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.
Days at or above 30 C (86 F)
10 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 2002 | 135 | 147.5 |
| 2008 | 160 | 147.5 |
| 2013 | 138 | 131 |
| 2016 | 139 | 131 |
| 2017 | 142 | 131 |
| 2018 | 114 | 131 |
| 2019 | 122 | 131 |
| 2020 | 112 | 125.3 |
| 2022 | 153 | 125.3 |
| 2025 | 111 | 125.3 |
| Year | First date | Last date |
|---|---|---|
| 2002 | 2002-04-19 | 2002-10-11 |
| 2008 | 2008-03-27 | 2008-10-18 |
| 2013 | 2013-05-12 | 2013-10-21 |
| 2016 | 2016-04-26 | 2016-10-03 |
| 2017 | 2017-04-12 | 2017-10-13 |
| 2018 | 2018-03-28 | 2018-10-05 |
| 2019 | 2019-05-04 | 2019-10-27 |
| 2020 | 2020-04-26 | 2020-09-27 |
| 2022 | 2022-03-16 | 2022-10-23 |
| 2025 | 2025-04-04 | 2025-08-24 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 10 | 160 | 2008 | 111 |
| 35 C (95 F): Days | 10 | 74 | 2013 | 62 |
| 40 C (104 F): Days | 9 | 17 | 2008 | 6 |
| 90 F (32.2 C): Days | 10 | 121 | 2008 | 100 |
| 100 F (37.8 C): Days | 10 | 36 | 2013 | 28 |
| 110 F (43.3 C): Days | 1 | 0 | n/a | 1 |
| 0 C (32 F): Ice days (max | 1 | 9 | 2008 | 9 |
| 0 C (32 F): Frost days (min | 1 | 0 | n/a | 24 |
| 20 C (68 F): Tropical nights (min | 1 | 0 | n/a | 14 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 19 | 8 | 2020 | 6 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 5 | 1 | 2018 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 2 | 0 | n/a | 1 |
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
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).