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

Townsend Threshold Days by Year (USC00478561)

15 fixed thresholds counted per year at Townsend (USC00478561): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Townsend Thresholds

  • Townsend: days with a maximum temperature at or above 30 C (86 F) in 17 years, most in 1947 with 38.
  • Townsend: days with a maximum temperature at or below 0 C (32 F) in 17 years, most in 1955 with 109.
  • Townsend: days with 10 mm (0.39 in) or more of precipitation in 17 years, most in 1965 with 33.
  • Townsend: days with 25 mm (0.98 in) or more of precipitation in 17 years, most in 1967 with 12.
  • 15 fixed thresholds have at least one qualifying day at Townsend.
17 years with a qualifying day
Days at or above 30 C (86 F) per year at Townsend Days per year at Townsend with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 38 in 1947. 0102030401945: 131947: 381949: 231952: 181953: 131954: 61955: 221956: 51957: 121960: 111961: 141962: 101963: 261964: 201965: 71966: 221967: 2194519491953195519571961196319651967
Days per year at Townsend with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 38 in 1947.
Days at or above 30 C (86 F) per year at Townsend
YearDaysDecade average
19451324.7
19473824.7
19492324.7
19521812.7
19531312.7
1954612.7
19552212.7
1956512.7
19571212.7
19601114
19611414
19621014
19632614
19642014
1965714
19662214
1967214
First to last qualifying date each year at Townsend For each year, a bar from the first to the last day at Townsend meeting 30 C (86 F). 1945: 24 June 1945 to 7 September 19451947: 28 June 1947 to 15 October 19471949: 3 May 1949 to 27 August 19491952: 28 April 1952 to 13 September 19521953: 1 July 1953 to 2 September 19531954: 13 June 1954 to 24 August 19541955: 3 May 1955 to 18 September 19551956: 9 June 1956 to 13 June 19561957: 18 June 1957 to 7 August 19571960: 12 July 1960 to 7 September 19601961: 5 June 1961 to 10 September 19611962: 14 May 1962 to 28 August 19621963: 3 June 1963 to 21 August 19631964: 22 May 1964 to 3 August 19641965: 25 May 1965 to 14 August 19651966: 23 June 1966 to 30 August 19661967: 21 July 1967 to 22 July 1967194519521955196019631966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Townsend meeting 30 C (86 F).
First to last qualifying date each year at Townsend
YearFirst dateLast date
19451945-06-241945-09-07
19471947-06-281947-10-15
19491949-05-031949-08-27
19521952-04-281952-09-13
19531953-07-011953-09-02
19541954-06-131954-08-24
19551955-05-031955-09-18
19561956-06-091956-06-13
19571957-06-181957-08-07
19601960-07-121960-09-07
19611961-06-051961-09-10
19621962-05-141962-08-28
19631963-06-031963-08-21
19641964-05-221964-08-03
19651965-05-251965-08-14
19661966-06-231966-08-30
19671967-07-211967-07-22

Every Fixed Threshold

Fixed thresholds at Townsend
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days173819472
35 C (95 F): Days5919471
90 F (32.2 C): Days1414194711
100 F (37.8 C): Days2119471
0 C (32 F): Ice days (max17109195584
0 C (32 F): Frost days (min161961945194
-10 C (14 F): Days with min1693195581
-20 C (-4 F): Days with min1640196329
-30 C (-22 F): Days with min8619624
20 C (68 F): Tropical nights (min12619552
10 mm (0.39 in): Days with 10 mm or more rain1733196525
25 mm (0.98 in): Days with 25 mm or more rain1712196712
50 mm (1.97 in): Days with 50 mm or more rain6319541
10 cm (3.9 in): Days with 10 cm or more snowfall13719453
25 cm (9.8 in): Days with 25 cm or more snowfall2119551

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

  • Data for Townsend 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).