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Built 2026-10-19 (19 October 2026)

Woodward 7 N Threshold Days by Year (USC00139178)

18 fixed thresholds counted per year at Woodward 7 N (USC00139178): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Woodward 7 N Thresholds

  • Woodward 7 N: days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 1956 with 67.
  • Woodward 7 N: days with a maximum temperature at or above 90 F (32.2 C) in 26 years, most in 1955 with 43.
  • Woodward 7 N: days with a maximum temperature at or below 0 C (32 F) in 26 years, most in 1960 with 72.
  • Woodward 7 N: nights with a minimum temperature at or below 0 C (32 F) in 26 years, most in 1952 with 158.
  • 18 fixed thresholds have at least one qualifying day at Woodward 7 N.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at Woodward 7 N Days per year at Woodward 7 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 67 in 1956. 0204060801947: 571948: 431949: 481950: 211951: 111952: 431953: 491954: 531955: 651956: 671957: 471958: 351959: 531960: 361961: 371962: 421963: 521964: 511965: 351966: 381967: 321968: 371969: 241970: 531971: 491972: 41194719501953195619591962196519681971
Days per year at Woodward 7 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 67 in 1956.
Days at or above 30 C (86 F) per year at Woodward 7 N
YearDaysDecade average
19475749.3
19484349.3
19494849.3
19502144.4
19511144.4
19524344.4
19534944.4
19545344.4
19556544.4
19566744.4
19574744.4
19583544.4
19595344.4
19603638.4
19613738.4
19624238.4
19635238.4
19645138.4
19653538.4
19663838.4
19673238.4
19683738.4
19692438.4
19705347.7
19714947.7
19724147.7
First to last qualifying date each year at Woodward 7 N For each year, a bar from the first to the last day at Woodward 7 N meeting 30 C (86 F). 1947: 9 June 1947 to 21 October 19471948: 18 April 1948 to 19 September 19481949: 25 April 1949 to 26 August 19491950: 23 May 1950 to 31 October 19501951: 27 June 1951 to 30 August 19511952: 29 April 1952 to 30 September 19521953: 25 May 1953 to 15 October 19531954: 14 April 1954 to 27 September 19541955: 18 April 1955 to 18 September 19551956: 9 May 1956 to 12 October 19561957: 5 June 1957 to 1 September 19571958: 11 May 1958 to 15 October 19581959: 1 May 1959 to 8 September 19591960: 22 April 1960 to 7 September 19601961: 9 June 1961 to 10 September 19611962: 4 May 1962 to 10 October 19621963: 8 May 1963 to 14 October 19631964: 16 April 1964 to 9 September 19641965: 30 April 1965 to 26 August 19651966: 5 May 1966 to 31 August 19661967: 16 April 1967 to 2 October 19671968: 11 April 1968 to 15 October 19681969: 27 May 1969 to 30 August 19691970: 28 April 1970 to 20 September 19701971: 14 May 1971 to 1 October 19711972: 17 May 1972 to 19 September 19721947195119551959196319671971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Woodward 7 N meeting 30 C (86 F).
First to last qualifying date each year at Woodward 7 N
YearFirst dateLast date
19471947-06-091947-10-21
19481948-04-181948-09-19
19491949-04-251949-08-26
19501950-05-231950-10-31
19511951-06-271951-08-30
19521952-04-291952-09-30
19531953-05-251953-10-15
19541954-04-141954-09-27
19551955-04-181955-09-18
19561956-05-091956-10-12
19571957-06-051957-09-01
19581958-05-111958-10-15
19591959-05-011959-09-08
19601960-04-221960-09-07
19611961-06-091961-09-10
19621962-05-041962-10-10
19631963-05-081963-10-14
19641964-04-161964-09-09
19651965-04-301965-08-26
19661966-05-051966-08-31
19671967-04-161967-10-02
19681968-04-111968-10-15
19691969-05-271969-08-30
19701970-04-281970-09-20
19711971-05-141971-10-01
19721972-05-171972-09-19

Every Fixed Threshold

Fixed thresholds at Woodward 7 N
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2667195641
35 C (95 F): Days212119556
40 C (104 F): Days2119551
90 F (32.2 C): Days2643195522
100 F (37.8 C): Days8919551
0 C (32 F): Ice days (max2672196059
0 C (32 F): Frost days (min261581952151
-10 C (14 F): Days with min2668195160
-20 C (-4 F): Days with min2635196323
-30 C (-22 F): Days with min11319621
20 C (68 F): Tropical nights (min2632195715
25 C (77 F): Days with min4219551
10 mm (0.39 in): Days with 10 mm or more rain2636196531
25 mm (0.98 in): Days with 25 mm or more rain261219616
50 mm (1.97 in): Days with 50 mm or more rain20419541
100 mm (3.94 in): Days with 100 mm or more rain4119471
10 cm (3.9 in): Days with 10 cm or more snowfall24619604
25 cm (9.8 in): Days with 25 cm or more snowfall1119711

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

  • Data for Woodward 7 N 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).