Hamilton Airport Threshold Days by Year
13 fixed thresholds counted per year at Hamilton Airport (ASN00090173): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Hamilton Airport Thresholds
- Hamilton Airport: days with a maximum temperature at or above 30 C (86 F) in 42 years, most in 2019 with 49.
- Hamilton Airport: days with a maximum temperature at or above 35 C (95 F) in 42 years, most in 2001 with 21.
- Hamilton Airport: days with a maximum temperature at or above 90 F (32.2 C) in 42 years, most in 2019 with 33.
- Hamilton Airport: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 2016 with 34.
- 13 fixed thresholds have at least one qualifying day at Hamilton Airport.
Days at or above 30 C (86 F)
42 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1984 | 22 | 28.2 |
| 1985 | 29 | 28.2 |
| 1986 | 20 | 28.2 |
| 1987 | 24 | 28.2 |
| 1988 | 34 | 28.2 |
| 1989 | 40 | 28.2 |
| 1990 | 31 | 27.3 |
| 1991 | 23 | 27.3 |
| 1992 | 19 | 27.3 |
| 1993 | 25 | 27.3 |
| 1994 | 28 | 27.3 |
| 1996 | 19 | 27.3 |
| 1997 | 36 | 27.3 |
| 1998 | 35 | 27.3 |
| 1999 | 30 | 27.3 |
| 2000 | 45 | 35.9 |
| 2001 | 36 | 35.9 |
| 2002 | 29 | 35.9 |
| 2003 | 34 | 35.9 |
| 2004 | 25 | 35.9 |
| 2005 | 32 | 35.9 |
| 2006 | 39 | 35.9 |
| 2007 | 41 | 35.9 |
| 2008 | 34 | 35.9 |
| 2009 | 44 | 35.9 |
| 2010 | 30 | 37.7 |
| 2011 | 24 | 37.7 |
| 2012 | 37 | 37.7 |
| 2013 | 41 | 37.7 |
| 2014 | 41 | 37.7 |
| 2015 | 44 | 37.7 |
| 2016 | 31 | 37.7 |
| 2017 | 40 | 37.7 |
| 2018 | 40 | 37.7 |
| 2019 | 49 | 37.7 |
| 2020 | 28 | 30.1 |
| 2021 | 26 | 30.1 |
| 2022 | 29 | 30.1 |
| 2023 | 22 | 30.1 |
| 2024 | 35 | 30.1 |
| 2025 | 45 | 30.1 |
| 2026 | 26 | 30.1 |
| Year | First date | Last date |
|---|---|---|
| 1984 | 1984-01-05 | 1984-12-30 |
| 1985 | 1985-01-12 | 1985-04-13 |
| 1986 | 1986-01-14 | 1986-12-30 |
| 1987 | 1987-01-24 | 1987-12-31 |
| 1988 | 1988-01-06 | 1988-12-24 |
| 1989 | 1989-01-02 | 1989-12-31 |
| 1990 | 1990-01-02 | 1990-12-31 |
| 1991 | 1991-01-01 | 1991-12-26 |
| 1992 | 1992-01-19 | 1992-12-31 |
| 1993 | 1993-01-01 | 1993-12-10 |
| 1994 | 1994-01-12 | 1994-12-28 |
| 1996 | 1996-01-06 | 1996-12-21 |
| 1997 | 1997-01-04 | 1997-12-31 |
| 1998 | 1998-01-01 | 1998-12-25 |
| 1999 | 1999-01-01 | 1999-12-25 |
| 2000 | 2000-01-09 | 2000-12-21 |
| 2001 | 2001-01-01 | 2001-12-29 |
| 2002 | 2002-01-06 | 2002-12-30 |
| 2003 | 2003-01-06 | 2003-12-30 |
| 2004 | 2004-01-02 | 2004-12-31 |
| 2005 | 2005-01-10 | 2005-12-31 |
| 2006 | 2006-01-07 | 2006-12-21 |
| 2007 | 2007-01-02 | 2007-12-31 |
| 2008 | 2008-01-01 | 2008-11-26 |
| 2009 | 2009-01-13 | 2009-12-31 |
| 2010 | 2010-01-07 | 2010-12-31 |
| 2011 | 2011-01-06 | 2011-12-31 |
| 2012 | 2012-01-01 | 2012-12-23 |
| 2013 | 2013-01-03 | 2013-12-28 |
| 2014 | 2014-01-09 | 2014-12-28 |
| 2015 | 2015-01-01 | 2015-12-31 |
| 2016 | 2016-01-10 | 2016-12-29 |
| 2017 | 2017-01-04 | 2017-12-27 |
| 2018 | 2018-01-05 | 2018-12-28 |
| 2019 | 2019-01-03 | 2019-12-30 |
| 2020 | 2020-01-03 | 2020-12-14 |
| 2021 | 2021-01-01 | 2021-12-31 |
| 2022 | 2022-01-01 | 2022-12-27 |
| 2023 | 2023-01-01 | 2023-12-12 |
| 2024 | 2024-01-06 | 2024-12-26 |
| 2025 | 2025-01-03 | 2025-12-29 |
| 2026 | 2026-01-02 | 2026-03-23 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 42 | 49 | 2019 | 26 |
| 35 C (95 F): Days | 42 | 21 | 2001 | 6 |
| 40 C (104 F): Days | 26 | 6 | 2014 | 3 |
| 45 C (113 F): Days | 2 | 1 | 2019 | 1 |
| 90 F (32.2 C): Days | 42 | 33 | 2019 | 13 |
| 100 F (37.8 C): Days | 38 | 12 | 2019 | 4 |
| 110 F (43.3 C): Days | 6 | 3 | 2009 | 1 |
| 0 C (32 F): Frost days (min | 39 | 19 | 1994 | 4 |
| 20 C (68 F): Tropical nights (min | 36 | 11 | 2001 | 1 |
| 25 C (77 F): Days with min | 4 | 1 | 1991 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 40 | 34 | 2016 | 9 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 32 | 6 | 2001 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 7 | 2 | 2007 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1984.
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).