Built 2026-10-18 (18 October 2026)

Rainbow Post Office Threshold Days by Year

4 fixed thresholds counted per year at Rainbow Post Office (ASN00077035): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rainbow Post Office Thresholds

  • Rainbow Post Office: days with 10 mm (0.39 in) or more of precipitation in 76 years, most in 2022 with 18.
  • Rainbow Post Office: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1930 with 5.
  • Rainbow Post Office: days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1930 with 2.
  • Rainbow Post Office: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1910 with 1.
  • 4 fixed thresholds have at least one qualifying day at Rainbow Post Office.
76 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rainbow Post Office Days per year at Rainbow Post Office with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 2022. 051015201902: 61903: 121904: 111905: 81906: 111907: 91908: 131909: 151910: 121911: 111912: 51913: 81914: 61915: 91916: 141917: 91918: 61919: 101920: 101921: 111922: 71923: 71924: 91925: 41926: 51927: 21928: 111929: 31930: 131931: 81932: 101933: 161934: 111935: 61936: 151937: 131938: 61939: 91940: 51941: 61942: 101943: 41944: 51945: 51946: 81947: 81948: 91949: 51950: 171951: 81952: 111953: 141954: 131955: 131956: 131957: 61958: 101959: 91960: 151961: 91962: 41963: 41964: 111965: 51966: 61967: 21968: 61969: 102018: 32019: 72020: 72021: 72022: 182023: 72024: 62025: 71902191019181926193419421950195819662022
Days per year at Rainbow Post Office with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 2022.
Days with 10 mm (0.39 in) or more of precipitation per year at Rainbow Post Office
YearDaysDecade average
1902610.6
19031210.6
19041110.6
1905810.6
19061110.6
1907910.6
19081310.6
19091510.6
1910129
1911119
191259
191389
191469
191599
1916149
191799
191869
1919109
1920106.9
1921116.9
192276.9
192376.9
192496.9
192546.9
192656.9
192726.9
1928116.9
192936.9
19301310.7
1931810.7
19321010.7
19331610.7
19341110.7
1935610.7
19361510.7
19371310.7
1938610.7
1939910.7
194056.5
194166.5
1942106.5
194346.5
194456.5
194556.5
194686.5
194786.5
194896.5
194956.5
19501711.4
1951811.4
19521111.4
19531411.4
19541311.4
19551311.4
19561311.4
1957611.4
19581011.4
1959911.4
1960157.2
196197.2
196247.2
196347.2
1964117.2
196557.2
196667.2
196727.2
196867.2
1969107.2
201835
201975
202078.7
202178.7
2022188.7
202378.7
202468.7
202578.7
First to last qualifying date each year at Rainbow Post Office For each year, a bar from the first to the last day at Rainbow Post Office meeting 10 mm (0.39 in). 1902: 4 January 1902 to 18 December 19021903: 8 March 1903 to 28 December 19031904: 3 January 1904 to 19 October 19041905: 12 February 1905 to 29 June 19051906: 28 February 1906 to 27 September 19061907: 6 February 1907 to 27 December 19071908: 23 February 1908 to 16 October 19081909: 4 January 1909 to 19 November 19091910: 4 January 1910 to 23 December 19101911: 7 February 1911 to 5 December 19111912: 24 June 1912 to 3 December 19121913: 14 February 1913 to 23 December 19131914: 28 February 1914 to 23 December 19141915: 20 February 1915 to 23 October 19151916: 6 January 1916 to 9 December 19161917: 22 January 1917 to 22 November 19171918: 19 February 1918 to 7 October 19181919: 3 February 1919 to 29 December 19191920: 10 May 1920 to 17 December 19201921: 1 March 1921 to 5 November 19211922: 2 May 1922 to 9 December 19221923: 10 May 1923 to 17 December 19231924: 18 February 1924 to 11 November 19241925: 7 February 1925 to 12 September 19251926: 5 April 1926 to 27 September 19261927: 5 August 1927 to 1 September 19271928: 12 January 1928 to 14 October 19281929: 25 March 1929 to 28 December 19291930: 12 May 1930 to 26 December 19301931: 14 April 1931 to 16 November 19311932: 5 February 1932 to 15 December 19321933: 21 January 1933 to 5 December 19331934: 8 January 1934 to 8 November 19341935: 20 April 1935 to 2 December 19351936: 2 January 1936 to 18 December 19361937: 19 January 1937 to 11 December 19371938: 14 January 1938 to 28 November 19381939: 17 January 1939 to 3 November 