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Built 2026-10-19 (19 October 2026)

Minatare Dam (Usbr) Threshold Days by Year (USC00255555)

17 fixed thresholds counted per year at Minatare Dam (Usbr) (USC00255555): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Minatare Dam (Usbr) Thresholds

  • Minatare Dam (Usbr): nights with a minimum temperature at or below 0 C (32 F) in 36 years, most in 1950 with 183.
  • Minatare Dam (Usbr): nights with a minimum temperature at or below -10 C (14 F) in 36 years, most in 1947 with 68.
  • Minatare Dam (Usbr): days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 2015 with 18.
  • Minatare Dam (Usbr): days with a maximum temperature at or above 30 C (86 F) in 34 years, most in 1934 with 106.
  • 17 fixed thresholds have at least one qualifying day at Minatare Dam (Usbr).
34 years with a qualifying day
Days at or above 30 C (86 F) per year at Minatare Dam (Usbr) Days per year at Minatare Dam (Usbr) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 106 in 1934. 0501001501925: 521928: 251929: 561930: 541931: 891932: 761933: 721934: 1061937: 811938: 761939: 841940: 911941: 621942: 541943: 811944: 581945: 601946: 691947: 561948: 591950: 541951: 301952: 632012: 862013: 702014: 612015: 612016: 642019: 502020: 812021: 832022: 822025: 632026: 14192519311937194119451950201320192025
Days per year at Minatare Dam (Usbr) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 106 in 1934.
Days at or above 30 C (86 F) per year at Minatare Dam (Usbr)
YearDaysDecade average
19255244.3
19282544.3
19295644.3
19305479.8
19318979.8
19327679.8
19337279.8
193410679.8
19378179.8
19387679.8
19398479.8
19409165.6
19416265.6
19425465.6
19438165.6
19445865.6
19456065.6
19466965.6
19475665.6
19485965.6
19505449
19513049
19526349
20128665.3
20137065.3
20146165.3
20156165.3
20166465.3
20195065.3
20208164.6
20218364.6
20228264.6
20256364.6
20261464.6
First to last qualifying date each year at Minatare Dam (Usbr) For each year, a bar from the first to the last day at Minatare Dam (Usbr) meeting 30 C (86 F). 1925: 18 May 1925 to 16 September 19251928: 1 May 1928 to 9 October 19281929: 9 June 1929 to 22 September 19291930: 11 June 1930 to 22 September 19301931: 14 May 1931 to 28 September 19311932: 21 April 1932 to 20 September 19321933: 1 June 1933 to 29 September 19331934: 1 May 1934 to 7 October 19341937: 15 April 1937 to 3 October 19371938: 28 May 1938 to 3 October 19381939: 5 May 1939 to 24 September 19391940: 3 May 1940 to 21 October 19401941: 12 May 1941 to 20 September 19411942: 26 May 1942 to 9 October 19421943: 27 May 1943 to 9 October 19431944: 13 May 1944 to 17 September 19441945: 19 May 1945 to 19 September 19451946: 4 June 1946 to 30 September 19461947: 3 May 1947 to 6 October 19471948: 14 May 1948 to 17 September 19481950: 17 May 1950 to 7 September 19501951: 28 May 1951 to 25 September 19511952: 27 April 1952 to 27 September 19522012: 1 April 2012 to 15 September 20122013: 13 May 2013 to 22 September 20132014: 28 May 2014 to 27 September 20142015: 2 June 2015 to 10 October 20152016: 2 June 2016 to 23 September 20162019: 15 May 2019 to 29 September 20192020: 30 April 2020 to 24 September 20202021: 3 June 2021 to 28 September 20212022: 22 April 2022 to 20 September 20222025: 11 May 2025 to 3 October 20252026: 21 March 2026 to 16 June 20261925193219391944195020142021JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Minatare Dam (Usbr) meeting 30 C (86 F).
First to last qualifying date each year at Minatare Dam (Usbr)
YearFirst dateLast date
19251925-05-181925-09-16
19281928-05-011928-10-09
19291929-06-091929-09-22
19301930-06-111930-09-22
19311931-05-141931-09-28
19321932-04-211932-09-20
19331933-06-011933-09-29
19341934-05-011934-10-07
19371937-04-151937-10-03
19381938-05-281938-10-03
19391939-05-051939-09-24
19401940-05-031940-10-21
19411941-05-121941-09-20
19421942-05-261942-10-09
19431943-05-271943-10-09
19441944-05-131944-09-17
19451945-05-191945-09-19
19461946-06-041946-09-30
19471947-05-031947-10-06
19481948-05-141948-09-17
19501950-05-171950-09-07
19511951-05-281951-09-25
19521952-04-271952-09-27
20122012-04-012012-09-15
20132013-05-132013-09-22
20142014-05-282014-09-27
20152015-06-022015-10-10
20162016-06-022016-09-23
20192019-05-152019-09-29
20202020-04-302020-09-24
20212021-06-032021-09-28
20222022-04-222022-09-20
20252025-05-112025-10-03
20262026-03-212026-06-16

Every Fixed Threshold

Fixed thresholds at Minatare Dam (Usbr)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days34106193414
35 C (95 F): Days325019402
40 C (104 F): Days8619342
90 F (32.2 C): Days347719407
100 F (37.8 C): Days262319406
0 C (32 F): Ice days (max344920195
0 C (32 F): Frost days (min36183195054
-10 C (14 F): Days with min366819479
-20 C (-4 F): Days with min342019378
-30 C (-22 F): Days with min5219301
20 C (68 F): Tropical nights (min22619391
25 C (77 F): Days with min1219392
10 mm (0.39 in): Days with 10 mm or more rain351820159
25 mm (0.98 in): Days with 25 mm or more rain31519471
50 mm (1.97 in): Days with 50 mm or more rain11119251
10 cm (3.9 in): Days with 10 cm or more snowfall11319282
25 cm (9.8 in): Days with 25 cm or more snowfall1119251

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1925.

Download the Data

  • Data for Minatare Dam (Usbr) 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 (2026-10-12).