Sura Threshold Days by Year (RSM00022676)
13 fixed thresholds counted per year at Sura (RSM00022676): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Sura Thresholds
- Sura: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 2017 with 18.
- Sura: days with a maximum temperature at or below 0 C (32 F) in 61 years, most in 1968 with 155.
- Sura: nights with a minimum temperature at or below 0 C (32 F) in 61 years, most in 1968 with 236.
- Sura: nights with a minimum temperature at or below -10 C (14 F) in 61 years, most in 1963 with 133.
- 13 fixed thresholds have at least one qualifying day at Sura.
Days at or above 30 C (86 F)
46 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1960 | 4 | 3 |
| 1961 | 3 | 3 |
| 1963 | 5 | 3 |
| 1964 | 3 | 3 |
| 1966 | 1 | 3 |
| 1967 | 5 | 3 |
| 1968 | 2 | 3 |
| 1969 | 1 | 3 |
| 1970 | 4 | 5.3 |
| 1972 | 16 | 5.3 |
| 1973 | 2 | 5.3 |
| 1974 | 6 | 5.3 |
| 1975 | 2 | 5.3 |
| 1977 | 4 | 5.3 |
| 1978 | 3 | 5.3 |
| 1981 | 6 | 4.5 |
| 1982 | 3 | 4.5 |
| 1983 | 1 | 4.5 |
| 1984 | 2 | 4.5 |
| 1988 | 11 | 4.5 |
| 1989 | 4 | 4.5 |
| 1990 | 5 | 4.5 |
| 1991 | 3 | 4.5 |
| 1995 | 1 | 4.5 |
| 1996 | 4 | 4.5 |
| 1998 | 6 | 4.5 |
| 1999 | 8 | 4.5 |
| 2000 | 16 | 6 |
| 2001 | 4 | 6 |
| 2002 | 5 | 6 |
| 2003 | 8 | 6 |
| 2004 | 7 | 6 |
| 2005 | 2 | 6 |
| 2006 | 8 | 6 |
| 2007 | 6 | 6 |
| 2008 | 3 | 6 |
| 2009 | 1 | 6 |
| 2010 | 24 | 6.6 |
| 2011 | 13 | 6.6 |
| 2012 | 1 | 6.6 |
| 2013 | 7 | 6.6 |
| 2014 | 2 | 6.6 |
| 2016 | 4 | 6.6 |
| 2017 | 1 | 6.6 |
| 2018 | 1 | 6.6 |
| 2025 | 4 | 4 |
| Year | First date | Last date |
|---|---|---|
| 1960 | 1960-07-13 | 1960-08-01 |
| 1961 | 1961-07-08 | 1961-07-13 |
| 1963 | 1963-06-28 | 1963-07-27 |
| 1964 | 1964-07-03 | 1964-07-06 |
| 1966 | 1966-08-03 | 1966-08-03 |
| 1967 | 1967-07-31 | 1967-08-05 |
| 1968 | 1968-07-01 | 1968-07-02 |
| 1969 | 1969-07-14 | 1969-07-14 |
| 1970 | 1970-07-02 | 1970-07-20 |
| 1972 | 1972-06-30 | 1972-08-11 |
| 1973 | 1973-07-04 | 1973-07-05 |
| 1974 | 1974-06-20 | 1974-07-26 |
| 1975 | 1975-08-02 | 1975-08-03 |
| 1977 | 1977-05-18 | 1977-08-01 |
| 1978 | 1978-06-24 | 1978-06-26 |
| 1981 | 1981-06-27 | 1981-08-03 |
| 1982 | 1982-07-07 | 1982-07-09 |
| 1983 | 1983-07-04 | 1983-07-04 |
| 1984 | 1984-06-26 | 1984-06-27 |
| 1988 | 1988-06-27 | 1988-07-21 |
| 1989 | 1989-06-28 | 1989-07-01 |
| 1990 | 1990-07-08 | 1990-07-21 |
| 1991 | 1991-06-26 | 1991-06-30 |
| 1995 | 1995-05-24 | 1995-05-24 |
| 1996 | 1996-07-11 | 1996-07-14 |
| 1998 | 1998-06-12 | 1998-07-19 |
| 1999 | 1999-06-23 | 1999-07-03 |
| 2000 | 2000-06-24 | 2000-07-23 |
| 2001 | 2001-07-12 | 2001-07-21 |
| 2002 | 2002-07-05 | 2002-07-27 |
| 2003 | 2003-07-03 | 2003-08-04 |
| 2004 | 2004-06-29 | 2004-07-16 |
| 2005 | 2005-07-20 | 2005-07-25 |
| 2006 | 2006-06-22 | 2006-07-15 |
| 2007 | 2007-07-04 | 2007-08-17 |
| 2008 | 2008-07-20 | 2008-07-22 |
| 2009 | 2009-06-15 | 2009-06-15 |
| 2010 | 2010-05-15 | 2010-08-10 |
| 2011 | 2011-06-09 | 2011-07-26 |
| 2012 | 2012-07-31 | 2012-07-31 |
| 2013 | 2013-06-25 | 2013-07-23 |
| 2014 | 2014-08-07 | 2014-08-08 |
| 2016 | 2016-07-02 | 2016-07-22 |
| 2017 | 2017-07-17 | 2017-07-17 |
| 2018 | 2018-06-25 | 2018-06-25 |
| 2025 | 2025-07-27 | 2025-08-03 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 46 | 24 | 2010 | 4 |
| 35 C (95 F): Days | 3 | 2 | 1972 | 1 |
| 90 F (32.2 C): Days | 20 | 13 | 2010 | 2 |
| 0 C (32 F): Ice days (max | 61 | 155 | 1968 | 54 |
| 0 C (32 F): Frost days (min | 61 | 236 | 1968 | 87 |
| -10 C (14 F): Days with min | 61 | 133 | 1963 | 29 |
| -20 C (-4 F): Days with min | 61 | 86 | 1963 | 8 |
| -30 C (-22 F): Days with min | 61 | 47 | 1963 | 2 |
| -40 C (-40 F): Days with min | 44 | 18 | 1985 | 3 |
| 20 C (68 F): Tropical nights (min | 5 | 2 | 2000 | 2 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 67 | 18 | 2017 | 8 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 44 | 3 | 2017 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 2 | 1 | 2012 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.
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).