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

Los Gatos 4 SW Threshold Days by Year (USC00045125)

6 fixed thresholds counted per year at Los Gatos 4 SW (USC00045125): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Los Gatos 4 SW Thresholds

  • Los Gatos 4 SW: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1983 with 54.
  • Los Gatos 4 SW: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1983 with 38.
  • Los Gatos 4 SW: days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1983 with 15.
  • Los Gatos 4 SW: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1983 with 5.
  • 6 fixed thresholds have at least one qualifying day at Los Gatos 4 SW.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Los Gatos 4 SW Days per year at Los Gatos 4 SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1983. 02040601958: 351959: 221960: 311961: 201962: 261963: 301964: 241967: 301968: 321969: 381970: 381971: 201972: 271973: 421974: 311975: 311976: 151977: 211981: 221982: 411983: 541958196119641969197219751981
Days per year at Los Gatos 4 SW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1983.
Days with 10 mm (0.39 in) or more of precipitation per year at Los Gatos 4 SW
YearDaysDecade average
19583528.5
19592228.5
19603128.9
19612028.9
19622628.9
19633028.9
19642428.9
19673028.9
19683228.9
19693828.9
19703828.1
19712028.1
19722728.1
19734228.1
19743128.1
19753128.1
19761528.1
19772128.1
19812239
19824139
19835439
First to last qualifying date each year at Los Gatos 4 SW For each year, a bar from the first to the last day at Los Gatos 4 SW meeting 10 mm (0.39 in). 1958: 2 January 1958 to 27 December 19581959: 5 January 1959 to 25 December 19591960: 9 January 1960 to 15 December 19601961: 26 January 1961 to 3 December 19611962: 20 January 1962 to 17 December 19621963: 30 January 1963 to 10 December 19631964: 18 January 1964 to 30 December 19641967: 21 January 1967 to 18 December 19671968: 10 January 1968 to 28 December 19681969: 13 January 1969 to 25 December 19691970: 9 January 1970 to 29 December 19701971: 11 January 1971 to 27 December 19711972: 23 January 1972 to 19 December 19721973: 8 January 1973 to 28 December 19731974: 1 January 1974 to 28 December 19741975: 7 January 1975 to 22 December 19751976: 1 March 1976 to 31 December 19761977: 2 January 1977 to 29 December 19771981: 15 January 1981 to 30 December 19811982: 1 January 1982 to 22 December 19821983: 19 January 1983 to 26 December 19831958196119641969197219751981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Los Gatos 4 SW meeting 10 mm (0.39 in).
First to last qualifying date each year at Los Gatos 4 SW
YearFirst dateLast date
19581958-01-021958-12-27
19591959-01-051959-12-25
19601960-01-091960-12-15
19611961-01-261961-12-03
19621962-01-201962-12-17
19631963-01-301963-12-10
19641964-01-181964-12-30
19671967-01-211967-12-18
19681968-01-101968-12-28
19691969-01-131969-12-25
19701970-01-091970-12-29
19711971-01-111971-12-27
19721972-01-231972-12-19
19731973-01-081973-12-28
19741974-01-011974-12-28
19751975-01-071975-12-22
19761976-03-011976-12-31
19771977-01-021977-12-29
19811981-01-151981-12-30
19821982-01-011982-12-22
19831983-01-191983-12-26

Every Fixed Threshold

Fixed thresholds at Los Gatos 4 SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2154198354
25 mm (0.98 in): Days with 25 mm or more rain2138198338
50 mm (1.97 in): Days with 50 mm or more rain2015198315
100 mm (3.94 in): Days with 100 mm or more rain13519835
200 mm (7.87 in): Days with 200 mm or more rain3119621
10 cm (3.9 in): Days with 10 cm or more snowfall2119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1958.

Download the Data

  • Data for Los Gatos 4 SW 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).