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

Rocky Point Threshold Days by Year

5 fixed thresholds counted per year at Rocky Point (ASN00031041): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rocky Point Thresholds

  • Rocky Point: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1941 with 79.
  • Rocky Point: days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 1939 with 42.
  • Rocky Point: days with 50 mm (1.97 in) or more of precipitation in 28 years, most in 1925 with 24.
  • Rocky Point: days with 100 mm (3.94 in) or more of precipitation in 27 years, most in 1939 with 12.
  • 5 fixed thresholds have at least one qualifying day at Rocky Point.
28 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rocky Point Days per year at Rocky Point with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 79 in 1941. 0204060801923: 391924: 641925: 641926: 421927: 481928: 551929: 551933: 741934: 651935: 371936: 661937: 501938: 411939: 651940: 511941: 791942: 631943: 381944: 441945: 591946: 411947: 481949: 501950: 781951: 461952: 461953: 611954: 631923192619291935193819411944194719511954
Days per year at Rocky Point with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 79 in 1941.
Days with 10 mm (0.39 in) or more of precipitation per year at Rocky Point
YearDaysDecade average
19233952.4
19246452.4
19256452.4
19264252.4
19274852.4
19285552.4
19295552.4
19337456.9
19346556.9
19353756.9
19366656.9
19375056.9
19384156.9
19396556.9
19405152.6
19417952.6
19426352.6
19433852.6
19444452.6
19455952.6
19464152.6
19474852.6
19495052.6
19507858.8
19514658.8
19524658.8
19536158.8
19546358.8
First to last qualifying date each year at Rocky Point For each year, a bar from the first to the last day at Rocky Point meeting 10 mm (0.39 in). 1923: 9 January 1923 to 28 December 19231924: 4 January 1924 to 27 December 19241925: 2 January 1925 to 29 December 19251926: 5 January 1926 to 30 December 19261927: 3 January 1927 to 23 December 19271928: 11 January 1928 to 29 December 19281929: 2 January 1929 to 26 December 19291933: 24 January 1933 to 30 December 19331934: 1 January 1934 to 2 December 19341935: 9 January 1935 to 9 November 19351936: 1 January 1936 to 28 December 19361937: 1 January 1937 to 29 December 19371938: 12 January 1938 to 23 December 19381939: 5 January 1939 to 31 December 19391940: 3 January 1940 to 23 December 19401941: 1 January 1941 to 31 December 19411942: 19 January 1942 to 30 December 19421943: 3 January 1943 to 26 December 19431944: 18 January 1944 to 24 December 19441945: 5 January 1945 to 27 December 19451946: 9 January 1946 to 31 December 19461947: 19 January 1947 to 6 December 19471949: 2 January 1949 to 24 December 19491950: 7 January 1950 to 23 December 19501951: 1 January 1951 to 29 December 19511952: 13 January 1952 to 29 December 19521953: 3 January 1953 to 17 December 19531954: 10 January 1954 to 12 December 19541923192719341938194219461951JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rocky Point meeting 10 mm (0.39 in).
First to last qualifying date each year at Rocky Point
YearFirst dateLast date
19231923-01-091923-12-28
19241924-01-041924-12-27
19251925-01-021925-12-29
19261926-01-051926-12-30
19271927-01-031927-12-23
19281928-01-111928-12-29
19291929-01-021929-12-26
19331933-01-241933-12-30
19341934-01-011934-12-02
19351935-01-091935-11-09
19361936-01-011936-12-28
19371937-01-011937-12-29
19381938-01-121938-12-23
19391939-01-051939-12-31
19401940-01-031940-12-23
19411941-01-011941-12-31
19421942-01-191942-12-30
19431943-01-031943-12-26
19441944-01-181944-12-24
19451945-01-051945-12-27
19461946-01-091946-12-31
19471947-01-191947-12-06
19491949-01-021949-12-24
19501950-01-071950-12-23
19511951-01-011951-12-29
19521952-01-131952-12-29
19531953-01-031953-12-17
19541954-01-101954-12-12

Every Fixed Threshold

Fixed thresholds at Rocky Point
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2879194163
25 mm (0.98 in): Days with 25 mm or more rain2842193925
50 mm (1.97 in): Days with 50 mm or more rain2824192510
100 mm (3.94 in): Days with 100 mm or more rain271219392
200 mm (7.87 in): Days with 200 mm or more rain10219281

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

  • Data for Rocky Point 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).