Indian Head Pfra Threshold Days by Year
16 fixed thresholds counted per year at Indian Head Pfra (CA004013490): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Indian Head Pfra Thresholds
- Indian Head Pfra: days with a maximum temperature at or above 30 C (86 F) in 24 years, most in 1961 with 49.
- Indian Head Pfra: days with a maximum temperature at or above 90 F (32.2 C) in 24 years, most in 1961 with 32.
- Indian Head Pfra: days with a maximum temperature at or below 0 C (32 F) in 24 years, most in 1970 with 137.
- Indian Head Pfra: nights with a minimum temperature at or below 0 C (32 F) in 24 years, most in 1970 with 208.
- 16 fixed thresholds have at least one qualifying day at Indian Head Pfra.
Days at or above 30 C (86 F)
24 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1960 | 25 | 19.3 |
| 1961 | 49 | 19.3 |
| 1962 | 8 | 19.3 |
| 1963 | 13 | 19.3 |
| 1964 | 18 | 19.3 |
| 1965 | 10 | 19.3 |
| 1966 | 13 | 19.3 |
| 1967 | 25 | 19.3 |
| 1968 | 12 | 19.3 |
| 1969 | 20 | 19.3 |
| 1970 | 23 | 14.5 |
| 1971 | 16 | 14.5 |
| 1972 | 16 | 14.5 |
| 1973 | 13 | 14.5 |
| 1974 | 12 | 14.5 |
| 1975 | 16 | 14.5 |
| 1976 | 12 | 14.5 |
| 1977 | 8 | 14.5 |
| 1978 | 10 | 14.5 |
| 1979 | 19 | 14.5 |
| 1980 | 22 | 18.8 |
| 1981 | 18 | 18.8 |
| 1982 | 8 | 18.8 |
| 1983 | 27 | 18.8 |
| Year | First date | Last date |
|---|---|---|
| 1960 | 1960-05-12 | 1960-09-04 |
| 1961 | 1961-05-29 | 1961-08-31 |
| 1962 | 1962-06-25 | 1962-08-21 |
| 1963 | 1963-06-27 | 1963-09-30 |
| 1964 | 1964-05-20 | 1964-10-13 |
| 1965 | 1965-06-11 | 1965-08-23 |
| 1966 | 1966-06-20 | 1966-09-11 |
| 1967 | 1967-06-27 | 1967-09-10 |
| 1968 | 1968-06-02 | 1968-09-14 |
| 1969 | 1969-05-26 | 1969-09-13 |
| 1970 | 1970-06-03 | 1970-09-04 |
| 1971 | 1971-06-03 | 1971-09-11 |
| 1972 | 1972-05-31 | 1972-08-30 |
| 1973 | 1973-06-23 | 1973-08-30 |
| 1974 | 1974-06-19 | 1974-08-06 |
| 1975 | 1975-06-24 | 1975-08-06 |
| 1976 | 1976-07-17 | 1976-09-17 |
| 1977 | 1977-05-10 | 1977-07-22 |
| 1978 | 1978-06-05 | 1978-09-04 |
| 1979 | 1979-06-12 | 1979-08-20 |
| 1980 | 1980-04-20 | 1980-09-07 |
| 1981 | 1981-05-20 | 1981-09-18 |
| 1982 | 1982-06-22 | 1982-09-09 |
| 1983 | 1983-06-11 | 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 | 24 | 49 | 1961 | 27 |
| 35 C (95 F): Days | 20 | 8 | 1961 | 5 |
| 90 F (32.2 C): Days | 24 | 32 | 1961 | 9 |
| 100 F (37.8 C): Days | 6 | 2 | 1975 | 1 |
| 0 C (32 F): Ice days (max | 24 | 137 | 1970 | 117 |
| 0 C (32 F): Frost days (min | 24 | 208 | 1970 | 204 |
| -10 C (14 F): Days with min | 24 | 122 | 1970 | 99 |
| -20 C (-4 F): Days with min | 24 | 77 | 1978 | 39 |
| -30 C (-22 F): Days with min | 24 | 29 | 1972 | 18 |
| -40 C (-40 F): Days with min | 4 | 2 | 1972 | 1 |
| 20 C (68 F): Tropical nights (min | 8 | 4 | 1983 | 4 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 24 | 17 | 1977 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 23 | 4 | 1965 | 4 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 7 | 1 | 1973 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 21 | 5 | 1970 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 4 | 1 | 1967 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.
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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2026-10-16).