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Built 2026-10-18 (18 October 2026)

Ormesby Threshold Days by Year

5 fixed thresholds counted per year at Ormesby (ASN00040165): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ormesby Thresholds

  • Ormesby: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1927 with 53.
  • Ormesby: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1950 with 25.
  • Ormesby: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 1927 with 11.
  • Ormesby: days with 100 mm (3.94 in) or more of precipitation in 21 years, most in 1929 with 3.
  • 5 fixed thresholds have at least one qualifying day at Ormesby.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Ormesby Days per year at Ormesby with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 53 in 1927. 02040601910: 311911: 271912: 261913: 341914: 471915: 241916: 421917: 341918: 321919: 211920: 291921: 431922: 281923: 311927: 531928: 471929: 321930: 381931: 351932: 221933: 441934: 451935: 401936: 241937: 281938: 401939: 311940: 351941: 221942: 331943: 411944: 271945: 281946: 321947: 341948: 361949: 361950: 491910191419181922192919331937194119451949
Days per year at Ormesby with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 53 in 1927.
Days with 10 mm (0.39 in) or more of precipitation per year at Ormesby
YearDaysDecade average
19103131.8
19112731.8
19122631.8
19133431.8
19144731.8
19152431.8
19164231.8
19173431.8
19183231.8
19192131.8
19202937.6
19214337.6
19222837.6
19233137.6
19275337.6
19284737.6
19293237.6
19303834.7
19313534.7
19322234.7
19334434.7
19344534.7
19354034.7
19362434.7
19372834.7
19384034.7
19393134.7
19403532.4
19412232.4
19423332.4
19434132.4
19442732.4
19452832.4
19463232.4
19473432.4
19483632.4
19493632.4
19504949
First to last qualifying date each year at Ormesby For each year, a bar from the first to the last day at Ormesby meeting 10 mm (0.39 in). 1910: 9 January 1910 to 11 December 19101911: 11 January 1911 to 15 December 19111912: 2 January 1912 to 21 December 19121913: 1 January 1913 to 20 December 19131914: 14 January 1914 to 29 December 19141915: 2 January 1915 to 16 December 19151916: 4 January 1916 to 29 December 19161917: 14 January 1917 to 13 December 19171918: 4 January 1918 to 18 December 19181919: 18 February 1919 to 16 October 19191920: 2 January 1920 to 9 December 19201921: 9 January 1921 to 31 December 19211922: 8 January 1922 to 27 December 19221923: 7 January 1923 to 27 December 19231927: 9 January 1927 to 26 December 19271928: 8 January 1928 to 20 December 19281929: 12 January 1929 to 31 December 19291930: 1 January 1930 to 17 December 19301931: 30 January 1931 to 23 December 19311932: 6 February 1932 to 22 December 19321933: 18 January 1933 to 30 December 19331934: 2 January 1934 to 28 December 19341935: 6 January 1935 to 28 December 19351936: 8 January 1936 to 27 December 19361937: 3 January 1937 to 14 December 19371938: 4 January 1938 to 9 December 19381939: 3 January 1939 to 27 December 19391940: 12 January 1940 to 22 December 19401941: 15 January 1941 to 9 June 19411942: 17 January 1942 to 30 December 19421943: 3 January 1943 to 31 December 19431944: 27 January 1944 to 22 December 19441945: 1 January 1945 to 24 December 19451946: 13 January 1946 to 31 December 19461947: 23 January 1947 to 21 December 19471948: 3 January 1948 to 25 December 19481949: 5 January 1949 to 11 December 19491950: 5 January 1950 to 19 December 195019101915192019281933193819431948JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ormesby meeting 10 mm (0.39 in).
First to last qualifying date each year at Ormesby
YearFirst dateLast date
19101910-01-091910-12-11
19111911-01-111911-12-15
19121912-01-021912-12-21
19131913-01-011913-12-20
19141914-01-141914-12-29
19151915-01-021915-12-16
19161916-01-041916-12-29
19171917-01-141917-12-13
19181918-01-041918-12-18
19191919-02-181919-10-16
19201920-01-021920-12-09
19211921-01-091921-12-31
19221922-01-081922-12-27
19231923-01-071923-12-27
19271927-01-091927-12-26
19281928-01-081928-12-20
19291929-01-121929-12-31
19301930-01-011930-12-17
19311931-01-301931-12-23
19321932-02-061932-12-22
19331933-01-181933-12-30
19341934-01-021934-12-28
19351935-01-061935-12-28
19361936-01-081936-12-27
19371937-01-031937-12-14
19381938-01-041938-12-09
19391939-01-031939-12-27
19401940-01-121940-12-22
19411941-01-151941-06-09
19421942-01-171942-12-30
19431943-01-031943-12-31
19441944-01-271944-12-22
19451945-01-011945-12-24
19461946-01-131946-12-31
19471947-01-231947-12-21
19481948-01-031948-12-25
19491949-01-051949-12-11
19501950-01-051950-12-19

Every Fixed Threshold

Fixed thresholds at Ormesby
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3853192749
25 mm (0.98 in): Days with 25 mm or more rain3825195025
50 mm (1.97 in): Days with 50 mm or more rain381119277
100 mm (3.94 in): Days with 100 mm or more rain21319292
200 mm (7.87 in): Days with 200 mm or more rain5119201

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

Download the Data

  • Data for Ormesby 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).