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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Dehradun Threshold Days by Year (IN023160900)

12 fixed thresholds counted per year at Dehradun (IN023160900): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dehradun Thresholds

  • Dehradun: days with 10 mm (0.39 in) or more of precipitation in 72 years, most in 1936 with 75.
  • Dehradun: days with 25 mm (0.98 in) or more of precipitation in 72 years, most in 1961 with 48.
  • Dehradun: days with 50 mm (1.97 in) or more of precipitation in 72 years, most in 1933 with 21.
  • Dehradun: days with 100 mm (3.94 in) or more of precipitation in 65 years, most in 1947 with 10.
  • 12 fixed thresholds have at least one qualifying day at Dehradun.
17 years with a qualifying day
Days at or above 30 C (86 F) per year at Dehradun Days per year at Dehradun with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 197 in 2009. 0501001502002001: 1782002: 1682003: 1732004: 1732005: 1572006: 1922007: 1742008: 1862009: 1972010: 1942011: 1932012: 1872013: 1912014: 1812015: 1932025: 1522026: 132200120032005200720092011201320152026
Days per year at Dehradun with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 197 in 2009.
Days at or above 30 C (86 F) per year at Dehradun
YearDaysDecade average
2001178177.6
2002168177.6
2003173177.6
2004173177.6
2005157177.6
2006192177.6
2007174177.6
2008186177.6
2009197177.6
2010194189.8
2011193189.8
2012187189.8
2013191189.8
2014181189.8
2015193189.8
2025152142
2026132142
First to last qualifying date each year at Dehradun For each year, a bar from the first to the last day at Dehradun meeting 30 C (86 F). 2001: 19 March 2001 to 4 November 20012002: 20 March 2002 to 10 October 20022003: 24 March 2003 to 17 October 20032004: 7 March 2004 to 10 October 20042005: 9 February 2005 to 6 October 20052006: 21 February 2006 to 18 October 20062007: 27 March 2007 to 16 October 20072008: 11 March 2008 to 4 November 20082009: 6 March 2009 to 22 October 20092010: 14 March 2010 to 27 October 20102011: 15 March 2011 to 23 October 20112012: 17 March 2012 to 20 October 20122013: 13 March 2013 to 20 October 20132014: 28 March 2014 to 4 December 20142015: 23 March 2015 to 28 October 20152025: 12 March 2025 to 24 October 20252026: 4 March 2026 to 7 October 2026200120042007201020132025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dehradun meeting 30 C (86 F).
First to last qualifying date each year at Dehradun
YearFirst dateLast date
20012001-03-192001-11-04
20022002-03-202002-10-10
20032003-03-242003-10-17
20042004-03-072004-10-10
20052005-02-092005-10-06
20062006-02-212006-10-18
20072007-03-272007-10-16
20082008-03-112008-11-04
20092009-03-062009-10-22
20102010-03-142010-10-27
20112011-03-152011-10-23
20122012-03-172012-10-20
20132013-03-132013-10-20
20142014-03-282014-12-04
20152015-03-232015-10-28
20252025-03-122025-10-24
20262026-03-042026-10-07

Every Fixed Threshold

Fixed thresholds at Dehradun
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days171972009132
35 C (95 F): Days1787201037
40 C (104 F): Days112220124
90 F (32.2 C): Days17134200979
100 F (37.8 C): Days1651201010
20 C (68 F): Tropical nights (min21802025173
25 C (77 F): Days with min274202571
10 mm (0.39 in): Days with 10 mm or more rain7275193647
25 mm (0.98 in): Days with 25 mm or more rain7248196124
50 mm (1.97 in): Days with 50 mm or more rain7221193310
100 mm (3.94 in): Days with 100 mm or more rain651019472
200 mm (7.87 in): Days with 200 mm or more rain16219091

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2001.

Download the Data

  • Data for Dehradun 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).