Mazong Shan Threshold Days by Year (CHM00052323)
13 fixed thresholds counted per year at Mazong Shan (CHM00052323): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Mazong Shan Thresholds
- Mazong Shan: days with a maximum temperature at or below 0 C (32 F) in 45 years, most in 1974 with 97.
- Mazong Shan: days with a maximum temperature at or above 30 C (86 F) in 44 years, most in 2023 with 46.
- Mazong Shan: days with a maximum temperature at or above 90 F (32.2 C) in 37 years, most in 2023 with 23.
- Mazong Shan: days with 10 mm (0.39 in) or more of precipitation in 18 years, most in 1992 with 5.
- 13 fixed thresholds have at least one qualifying day at Mazong Shan.
Days at or above 30 C (86 F)
44 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1973 | 6 | 5.6 |
| 1974 | 8 | 5.6 |
| 1975 | 9 | 5.6 |
| 1976 | 2 | 5.6 |
| 1977 | 4 | 5.6 |
| 1978 | 8 | 5.6 |
| 1979 | 2 | 5.6 |
| 1980 | 8 | 9.3 |
| 1981 | 7 | 9.3 |
| 1983 | 9 | 9.3 |
| 1985 | 6 | 9.3 |
| 1986 | 16 | 9.3 |
| 1987 | 9 | 9.3 |
| 1988 | 10 | 9.3 |
| 1989 | 9 | 9.3 |
| 1990 | 5 | 16.2 |
| 1991 | 24 | 16.2 |
| 1992 | 8 | 16.2 |
| 1994 | 17 | 16.2 |
| 1995 | 10 | 16.2 |
| 1996 | 22 | 16.2 |
| 1997 | 19 | 16.2 |
| 1998 | 12 | 16.2 |
| 1999 | 29 | 16.2 |
| 2000 | 18 | 18.3 |
| 2001 | 27 | 18.3 |
| 2002 | 22 | 18.3 |
| 2003 | 6 | 18.3 |
| 2004 | 17 | 18.3 |
| 2005 | 23 | 18.3 |
| 2006 | 20 | 18.3 |
| 2007 | 16 | 18.3 |
| 2008 | 15 | 18.3 |
| 2009 | 19 | 18.3 |
| 2010 | 25 | 19.5 |
| 2011 | 27 | 19.5 |
| 2012 | 15 | 19.5 |
| 2014 | 11 | 19.5 |
| 2020 | 21 | 39.3 |
| 2021 | 35 | 39.3 |
| 2022 | 41 | 39.3 |
| 2023 | 46 | 39.3 |
| 2024 | 44 | 39.3 |
| 2025 | 49 | 39.3 |
| Year | First date | Last date |
|---|---|---|
| 1973 | 1973-07-25 | 1973-09-10 |
| 1974 | 1974-06-12 | 1974-07-18 |
| 1975 | 1975-07-13 | 1975-08-18 |
| 1976 | 1976-07-21 | 1976-08-14 |
| 1977 | 1977-07-12 | 1977-08-27 |
| 1978 | 1978-06-23 | 1978-08-20 |
| 1979 | 1979-08-04 | 1979-08-08 |
| 1980 | 1980-07-15 | 1980-07-29 |
| 1981 | 1981-07-09 | 1981-07-29 |
| 1983 | 1983-06-01 | 1983-08-09 |
| 1985 | 1985-06-22 | 1985-08-09 |
| 1986 | 1986-07-09 | 1986-08-09 |
| 1987 | 1987-07-06 | 1987-07-27 |
| 1988 | 1988-06-27 | 1988-08-08 |
| 1989 | 1989-06-30 | 1989-08-20 |
| 1990 | 1990-06-14 | 1990-08-03 |
| 1991 | 1991-06-21 | 1991-08-21 |
| 1992 | 1992-06-29 | 1992-08-31 |
| 1994 | 1994-06-12 | 1994-08-31 |
| 1995 | 1995-06-10 | 1995-08-08 |
| 1996 | 1996-05-27 | 1996-08-15 |
| 1997 | 1997-06-18 | 1997-09-06 |
| 1998 | 1998-06-19 | 1998-09-05 |
| 1999 | 1999-06-09 | 1999-09-02 |
| 2000 | 2000-05-22 | 2000-08-09 |
| 2001 | 2001-06-12 | 2001-08-14 |
| 2002 | 2002-05-30 | 2002-08-21 |
| 2003 | 2003-06-06 | 2003-08-24 |
| 2004 | 2004-06-24 | 2004-08-07 |
| 2005 | 2005-06-19 | 2005-09-08 |
| 2006 | 2006-06-15 | 2006-08-25 |
| 2007 | 2007-06-05 | 2007-08-21 |
| 2008 | 2008-06-02 | 2008-08-04 |
| 2009 | 2009-06-23 | 2009-08-12 |
| 2010 | 2010-06-13 | 2010-08-09 |
| 2011 | 2011-06-12 | 2011-08-27 |
| 2012 | 2012-06-28 | 2012-08-28 |
| 2014 | 2014-05-31 | 2014-08-18 |
| 2020 | 2020-06-17 | 2020-08-26 |
| 2021 | 2021-06-04 | 2021-08-17 |
| 2022 | 2022-06-14 | 2022-09-11 |
| 2023 | 2023-06-08 | 2023-09-05 |
| 2024 | 2024-05-21 | 2024-08-29 |
| 2025 | 2025-05-18 | 2025-08-19 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 44 | 46 | 2023 | 49 |
| 35 C (95 F): Days | 13 | 4 | 2023 | 5 |
| 90 F (32.2 C): Days | 37 | 23 | 2023 | 16 |
| 100 F (37.8 C): Days | 1 | 1 | 1986 | 1 |
| 0 C (32 F): Ice days (max | 45 | 97 | 1974 | 26 |
| 0 C (32 F): Frost days (min | 6 | 207 | 2020 | 104 |
| -10 C (14 F): Days with min | 6 | 120 | 2020 | 80 |
| -20 C (-4 F): Days with min | 6 | 40 | 2024 | 15 |
| -30 C (-22 F): Days with min | 2 | 2 | 2021 | 1 |
| 20 C (68 F): Tropical nights (min | 2 | 1 | 2024 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 18 | 5 | 1992 | 1 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 2 | 1 | 1987 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 1 | 1 | 1987 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1973.
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).