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Built 2026-10-19 (19 October 2026)

Tioga Hammond Dam Threshold Days by Year (USC00368868)

17 fixed thresholds counted per year at Tioga Hammond Dam (USC00368868): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tioga Hammond Dam Thresholds

  • Tioga Hammond Dam: days with 10 mm (0.39 in) or more of precipitation in 43 years, most in 2011 with 49.
  • Tioga Hammond Dam: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 2018 with 12.
  • Tioga Hammond Dam: days with a maximum temperature at or above 30 C (86 F) in 27 years, most in 2010 with 39.
  • Tioga Hammond Dam: days with a maximum temperature at or below 0 C (32 F) in 27 years, most in 2014 with 67.
  • 17 fixed thresholds have at least one qualifying day at Tioga Hammond Dam.
27 years with a qualifying day
Days at or above 30 C (86 F) per year at Tioga Hammond Dam Days per year at Tioga Hammond Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 39 in 2010. 0102030401984: 141986: 81987: 221988: 371989: 141990: 101991: 371992: 42008: 182009: 112010: 392011: 332012: 332013: 232014: 102015: 192016: 362017: 152018: 262019: 162020: 352021: 202022: 232023: 122024: 182025: 302026: 11198419881991200920122015201820212024
Days per year at Tioga Hammond Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 39 in 2010.
Days at or above 30 C (86 F) per year at Tioga Hammond Dam
YearDaysDecade average
19841419
1986819
19872219
19883719
19891419
19901017
19913717
1992417
20081814.5
20091114.5
20103925
20113325
20123325
20132325
20141025
20151925
20163625
20171525
20182625
20191625
20203521.3
20212021.3
20222321.3
20231221.3
20241821.3
20253021.3
20261121.3
First to last qualifying date each year at Tioga Hammond Dam For each year, a bar from the first to the last day at Tioga Hammond Dam meeting 30 C (86 F). 1984: 6 June 1984 to 10 August 19841986: 18 May 1986 to 25 July 19861987: 28 May 1987 to 19 August 19871988: 30 May 1988 to 19 August 19881989: 18 May 1989 to 10 September 19891990: 26 April 1990 to 18 August 19901991: 16 May 1991 to 16 September 19911992: 22 May 1992 to 14 July 19922008: 7 June 2008 to 6 September 20082009: 26 April 2009 to 19 August 20092010: 27 May 2010 to 25 September 20102011: 31 May 2011 to 5 September 20112012: 17 April 2012 to 8 September 20122013: 22 May 2013 to 12 September 20132014: 18 June 2014 to 6 September 20142015: 9 May 2015 to 10 September 20152016: 28 May 2016 to 24 September 20162017: 18 May 2017 to 28 September 20172018: 29 May 2018 to 6 September 20182019: 28 June 2019 to 12 September 20192020: 27 May 2020 to 11 September 20202021: 21 May 2021 to 27 August 20212022: 22 May 2022 to 30 August 20222023: 14 April 2023 to 7 September 20232024: 18 June 2024 to 5 August 20242025: 5 June 2025 to 17 August 20252026: 19 May 2026 to 2 September 20261984198920082012201620202024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tioga Hammond Dam meeting 30 C (86 F).
First to last qualifying date each year at Tioga Hammond Dam
YearFirst dateLast date
19841984-06-061984-08-10
19861986-05-181986-07-25
19871987-05-281987-08-19
19881988-05-301988-08-19
19891989-05-181989-09-10
19901990-04-261990-08-18
19911991-05-161991-09-16
19921992-05-221992-07-14
20082008-06-072008-09-06
20092009-04-262009-08-19
20102010-05-272010-09-25
20112011-05-312011-09-05
20122012-04-172012-09-08
20132013-05-222013-09-12
20142014-06-182014-09-06
20152015-05-092015-09-10
20162016-05-282016-09-24
20172017-05-182017-09-28
20182018-05-292018-09-06
20192019-06-282019-09-12
20202020-05-272020-09-11
20212021-05-212021-08-27
20222022-05-222022-08-30
20232023-04-142023-09-07
20242024-06-182024-08-05
20252025-06-052025-08-17
20262026-05-192026-09-02

Every Fixed Threshold

Fixed thresholds at Tioga Hammond Dam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2739201011
35 C (95 F): Days7819881
90 F (32.2 C): Days242919884
100 F (37.8 C): Days2419882
0 C (32 F): Ice days (max2767201439
0 C (32 F): Frost days (min27161201899
-10 C (14 F): Days with min2758201433
-20 C (-4 F): Days with min201920157
-30 C (-22 F): Days with min1119841
20 C (68 F): Tropical nights (min23720162
10 mm (0.39 in): Days with 10 mm or more rain4349201126
25 mm (0.98 in): Days with 25 mm or more rain431220186
50 mm (1.97 in): Days with 50 mm or more rain25420041
100 mm (3.94 in): Days with 100 mm or more rain2120101
10 cm (3.9 in): Days with 10 cm or more snowfall27620021
25 cm (9.8 in): Days with 25 cm or more snowfall6219951
50 cm (19.7 in): Days with 50 cm or more snowfall1120201

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1984.

Download the Data

  • Data for Tioga Hammond Dam 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 (2026-10-17).