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Built 2026-10-19 (19 October 2026)

Pallamana Post Office Threshold Days by Year (ASN00024524)

4 fixed thresholds counted per year at Pallamana Post Office (ASN00024524): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pallamana Post Office Thresholds

  • Pallamana Post Office: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1963 with 15.
  • Pallamana Post Office: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1946 with 4.
  • Pallamana Post Office: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 1941 with 1.
  • Pallamana Post Office: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1941 with 1.
  • 4 fixed thresholds have at least one qualifying day at Pallamana Post Office.
34 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Pallamana Post Office Days per year at Pallamana Post Office with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1963. 0510151938: 31939: 91940: 21941: 101942: 111943: 71944: 21945: 51946: 101947: 91948: 61949: 31953: 31954: 71955: 111956: 61958: 101959: 41960: 121961: 71962: 91963: 151964: 101965: 41966: 41968: 91969: 81970: 81971: 51972: 51973: 51974: 151975: 71976: 5193819421946195319581962196619711975
Days per year at Pallamana Post Office with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1963.
Days with 10 mm (0.39 in) or more of precipitation per year at Pallamana Post Office
YearDaysDecade average
193836
193996
194026.5
1941106.5
1942116.5
194376.5
194426.5
194556.5
1946106.5
194796.5
194866.5
194936.5
195336.8
195476.8
1955116.8
195666.8
1958106.8
195946.8
1960128.7
196178.7
196298.7
1963158.7
1964108.7
196548.7
196648.7
196898.7
196988.7
197087.1
197157.1
197257.1
197357.1
1974157.1
197577.1
197657.1
First to last qualifying date each year at Pallamana Post Office For each year, a bar from the first to the last day at Pallamana Post Office meeting 10 mm (0.39 in). 1938: 17 April 1938 to 24 August 19381939: 16 January 1939 to 3 November 19391940: 26 September 1940 to 19 December 19401941: 24 January 1941 to 19 November 19411942: 20 January 1942 to 5 December 19421943: 17 February 1943 to 17 December 19431944: 9 May 1944 to 7 November 19441945: 4 May 1945 to 17 December 19451946: 18 January 1946 to 28 December 19461947: 28 March 1947 to 23 December 19471948: 11 April 1948 to 25 December 19481949: 27 February 1949 to 19 July 19491953: 16 August 1953 to 20 October 19531954: 28 January 1954 to 20 November 19541955: 9 February 1955 to 3 December 19551956: 11 May 1956 to 9 September 19561958: 7 March 1958 to 10 October 19581959: 31 March 1959 to 29 October 19591960: 2 February 1960 to 12 November 19601961: 8 February 1961 to 15 December 19611962: 17 January 1962 to 29 December 19621963: 13 January 1963 to 27 October 19631964: 8 April 1964 to 22 December 19641965: 8 May 1965 to 25 November 19651966: 4 May 1966 to 4 December 19661968: 20 January 1968 to 3 December 19681969: 9 February 1969 to 1 December 19691970: 1 January 1970 to 11 December 19701971: 26 March 1971 to 7 November 19711972: 7 January 1972 to 26 December 19721973: 30 January 1973 to 28 November 19731974: 14 January 1974 to 16 October 19741975: 20 March 1975 to 24 October 19751976: 21 September 1976 to 2 November 19761938194319481956196219681973JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pallamana Post Office meeting 10 mm (0.39 in).
First to last qualifying date each year at Pallamana Post Office
YearFirst dateLast date
19381938-04-171938-08-24
19391939-01-161939-11-03
19401940-09-261940-12-19
19411941-01-241941-11-19
19421942-01-201942-12-05
19431943-02-171943-12-17
19441944-05-091944-11-07
19451945-05-041945-12-17
19461946-01-181946-12-28
19471947-03-281947-12-23
19481948-04-111948-12-25
19491949-02-271949-07-19
19531953-08-161953-10-20
19541954-01-281954-11-20
19551955-02-091955-12-03
19561956-05-111956-09-09
19581958-03-071958-10-10
19591959-03-311959-10-29
19601960-02-021960-11-12
19611961-02-081961-12-15
19621962-01-171962-12-29
19631963-01-131963-10-27
19641964-04-081964-12-22
19651965-05-081965-11-25
19661966-05-041966-12-04
19681968-01-201968-12-03
19691969-02-091969-12-01
19701970-01-011970-12-11
19711971-03-261971-11-07
19721972-01-071972-12-26
19731973-01-301973-11-28
19741974-01-141974-10-16
19751975-03-201975-10-24
19761976-09-211976-11-02

Every Fixed Threshold

Fixed thresholds at Pallamana Post Office
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain341519635
25 mm (0.98 in): Days with 25 mm or more rain21419461
50 mm (1.97 in): Days with 50 mm or more rain8119411
100 mm (3.94 in): Days with 100 mm or more rain2119411

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

Download the Data

  • Data for Pallamana 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).