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

Pleasant Hill Threshold Days by Year (USC00236748)

7 fixed thresholds counted per year at Pleasant Hill (USC00236748): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pleasant Hill Thresholds

  • Pleasant Hill: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1961 with 49.
  • Pleasant Hill: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1961 with 20.
  • Pleasant Hill: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1961 with 8.
  • Pleasant Hill: days with 10 cm (3.9 in) or more of snowfall in 22 years, most in 1960 with 7.
  • 7 fixed thresholds have at least one qualifying day at Pleasant Hill.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Pleasant Hill Days per year at Pleasant Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1961. 02040601939: 251940: 331941: 411942: 391944: 301945: 381946: 291947: 401948: 371949: 411950: 251951: 481952: 331953: 231954: 331955: 311956: 251957: 311958: 351959: 341960: 391961: 491962: 331963: 261964: 331965: 351966: 281967: 411968: 391969: 451939194219461949195219551958196119641967
Days per year at Pleasant Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1961.
Days with 10 mm (0.39 in) or more of precipitation per year at Pleasant Hill
YearDaysDecade average
19392525
19403336.4
19414136.4
19423936.4
19443036.4
19453836.4
19462936.4
19474036.4
19483736.4
19494136.4
19502531.8
19514831.8
19523331.8
19532331.8
19543331.8
19553131.8
19562531.8
19573131.8
19583531.8
19593431.8
19603936.8
19614936.8
19623336.8
19632636.8
19643336.8
19653536.8
19662836.8
19674136.8
19683936.8
19694536.8
First to last qualifying date each year at Pleasant Hill For each year, a bar from the first to the last day at Pleasant Hill meeting 10 mm (0.39 in). 1939: 24 January 1939 to 24 December 19391940: 7 January 1940 to 15 December 19401941: 1 January 1941 to 26 December 19411942: 6 February 1942 to 27 December 19421944: 29 February 1944 to 10 December 19441945: 7 March 1945 to 25 December 19451946: 5 January 1946 to 13 December 19461947: 3 January 1947 to 4 December 19471948: 1 January 1948 to 24 December 19481949: 4 January 1949 to 22 December 19491950: 13 January 1950 to 21 September 19501951: 3 January 1951 to 26 November 19511952: 4 February 1952 to 23 December 19521953: 11 February 1953 to 22 December 19531954: 16 February 1954 to 30 December 19541955: 5 January 1955 to 6 October 19551956: 8 February 1956 to 8 December 19561957: 22 January 1957 to 25 December 19571958: 21 January 1958 to 28 November 19581959: 21 January 1959 to 27 December 19591960: 13 January 1960 to 11 December 19601961: 18 February 1961 to 23 December 19611962: 6 January 1962 to 20 December 19621963: 4 March 1963 to 23 November 19631964: 12 January 1964 to 11 December 19641965: 2 January 1965 to 25 December 19651966: 9 February 1966 to 28 December 19661967: 26 January 1967 to 10 December 19671968: 1 February 1968 to 27 December 19681969: 16 January 1969 to 28 December 196919391944194819521956196019641968JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pleasant Hill meeting 10 mm (0.39 in).
First to last qualifying date each year at Pleasant Hill
YearFirst dateLast date
19391939-01-241939-12-24
19401940-01-071940-12-15
19411941-01-011941-12-26
19421942-02-061942-12-27
19441944-02-291944-12-10
19451945-03-071945-12-25
19461946-01-051946-12-13
19471947-01-031947-12-04
19481948-01-011948-12-24
19491949-01-041949-12-22
19501950-01-131950-09-21
19511951-01-031951-11-26
19521952-02-041952-12-23
19531953-02-111953-12-22
19541954-02-161954-12-30
19551955-01-051955-10-06
19561956-02-081956-12-08
19571957-01-221957-12-25
19581958-01-211958-11-28
19591959-01-211959-12-27
19601960-01-131960-12-11
19611961-02-181961-12-23
19621962-01-061962-12-20
19631963-03-041963-11-23
19641964-01-121964-12-11
19651965-01-021965-12-25
19661966-02-091966-12-28
19671967-01-261967-12-10
19681968-02-011968-12-27
19691969-01-161969-12-28

Every Fixed Threshold

Fixed thresholds at Pleasant Hill
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3049196145
25 mm (0.98 in): Days with 25 mm or more rain3020196119
50 mm (1.97 in): Days with 50 mm or more rain30819616
100 mm (3.94 in): Days with 100 mm or more rain10219591
200 mm (7.87 in): Days with 200 mm or more rain1119601
10 cm (3.9 in): Days with 10 cm or more snowfall22719601
25 cm (9.8 in): Days with 25 cm or more snowfall2119441

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1939.

Download the Data

  • Data for Pleasant Hill 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).