 5 January 1987 to 29 December 19871988: 5 January 1988 to 25 December 19881989: 5 January 1989 to 26 November 19891990: 13 January 1990 to 28 May 19901991: 3 January 1991 to 30 December 19911994: 4 February 1994 to 25 December 19941995: 4 January 1995 to 24 December 19951996: 19 January 1996 to 28 December 19961997: 3 January 1997 to 19 December 19971998: 5 January 1998 to 29 November 19981999: 25 January 1999 to 9 November 19992002: 28 January 2002 to 20 December 20022003: 11 February 2003 to 26 December 20032004: 3 February 2004 to 31 December 20042005: 3 January 2005 to 18 October 20052010: 18 January 2010 to 26 December 20102013: 24 January 2013 to 21 November 20132014: 27 February 2014 to 12 December 20142015: 11 January 2015 to 15 September 20152016: 6 January 2016 to 24 December 20162017: 5 January 2017 to 18 February 20172018: 9 January 2018 to 7 December 20182019: 6 January 2019 to 26 December 20192020: 11 March 2020 to 29 December 20202021: 29 January 2021 to 30 December 20212022: 18 January 2022 to 28 December 20222023: 1 January 2023 to 30 December 20232024: 21 January 2024 to 14 April 20242025: 26 January 2025 to 27 December 20252026: 1 January 2026 to 1 April 202619601967197519821989199820132020JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Piru 2 ESE meeting 10 mm (0.39 in).
First to last qualifying date each year at Piru 2 ESE
YearFirst dateLast date
19601960-01-101960-11-27
19611961-01-261961-12-02
19621962-01-201962-03-19
19631963-01-311963-11-20
19641964-01-211964-12-27
19651965-03-071965-12-30
19661966-01-301966-12-07
19671967-01-221967-12-19
19681968-01-281968-12-26
19691969-01-141969-11-07
19711971-02-171971-12-22
19721972-11-111972-12-05
19731973-01-091973-12-02
19741974-01-041974-12-29
19751975-02-031975-04-06
19761976-02-061976-09-11
19771977-01-031977-12-29
19781978-01-051978-12-19
19791979-01-051979-12-25
19801980-01-091980-12-04
19811981-01-281981-11-28
19821982-01-011982-12-23
19831983-01-191983-12-25
19841984-11-081984-12-20
19851985-01-101985-12-03
19861986-01-051986-11-18
19871987-01-051987-12-29
19881988-01-051988-12-25
19891989-01-051989-11-26
19901990-01-131990-05-28
19911991-01-031991-12-30
19941994-02-041994-12-25
19951995-01-041995-12-24
19961996-01-191996-12-28
19971997-01-031997-12-19
19981998-01-051998-11-29
19991999-01-251999-11-09
20022002-01-282002-12-20
20032003-02-112003-12-26
20042004-02-032004-12-31
20052005-01-032005-10-18
20102010-01-182010-12-26
20132013-01-242013-11-21
20142014-02-272014-12-12
20152015-01-112015-09-15
20162016-01-062016-12-24
20172017-01-052017-02-18
20182018-01-092018-12-07
20192019-01-062019-12-26
20202020-03-112020-12-29
20212021-01-292021-12-30
20222022-01-182022-12-28
20232023-01-012023-12-30
20242024-01-212024-04-14
20252025-01-262025-12-27
20262026-01-012026-04-01

Every Fixed Threshold

Fixed thresholds at Piru 2 ESE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain563119987
25 mm (0.98 in): Days with 25 mm or more rain531419833
50 mm (1.97 in): Days with 50 mm or more rain33719692
100 mm (3.94 in): Days with 100 mm or more rain10220051

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 Piru 2 ESE 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 (2026-10-12).