Hibbing Pwr Substn Threshold Days by Year (USC00213727)
16 fixed thresholds counted per year at Hibbing Pwr Substn (USC00213727): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hibbing Pwr Substn Thresholds
- Hibbing Pwr Substn: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1968 with 35.
- Hibbing Pwr Substn: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1953 with 9.
- Hibbing Pwr Substn: days with 10 cm (3.9 in) or more of snowfall in 17 years, most in 1969 with 7.
- Hibbing Pwr Substn: days with a maximum temperature at or above 30 C (86 F) in 12 years, most in 1964 with 18.
- 16 fixed thresholds have at least one qualifying day at Hibbing Pwr Substn.
Days at or above 30 C (86 F)
12 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1963 | 17 | 11.1 |
| 1964 | 18 | 11.1 |
| 1965 | 5 | 11.1 |
| 1966 | 17 | 11.1 |
| 1967 | 7 | 11.1 |
| 1968 | 3 | 11.1 |
| 1969 | 11 | 11.1 |
| 1970 | 15 | 9.6 |
| 1971 | 10 | 9.6 |
| 1972 | 7 | 9.6 |
| 1973 | 5 | 9.6 |
| 1974 | 11 | 9.6 |
| Year | First date | Last date |
|---|---|---|
| 1963 | 1963-06-24 | 1963-10-05 |
| 1964 | 1964-05-21 | 1964-08-05 |
| 1965 | 1965-07-22 | 1965-08-13 |
| 1966 | 1966-06-22 | 1966-08-27 |
| 1967 | 1967-07-10 | 1967-08-24 |
| 1968 | 1968-06-06 | 1968-08-06 |
| 1969 | 1969-05-27 | 1969-08-29 |
| 1970 | 1970-06-29 | 1970-09-05 |
| 1971 | 1971-06-03 | 1971-09-03 |
| 1972 | 1972-05-17 | 1972-08-29 |
| 1973 | 1973-07-06 | 1973-08-28 |
| 1974 | 1974-06-28 | 1974-07-18 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 12 | 18 | 1964 | 11 |
| 35 C (95 F): Days | 2 | 1 | 1964 | 1 |
| 90 F (32.2 C): Days | 9 | 6 | 1964 | 4 |
| 0 C (32 F): Ice days (max | 12 | 132 | 1972 | 109 |
| 0 C (32 F): Frost days (min | 12 | 209 | 1974 | 209 |
| -10 C (14 F): Days with min | 12 | 120 | 1972 | 94 |
| -20 C (-4 F): Days with min | 12 | 64 | 1972 | 39 |
| -30 C (-22 F): Days with min | 12 | 17 | 1972 | 11 |
| -40 C (-40 F): Days with min | 1 | 1 | 1972 | 1 |
| 20 C (68 F): Tropical nights (min | 3 | 3 | 1974 | 3 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 30 | 35 | 1968 | 20 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 30 | 9 | 1953 | 4 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 12 | 4 | 1953 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 2 | 1 | 1955 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 17 | 7 | 1969 | 3 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 5 | 2 | 1968 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.
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).