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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Prospect Station Threshold Days by Year

5 fixed thresholds counted per year at Prospect Station (ASN00029044): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Prospect Station Thresholds

  • Prospect Station: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1956 with 34.
  • Prospect Station: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1936 with 17.
  • Prospect Station: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1940 with 7.
  • Prospect Station: days with 100 mm (3.94 in) or more of precipitation in 9 years, most in 1928 with 2.
  • 5 fixed thresholds have at least one qualifying day at Prospect Station.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Prospect Station Days per year at Prospect Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1956. 0102030401920: 251928: 131929: 221934: 121935: 111936: 271937: 171938: 161939: 241940: 251941: 221942: 81943: 131944: 241945: 121946: 121947: 211948: 131949: 201954: 281955: 261956: 341957: 221958: 141959: 171960: 171961: 121962: 161963: 141964: 241920193419371940194319461949195619591962
Days per year at Prospect Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Prospect Station
YearDaysDecade average
19202520
19281320
19292220
19341217.8
19351117.8
19362717.8
19371717.8
19381617.8
19392417.8
19402517
19412217
1942817
19431317
19442417
19451217
19461217
19472117
19481317
19492017
19542823.5
19552623.5
19563423.5
19572223.5
19581423.5
19591723.5
19601716.6
19611216.6
19621616.6
19631416.6
19642416.6
First to last qualifying date each year at Prospect Station For each year, a bar from the first to the last day at Prospect Station meeting 10 mm (0.39 in). 1920: 11 January 1920 to 28 December 19201928: 9 January 1928 to 28 December 19281929: 4 January 1929 to 29 December 19291934: 5 January 1934 to 29 November 19341935: 5 January 1935 to 20 December 19351936: 5 January 1936 to 31 December 19361937: 2 January 1937 to 28 December 19371938: 23 January 1938 to 13 December 19381939: 3 January 1939 to 31 December 19391940: 7 January 1940 to 29 December 19401941: 2 January 1941 to 29 December 19411942: 3 February 1942 to 25 December 19421943: 13 January 1943 to 27 December 19431944: 2 January 1944 to 18 December 19441945: 17 January 1945 to 22 December 19451946: 9 January 1946 to 27 December 19461947: 3 January 1947 to 24 December 19471948: 11 January 1948 to 27 December 19481949: 25 January 1949 to 24 December 19491954: 9 January 1954 to 20 December 19541955: 5 January 1955 to 18 December 19551956: 12 January 1956 to 22 December 19561957: 6 January 1957 to 13 December 19571958: 1 January 1958 to 27 November 19581959: 7 January 1959 to 25 December 19591960: 9 January 1960 to 28 December 19601961: 3 January 1961 to 20 December 19611962: 5 January 1962 to 30 December 19621963: 5 January 1963 to 17 December 19631964: 1 January 1964 to 31 December 196419201935193919431947195519591963JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Prospect Station meeting 10 mm (0.39 in).
First to last qualifying date each year at Prospect Station
YearFirst dateLast date
19201920-01-111920-12-28
19281928-01-091928-12-28
19291929-01-041929-12-29
19341934-01-051934-11-29
19351935-01-051935-12-20
19361936-01-051936-12-31
19371937-01-021937-12-28
19381938-01-231938-12-13
19391939-01-031939-12-31
19401940-01-071940-12-29
19411941-01-021941-12-29
19421942-02-031942-12-25
19431943-01-131943-12-27
19441944-01-021944-12-18
19451945-01-171945-12-22
19461946-01-091946-12-27
19471947-01-031947-12-24
19481948-01-111948-12-27
19491949-01-251949-12-24
19541954-01-091954-12-20
19551955-01-051955-12-18
19561956-01-121956-12-22
19571957-01-061957-12-13
19581958-01-011958-11-27
19591959-01-071959-12-25
19601960-01-091960-12-28
19611961-01-031961-12-20
19621962-01-051962-12-30
19631963-01-051963-12-17
19641964-01-011964-12-31

Every Fixed Threshold

Fixed thresholds at Prospect Station
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3034195624
25 mm (0.98 in): Days with 25 mm or more rain3017193610
50 mm (1.97 in): Days with 50 mm or more rain24719404
100 mm (3.94 in): Days with 100 mm or more rain9219282
200 mm (7.87 in): Days with 200 mm or more rain1119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1920.

Download the Data

  • Data for Prospect 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).