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Data as of 2026-10-12
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Built 2026-10-18 (18 October 2026)

Union Village Dam Threshold Days by Year

17 fixed thresholds counted per year at Union Village Dam (USC00438556): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Union Village Dam Thresholds

  • Union Village Dam: days with 10 cm (3.9 in) or more of snowfall in 64 years, most in 1960 with 12.
  • Union Village Dam: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1983 with 49.
  • Union Village Dam: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1976 with 15.
  • Union Village Dam: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1952 with 5.
  • 17 fixed thresholds have at least one qualifying day at Union Village Dam.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at Union Village Dam Days per year at Union Village Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 2020. 02040602011: 172012: 242013: 192014: 102015: 252016: 352017: 222018: 312019: 242020: 512021: 352022: 422023: 292024: 382025: 372026: 2320112013201520172019202120232025
Days per year at Union Village Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 2020.
Days at or above 30 C (86 F) per year at Union Village Dam
YearDaysDecade average
20111723
20122423
20131923
20141023
20152523
20163523
20172223
20183123
20192423
20205136.4
20213536.4
20224236.4
20232936.4
20243836.4
20253736.4
20262336.4
First to last qualifying date each year at Union Village Dam For each year, a bar from the first to the last day at Union Village Dam meeting 30 C (86 F). 2011: 1 June 2011 to 4 September 20112012: 17 April 2012 to 27 August 20122013: 31 May 2013 to 12 September 20132014: 18 June 2014 to 6 September 20142015: 27 May 2015 to 10 September 20152016: 26 May 2016 to 10 September 20162017: 12 April 2017 to 28 September 20172018: 3 May 2018 to 7 September 20182019: 28 June 2019 to 29 August 20192020: 24 May 2020 to 11 September 20202021: 21 May 2021 to 31 August 20212022: 13 May 2022 to 5 September 20222023: 14 April 2023 to 9 September 20232024: 22 May 2024 to 2 September 20242025: 5 June 2025 to 24 August 20252026: 19 May 2026 to 10 August 202620112013201520172019202120232025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Union Village Dam meeting 30 C (86 F).
First to last qualifying date each year at Union Village Dam
YearFirst dateLast date
20112011-06-012011-09-04
20122012-04-172012-08-27
20132013-05-312013-09-12
20142014-06-182014-09-06
20152015-05-272015-09-10
20162016-05-262016-09-10
20172017-04-122017-09-28
20182018-05-032018-09-07
20192019-06-282019-08-29
20202020-05-242020-09-11
20212021-05-212021-08-31
20222022-05-132022-09-05
20232023-04-142023-09-09
20242024-05-222024-09-02
20252025-06-052025-08-24
20262026-05-192026-08-10

Every Fixed Threshold

Fixed thresholds at Union Village Dam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1651202023
35 C (95 F): Days9520224
90 F (32.2 C): Days162420207
100 F (37.8 C): Days1220242
0 C (32 F): Ice days (max1670201438
0 C (32 F): Frost days (min161902020107
-10 C (14 F): Days with min1680201450
-20 C (-4 F): Days with min1639201523
-30 C (-22 F): Days with min5420184
20 C (68 F): Tropical nights (min131220214
10 mm (0.39 in): Days with 10 mm or more rain6149198322
25 mm (0.98 in): Days with 25 mm or more rain611519762
50 mm (1.97 in): Days with 50 mm or more rain35519521
100 mm (3.94 in): Days with 100 mm or more rain1120051
10 cm (3.9 in): Days with 10 cm or more snowfall641219604
25 cm (9.8 in): Days with 25 cm or more snowfall31219661
50 cm (19.7 in): Days with 50 cm or more snowfall2119521

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2011.

Download the Data

  • Data for Union Village 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-12).