Gatlinburg 2 SW Threshold Days by Year (USC00403420)
16 fixed thresholds counted per year at Gatlinburg 2 SW (USC00403420): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Gatlinburg 2 SW Thresholds
- Gatlinburg 2 SW: days with 10 mm (0.39 in) or more of precipitation in 95 years, most in 1957 with 70.
- Gatlinburg 2 SW: days with 25 mm (0.98 in) or more of precipitation in 95 years, most in 2013 with 24.
- Gatlinburg 2 SW: days with a maximum temperature at or above 30 C (86 F) in 83 years, most in 1954 with 106.
- Gatlinburg 2 SW: days with a maximum temperature at or below 0 C (32 F) in 80 years, most in 2010 with 23.
- 16 fixed thresholds have at least one qualifying day at Gatlinburg 2 SW.
Days at or above 30 C (86 F)
83 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1922 | 55 | 55.5 |
| 1923 | 56 | 55.5 |
| 1933 | 93 | 71.8 |
| 1937 | 69 | 71.8 |
| 1938 | 59 | 71.8 |
| 1939 | 66 | 71.8 |
| 1940 | 82 | 71.2 |
| 1944 | 84 | 71.2 |
| 1945 | 78 | 71.2 |
| 1946 | 53 | 71.2 |
| 1949 | 59 | 71.2 |
| 1951 | 77 | 87.9 |
| 1952 | 83 | 87.9 |
| 1953 | 94 | 87.9 |
| 1954 | 106 | 87.9 |
| 1955 | 94 | 87.9 |
| 1956 | 92 | 87.9 |
| 1957 | 78 | 87.9 |
| 1958 | 81 | 87.9 |
| 1959 | 86 | 87.9 |
| 1960 | 81 | 58.1 |
| 1961 | 75 | 58.1 |
| 1962 | 93 | 58.1 |
| 1963 | 49 | 58.1 |
| 1964 | 57 | 58.1 |
| 1965 | 61 | 58.1 |
| 1966 | 44 | 58.1 |
| 1967 | 27 | 58.1 |
| 1968 | 46 | 58.1 |
| 1969 | 48 | 58.1 |
| 1970 | 78 | 37.9 |
| 1971 | 29 | 37.9 |
| 1972 | 19 | 37.9 |
| 1973 | 27 | 37.9 |
| 1974 | 19 | 37.9 |
| 1975 | 54 | 37.9 |
| 1976 | 32 | 37.9 |
| 1977 | 49 | 37.9 |
| 1978 | 55 | 37.9 |
| 1979 | 17 | 37.9 |
| 1980 | 55 | 43.6 |
| 1981 | 46 | 43.6 |
| 1982 | 31 | 43.6 |
| 1985 | 42 | 43.6 |
| 1987 | 60 | 43.6 |
| 1988 | 46 | 43.6 |
| 1989 | 25 | 43.6 |
| 1990 | 44 | 42.4 |
| 1991 | 34 | 42.4 |
| 1992 | 11 | 42.4 |
| 1993 | 57 | 42.4 |
| 1994 | 19 | 42.4 |
| 1995 | 53 | 42.4 |
| 1996 | 42 | 42.4 |
| 1997 | 40 | 42.4 |
| 1998 | 71 | 42.4 |
| 1999 | 53 | 42.4 |
| 2000 | 47 | 48.1 |
| 2001 | 38 | 48.1 |
| 2002 | 75 | 48.1 |
| 2003 | 32 | 48.1 |
| 2004 | 27 | 48.1 |
| 2005 | 43 | 48.1 |
| 2006 | 48 | 48.1 |
| 2007 | 79 | 48.1 |
| 2008 | 65 | 48.1 |
| 2009 | 27 | 48.1 |
| 2010 | 93 | 39.1 |
| 2011 | 75 | 39.1 |
| 2012 | 39 | 39.1 |
| 2014 | 14 | 39.1 |
| 2015 | 26 | 39.1 |
| 2016 | 53 | 39.1 |
| 2017 | 14 | 39.1 |
| 2018 | 7 | 39.1 |
| 2019 | 31 | 39.1 |
| 2020 | 12 | 11.9 |
| 2021 | 4 | 11.9 |
| 2022 | 17 | 11.9 |
| 2023 | 10 | 11.9 |
| 2024 | 18 | 11.9 |
| 2025 | 13 | 11.9 |
| 2026 | 9 | 11.9 |
| Year | First date | Last date |
|---|---|---|
| 1922 | 1922-06-12 | 1922-10-05 |
| 1923 | 1923-06-16 | 1923-09-29 |
| 1933 | 1933-05-10 | 1933-10-02 |
| 1937 | 1937-04-18 | 1937-09-26 |
| 1938 | 1938-04-27 | 1938-09-08 |
| 1939 | 1939-05-10 | 1939-10-27 |
| 1940 | 1940-04-02 | 1940-09-24 |
| 1944 | 1944-05-14 | 1944-10-06 |
| 1945 | 1945-05-21 | 1945-10-01 |
| 1946 | 1946-04-02 | 1946-10-06 |
| 1949 | 1949-05-04 | 1949-10-10 |
| 1951 | 1951-05-09 | 1951-10-06 |
| 1952 | 1952-04-22 | 1952-09-13 |
| 1953 | 1953-04-09 | 1953-10-03 |
| 1954 | 1954-04-15 | 1954-10-14 |
| 1955 | 1955-04-17 | 1955-09-29 |
| 1956 | 1956-04-27 | 1956-09-22 |
| 1957 | 1957-04-25 | 1957-09-22 |
| 1958 | 1958-05-03 | 1958-09-26 |
| 1959 | 1959-04-08 | 1959-10-06 |
