Dinsmore Threshold Days by Year (CA004052210)
15 fixed thresholds counted per year at Dinsmore (CA004052210): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Dinsmore Thresholds
- Dinsmore: days with a maximum temperature at or above 30 C (86 F) in 7 years, most in 1981 with 27.
- Dinsmore: days with a maximum temperature at or below 0 C (32 F) in 7 years, most in 1982 with 121.
- Dinsmore: nights with a minimum temperature at or below 0 C (32 F) in 7 years, most in 1982 with 201.
- Dinsmore: nights with a minimum temperature at or below -10 C (14 F) in 7 years, most in 1982 with 122.
- 15 fixed thresholds have at least one qualifying day at Dinsmore.
Days at or above 30 C (86 F)
7 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1977 | 10 | 17.3 |
| 1978 | 21 | 17.3 |
| 1979 | 21 | 17.3 |
| 1980 | 19 | 19.5 |
| 1981 | 27 | 19.5 |
| 1982 | 11 | 19.5 |
| 1983 | 21 | 19.5 |
| Year | First date | Last date |
|---|---|---|
| 1977 | 1977-04-26 | 1977-08-24 |
| 1978 | 1978-05-21 | 1978-09-04 |
| 1979 | 1979-06-12 | 1979-09-16 |
| 1980 | 1980-04-20 | 1980-09-07 |
| 1981 | 1981-05-21 | 1981-09-19 |
| 1982 | 1982-06-21 | 1982-09-09 |
| 1983 | 1983-06-09 | 1983-09-26 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 7 | 27 | 1981 | 21 |
| 35 C (95 F): Days | 5 | 5 | 1983 | 5 |
| 90 F (32.2 C): Days | 6 | 10 | 1978 | 8 |
| 100 F (37.8 C): Days | 1 | 1 | 1978 | 1 |
| 0 C (32 F): Ice days (max | 7 | 121 | 1982 | 109 |
| 0 C (32 F): Frost days (min | 7 | 201 | 1982 | 199 |
| -10 C (14 F): Days with min | 7 | 122 | 1982 | 94 |
| -20 C (-4 F): Days with min | 7 | 67 | 1978 | 32 |
| -30 C (-22 F): Days with min | 7 | 24 | 1982 | 14 |
| -40 C (-40 F): Days with min | 1 | 1 | 1983 | 1 |
| 20 C (68 F): Tropical nights (min | 3 | 1 | 1979 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 7 | 13 | 1965 | 7 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 5 | 2 | 1965 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 5 | 3 | 1965 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 1 | 1965 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1977.
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).