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

Sacramento Mather AFB Threshold Days by Year (USW00023206)

12 fixed thresholds counted per year at Sacramento Mather AFB (USW00023206): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sacramento Mather AFB Thresholds

  • Sacramento Mather AFB: days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 2025 with 121.
  • Sacramento Mather AFB: days with a maximum temperature at or above 35 C (95 F) in 23 years, most in 1967 with 61.
  • Sacramento Mather AFB: days with a maximum temperature at or above 90 F (32.2 C) in 23 years, most in 1967 with 98.
  • Sacramento Mather AFB: days with a maximum temperature at or above 100 F (37.8 C) in 23 years, most in 1969 with 28.
  • 12 fixed thresholds have at least one qualifying day at Sacramento Mather AFB.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Sacramento Mather AFB Days per year at Sacramento Mather AFB with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 121 in 2025. 0501001501949: 981950: 1011951: 901952: 981953: 841954: 821955: 971956: 901957: 861958: 1041959: 1041960: 1001961: 1031962: 881963: 731964: 891965: 821966: 1001967: 1201968: 951969: 1071970: 1152025: 12119491952195519581961196419671970
Days per year at Sacramento Mather AFB with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 121 in 2025.
Days at or above 30 C (86 F) per year at Sacramento Mather AFB
YearDaysDecade average
19499898
195010193.6
19519093.6
19529893.6
19538493.6
19548293.6
19559793.6
19569093.6
19578693.6
195810493.6
195910493.6
196010095.7
196110395.7
19628895.7
19637395.7
19648995.7
19658295.7
196610095.7
196712095.7
19689595.7
196910795.7
1970115115
2025121121
First to last qualifying date each year at Sacramento Mather AFB For each year, a bar from the first to the last day at Sacramento Mather AFB meeting 30 C (86 F). 1949: 12 April 1949 to 15 October 19491950: 19 April 1950 to 13 October 19501951: 10 April 1951 to 9 October 19511952: 16 May 1952 to 11 October 19521953: 24 April 1953 to 8 October 19531954: 16 April 1954 to 15 October 19541955: 10 May 1955 to 13 October 19551956: 15 May 1956 to 2 October 19561957: 28 April 1957 to 24 September 19571958: 4 May 1958 to 16 October 19581959: 29 April 1959 to 25 October 19591960: 10 May 1960 to 27 September 19601961: 16 April 1961 to 18 October 19611962: 13 April 1962 to 1 October 19621963: 17 May 1963 to 1 October 19631964: 14 April 1964 to 22 October 19641965: 25 April 1965 to 26 October 19651966: 2 April 1966 to 25 October 19661967: 15 May 1967 to 19 October 19671968: 27 April 1968 to 28 September 19681969: 5 May 1969 to 1 October 19691970: 1 May 1970 to 10 October 19702025: 30 April 2025 to 8 October 202519491952195519581961196419671970JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sacramento Mather AFB meeting 30 C (86 F).
First to last qualifying date each year at Sacramento Mather AFB
YearFirst dateLast date
19491949-04-121949-10-15
19501950-04-191950-10-13
19511951-04-101951-10-09
19521952-05-161952-10-11
19531953-04-241953-10-08
19541954-04-161954-10-15
19551955-05-101955-10-13
19561956-05-151956-10-02
19571957-04-281957-09-24
19581958-05-041958-10-16
19591959-04-291959-10-25
19601960-05-101960-09-27
19611961-04-161961-10-18
19621962-04-131962-10-01
19631963-05-171963-10-01
19641964-04-141964-10-22
19651965-04-251965-10-26
19661966-04-021966-10-25
19671967-05-151967-10-19
19681968-04-271968-09-28
19691969-05-051969-10-01
19701970-05-011970-10-10
20252025-04-302025-10-08

Every Fixed Threshold

Fixed thresholds at Sacramento Mather AFB
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days231212025121
35 C (95 F): Days2361196744
40 C (104 F): Days161419508
90 F (32.2 C): Days2398196774
100 F (37.8 C): Days2328196911
110 F (43.3 C): Days2219502
0 C (32 F): Frost days (min2341194913
20 C (68 F): Tropical nights (min231519673
10 mm (0.39 in): Days with 10 mm or more rain2227196922
25 mm (0.98 in): Days with 25 mm or more rain221119696
50 mm (1.97 in): Days with 50 mm or more rain8319621
100 mm (3.94 in): Days with 100 mm or more rain2119591

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 Sacramento Mather 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).