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

Davis Monthan AFB Threshold Days by Year (USW00023109)

14 fixed thresholds counted per year at Davis Monthan AFB (USW00023109): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Davis Monthan AFB Thresholds

  • Davis Monthan AFB: days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 1954 with 194.
  • Davis Monthan AFB: days with a maximum temperature at or above 35 C (95 F) in 23 years, most in 1952 with 135.
  • Davis Monthan AFB: days with a maximum temperature at or above 40 C (104 F) in 23 years, most in 2025 with 46.
  • Davis Monthan AFB: days with a maximum temperature at or above 90 F (32.2 C) in 23 years, most in 1952 with 176.
  • 14 fixed thresholds have at least one qualifying day at Davis Monthan AFB.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Davis Monthan AFB Days per year at Davis Monthan AFB with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 194 in 1954. 0501001502001949: 1701950: 1871951: 1681952: 1861953: 1781954: 1941955: 1621956: 1751957: 1431958: 1621959: 1761960: 1671961: 1601962: 1531963: 1731964: 1401965: 1261966: 1541967: 1521968: 1491969: 1531970: 1392025: 18419491952195519581961196419671970
Days per year at Davis Monthan AFB with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 194 in 1954.
Days at or above 30 C (86 F) per year at Davis Monthan AFB
YearDaysDecade average
1949170170
1950187173.1
1951168173.1
1952186173.1
1953178173.1
1954194173.1
1955162173.1
1956175173.1
1957143173.1
1958162173.1
1959176173.1
1960167152.7
1961160152.7
1962153152.7
1963173152.7
1964140152.7
1965126152.7
1966154152.7
1967152152.7
1968149152.7
1969153152.7
1970139139
2025184184
First to last qualifying date each year at Davis Monthan AFB For each year, a bar from the first to the last day at Davis Monthan AFB meeting 30 C (86 F). 1949: 19 March 1949 to 7 November 19491950: 20 January 1950 to 28 November 19501951: 10 February 1951 to 24 October 19511952: 4 April 1952 to 5 November 19521953: 10 January 1953 to 30 November 19531954: 8 March 1954 to 11 November 19541955: 8 March 1955 to 25 October 19551956: 22 March 1956 to 22 October 19561957: 13 February 1957 to 10 October 19571958: 18 April 1958 to 6 November 19581959: 1 April 1959 to 27 October 19591960: 6 March 1960 to 22 October 19601961: 3 April 1961 to 21 October 19611962: 26 March 1962 to 24 October 19621963: 5 February 1963 to 28 October 19631964: 14 April 1964 to 29 October 19641965: 19 April 1965 to 28 September 19651966: 2 April 1966 to 29 October 19661967: 16 March 1967 to 12 November 19671968: 30 April 1968 to 29 October 19681969: 31 March 1969 to 17 October 19691970: 10 April 1970 to 14 October 19702025: 17 March 2025 to 14 November 202519491952195519581961196419671970JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Davis Monthan AFB meeting 30 C (86 F).
First to last qualifying date each year at Davis Monthan AFB
YearFirst dateLast date
19491949-03-191949-11-07
19501950-01-201950-11-28
19511951-02-101951-10-24
19521952-04-041952-11-05
19531953-01-101953-11-30
19541954-03-081954-11-11
19551955-03-081955-10-25
19561956-03-221956-10-22
19571957-02-131957-10-10
19581958-04-181958-11-06
19591959-04-011959-10-27
19601960-03-061960-10-22
19611961-04-031961-10-21
19621962-03-261962-10-24
19631963-02-051963-10-28
19641964-04-141964-10-29
19651965-04-191965-09-28
19661966-04-021966-10-29
19671967-03-161967-11-12
19681968-04-301968-10-29
19691969-03-311969-10-17
19701970-04-101970-10-14
20252025-03-172025-11-14

Every Fixed Threshold

Fixed thresholds at Davis Monthan AFB
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days231941954184
35 C (95 F): Days231351952112
40 C (104 F): Days2346202546
45 C (113 F): Days1120251
90 F (32.2 C): Days231761952147
100 F (37.8 C): Days2371195369
110 F (43.3 C): Days4620256
0 C (32 F): Frost days (min232919644
20 C (68 F): Tropical nights (min231302025130
25 C (77 F): Days with min2366202566
10 mm (0.39 in): Days with 10 mm or more rain221319577
25 mm (0.98 in): Days with 25 mm or more rain18319651
50 mm (1.97 in): Days with 50 mm or more rain3119581
10 cm (3.9 in): Days with 10 cm or more snowfall1119581

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Davis Monthan AFB 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).