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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Patan Threshold Days by Year (IN005130300)

5 fixed thresholds counted per year at Patan (IN005130300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Patan Thresholds

  • Patan: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1959 with 29.
  • Patan: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 1959 with 15.
  • Patan: days with 50 mm (1.97 in) or more of precipitation in 41 years, most in 1956 with 8.
  • Patan: days with 100 mm (3.94 in) or more of precipitation in 23 years, most in 1956 with 3.
  • 5 fixed thresholds have at least one qualifying day at Patan.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Patan Days per year at Patan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1959. 01020301928: 141929: 111930: 141931: 201932: 141933: 201934: 181935: 81936: 101937: 181938: 141940: 111941: 111942: 151943: 201944: 191945: 151946: 121947: 121948: 131949: 141950: 141951: 71952: 161953: 161954: 201955: 211956: 281957: 121958: 131959: 291960: 81961: 181962: 121963: 151964: 151965: 151966: 111967: 191968: 61969: 81970: 24192819331938194419491954195919641969
Days per year at Patan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1959.
Days with 10 mm (0.39 in) or more of precipitation per year at Patan
YearDaysDecade average
19281412.5
19291112.5
19301415.1
19312015.1
19321415.1
19332015.1
19341815.1
1935815.1
19361015.1
19371815.1
19381415.1
19401114.2
19411114.2
19421514.2
19432014.2
19441914.2
19451514.2
19461214.2
19471214.2
19481314.2
19491414.2
19501417.6
1951717.6
19521617.6
19531617.6
19542017.6
19552117.6
19562817.6
19571217.6
19581317.6
19592917.6
1960812.7
19611812.7
19621212.7
19631512.7
19641512.7
19651512.7
19661112.7
19671912.7
1968612.7
1969812.7
19702424
First to last qualifying date each year at Patan For each year, a bar from the first to the last day at Patan meeting 10 mm (0.39 in). 1928: 4 July 1928 to 25 September 19281929: 18 June 1929 to 21 December 19291930: 8 June 1930 to 30 October 19301931: 1 July 1931 to 10 October 19311932: 27 June 1932 to 6 September 19321933: 17 May 1933 to 17 September 19331934: 18 June 1934 to 28 August 19341935: 28 January 1935 to 3 October 19351936: 18 June 1936 to 21 November 19361937: 22 June 1937 to 13 September 19371938: 7 June 1938 to 27 August 19381940: 10 March 1940 to 26 November 19401941: 25 February 1941 to 14 August 19411942: 18 February 1942 to 2 September 19421943: 27 May 1943 to 18 September 19431944: 15 June 1944 to 17 September 19441945: 29 June 1945 to 24 September 19451946: 18 May 1946 to 27 August 19461947: 18 July 1947 to 30 September 19471948: 23 June 1948 to 20 November 19481949: 7 July 1949 to 2 October 19491950: 6 July 1950 to 17 September 19501951: 14 July 1951 to 13 August 19511952: 15 June 1952 to 7 August 19521953: 23 June 1953 to 28 August 19531954: 13 June 1954 to 25 September 19541955: 5 May 1955 to 6 October 19551956: 25 June 1956 to 9 October 19561957: 27 June 1957 to 23 August 19571958: 20 June 1958 to 28 November 19581959: 1 July 1959 to 14 November 19591960: 18 June 1960 to 11 August 19601961: 2 July 1961 to 30 September 19611962: 19 June 1962 to 21 September 19621963: 30 March 1963 to 25 November 19631964: 2 June 1964 to 29 August 19641965: 2 January 1965 to 5 September 19651966: 23 June 1966 to 17 September 19661967: 25 March 1967 to 16 December 19671968: 18 June 1968 to 8 August 19681969: 7 June 1969 to 17 August 19691970: 16 June 1970 to 9 September 19701928193419411947195319591965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Patan meeting 10 mm (0.39 in).
First to last qualifying date each year at Patan
YearFirst dateLast date
19281928-07-041928-09-25
19291929-06-181929-12-21
19301930-06-081930-10-30
19311931-07-011931-10-10
19321932-06-271932-09-06
19331933-05-171933-09-17
19341934-06-181934-08-28
19351935-01-281935-10-03
19361936-06-181936-11-21
19371937-06-221937-09-13
19381938-06-071938-08-27
19401940-03-101940-11-26
19411941-02-251941-08-14
19421942-02-181942-09-02
19431943-05-271943-09-18
19441944-06-151944-09-17
19451945-06-291945-09-24
19461946-05-181946-08-27
19471947-07-181947-09-30
19481948-06-231948-11-20
19491949-07-071949-10-02
19501950-07-061950-09-17
19511951-07-141951-08-13
19521952-06-151952-08-07
19531953-06-231953-08-28
19541954-06-131954-09-25
19551955-05-051955-10-06
19561956-06-251956-10-09
19571957-06-271957-08-23
19581958-06-201958-11-28
19591959-07-011959-11-14
19601960-06-181960-08-11
19611961-07-021961-09-30
19621962-06-191962-09-21
19631963-03-301963-11-25
19641964-06-021964-08-29
19651965-01-021965-09-05
19661966-06-231966-09-17
19671967-03-251967-12-16
19681968-06-181968-08-08
19691969-06-071969-08-17
19701970-06-161970-09-09

Every Fixed Threshold

Fixed thresholds at Patan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4229195924
25 mm (0.98 in): Days with 25 mm or more rain421519599
50 mm (1.97 in): Days with 50 mm or more rain41819564
100 mm (3.94 in): Days with 100 mm or more rain23319561
200 mm (7.87 in): Days with 200 mm or more rain1119501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.

Download the Data

  • Data for Patan 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).