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Built 2026-10-16 (16 October 2026)

Dunham River Station Threshold Days by Year

4 fixed thresholds counted per year at Dunham River Station (ASN00002007): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dunham River Station Thresholds

  • Dunham River Station: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1960 with 32.
  • Dunham River Station: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1969 with 17.
  • Dunham River Station: days with 50 mm (1.97 in) or more of precipitation in 33 years, most in 1959 with 6.
  • Dunham River Station: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1959 with 3.
  • 4 fixed thresholds have at least one qualifying day at Dunham River Station.
39 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Dunham River Station Days per year at Dunham River Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1960. 0102030401921: 221922: 301923: 211928: 111929: 111930: 201931: 281932: 141933: 171937: 211938: 121939: 241941: 271944: 281945: 161946: 201947: 221948: 181949: 231950: 271951: 161952: 91953: 161954: 201955: 251956: 241957: 261958: 161959: 251960: 321961: 141962: 221963: 231964: 141965: 181966: 201967: 171969: 281970: 41921192919331941194719511955195919631967
Days per year at Dunham River Station with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 32 in 1960.
Days with 10 mm (0.39 in) or more of precipitation per year at Dunham River Station
YearDaysDecade average
19212219
19223019
19232119
19281119
19291119
19302019.4
19312819.4
19321419.4
19331719.4
19372119.4
19381219.4
19392419.4
19412722
19442822
19451622
19462022
19472222
19481822
19492322
19502720.4
19511620.4
1952920.4
19531620.4
19542020.4
19552520.4
19562420.4
19572620.4
19581620.4
19592520.4
19603220.9
19611420.9
19622220.9
19632320.9
19641420.9
19651820.9
19662020.9
19671720.9
19692820.9
197044
First to last qualifying date each year at Dunham River Station For each year, a bar from the first to the last day at Dunham River Station meeting 10 mm (0.39 in). 1921: 1 January 1921 to 16 December 19211922: 11 January 1922 to 31 December 19221923: 9 January 1923 to 21 December 19231928: 15 January 1928 to 24 December 19281929: 14 January 1929 to 1 April 19291930: 9 January 1930 to 26 December 19301931: 2 January 1931 to 21 December 19311932: 5 January 1932 to 13 December 19321933: 27 January 1933 to 26 December 19331937: 1 January 1937 to 28 December 19371938: 8 January 1938 to 30 November 19381939: 5 January 1939 to 30 December 19391941: 1 January 1941 to 30 December 19411944: 2 January 1944 to 16 December 19441945: 9 January 1945 to 31 December 19451946: 8 January 1946 to 31 December 19461947: 6 January 1947 to 28 December 19471948: 3 January 1948 to 28 December 19481949: 1 February 1949 to 29 December 19491950: 4 January 1950 to 15 December 19501951: 1 January 1951 to 10 March 19511952: 3 January 1952 to 30 December 19521953: 4 January 1953 to 28 December 19531954: 2 January 1954 to 14 November 19541955: 3 January 1955 to 23 December 19551956: 9 January 1956 to 23 December 19561957: 4 January 1957 to 30 December 19571958: 16 January 1958 to 27 December 19581959: 2 January 1959 to 22 December 19591960: 8 January 1960 to 31 December 19601961: 3 February 1961 to 30 December 19611962: 16 January 1962 to 31 December 19621963: 5 January 1963 to 30 December 19631964: 3 January 1964 to 29 December 19641965: 12 January 1965 to 30 December 19651966: 10 January 1966 to 28 December 19661967: 16 January 1967 to 21 December 19671969: 7 January 1969 to 13 December 19691970: 11 January 1970 to 22 April 197019211930193819461951195619611966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dunham River Station meeting 10 mm (0.39 in).
First to last qualifying date each year at Dunham River Station
YearFirst dateLast date
19211921-01-011921-12-16
19221922-01-111922-12-31
19231923-01-091923-12-21
19281928-01-151928-12-24
19291929-01-141929-04-01
19301930-01-091930-12-26
19311931-01-021931-12-21
19321932-01-051932-12-13
19331933-01-271933-12-26
19371937-01-011937-12-28
19381938-01-081938-11-30
19391939-01-051939-12-30
19411941-01-011941-12-30
19441944-01-021944-12-16
19451945-01-091945-12-31
19461946-01-081946-12-31
19471947-01-061947-12-28
19481948-01-031948-12-28
19491949-02-011949-12-29
19501950-01-041950-12-15
19511951-01-011951-03-10
19521952-01-031952-12-30
19531953-01-041953-12-28
19541954-01-021954-11-14
19551955-01-031955-12-23
19561956-01-091956-12-23
19571957-01-041957-12-30
19581958-01-161958-12-27
19591959-01-021959-12-22
19601960-01-081960-12-31
19611961-02-031961-12-30
19621962-01-161962-12-31
19631963-01-051963-12-30
19641964-01-031964-12-29
19651965-01-121965-12-30
19661966-01-101966-12-28
19671967-01-161967-12-21
19691969-01-071969-12-13
19701970-01-111970-04-22

Every Fixed Threshold

Fixed thresholds at Dunham River Station
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain393219604
25 mm (0.98 in): Days with 25 mm or more rain391719691
50 mm (1.97 in): Days with 50 mm or more rain33619595
100 mm (3.94 in): Days with 100 mm or more rain5319591

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1921.

Download the Data

  • Data for Dunham River 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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