One Tree Bridge (Hazelmere) Threshold Days by Year
3 fixed thresholds counted per year at One Tree Bridge (Hazelmere) (ASN00009908): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for One Tree Bridge (Hazelmere) Thresholds
- One Tree Bridge (Hazelmere): days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1973 with 50.
- One Tree Bridge (Hazelmere): days with 25 mm (0.98 in) or more of precipitation in 51 years, most in 1997 with 13.
- One Tree Bridge (Hazelmere): days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1997 with 3.
- 3 fixed thresholds have at least one qualifying day at One Tree Bridge (Hazelmere).
Days with 10 mm (0.39 in) or more of precipitation
51 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1971 | 41 | 36.9 |
| 1972 | 32 | 36.9 |
| 1973 | 50 | 36.9 |
| 1974 | 39 | 36.9 |
| 1975 | 36 | 36.9 |
| 1976 | 33 | 36.9 |
| 1977 | 33 | 36.9 |
| 1978 | 37 | 36.9 |
| 1979 | 31 | 36.9 |
| 1980 | 37 | 34.3 |
| 1981 | 41 | 34.3 |
| 1982 | 32 | 34.3 |
| 1983 | 36 | 34.3 |
| 1984 | 40 | 34.3 |
| 1985 | 33 | 34.3 |
| 1986 | 25 | 34.3 |
| 1987 | 23 | 34.3 |
| 1988 | 34 | 34.3 |
| 1989 | 42 | 34.3 |
| 1990 | 40 | 35.1 |
| 1991 | 33 | 35.1 |
| 1992 | 45 | 35.1 |
| 1993 | 26 | 35.1 |
| 1994 | 37 | 35.1 |
| 1995 | 32 | 35.1 |
| 1996 | 40 | 35.1 |
| 1997 | 31 | 35.1 |
| 1998 | 32 | 35.1 |
| 2002 | 24 | 36.5 |
| 2003 | 36 | 36.5 |
| 2004 | 35 | 36.5 |
| 2005 | 44 | 36.5 |
| 2006 | 29 | 36.5 |
| 2007 | 44 | 36.5 |
| 2008 | 37 | 36.5 |
| 2009 | 43 | 36.5 |
| 2010 | 20 | 32.2 |
| 2011 | 35 | 32.2 |
| 2012 | 31 | 32.2 |
| 2013 | 38 | 32.2 |
| 2014 | 34 | 32.2 |
| 2015 | 27 | 32.2 |
| 2016 | 43 | 32.2 |
| 2017 | 35 | 32.2 |
| 2019 | 27 | 32.2 |
| 2020 | 34 | 31.8 |
| 2022 | 33 | 31.8 |
| 2023 | 35 | 31.8 |
| 2024 | 30 | 31.8 |
| 2025 | 38 | 31.8 |
| 2026 | 21 | 31.8 |
| Year | First date | Last date |
|---|---|---|
| 1971 | 1971-01-07 | 1971-11-23 |
| 1972 | 1972-01-06 | 1972-10-28 |
| 1973 | 1973-04-09 | 1973-11-14 |
| 1974 | 1974-02-10 | 1974-11-18 |
| 1975 | 1975-03-08 | 1975-11-17 |
| 1976 | 1976-01-07 | 1976-11-28 |
| 1977 | 1977-05-03 | 1977-10-28 |
| 1978 | 1978-05-02 | 1978-11-25 |
| 1979 | 1979-02-16 | 1979-11-10 |
| 1980 | 1980-04-03 | 1980-11-26 |
| 1981 | 1981-03-06 | 1981-11-26 |
| 1982 | 1982-01-05 | 1982-10-25 |
| 1983 | 1983-02-05 | 1983-11-21 |
| 1984 | 1984-03-16 | 1984-12-28 |
| 1985 | 1985-01-20 | 1985-11-22 |
| 1986 | 1986-02-27 | 1986-10-31 |
| 1987 | 1987-03-17 | 1987-12-24 |
| 1988 | 1988-03-24 | 1988-11-06 |
| 1989 | 1989-01-06 | 1989-12-25 |
| 1990 | 1990-01-10 | 1990-10-28 |
| 1991 | 1991-04-09 | 1991-11-14 |
| 1992 | 1992-03-14 | 1992-11-30 |
| 1993 | 1993-03-20 | 1993-10-02 |
| 1994 | 1994-02-02 | 1994-11-25 |
| 1995 | 1995-05-10 | 1995-12-25 |
| 1996 | 1996-01-30 | 1996-12-12 |
| 1997 | 1997-01-20 | 1997-11-21 |
| 1998 | 1998-01-16 | 1998-12-02 |
| 2002 | 2002-05-06 | 2002-11-01 |
| 2003 | 2003-02-17 | 2003-11-19 |
| 2004 | 2004-04-13 | 2004-11-17 |
| 2005 | 2005-02-14 | 2005-12-11 |
| 2006 | 2006-01-25 | 2006-10-11 |
| 2007 | 2007-01-03 | 2007-12-19 |
| 2008 | 2008-04-01 | 2008-12-21 |
| 2009 | 2009-03-02 | 2009-11-20 |
| 2010 | 2010-04-14 | 2010-11-10 |
| 2011 | 2011-01-06 | 2011-11-08 |
| 2012 | 2012-04-05 | 2012-11-30 |
| 2013 | 2013-03-26 | 2013-11-30 |
| 2014 | 2014-03-30 | 2014-11-07 |
| 2015 | 2015-03-18 | 2015-10-31 |
| 2016 | 2016-01-19 | 2016-12-27 |
| 2017 | 2017-02-14 | 2017-12-19 |
| 2019 | 2019-01-24 | 2019-11-02 |
| 2020 | 2020-03-15 | 2020-11-30 |
| 2022 | 2022-03-27 | 2022-11-26 |
| 2023 | 2023-02-15 | 2023-10-02 |
| 2024 | 2024-05-02 | 2024-11-20 |
| 2025 | 2025-04-04 | 2025-11-24 |
| 2026 | 2026-03-28 | 2026-08-26 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 10 mm (0.39 in): Days with 10 mm or more rain | 51 | 50 | 1973 | 21 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 51 | 13 | 1997 | 6 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 21 | 3 | 1997 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.
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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2026-10-12).