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

Sialsuk Threshold Days by Year (IN015010300)

5 fixed thresholds counted per year at Sialsuk (IN015010300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sialsuk Thresholds

  • Sialsuk: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1941 with 145.
  • Sialsuk: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 1941 with 95.
  • Sialsuk: days with 50 mm (1.97 in) or more of precipitation in 42 years, most in 1952 with 56.
  • Sialsuk: days with 100 mm (3.94 in) or more of precipitation in 39 years, most in 1947 with 18.
  • 5 fixed thresholds have at least one qualifying day at Sialsuk.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Sialsuk Days per year at Sialsuk with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 145 in 1941. 0501001501915: 1121916: 1211917: 1161919: 1021920: 1011921: 1051922: 1171923: 1281924: 1151925: 1051926: 1071927: 1151928: 891929: 971930: 981931: 1191932: 1111933: 791934: 1031935: 1021936: 1191937: 1051938: 1301939: 1011940: 1321941: 1451942: 1061943: 1191944: 1061945: 1051946: 1171947: 1161948: 1171949: 1181950: 1101951: 1141952: 1391953: 1141954: 1191956: 1131957: 861959: 106191519211926193119361941194619511957
Days per year at Sialsuk with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 145 in 1941.
Days with 10 mm (0.39 in) or more of precipitation per year at Sialsuk
YearDaysDecade average
1915112112.8
1916121112.8
1917116112.8
1919102112.8
1920101107.9
1921105107.9
1922117107.9
1923128107.9
1924115107.9
1925105107.9
1926107107.9
1927115107.9
192889107.9
192997107.9
193098106.7
1931119106.7
1932111106.7
193379106.7
1934103106.7
1935102106.7
1936119106.7
1937105106.7
1938130106.7
1939101106.7
1940132118.1
1941145118.1
1942106118.1
1943119118.1
1944106118.1
1945105118.1
1946117118.1
1947116118.1
1948117118.1
1949118118.1
1950110112.6
1951114112.6
1952139112.6
1953114112.6
1954119112.6
1956113112.6
195786112.6
1959106112.6
First to last qualifying date each year at Sialsuk For each year, a bar from the first to the last day at Sialsuk meeting 10 mm (0.39 in). 1915: 22 February 1915 to 7 November 19151916: 6 April 1916 to 10 November 19161917: 20 February 1917 to 17 November 19171919: 20 January 1919 to 18 November 19191920: 7 February 1920 to 8 November 19201921: 25 January 1921 to 29 October 19211922: 30 April 1922 to 21 November 19221923: 4 February 1923 to 25 December 19231924: 4 February 1924 to 28 November 19241925: 7 January 1925 to 27 November 19251926: 10 January 1926 to 27 December 19261927: 13 January 1927 to 16 November 19271928: 2 March 1928 to 19 November 19281929: 12 March 1929 to 18 October 19291930: 16 January 1930 to 21 November 19301931: 12 February 1931 to 7 November 19311932: 4 February 1932 to 16 November 19321933: 19 February 1933 to 23 October 19331934: 31 January 1934 to 10 December 19341935: 20 February 1935 to 8 November 19351936: 18 February 1936 to 19 October 19361937: 13 February 1937 to 3 December 19371938: 17 January 1938 to 12 November 19381939: 18 February 1939 to 29 November 19391940: 12 February 1940 to 22 December 19401941: 16 February 1941 to 21 November 19411942: 20 March 1942 to 17 December 19421943: 13 January 1943 to 2 November 19431944: 5 January 1944 to 16 October 19441945: 5 January 1945 to 11 December 19451946: 27 February 1946 to 11 December 19461947: 14 March 1947 to 25 October 19471948: 7 February 1948 to 30 November 19481949: 9 March 1949 to 29 October 19491950: 7 February 1950 to 6 December 19501951: 19 March 1951 to 16 December 19511952: 3 March 1952 to 11 November 19521953: 27 February 1953 to 3 December 19531954: 22 January 1954 to 28 October 19541956: 29 January 1956 to 12 November 19561957: 10 January 1957 to 6 October 19571959: 22 January 1959 to 6 December 19591915192219281934194019461952JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sialsuk meeting 10 mm (0.39 in).
First to last qualifying date each year at Sialsuk
YearFirst dateLast date
19151915-02-221915-11-07
19161916-04-061916-11-10
19171917-02-201917-11-17
19191919-01-201919-11-18
19201920-02-071920-11-08
19211921-01-251921-10-29
19221922-04-301922-11-21
19231923-02-041923-12-25
19241924-02-041924-11-28
19251925-01-071925-11-27
19261926-01-101926-12-27
19271927-01-131927-11-16
19281928-03-021928-11-19
19291929-03-121929-10-18
19301930-01-161930-11-21
19311931-02-121931-11-07
19321932-02-041932-11-16
19331933-02-191933-10-23
19341934-01-311934-12-10
19351935-02-201935-11-08
19361936-02-181936-10-19
19371937-02-131937-12-03
19381938-01-171938-11-12
19391939-02-181939-11-29
19401940-02-121940-12-22
19411941-02-161941-11-21
19421942-03-201942-12-17
19431943-01-131943-11-02
19441944-01-051944-10-16
19451945-01-051945-12-11
19461946-02-271946-12-11
19471947-03-141947-10-25
19481948-02-071948-11-30
19491949-03-091949-10-29
19501950-02-071950-12-06
19511951-03-191951-12-16
19521952-03-031952-11-11
19531953-02-271953-12-03
19541954-01-221954-10-28
19561956-01-291956-11-12
19571957-01-101957-10-06
19591959-01-221959-12-06

Every Fixed Threshold

Fixed thresholds at Sialsuk
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain421451941106
25 mm (0.98 in): Days with 25 mm or more rain4295194166
50 mm (1.97 in): Days with 50 mm or more rain4256195225
100 mm (3.94 in): Days with 100 mm or more rain391819472
200 mm (7.87 in): Days with 200 mm or more rain11219341

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

Download the Data

  • Data for Sialsuk 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).