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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Daltonganj Threshold Days by Year (IN004091000)

14 fixed thresholds counted per year at Daltonganj (IN004091000): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Daltonganj Thresholds

  • Daltonganj: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 1936 with 50.
  • Daltonganj: days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 1946 with 24.
  • Daltonganj: days with 50 mm (1.97 in) or more of precipitation in 65 years, most in 1907 with 10.
  • Daltonganj: days with 100 mm (3.94 in) or more of precipitation in 26 years, most in 1920 with 5.
  • 14 fixed thresholds have at least one qualifying day at Daltonganj.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at Daltonganj Days per year at Daltonganj with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 273 in 2015. 01002003002009: 2592010: 2452011: 2472012: 2302013: 2242014: 2582015: 2732016: 2462017: 2432018: 2472019: 2372020: 2352021: 2482022: 2502023: 2632025: 22420092011201320152017201920212023
Days per year at Daltonganj with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 273 in 2015.
Days at or above 30 C (86 F) per year at Daltonganj
YearDaysDecade average
2009259259
2010245245
2011247245
2012230245
2013224245
2014258245
2015273245
2016246245
2017243245
2018247245
2019237245
2020235244
2021248244
2022250244
2023263244
2025224244
First to last qualifying date each year at Daltonganj For each year, a bar from the first to the last day at Daltonganj meeting 30 C (86 F). 2009: 18 January 2009 to 15 December 20092010: 30 January 2010 to 27 November 20102011: 15 January 2011 to 31 December 20112012: 5 February 2012 to 5 December 20122013: 6 February 2013 to 22 December 20132014: 3 February 2014 to 10 December 20142015: 3 February 2015 to 31 December 20152016: 6 January 2016 to 12 December 20162017: 5 February 2017 to 12 December 20172018: 1 February 2018 to 21 November 20182019: 22 January 2019 to 30 November 20192020: 14 February 2020 to 11 December 20202021: 3 January 2021 to 23 November 20212022: 19 February 2022 to 14 December 20222023: 12 January 2023 to 4 December 20232025: 31 January 2025 to 6 November 202520092011201320152017201920212023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Daltonganj meeting 30 C (86 F).
First to last qualifying date each year at Daltonganj
YearFirst dateLast date
20092009-01-182009-12-15
20102010-01-302010-11-27
20112011-01-152011-12-31
20122012-02-052012-12-05
20132013-02-062013-12-22
20142014-02-032014-12-10
20152015-02-032015-12-31
20162016-01-062016-12-12
20172017-02-052017-12-12
20182018-02-012018-11-21
20192019-01-222019-11-30
20202020-02-142020-12-11
20212021-01-032021-11-23
20222022-02-192022-12-14
20232023-01-122023-12-04
20252025-01-312025-11-06

Every Fixed Threshold

Fixed thresholds at Daltonganj
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days162732015224
35 C (95 F): Days16125201877
40 C (104 F): Days1670201023
45 C (113 F): Days111420151
90 F (32.2 C): Days162292015152
100 F (37.8 C): Days1691201242
110 F (43.3 C): Days152920221
20 C (68 F): Tropical nights (min42352025235
25 C (77 F): Days with min41732025173
10 mm (0.39 in): Days with 10 mm or more rain6750193632
25 mm (0.98 in): Days with 25 mm or more rain6724194617
50 mm (1.97 in): Days with 50 mm or more rain651019076
100 mm (3.94 in): Days with 100 mm or more rain26519201
200 mm (7.87 in): Days with 200 mm or more rain2219202

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2009.

Download the Data

  • Data for Daltonganj 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 (2025-12-31).