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

Nittaw 1 S Threshold Days by Year (USC00086251)

5 fixed thresholds counted per year at Nittaw 1 S (USC00086251): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nittaw 1 S Thresholds

  • Nittaw 1 S: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1953 with 58.
  • Nittaw 1 S: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1960 with 31.
  • Nittaw 1 S: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 1960 with 11.
  • Nittaw 1 S: days with 100 mm (3.94 in) or more of precipitation in 12 years, most in 1949 with 3.
  • 5 fixed thresholds have at least one qualifying day at Nittaw 1 S.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Nittaw 1 S Days per year at Nittaw 1 S with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 1953. 02040601943: 321944: 411945: 241946: 331947: 541949: 341950: 391951: 331953: 581954: 401955: 311956: 371957: 411958: 341959: 451960: 481961: 401962: 311963: 441964: 401965: 361966: 401967: 341968: 421969: 431970: 331971: 24194319461950195419571960196319661969
Days per year at Nittaw 1 S with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 1953.
Days with 10 mm (0.39 in) or more of precipitation per year at Nittaw 1 S
YearDaysDecade average
19433236.3
19444136.3
19452436.3
19463336.3
19475436.3
19493436.3
19503939.8
19513339.8
19535839.8
19544039.8
19553139.8
19563739.8
19574139.8
19583439.8
19594539.8
19604839.8
19614039.8
19623139.8
19634439.8
19644039.8
19653639.8
19664039.8
19673439.8
19684239.8
19694339.8
19703328.5
19712428.5
First to last qualifying date each year at Nittaw 1 S For each year, a bar from the first to the last day at Nittaw 1 S meeting 10 mm (0.39 in). 1943: 18 January 1943 to 10 October 19431944: 16 January 1944 to 22 December 19441945: 1 January 1945 to 31 December 19451946: 6 February 1946 to 13 December 19461947: 7 February 1947 to 29 December 19471949: 18 February 1949 to 26 December 19491950: 6 February 1950 to 18 December 19501951: 2 February 1951 to 4 December 19511953: 8 January 1953 to 24 December 19531954: 11 January 1954 to 18 December 19541955: 16 January 1955 to 28 December 19551956: 24 January 1956 to 15 October 19561957: 22 January 1957 to 27 December 19571958: 3 January 1958 to 27 December 19581959: 26 January 1959 to 24 December 19591960: 30 January 1960 to 16 December 19601961: 10 January 1961 to 6 November 19611962: 10 February 1962 to 9 November 19621963: 15 January 1963 to 24 December 19631964: 11 January 1964 to 29 November 19641965: 3 February 1965 to 20 December 19651966: 5 January 1966 to 12 December 19661967: 9 February 1967 to 29 December 19671968: 19 February 1968 to 10 November 19681969: 16 February 1969 to 11 December 19691970: 3 January 1970 to 29 October 19701971: 6 February 1971 to 4 December 19711943194719531957196119651969JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Nittaw 1 S meeting 10 mm (0.39 in).
First to last qualifying date each year at Nittaw 1 S
YearFirst dateLast date
19431943-01-181943-10-10
19441944-01-161944-12-22
19451945-01-011945-12-31
19461946-02-061946-12-13
19471947-02-071947-12-29
19491949-02-181949-12-26
19501950-02-061950-12-18
19511951-02-021951-12-04
19531953-01-081953-12-24
19541954-01-111954-12-18
19551955-01-161955-12-28
19561956-01-241956-10-15
19571957-01-221957-12-27
19581958-01-031958-12-27
19591959-01-261959-12-24
19601960-01-301960-12-16
19611961-01-101961-11-06
19621962-02-101962-11-09
19631963-01-151963-12-24
19641964-01-111964-11-29
19651965-02-031965-12-20
19661966-01-051966-12-12
19671967-02-091967-12-29
19681968-02-191968-11-10
19691969-02-161969-12-11
19701970-01-031970-10-29
19711971-02-061971-12-04

Every Fixed Threshold

Fixed thresholds at Nittaw 1 S
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2758195324
25 mm (0.98 in): Days with 25 mm or more rain2731196010
50 mm (1.97 in): Days with 50 mm or more rain271119604
100 mm (3.94 in): Days with 100 mm or more rain12319491
200 mm (7.87 in): Days with 200 mm or more rain2119451

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

  • Data for Nittaw 1 S 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).