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

Iran Shahr Threshold Days by Year (IRM00040879)

13 fixed thresholds counted per year at Iran Shahr (IRM00040879): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Iran Shahr Thresholds

  • 13 fixed thresholds have at least one qualifying day at Iran Shahr.
16 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Iran Shahr Days per year at Iran Shahr with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. 02462005: 42006: 12007: 52008: 42011: 52012: 22014: 42017: 42018: 32019: 62020: 52021: 12022: 52023: 12024: 62025: 120052007201120142018202020222024
Days per year at Iran Shahr with 10 mm (0.39 in) or more of precipitation, with the decade average as a line.
Days with 10 mm (0.39 in) or more of precipitation per year at Iran Shahr
YearDaysDecade average
200543.5
200613.5
200753.5
200843.5
201154
201224
201444
201744
201834
201964
202053.2
202113.2
202253.2
202313.2
202463.2
202513.2
First to last qualifying date each year at Iran Shahr For each year, a bar from the first to the last day at Iran Shahr meeting 10 mm (0.39 in). 2005: 14 February 2005 to 2 September 20052006: 3 December 2006 to 3 December 20062007: 24 January 2007 to 22 June 20072008: 14 January 2008 to 28 November 20082011: 3 February 2011 to 23 August 20112012: 20 April 2012 to 17 December 20122014: 20 January 2014 to 17 March 20142017: 23 January 2017 to 14 July 20172018: 26 February 2018 to 12 May 20182019: 4 February 2019 to 6 October 20192020: 11 January 2020 to 25 July 20202021: 2 May 2021 to 2 May 20212022: 4 January 2022 to 27 December 20222023: 28 March 2023 to 28 March 20232024: 26 February 2024 to 30 July 20242025: 9 July 2025 to 9 July 202520052007201120142018202020222024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Iran Shahr meeting 10 mm (0.39 in).
First to last qualifying date each year at Iran Shahr
YearFirst dateLast date
20052005-02-142005-09-02
20062006-12-032006-12-03
20072007-01-242007-06-22
20082008-01-142008-11-28
20112011-02-032011-08-23
20122012-04-202012-12-17
20142014-01-202014-03-17
20172017-01-232017-07-14
20182018-02-262018-05-12
20192019-02-042019-10-06
20202020-01-112020-07-25
20212021-05-022021-05-02
20222022-01-042022-12-27
20232023-03-282023-03-28
20242024-02-262024-07-30
20252025-07-092025-07-09

Every Fixed Threshold

Fixed thresholds at Iran Shahr
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days10n/a127
35 C (95 F): Days10n/a110
40 C (104 F): Days10n/a97
45 C (113 F): Days10n/a39
90 F (32.2 C): Days10n/a117
100 F (37.8 C): Days10n/a105
110 F (43.3 C): Days10n/a62
20 C (68 F): Tropical nights (min10n/a98
25 C (77 F): Days with min10n/a78
10 mm (0.39 in): Days with 10 mm or more rain160n/a1
25 mm (0.98 in): Days with 25 mm or more rain90n/a2
50 mm (1.97 in): Days with 50 mm or more rain40n/a1
100 mm (3.94 in): Days with 100 mm or more rain10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2025.

Download the Data

  • Data for Iran Shahr 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).