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

Birjand Threshold Days by Year (IRM00040809)

12 fixed thresholds counted per year at Birjand (IRM00040809): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Birjand Thresholds

  • Birjand: days with 10 mm (0.39 in) or more of precipitation in 19 years, most in 2020 with 8.
  • Birjand: days with a maximum temperature at or above 30 C (86 F) in 10 years, most in 2008 with 160.
  • Birjand: days with a maximum temperature at or above 35 C (95 F) in 10 years, most in 2013 with 74.
  • Birjand: days with a maximum temperature at or above 90 F (32.2 C) in 10 years, most in 2008 with 121.
  • 12 fixed thresholds have at least one qualifying day at Birjand.
10 years with a qualifying day
Days at or above 30 C (86 F) per year at Birjand Days per year at Birjand with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 2008. 0501001502002002: 1352008: 1602013: 1382016: 1392017: 1422018: 1142019: 1222020: 1122022: 1532025: 1112002200820132016201720182019202020222025
Days per year at Birjand with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 160 in 2008.
Days at or above 30 C (86 F) per year at Birjand
YearDaysDecade average
2002135147.5
2008160147.5
2013138131
2016139131
2017142131
2018114131
2019122131
2020112125.3
2022153125.3
2025111125.3
First to last qualifying date each year at Birjand For each year, a bar from the first to the last day at Birjand meeting 30 C (86 F). 2002: 19 April 2002 to 11 October 20022008: 27 March 2008 to 18 October 20082013: 12 May 2013 to 21 October 20132016: 26 April 2016 to 3 October 20162017: 12 April 2017 to 13 October 20172018: 28 March 2018 to 5 October 20182019: 4 May 2019 to 27 October 20192020: 26 April 2020 to 27 September 20202022: 16 March 2022 to 23 October 20222025: 4 April 2025 to 24 August 202520022013201720192022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Birjand meeting 30 C (86 F).
First to last qualifying date each year at Birjand
YearFirst dateLast date
20022002-04-192002-10-11
20082008-03-272008-10-18
20132013-05-122013-10-21
20162016-04-262016-10-03
20172017-04-122017-10-13
20182018-03-282018-10-05
20192019-05-042019-10-27
20202020-04-262020-09-27
20222022-03-162022-10-23
20252025-04-042025-08-24

Every Fixed Threshold

Fixed thresholds at Birjand
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days101602008111
35 C (95 F): Days1074201362
40 C (104 F): Days91720086
90 F (32.2 C): Days101212008100
100 F (37.8 C): Days1036201328
110 F (43.3 C): Days10n/a1
0 C (32 F): Ice days (max1920089
0 C (32 F): Frost days (min10n/a24
20 C (68 F): Tropical nights (min10n/a14
10 mm (0.39 in): Days with 10 mm or more rain19820206
25 mm (0.98 in): Days with 25 mm or more rain5120181
50 mm (1.97 in): Days with 50 mm or more rain20n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2002.

Download the Data

  • Data for Birjand 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).