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

Somerton Threshold Days by Year (ASN00086108)

4 fixed thresholds counted per year at Somerton (ASN00086108): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Somerton Thresholds

  • Somerton: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1916 with 27.
  • Somerton: days with 25 mm (0.98 in) or more of precipitation in 46 years, most in 1950 with 8.
  • Somerton: days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1933 with 3.
  • Somerton: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1933 with 1.
  • 4 fixed thresholds have at least one qualifying day at Somerton.
49 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Somerton Days per year at Somerton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1916. 01020301909: 121910: 151912: 171913: 181914: 111915: 71916: 271917: 151918: 161919: 121920: 141921: 221922: 191923: 101924: 261925: 71926: 91928: 131929: 201930: 201931: 221932: 181933: 151934: 211939: 271940: 151941: 191942: 161943: 81944: 131945: 101946: 211947: 211948: 161949: 261950: 201951: 201952: 191953: 151954: 191955: 191956: 181957: 111958: 161959: 171960: 211961: 91962: 161964: 241909191519201925193119401945195019551960
Days per year at Somerton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1916.
Days with 10 mm (0.39 in) or more of precipitation per year at Somerton
YearDaysDecade average
19091212
19101515.3
19121715.3
19131815.3
19141115.3
1915715.3
19162715.3
19171515.3
19181615.3
19191215.3
19201415.6
19212215.6
19221915.6
19231015.6
19242615.6
1925715.6
1926915.6
19281315.6
19292015.6
19302020.5
19312220.5
19321820.5
19331520.5
19342120.5
19392720.5
19401516.5
19411916.5
19421616.5
1943816.5
19441316.5
19451016.5
19462116.5
19472116.5
19481616.5
19492616.5
19502017.4
19512017.4
19521917.4
19531517.4
19541917.4
19551917.4
19561817.4
19571117.4
19581617.4
19591717.4
19602117.5
1961917.5
19621617.5
19642417.5
First to last qualifying date each year at Somerton For each year, a bar from the first to the last day at Somerton meeting 10 mm (0.39 in). 1909: 5 January 1909 to 1 December 19091910: 15 January 1910 to 10 December 19101912: 8 February 1912 to 11 December 19121913: 15 February 1913 to 23 December 19131914: 26 January 1914 to 26 December 19141915: 7 January 1915 to 24 October 19151916: 28 January 1916 to 14 December 19161917: 22 February 1917 to 31 December 19171918: 14 January 1918 to 24 December 19181919: 7 January 1919 to 28 December 19191920: 27 January 1920 to 16 November 19201921: 2 January 1921 to 5 December 19211922: 8 January 1922 to 29 October 19221923: 4 June 1923 to 19 November 19231924: 28 January 1924 to 26 December 19241925: 13 January 1925 to 20 November 19251926: 8 January 1926 to 18 December 19261928: 18 January 1928 to 23 December 19281929: 30 January 1929 to 28 December 19291930: 20 February 1930 to 25 December 19301931: 26 January 1931 to 21 November 19311932: 6 February 1932 to 24 December 19321933: 27 January 1933 to 26 December 19331934: 9 January 1934 to 29 December 19341939: 16 February 1939 to 6 December 19391940: 6 January 1940 to 28 December 19401941: 2 January 1941 to 8 December 19411942: 20 January 1942 to 19 December 19421943: 17 January 1943 to 18 November 19431944: 23 January 1944 to 21 December 19441945: 31 January 1945 to 17 November 19451946: 17 January 1946 to 29 December 19461947: 18 February 1947 to 23 December 19471948: 6 January 1948 to 29 December 19481949: 1 January 1949 to 22 November 19491950: 1 February 1950 to 30 December 19501951: 7 January 1951 to 14 December 19511952: 4 January 1952 to 27 December 19521953: 6 January 1953 to 11 December 19531954: 17 January 1954 to 12 December 19541955: 10 February 1955 to 31 December 19551956: 3 January 1956 to 16 November 19561957: 7 February 1957 to 7 November 19571958: 18 February 1958 to 29 November 19581959: 26 January 1959 to 25 December 19591960: 9 January 1960 to 16 December 19601961: 1 January 1961 to 17 August 19611962: 20 January 1962 to 11 November 19621964: 7 February 1964 to 29 December 19641909191719241932194319501957JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Somerton meeting 10 mm (0.39 in).
First to last qualifying date each year at Somerton
YearFirst dateLast date
19091909-01-051909-12-01
19101910-01-151910-12-10
19121912-02-081912-12-11
19131913-02-151913-12-23
19141914-01-261914-12-26
19151915-01-071915-10-24
19161916-01-281916-12-14
19171917-02-221917-12-31
19181918-01-141918-12-24
19191919-01-071919-12-28
19201920-01-271920-11-16
19211921-01-021921-12-05
19221922-01-081922-10-29
19231923-06-041923-11-19
19241924-01-281924-12-26
19251925-01-131925-11-20
19261926-01-081926-12-18
19281928-01-181928-12-23
19291929-01-301929-12-28
19301930-02-201930-12-25
19311931-01-261931-11-21
19321932-02-061932-12-24
19331933-01-271933-12-26
19341934-01-091934-12-29
19391939-02-161939-12-06
19401940-01-061940-12-28
19411941-01-021941-12-08
19421942-01-201942-12-19
19431943-01-171943-11-18
19441944-01-231944-12-21
19451945-01-311945-11-17
19461946-01-171946-12-29
19471947-02-181947-12-23
19481948-01-061948-12-29
19491949-01-011949-11-22
19501950-02-011950-12-30
19511951-01-071951-12-14
19521952-01-041952-12-27
19531953-01-061953-12-11
19541954-01-171954-12-12
19551955-02-101955-12-31
19561956-01-031956-11-16
19571957-02-071957-11-07
19581958-02-181958-11-29
19591959-01-261959-12-25
19601960-01-091960-12-16
19611961-01-011961-08-17
19621962-01-201962-11-11
19641964-02-071964-12-29

Every Fixed Threshold

Fixed thresholds at Somerton
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4927191624
25 mm (0.98 in): Days with 25 mm or more rain46819502
50 mm (1.97 in): Days with 50 mm or more rain21319331
100 mm (3.94 in): Days with 100 mm or more rain2119331

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

  • Data for Somerton 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).