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Built 2026-10-19 (19 October 2026)

Udorn Ab (USAF) Threshold Days by Year (TH000048354)

13 fixed thresholds counted per year at Udorn Ab (USAF) (TH000048354): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Udorn Ab (USAF) Thresholds

  • Udorn Ab (USAF): days with a maximum temperature at or above 30 C (86 F) in 35 years, most in 1957 with 319.
  • Udorn Ab (USAF): days with a maximum temperature at or above 35 C (95 F) in 35 years, most in 1959 with 115.
  • Udorn Ab (USAF): days with a maximum temperature at or above 90 F (32.2 C) in 35 years, most in 1953 with 240.
  • Udorn Ab (USAF): days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1970 with 59.
  • 13 fixed thresholds have at least one qualifying day at Udorn Ab (USAF).
35 years with a qualifying day
Days at or above 30 C (86 F) per year at Udorn Ab (USAF) Days per year at Udorn Ab (USAF) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 319 in 1957. 01002003004001951: 2861952: 2971953: 3071954: 3141955: 2941956: 2961957: 3191958: 2781959: 3111960: 3001961: 3011962: 2931963: 2811964: 2721965: 2931966: 2951967: 2361968: 2911969: 2561970: 2531971: 2251972: 2751973: 2621974: 2611975: 2611976: 2541977: 2641978: 2631979: 3021980: 2931981: 2771982: 2721983: 2721984: 2661985: 283195119551959196319671971197519791983
Days per year at Udorn Ab (USAF) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 319 in 1957.
Days at or above 30 C (86 F) per year at Udorn Ab (USAF)
YearDaysDecade average
1951286300.2
1952297300.2
1953307300.2
1954314300.2
1955294300.2
1956296300.2
1957319300.2
1958278300.2
1959311300.2
1960300281.8
1961301281.8
1962293281.8
1963281281.8
1964272281.8
1965293281.8
1966295281.8
1967236281.8
1968291281.8
1969256281.8
1970253262
1971225262
1972275262
1973262262
1974261262
1975261262
1976254262
1977264262
1978263262
1979302262
1980293277.2
1981277277.2
1982272277.2
1983272277.2
1984266277.2
1985283277.2
First to last qualifying date each year at Udorn Ab (USAF) For each year, a bar from the first to the last day at Udorn Ab (USAF) meeting 30 C (86 F). 1951: 6 January 1951 to 31 December 19511952: 1 January 1952 to 31 December 19521953: 3 January 1953 to 31 December 19531954: 1 January 1954 to 31 December 19541955: 1 January 1955 to 31 December 19551956: 1 January 1956 to 31 December 19561957: 1 January 1957 to 31 December 19571958: 1 January 1958 to 31 December 19581959: 1 January 1959 to 30 December 19591960: 4 January 1960 to 29 December 19601961: 2 January 1961 to 31 December 19611962: 6 January 1962 to 30 December 19621963: 1 January 1963 to 31 December 19631964: 1 January 1964 to 2 December 19641965: 4 January 1965 to 29 December 19651966: 6 January 1966 to 26 December 19661967: 22 January 1967 to 5 December 19671968: 13 January 1968 to 31 December 19681969: 1 January 1969 to 26 December 19691970: 9 January 1970 to 25 December 19701971: 15 January 1971 to 26 December 19711972: 25 January 1972 to 31 December 19721973: 1 January 1973 to 13 December 19731974: 15 January 1974 to 31 December 19741975: 1 January 1975 to 9 December 19751976: 5 January 1976 to 26 December 19761977: 7 January 1977 to 31 December 19771978: 1 January 1978 to 31 December 19781979: 2 January 1979 to 31 December 19791980: 1 January 1980 to 18 December 19801981: 6 January 1981 to 31 December 19811982: 3 January 1982 to 11 December 19821983: 7 January 1983 to 21 December 19831984: 12 January 1984 to 21 December 19841985: 3 January 1985 to 31 December 19851951195619611966197119761981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Udorn Ab (USAF) meeting 30 C (86 F).
First to last qualifying date each year at Udorn Ab (USAF)
YearFirst dateLast date
19511951-01-061951-12-31
19521952-01-011952-12-31
19531953-01-031953-12-31
19541954-01-011954-12-31
19551955-01-011955-12-31
19561956-01-011956-12-31
19571957-01-011957-12-31
19581958-01-011958-12-31
19591959-01-011959-12-30
19601960-01-041960-12-29
19611961-01-021961-12-31
19621962-01-061962-12-30
19631963-01-011963-12-31
19641964-01-011964-12-02
19651965-01-041965-12-29
19661966-01-061966-12-26
19671967-01-221967-12-05
19681968-01-131968-12-31
19691969-01-011969-12-26
19701970-01-091970-12-25
19711971-01-151971-12-26
19721972-01-251972-12-31
19731973-01-011973-12-13
19741974-01-151974-12-31
19751975-01-011975-12-09
19761976-01-051976-12-26
19771977-01-071977-12-31
19781978-01-011978-12-31
19791979-01-021979-12-31
19801980-01-011980-12-18
19811981-01-061981-12-31
19821982-01-031982-12-11
19831983-01-071983-12-21
19841984-01-121984-12-21
19851985-01-031985-12-31

Every Fixed Threshold

Fixed thresholds at Udorn Ab (USAF)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days353191957283
35 C (95 F): Days35115195942
40 C (104 F): Days212819583
90 F (32.2 C): Days352401953160
100 F (37.8 C): Days3455195812
110 F (43.3 C): Days2219582
20 C (68 F): Tropical nights (min302921966268
25 C (77 F): Days with min30103197989
10 mm (0.39 in): Days with 10 mm or more rain3559197030
25 mm (0.98 in): Days with 25 mm or more rain3534197013
50 mm (1.97 in): Days with 50 mm or more rain351719701
100 mm (3.94 in): Days with 100 mm or more rain17219611
200 mm (7.87 in): Days with 200 mm or more rain1119741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

  • Data for Udorn Ab (USAF) 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).