Susuman Threshold Days by Year (RSM00024790)
12 fixed thresholds counted per year at Susuman (RSM00024790): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Susuman Thresholds
- Susuman: nights with a minimum temperature at or below 0 C (32 F) in 87 years, most in 1937 with 289.
- Susuman: nights with a minimum temperature at or below -10 C (14 F) in 87 years, most in 1950 with 224.
- Susuman: nights with a minimum temperature at or below -20 C (-4 F) in 87 years, most in 1946 with 195.
- Susuman: nights with a minimum temperature at or below -30 C (-22 F) in 87 years, most in 1964 with 154.
- 12 fixed thresholds have at least one qualifying day at Susuman.
Days at or above 30 C (86 F)
46 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1938 | 3 | 3 |
| 1940 | 1 | 3 |
| 1941 | 4 | 3 |
| 1942 | 3 | 3 |
| 1949 | 4 | 3 |
| 1951 | 1 | 1.6 |
| 1952 | 3 | 1.6 |
| 1954 | 2 | 1.6 |
| 1956 | 1 | 1.6 |
| 1957 | 1 | 1.6 |
| 1966 | 1 | 1 |
| 1969 | 1 | 1 |
| 1970 | 2 | 2.8 |
| 1973 | 2 | 2.8 |
| 1975 | 2 | 2.8 |
| 1976 | 5 | 2.8 |
| 1981 | 2 | 1.8 |
| 1982 | 2 | 1.8 |
| 1984 | 2 | 1.8 |
| 1986 | 1 | 1.8 |
| 1987 | 1 | 1.8 |
| 1988 | 3 | 1.8 |
| 1990 | 1 | 3 |
| 1991 | 2 | 3 |
| 1993 | 3 | 3 |
| 1995 | 1 | 3 |
| 1996 | 5 | 3 |
| 1998 | 6 | 3 |
| 2000 | 7 | 4.1 |
| 2001 | 5 | 4.1 |
| 2003 | 3 | 4.1 |
| 2004 | 1 | 4.1 |
| 2006 | 4 | 4.1 |
| 2007 | 1 | 4.1 |
| 2008 | 8 | 4.1 |
| 2009 | 4 | 4.1 |
| 2010 | 7 | 3.8 |
| 2011 | 6 | 3.8 |
| 2012 | 4 | 3.8 |
| 2015 | 3 | 3.8 |
| 2017 | 1 | 3.8 |
| 2018 | 2 | 3.8 |
| 2021 | 4 | 4.5 |
| 2022 | 5 | 4.5 |
| 2023 | 8 | 4.5 |
| 2025 | 1 | 4.5 |
| Year | First date | Last date |
|---|---|---|
| 1938 | 1938-07-14 | 1938-07-16 |
| 1940 | 1940-07-19 | 1940-07-19 |
| 1941 | 1941-07-18 | 1941-07-23 |
| 1942 | 1942-07-13 | 1942-07-17 |
| 1949 | 1949-06-22 | 1949-07-03 |
| 1951 | 1951-07-05 | 1951-07-05 |
| 1952 | 1952-07-13 | 1952-07-15 |
| 1954 | 1954-07-16 | 1954-07-17 |
| 1956 | 1956-07-05 | 1956-07-05 |
| 1957 | 1957-07-06 | 1957-07-06 |
| 1966 | 1966-06-28 | 1966-06-28 |
| 1969 | 1969-08-07 | 1969-08-07 |
| 1970 | 1970-07-19 | 1970-07-20 |
| 1973 | 1973-07-20 | 1973-07-21 |
| 1975 | 1975-06-30 | 1975-07-02 |
| 1976 | 1976-07-01 | 1976-07-05 |
| 1981 | 1981-07-02 | 1981-07-03 |
| 1982 | 1982-06-23 | 1982-06-24 |
| 1984 | 1984-07-11 | 1984-07-12 |
| 1986 | 1986-06-26 | 1986-06-26 |
| 1987 | 1987-06-28 | 1987-06-28 |
| 1988 | 1988-07-26 | 1988-07-29 |
| 1990 | 1990-06-18 | 1990-06-18 |
| 1991 | 1991-06-17 | 1991-07-31 |
| 1993 | 1993-07-17 | 1993-07-29 |
| 1995 | 1995-07-04 | 1995-07-04 |
| 1996 | 1996-06-19 | 1996-06-25 |
| 1998 | 1998-06-14 | 1998-07-27 |
| 2000 | 2000-07-15 | 2000-07-21 |
| 2001 | 2001-07-25 | 2001-07-31 |
| 2003 | 2003-07-23 | 2003-07-25 |
| 2004 | 2004-07-05 | 2004-07-05 |
| 2006 | 2006-07-13 | 2006-07-16 |
| 2007 | 2007-06-28 | 2007-06-28 |
| 2008 | 2008-06-15 | 2008-07-22 |
| 2009 | 2009-06-17 | 2009-07-31 |
| 2010 | 2010-07-17 | 2010-07-29 |
| 2011 | 2011-07-18 | 2011-08-03 |
| 2012 | 2012-06-28 | 2012-07-15 |
| 2015 | 2015-06-30 | 2015-07-14 |
| 2017 | 2017-06-28 | 2017-06-28 |
| 2018 | 2018-07-09 | 2018-07-10 |
| 2021 | 2021-06-28 | 2021-08-11 |
| 2022 | 2022-06-27 | 2022-07-12 |
| 2023 | 2023-06-22 | 2023-07-21 |
| 2025 | 2025-07-19 | 2025-07-19 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 46 | 8 | 2008 | 1 |
| 35 C (95 F): Days | 1 | 1 | 2010 | 1 |
| 90 F (32.2 C): Days | 10 | 3 | 2011 | 3 |
| 0 C (32 F): Ice days (max | 86 | 221 | 1950 | 86 |
| 0 C (32 F): Frost days (min | 87 | 289 | 1937 | 133 |
| -10 C (14 F): Days with min | 87 | 224 | 1950 | 89 |
| -20 C (-4 F): Days with min | 87 | 195 | 1946 | 69 |
| -30 C (-22 F): Days with min | 87 | 154 | 1964 | 56 |
| -40 C (-40 F): Days with min | 87 | 96 | 1967 | 41 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 82 | 11 | 1939 | 7 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 26 | 3 | 1997 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 2 | 1 | 1938 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.
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).