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

Fernbrook Threshold Days by Year

4 fixed thresholds counted per year at Fernbrook (ASN00009632): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Fernbrook Thresholds

  • Fernbrook: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1917 with 69.
  • Fernbrook: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1926 with 27.
  • Fernbrook: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1945 with 9.
  • Fernbrook: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1945 with 1.
  • 4 fixed thresholds have at least one qualifying day at Fernbrook.
39 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Fernbrook Days per year at Fernbrook with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 69 in 1917. 0204060801916: 451917: 691918: 511919: 321920: 471921: 451924: 511925: 291926: 611927: 481930: 541931: 481932: 431933: 451934: 341935: 551936: 351937: 411938: 411939: 461940: 321941: 531942: 551943: 371944: 291945: 531946: 441947: 471948: 441949: 441950: 351951: 351952: 301953: 291954: 371958: 341959: 281960: 331962: 301916192019261932193619401944194819521959
Days per year at Fernbrook with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 69 in 1917.
Days with 10 mm (0.39 in) or more of precipitation per year at Fernbrook
YearDaysDecade average
19164549.3
19176949.3
19185149.3
19193249.3
19204746.8
19214546.8
19245146.8
19252946.8
19266146.8
19274846.8
19305444.2
19314844.2
19324344.2
19334544.2
19343444.2
19355544.2
19363544.2
19374144.2
19384144.2
19394644.2
19403243.8
19415343.8
19425543.8
19433743.8
19442943.8
19455343.8
19464443.8
19474743.8
19484443.8
19494443.8
19503532.6
19513532.6
19523032.6
19532932.6
19543732.6
19583432.6
19592832.6
19603331.5
19623031.5
First to last qualifying date each year at Fernbrook For each year, a bar from the first to the last day at Fernbrook meeting 10 mm (0.39 in). 1916: 3 January 1916 to 19 November 19161917: 5 March 1917 to 21 December 19171918: 19 January 1918 to 28 October 19181919: 17 January 1919 to 16 October 19191920: 28 March 1920 to 13 November 19201921: 19 February 1921 to 13 November 19211924: 31 March 1924 to 10 November 19241925: 26 January 1925 to 28 October 19251926: 24 February 1926 to 27 November 19261927: 11 January 1927 to 31 October 19271930: 15 April 1930 to 4 December 19301931: 5 March 1931 to 15 October 19311932: 28 March 1932 to 29 October 19321933: 16 January 1933 to 1 November 19331934: 4 January 1934 to 4 December 19341935: 6 January 1935 to 19 November 19351936: 23 January 1936 to 18 December 19361937: 11 March 1937 to 6 December 19371938: 28 February 1938 to 2 November 19381939: 15 February 1939 to 25 November 19391940: 15 February 1940 to 6 December 19401941: 15 April 1941 to 18 November 19411942: 28 February 1942 to 12 November 19421943: 1 February 1943 to 8 December 19431944: 29 April 1944 to 17 November 19441945: 26 March 1945 to 25 December 19451946: 19 April 1946 to 27 September 19461947: 16 April 1947 to 25 October 19471948: 30 March 1948 to 24 December 19481949: 13 March 1949 to 9 November 19491950: 4 May 1950 to 7 November 19501951: 22 February 1951 to 5 December 19511952: 28 March 1952 to 14 November 19521953: 2 February 1953 to 16 November 19531954: 12 April 1954 to 10 December 19541958: 17 April 1958 to 10 November 19581959: 21 April 1959 to 31 December 19591960: 1 January 1960 to 15 October 19601962: 16 March 1962 to 6 December 196219161921193019351940194519501958JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Fernbrook meeting 10 mm (0.39 in).
First to last qualifying date each year at Fernbrook
YearFirst dateLast date
19161916-01-031916-11-19
19171917-03-051917-12-21
19181918-01-191918-10-28
19191919-01-171919-10-16
19201920-03-281920-11-13
19211921-02-191921-11-13
19241924-03-311924-11-10
19251925-01-261925-10-28
19261926-02-241926-11-27
19271927-01-111927-10-31
19301930-04-151930-12-04
19311931-03-051931-10-15
19321932-03-281932-10-29
19331933-01-161933-11-01
19341934-01-041934-12-04
19351935-01-061935-11-19
19361936-01-231936-12-18
19371937-03-111937-12-06
19381938-02-281938-11-02
19391939-02-151939-11-25
19401940-02-151940-12-06
19411941-04-151941-11-18
19421942-02-281942-11-12
19431943-02-011943-12-08
19441944-04-291944-11-17
19451945-03-261945-12-25
19461946-04-191946-09-27
19471947-04-161947-10-25
19481948-03-301948-12-24
19491949-03-131949-11-09
19501950-05-041950-11-07
19511951-02-221951-12-05
19521952-03-281952-11-14
19531953-02-021953-11-16
19541954-04-121954-12-10
19581958-04-171958-11-10
19591959-04-211959-12-31
19601960-01-011960-10-15
19621962-03-161962-12-06

Every Fixed Threshold

Fixed thresholds at Fernbrook
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3969191730
25 mm (0.98 in): Days with 25 mm or more rain392719265
50 mm (1.97 in): Days with 50 mm or more rain35919451
100 mm (3.94 in): Days with 100 mm or more rain2119451

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1916.

Download the Data

  • Data for Fernbrook 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).