| 1960 | 1960-04-23 | 1960-09-22 |
| 1961 | 1961-04-24 | 1961-09-30 |
| 1962 | 1962-04-30 | 1962-10-12 |
| 1963 | 1963-04-03 | 1963-09-21 |
| 1964 | 1964-04-20 | 1964-09-11 |
| 1965 | 1965-04-11 | 1965-09-23 |
| 1966 | 1966-06-05 | 1966-09-03 |
| 1967 | 1967-04-06 | 1967-09-20 |
| 1968 | 1968-04-20 | 1968-09-04 |
| 1969 | 1969-04-28 | 1969-09-17 |
| 1970 | 1970-04-23 | 1970-09-27 |
| 1971 | 1971-05-20 | 1971-09-16 |
| 1972 | 1972-04-14 | 1972-09-15 |
| 1973 | 1973-03-15 | 1973-09-09 |
| 1974 | 1974-04-02 | 1974-09-13 |
| 1975 | 1975-04-29 | 1975-09-11 |
| 1976 | 1976-04-20 | 1976-08-26 |
| 1977 | 1977-05-07 | 1977-09-06 |
| 1978 | 1978-04-04 | 1978-09-22 |
| 1979 | 1979-06-11 | 1979-08-22 |
| 1980 | 1980-05-30 | 1980-09-25 |
| 1981 | 1981-05-31 | 1981-10-02 |
| 1982 | 1982-05-31 | 1982-08-05 |
| 1985 | 1985-04-23 | 1985-09-11 |
| 1987 | 1987-06-04 | 1987-08-28 |
| 1988 | 1988-04-23 | 1988-08-28 |
| 1989 | 1989-04-27 | 1989-08-30 |
| 1990 | 1990-04-27 | 1990-09-09 |
| 1991 | 1991-05-27 | 1991-09-19 |
| 1992 | 1992-07-10 | 1992-08-12 |
| 1993 | 1993-06-05 | 1993-09-15 |
| 1994 | 1994-04-27 | 1994-09-02 |
| 1995 | 1995-04-10 | 1995-09-15 |
| 1996 | 1996-04-30 | 1996-09-08 |
| 1997 | 1997-05-19 | 1997-09-21 |
| 1998 | 1998-03-31 | 1998-09-28 |
| 1999 | 1999-06-03 | 1999-09-27 |
| 2000 | 2000-05-09 | 2000-09-21 |
| 2001 | 2001-04-09 | 2001-09-10 |
| 2002 | 2002-04-17 | 2002-09-20 |
| 2003 | 2003-05-10 | 2003-09-02 |
| 2004 | 2004-05-21 | 2004-08-30 |
| 2005 | 2005-06-07 | 2005-09-25 |
| 2006 | 2006-04-15 | 2006-09-02 |
| 2007 | 2007-04-26 | 2007-10-09 |
| 2008 | 2008-05-31 | 2008-09-15 |
| 2009 | 2009-04-25 | 2009-08-21 |
| 2010 | 2010-04-03 | 2010-09-25 |
| 2011 | 2011-04-10 | 2011-09-04 |
| 2012 | 2012-05-01 | 2012-08-06 |
| 2014 | 2014-04-04 | 2014-09-03 |
| 2015 | 2015-05-12 | 2015-09-05 |
| 2016 | 2016-06-12 | 2016-09-27 |
| 2017 | 2017-04-29 | 2017-08-23 |
| 2018 | 2018-04-19 | 2018-07-12 |
| 2019 | 2019-05-26 | 2019-10-04 |
| 2020 | 2020-03-28 | 2020-09-04 |
| 2021 | 2021-06-22 | 2021-07-30 |
| 2022 | 2022-05-20 | 2022-07-29 |
| 2023 | 2023-04-06 | 2023-08-26 |
| 2024 | 2024-06-24 | 2024-08-31 |
| 2025 | 2025-04-05 | 2025-08-19 |
| 2026 | 2026-05-19 | 2026-09-06 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 83 | 106 | 1954 | 9 |
| 35 C (95 F): Days | 30 | 22 | 1954 | 3 |
| 40 C (104 F): Days | 1 | 2 | 1952 | 2 |
| 90 F (32.2 C): Days | 70 | 66 | 1954 | 2 |
| 100 F (37.8 C): Days | 3 | 5 | 1952 | 2 |
| 0 C (32 F): Ice days (max | 80 | 23 | 2010 | 7 |
| 0 C (32 F): Frost days (min | 80 | 147 | 1976 | 54 |
| -10 C (14 F): Days with min | 77 | 41 | 1977 | 8 |
| -20 C (-4 F): Days with min | 13 | 4 | 1970 | 2 |
| 20 C (68 F): Tropical nights (min | 60 | 16 | 2010 | 15 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 95 | 70 | 1957 | 42 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 95 | 24 | 2013 | 12 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 80 | 5 | 1949 | 3 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 10 | 1 | 1965 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 25 | 3 | 1978 | 2 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 2 | 2 | 1993 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1922.
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 (2026-10-17).