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Built 2026-10-19 (19 October 2026)

Granite Falls Threshold Days by Year (USC00213311)

18 fixed thresholds counted per year at Granite Falls (USC00213311): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Granite Falls Thresholds

  • Granite Falls: days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 2010 with 36.
  • Granite Falls: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 2019 with 13.
  • Granite Falls: days with 10 cm (3.9 in) or more of snowfall in 24 years, most in 2019 with 11.
  • Granite Falls: nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 2013 with 190.
  • 18 fixed thresholds have at least one qualifying day at Granite Falls.
22 years with a qualifying day
Days at or above 30 C (86 F) per year at Granite Falls Days per year at Granite Falls with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 79 in 1894. 0204060801893: 541894: 791895: 582007: 612008: 362009: 272010: 402011: 502012: 682013: 452014: 232015: 422016: 412017: 492018: 412019: 352020: 482021: 702022: 612023: 702024: 512025: 5918932007201020132016201920222025
Days per year at Granite Falls with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 79 in 1894.
Days at or above 30 C (86 F) per year at Granite Falls
YearDaysDecade average
18935463.7
18947963.7
18955863.7
20076141.3
20083641.3
20092741.3
20104043.4
20115043.4
20126843.4
20134543.4
20142343.4
20154243.4
20164143.4
20174943.4
20184143.4
20193543.4
20204859.8
20217059.8
20226159.8
20237059.8
20245159.8
20255959.8
First to last qualifying date each year at Granite Falls For each year, a bar from the first to the last day at Granite Falls meeting 30 C (86 F). 1893: 7 June 1893 to 18 September 18931894: 13 May 1894 to 28 September 18941895: 8 May 1895 to 20 September 18952007: 10 May 2007 to 6 October 20072008: 25 May 2008 to 26 September 20082009: 23 April 2009 to 18 September 20092010: 23 May 2010 to 9 October 20102011: 10 May 2011 to 5 October 20112012: 14 May 2012 to 30 September 20122013: 13 May 2013 to 26 September 20132014: 24 May 2014 to 31 August 20142015: 2 May 2015 to 11 October 20152016: 5 May 2016 to 29 August 20162017: 12 May 2017 to 24 September 20172018: 5 May 2018 to 16 September 20182019: 30 May 2019 to 30 September 20192020: 1 May 2020 to 9 October 20202021: 5 April 2021 to 29 September 20212022: 12 May 2022 to 11 October 20222023: 12 April 2023 to 2 October 20232024: 13 April 2024 to 10 October 20242025: 6 May 2025 to 4 October 202518932007201020132016201920222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Granite Falls meeting 30 C (86 F).
First to last qualifying date each year at Granite Falls
YearFirst dateLast date
18931893-06-071893-09-18
18941894-05-131894-09-28
18951895-05-081895-09-20
20072007-05-102007-10-06
20082008-05-252008-09-26
20092009-04-232009-09-18
20102010-05-232010-10-09
20112011-05-102011-10-05
20122012-05-142012-09-30
20132013-05-132013-09-26
20142014-05-242014-08-31
20152015-05-022015-10-11
20162016-05-052016-08-29
20172017-05-122017-09-24
20182018-05-052018-09-16
20192019-05-302019-09-30
20202020-05-012020-10-09
20212021-04-052021-09-29
20222022-05-122022-10-11
20232023-04-122023-10-02
20242024-04-132024-10-10
20252025-05-062025-10-04

Every Fixed Threshold

Fixed thresholds at Granite Falls
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2279189459
35 C (95 F): Days201920217
40 C (104 F): Days3118941
90 F (32.2 C): Days2250189429
100 F (37.8 C): Days11520211
0 C (32 F): Ice days (max2296189354
0 C (32 F): Frost days (min231902013152
-10 C (14 F): Days with min23111189369
-20 C (-4 F): Days with min2362189326
-30 C (-22 F): Days with min161218931
20 C (68 F): Tropical nights (min2119202115
25 C (77 F): Days with min3220111
10 mm (0.39 in): Days with 10 mm or more rain333620104
25 mm (0.98 in): Days with 25 mm or more rain331320191
50 mm (1.97 in): Days with 50 mm or more rain20520103
100 mm (3.94 in): Days with 100 mm or more rain3120101
10 cm (3.9 in): Days with 10 cm or more snowfall241120193
25 cm (9.8 in): Days with 25 cm or more snowfall10220031

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

  • Data for Granite Falls 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).