Dryden A Threshold Days by Year (CA006032119)
15 fixed thresholds counted per year at Dryden A (CA006032119): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Dryden A Thresholds
- Dryden A: days with a maximum temperature at or above 30 C (86 F) in 13 years, most in 1983 with 15.
- Dryden A: days with a maximum temperature at or below 0 C (32 F) in 13 years, most in 1972 with 146.
- Dryden A: days with 10 mm (0.39 in) or more of precipitation in 13 years, most in 1982 with 23.
- Dryden A: nights with a minimum temperature at or below 0 C (32 F) in 12 years, most in 1972 with 205.
- 15 fixed thresholds have at least one qualifying day at Dryden A.
Days at or above 30 C (86 F)
13 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1970 | 13 | 6.8 |
| 1971 | 2 | 6.8 |
| 1972 | 8 | 6.8 |
| 1973 | 4 | 6.8 |
| 1974 | 6 | 6.8 |
| 1975 | 9 | 6.8 |
| 1976 | 11 | 6.8 |
| 1977 | 5 | 6.8 |
| 1978 | 3 | 6.8 |
| 1980 | 5 | 6.3 |
| 1981 | 4 | 6.3 |
| 1982 | 1 | 6.3 |
| 1983 | 15 | 6.3 |
| Year | First date | Last date |
|---|---|---|
| 1970 | 1970-06-06 | 1970-08-14 |
| 1971 | 1971-08-08 | 1971-08-09 |
| 1972 | 1972-05-16 | 1972-08-19 |
| 1973 | 1973-06-24 | 1973-08-28 |
| 1974 | 1974-06-28 | 1974-07-18 |
| 1975 | 1975-05-25 | 1975-07-31 |
| 1976 | 1976-06-05 | 1976-09-07 |
| 1977 | 1977-05-13 | 1977-07-23 |
| 1978 | 1978-06-30 | 1978-09-05 |
| 1980 | 1980-05-22 | 1980-07-10 |
| 1981 | 1981-07-05 | 1981-07-12 |
| 1982 | 1982-07-20 | 1982-07-20 |
| 1983 | 1983-07-10 | 1983-09-02 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 13 | 15 | 1983 | 15 |
| 35 C (95 F): Days | 2 | 2 | 1975 | 1 |
| 90 F (32.2 C): Days | 10 | 6 | 1975 | 6 |
| 0 C (32 F): Ice days (max | 13 | 146 | 1972 | 125 |
| 0 C (32 F): Frost days (min | 12 | 205 | 1972 | 201 |
| -10 C (14 F): Days with min | 12 | 134 | 1972 | 94 |
| -20 C (-4 F): Days with min | 12 | 77 | 1982 | 42 |
| -30 C (-22 F): Days with min | 12 | 31 | 1972 | 14 |
| -40 C (-40 F): Days with min | 3 | 2 | 1972 | 1 |
| 20 C (68 F): Tropical nights (min | 9 | 7 | 1975 | 5 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 13 | 23 | 1982 | 20 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 11 | 7 | 1974 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 5 | 2 | 1974 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 12 | 7 | 1975 | 5 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 1 | 1975 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.
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).