Sevierville Threshold Days by Year (USC00408176)

14 fixed thresholds counted per year at Sevierville (USC00408176): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sevierville Thresholds

Sevierville: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1957 with 55.
Sevierville: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1922 with 22.
Sevierville: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1949 with 5.
Sevierville: nights with a minimum temperature at or below 0 C (32 F) in 23 years, most in 1924 with 123.
14 fixed thresholds have at least one qualifying day at Sevierville.

Days at or above 30 C (86 F)

22 years with a qualifying day

Days per year at Sevierville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 128 in 1925.

Days at or above 30 C (86 F) per year at Sevierville
Year	Days	Decade average
1906	104	89.8
1907	87	89.8
1908	86	89.8
1909	82	89.8
1910	54	68.3
1911	105	68.3
1912	51	68.3
1913	88	68.3
1915	61	68.3
1916	47	68.3
1917	41	68.3
1918	51	68.3
1919	117	68.3
1921	115	95
1922	91	95
1923	83	95
1924	79	95
1925	128	95
1926	104	95
1927	95	95
1928	70	95
1929	90	95

For each year, a bar from the first to the last day at Sevierville meeting 30 C (86 F).

First to last qualifying date each year at Sevierville
Year	First date	Last date
1906	1906-04-12	1906-11-20
1907	1907-03-21	1907-10-06
1908	1908-04-10	1908-09-26
1909	1909-04-06	1909-10-04
1910	1910-03-25	1910-10-06
1911	1911-05-10	1911-10-16
1912	1912-05-23	1912-09-17
1913	1913-05-04	1913-09-12
1915	1915-04-24	1915-09-28
1916	1916-04-20	1916-10-08
1917	1917-04-18	1917-09-08
1918	1918-05-24	1918-10-06
1919	1919-04-09	1919-10-30
1921	1921-03-20	1921-09-29
1922	1922-04-10	1922-10-05
1923	1923-05-19	1923-10-17
1924	1924-05-05	1924-09-21
1925	1925-04-15	1925-09-30
1926	1926-05-01	1926-10-04
1927	1927-04-18	1927-10-06
1928	1928-03-29	1928-10-17
1929	1929-03-24	1929-09-29

Every Fixed Threshold

Fixed thresholds at Sevierville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	22	128	1925	90
35 C (95 F): Days	16	47	1925	4
40 C (104 F): Days	1	4	1925	4
90 F (32.2 C): Days	22	101	1925	45
100 F (37.8 C): Days	5	14	1925	1
0 C (32 F): Ice days (max	17	14	1917	7
0 C (32 F): Frost days (min	23	123	1924	73
-10 C (14 F): Days with min	21	19	1917	10
-20 C (-4 F): Days with min	3	1	1917	1
20 C (68 F): Tropical nights (min	23	67	1913	17
25 C (77 F): Days with min	3	11	1913	1
10 mm (0.39 in): Days with 10 mm or more rain	36	55	1957	37
25 mm (0.98 in): Days with 25 mm or more rain	36	22	1922	17
50 mm (1.97 in): Days with 50 mm or more rain	30	5	1949	4

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Sevierville threshold days by year: CSV or JSON. Field meanings are on the data page.

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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Sevierville Threshold Days by Year (USC00408176)

Key Facts for Sevierville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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