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Built 2026-10-19 (19 October 2026)

Whitewood Post Office Threshold Days by Year (ASN00037050)

4 fixed thresholds counted per year at Whitewood Post Office (ASN00037050): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Whitewood Post Office Thresholds

  • Whitewood Post Office: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1950 with 31.
  • Whitewood Post Office: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 1950 with 16.
  • Whitewood Post Office: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1950 with 8.
  • Whitewood Post Office: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1913 with 1.
  • 4 fixed thresholds have at least one qualifying day at Whitewood Post Office.
34 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Whitewood Post Office Days per year at Whitewood Post Office with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1950. 0102030401913: 151916: 171918: 161921: 221924: 181935: 71936: 201937: 121942: 101943: 111944: 151946: 111947: 151948: 51949: 171950: 311951: 131952: 51953: 151954: 171955: 261956: 231957: 71959: 51960: 121962: 111963: 101964: 101965: 81966: 81968: 111969: 51970: 41971: 12191319241942194719511955196019651970
Days per year at Whitewood Post Office with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1950.
Days with 10 mm (0.39 in) or more of precipitation per year at Whitewood Post Office
YearDaysDecade average
19131516
19161716
19181616
19212220
19241820
1935713
19362013
19371213
19421012
19431112
19441512
19461112
19471512
1948512
19491712
19503115.8
19511315.8
1952515.8
19531515.8
19541715.8
19552615.8
19562315.8
1957715.8
1959515.8
1960129.4
1962119.4
1963109.4
1964109.4
196589.4
196689.4
1968119.4
196959.4
197048
1971128
First to last qualifying date each year at Whitewood Post Office For each year, a bar from the first to the last day at Whitewood Post Office meeting 10 mm (0.39 in). 1913: 6 January 1913 to 31 December 19131916: 7 January 1916 to 31 December 19161918: 1 January 1918 to 21 October 19181921: 17 January 1921 to 22 December 19211924: 9 February 1924 to 24 December 19241935: 12 January 1935 to 23 October 19351936: 6 January 1936 to 31 December 19361937: 14 January 1937 to 26 November 19371942: 17 January 1942 to 28 December 19421943: 6 February 1943 to 26 December 19431944: 3 February 1944 to 17 December 19441946: 7 January 1946 to 26 December 19461947: 29 January 1947 to 10 December 19471948: 2 January 1948 to 7 September 19481949: 2 January 1949 to 18 December 19491950: 4 January 1950 to 31 December 19501951: 1 January 1951 to 11 October 19511952: 8 January 1952 to 26 December 19521953: 7 January 1953 to 14 October 19531954: 1 January 1954 to 18 December 19541955: 19 January 1955 to 3 November 19551956: 11 January 1956 to 22 December 19561957: 8 January 1957 to 2 July 19571959: 1 April 1959 to 19 December 19591960: 9 January 1960 to 30 December 19601962: 12 January 1962 to 28 December 19621963: 28 January 1963 to 12 August 19631964: 14 January 1964 to 31 December 19641965: 2 February 1965 to 15 December 19651966: 4 January 1966 to 8 November 19661968: 15 January 1968 to 20 December 19681969: 4 February 1969 to 23 December 19691970: 1 February 1970 to 20 December 19701971: 15 January 1971 to 25 December 19711913193519441950195519621968JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Whitewood Post Office meeting 10 mm (0.39 in).
First to last qualifying date each year at Whitewood Post Office
YearFirst dateLast date
19131913-01-061913-12-31
19161916-01-071916-12-31
19181918-01-011918-10-21
19211921-01-171921-12-22
19241924-02-091924-12-24
19351935-01-121935-10-23
19361936-01-061936-12-31
19371937-01-141937-11-26
19421942-01-171942-12-28
19431943-02-061943-12-26
19441944-02-031944-12-17
19461946-01-071946-12-26
19471947-01-291947-12-10
19481948-01-021948-09-07
19491949-01-021949-12-18
19501950-01-041950-12-31
19511951-01-011951-10-11
19521952-01-081952-12-26
19531953-01-071953-10-14
19541954-01-011954-12-18
19551955-01-191955-11-03
19561956-01-111956-12-22
19571957-01-081957-07-02
19591959-04-011959-12-19
19601960-01-091960-12-30
19621962-01-121962-12-28
19631963-01-281963-08-12
19641964-01-141964-12-31
19651965-02-021965-12-15
19661966-01-041966-11-08
19681968-01-151968-12-20
19691969-02-041969-12-23
19701970-02-011970-12-20
19711971-01-151971-12-25

Every Fixed Threshold

Fixed thresholds at Whitewood Post Office
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3431195012
25 mm (0.98 in): Days with 25 mm or more rain341619505
50 mm (1.97 in): Days with 50 mm or more rain31819503
100 mm (3.94 in): Days with 100 mm or more rain4119131

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.

Download the Data

  • Data for Whitewood 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).