Hemling_A Threshold Days by Year (SWE00140118)
10 fixed thresholds counted per year at Hemling_A (SWE00140118): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hemling_A Thresholds
- Hemling_A: days with a maximum temperature at or below 0 C (32 F) in 31 years, most in 2010 with 131.
- Hemling_A: nights with a minimum temperature at or below 0 C (32 F) in 31 years, most in 1996 with 229.
- Hemling_A: nights with a minimum temperature at or below -10 C (14 F) in 31 years, most in 2010 with 108.
- Hemling_A: nights with a minimum temperature at or below -20 C (-4 F) in 31 years, most in 2010 with 39.
- 10 fixed thresholds have at least one qualifying day at Hemling_A.
Days at or above 30 C (86 F)
7 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 2003 | 2 | 2 |
| 2014 | 4 | 2 |
| 2015 | 1 | 2 |
| 2018 | 2 | 2 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2.5 |
| 2025 | 3 | 2.5 |
| Year | First date | Last date |
|---|---|---|
| 2003 | 2003-07-16 | 2003-07-17 |
| 2014 | 2014-07-22 | 2014-07-26 |
| 2015 | 2015-07-03 | 2015-07-03 |
| 2018 | 2018-07-17 | 2018-07-18 |
| 2019 | 2019-07-27 | 2019-07-27 |
| 2020 | 2020-06-24 | 2020-06-25 |
| 2025 | 2025-07-19 | 2025-07-24 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 7 | 4 | 2014 | 3 |
| 90 F (32.2 C): Days | 1 | 1 | 2020 | 1 |
| 0 C (32 F): Ice days (max | 31 | 131 | 2010 | 56 |
| 0 C (32 F): Frost days (min | 31 | 229 | 1996 | 121 |
| -10 C (14 F): Days with min | 31 | 108 | 2010 | 49 |
| -20 C (-4 F): Days with min | 31 | 39 | 2010 | 23 |
| -30 C (-22 F): Days with min | 15 | 7 | 2003 | 4 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 31 | 28 | 2000 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 22 | 5 | 2011 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 5 | 1 | 2003 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2003.
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 (2026-10-17).