19391940: 6 January 1940 to 20 December 19401941: 25 January 1941 to 5 November 19411942: 20 January 1942 to 23 November 19421943: 18 February 1943 to 3 November 19431944: 9 May 1944 to 21 December 19441945: 19 February 1945 to 27 December 19451946: 19 January 1946 to 28 December 19461947: 12 March 1947 to 23 December 19471948: 12 April 1948 to 27 December 19481949: 19 May 1949 to 10 October 19491950: 2 February 1950 to 20 December 19501951: 4 January 1951 to 11 October 19511952: 24 January 1952 to 26 November 19521953: 26 January 1953 to 7 December 19531954: 16 January 1954 to 13 December 19541955: 12 February 1955 to 3 December 19551956: 18 January 1956 to 18 October 19561957: 6 February 1957 to 22 October 19571958: 18 February 1958 to 29 November 19581959: 14 February 1959 to 26 December 19591960: 4 January 1960 to 21 November 19601961: 14 April 1961 to 14 December 19611962: 20 January 1962 to 28 December 19621963: 3 January 1963 to 27 April 19631964: 8 April 1964 to 25 December 19641965: 22 June 1965 to 7 December 19651966: 13 January 1966 to 13 December 19661967: 25 February 1967 to 18 December 19671968: 20 January 1968 to 24 December 19681969: 22 February 1969 to 2 December 19692018: 15 June 2018 to 14 December 20182019: 7 February 2019 to 2 November 20192020: 7 February 2020 to 30 October 20202021: 26 January 2021 to 25 November 20212022: 2 March 2022 to 27 December 20222023: 7 April 2023 to 25 December 20232024: 8 January 2024 to 27 November 20242025: 6 January 2025 to 22 December 202519021912192219321942195219622020JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rainbow Post Office meeting 10 mm (0.39 in).
First to last qualifying date each year at Rainbow Post Office
YearFirst dateLast date
19021902-01-041902-12-18
19031903-03-081903-12-28
19041904-01-031904-10-19
19051905-02-121905-06-29
19061906-02-281906-09-27
19071907-02-061907-12-27
19081908-02-231908-10-16
19091909-01-041909-11-19
19101910-01-041910-12-23
19111911-02-071911-12-05
19121912-06-241912-12-03
19131913-02-141913-12-23
19141914-02-281914-12-23
19151915-02-201915-10-23
19161916-01-061916-12-09
19171917-01-221917-11-22
19181918-02-191918-10-07
19191919-02-031919-12-29
19201920-05-101920-12-17
19211921-03-011921-11-05
19221922-05-021922-12-09
19231923-05-101923-12-17
19241924-02-181924-11-11
19251925-02-071925-09-12
19261926-04-051926-09-27
19271927-08-051927-09-01
19281928-01-121928-10-14
19291929-03-251929-12-28
19301930-05-121930-12-26
19311931-04-141931-11-16
19321932-02-051932-12-15
19331933-01-211933-12-05
19341934-01-081934-11-08
19351935-04-201935-12-02
19361936-01-021936-12-18
19371937-01-191937-12-11
19381938-01-141938-11-28
19391939-01-171939-11-03
19401940-01-061940-12-20
19411941-01-251941-11-05
19421942-01-201942-11-23
19431943-02-181943-11-03
19441944-05-091944-12-21
19451945-02-191945-12-27
19461946-01-191946-12-28
19471947-03-121947-12-23
19481948-04-121948-12-27
19491949-05-191949-10-10
19501950-02-021950-12-20
19511951-01-041951-10-11
19521952-01-241952-11-26
19531953-01-261953-12-07
19541954-01-161954-12-13
19551955-02-121955-12-03
19561956-01-181956-10-18
19571957-02-061957-10-22
19581958-02-181958-11-29
19591959-02-141959-12-26
19601960-01-041960-11-21
19611961-04-141961-12-14
19621962-01-201962-12-28
19631963-01-031963-04-27
19641964-04-081964-12-25
19651965-06-221965-12-07
19661966-01-131966-12-13
19671967-02-251967-12-18
19681968-01-201968-12-24
19691969-02-221969-12-02
20182018-06-152018-12-14
20192019-02-072019-11-02
20202020-02-072020-10-30
20212021-01-262021-11-25
20222022-03-022022-12-27
20232023-04-072023-12-25
20242024-01-082024-11-27
20252025-01-062025-12-22

Every Fixed Threshold

Fixed thresholds at Rainbow Post Office
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain761820227
25 mm (0.98 in): Days with 25 mm or more rain58519301
50 mm (1.97 in): Days with 50 mm or more rain15219301
100 mm (3.94 in): Days with 100 mm or more rain1119101

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

Download the Data

  • Data for Rainbow Post Office 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).