Hemingford Threshold Days by Year (USC00253755)
16 fixed thresholds counted per year at Hemingford (USC00253755): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hemingford Thresholds
- Hemingford: days with 10 mm (0.39 in) or more of precipitation in 53 years, most in 1967 with 24.
- Hemingford: days with a maximum temperature at or above 30 C (86 F) in 52 years, most in 2000 with 76.
- Hemingford: days with a maximum temperature at or above 90 F (32.2 C) in 52 years, most in 2012 with 56.
- Hemingford: days with a maximum temperature at or below 0 C (32 F) in 52 years, most in 1978 with 76.
- 16 fixed thresholds have at least one qualifying day at Hemingford.
Days at or above 30 C (86 F)
52 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1964 | 64 | 48.2 |
| 1965 | 29 | 48.2 |
| 1966 | 64 | 48.2 |
| 1967 | 43 | 48.2 |
| 1968 | 36 | 48.2 |
| 1969 | 53 | 48.2 |
| 1970 | 66 | 51.6 |
| 1971 | 51 | 51.6 |
| 1972 | 44 | 51.6 |
| 1973 | 52 | 51.6 |
| 1974 | 58 | 51.6 |
| 1975 | 60 | 51.6 |
| 1976 | 48 | 51.6 |
| 1977 | 40 | 51.6 |
| 1978 | 54 | 51.6 |
| 1979 | 43 | 51.6 |
| 1980 | 56 | 53 |
| 1981 | 43 | 53 |
| 1982 | 44 | 53 |
| 1983 | 57 | 53 |
| 1984 | 50 | 53 |
| 1985 | 57 | 53 |
| 1986 | 42 | 53 |
| 1987 | 52 | 53 |
| 1988 | 68 | 53 |
| 1989 | 61 | 53 |
| 1990 | 53 | 41.6 |
| 1991 | 46 | 41.6 |
| 1992 | 29 | 41.6 |
| 1993 | 22 | 41.6 |
| 1994 | 47 | 41.6 |
| 1995 | 46 | 41.6 |
| 1996 | 36 | 41.6 |
| 1997 | 47 | 41.6 |
| 1998 | 47 | 41.6 |
| 1999 | 43 | 41.6 |
| 2000 | 76 | 58.9 |
| 2001 | 61 | 58.9 |
| 2002 | 65 | 58.9 |
| 2003 | 52 | 58.9 |
| 2004 | 41 | 58.9 |
| 2005 | 53 | 58.9 |
| 2006 | 55 | 58.9 |
| 2007 | 68 | 58.9 |
| 2010 | 53 | 54.5 |
| 2011 | 55 | 54.5 |
| 2012 | 75 | 54.5 |
| 2013 | 57 | 54.5 |
| 2014 | 44 | 54.5 |
| 2015 | 45 | 54.5 |
| 2016 | 55 | 54.5 |
| 2017 | 52 | 54.5 |
| Year | First date | Last date |
|---|---|---|
| 1964 | 1964-05-17 | 1964-09-26 |
| 1965 | 1965-05-01 | 1965-10-10 |
| 1966 | 1966-05-05 | 1966-09-25 |
| 1967 | 1967-05-24 | 1967-10-04 |
| 1968 | 1968-06-03 | 1968-09-15 |
| 1969 | 1969-05-26 | 1969-09-29 |
| 1970 | 1970-05-18 | 1970-10-05 |
| 1971 | 1971-06-17 | 1971-09-14 |
| 1972 | 1972-05-17 | 1972-09-23 |
| 1973 | 1973-06-08 | 1973-09-01 |
| 1974 | 1974-04-25 | 1974-09-27 |
| 1975 | 1975-06-25 | 1975-10-12 |
| 1976 | 1976-05-15 | 1976-09-12 |
| 1977 | 1977-06-02 | 1977-09-21 |
| 1978 | 1978-05-15 | 1978-09-11 |
| 1979 | 1979-05-17 | 1979-10-01 |
| 1980 | 1980-04-22 | 1980-10-01 |
| 1981 | 1981-05-03 | 1981-09-29 |
| 1982 | 1982-05-04 | 1982-09-11 |
| 1983 | 1983-06-12 | 1983-09-27 |
| 1984 | 1984-05-24 | 1984-09-20 |
| 1985 | 1985-05-09 | 1985-09-19 |
| 1986 | 1986-06-17 | 1986-09-01 |
| 1987 | 1987-05-17 | 1987-10-04 |
| 1988 | 1988-05-17 | 1988-09-18 |
| 1989 | 1989-04-22 | 1989-10-02 |
| 1990 | 1990-06-05 | 1990-09-26 |
| 1991 | 1991-05-15 | 1991-10-17 |
| 1992 | 1992-05-01 | 1992-10-03 |
| 1993 | 1993-05-27 | 1993-09-12 |
| 1994 | 1994-05-17 | 1994-09-29 |
| 1995 | 1995-06-14 | 1995-09-16 |
| 1996 | 1996-05-17 | 1996-09-12 |
| 1997 | 1997-06-02 | 1997-10-03 |
| 1998 | 1998-06-20 | 1998-09-19 |
| 1999 | 1999-06-09 | 1999-09-07 |
| 2000 | 2000-05-05 | 2000-09-19 |
| 2001 | 2001-05-14 | 2001-09-12 |
| 2002 | 2002-05-31 | 2002-09-08 |
| 2003 | 2003-05-30 | 2003-10-20 |
| 2004 | 2004-05-06 | 2004-09-19 |
| 2005 | 2005-05-20 | 2005-10-03 |
| 2006 | 2006-05-20 | 2006-09-15 |
| 2007 | 2007-05-13 | 2007-09-23 |
| 2010 | 2010-05-29 | 2010-09-29 |
| 2011 | 2011-06-03 | 2011-10-04 |
| 2012 | 2012-04-25 | 2012-09-11 |
| 2013 | 2013-05-14 | 2013-09-23 |
| 2014 | 2014-04-20 | 2014-09-27 |
| 2015 | 2015-06-10 | 2015-09-16 |
| 2016 | 2016-06-09 | 2016-10-22 |
| 2017 | 2017-06-06 | 2017-09-15 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 52 | 76 | 2000 | 52 |
| 35 C (95 F): Days | 50 | 32 | 2012 | 7 |
| 40 C (104 F): Days | 6 | 2 | 2006 | 1 |
| 90 F (32.2 C): Days | 52 | 56 | 2012 | 30 |
| 100 F (37.8 C): Days | 34 | 8 | 2012 | 1 |
| 0 C (32 F): Ice days (max | 52 | 76 | 1978 | 31 |
| 0 C (32 F): Frost days (min | 52 | 191 | 1970 | 159 |
| -10 C (14 F): Days with min | 52 | 83 | 1978 | 46 |
| -20 C (-4 F): Days with min | 50 | 20 | 1985 | 7 |
| -30 C (-22 F): Days with min | 8 | 5 | 1989 | 1 |
| 20 C (68 F): Tropical nights (min | 28 | 5 | 2006 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 53 | 24 | 1967 | 20 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 46 | 7 | 1998 | 4 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 18 | 2 | 1973 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 51 | 8 | 1972 | 8 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 5 | 2 | 1970 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.
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).