Evant 1SSW Threshold Days by Year

18 fixed thresholds counted per year at Evant 1SSW (USC00413005): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Evant 1SSW Thresholds

Evant 1SSW: days with a maximum temperature at or above 30 C (86 F) in 43 years, most in 1963 with 177.
Evant 1SSW: days with a maximum temperature at or above 35 C (95 F) in 43 years, most in 1963 with 91.
Evant 1SSW: days with a maximum temperature at or above 90 F (32.2 C) in 43 years, most in 1963 with 135.
Evant 1SSW: nights with a minimum temperature at or below 0 C (32 F) in 43 years, most in 1983 with 74.
18 fixed thresholds have at least one qualifying day at Evant 1SSW.

Days at or above 30 C (86 F)

43 years with a qualifying day

Days per year at Evant 1SSW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 177 in 1963.

Days at or above 30 C (86 F) per year at Evant 1SSW
Year	Days	Decade average
1961	119	134.4
1962	162	134.4
1963	177	134.4
1964	125	134.4
1965	124	134.4
1966	120	134.4
1967	152	134.4
1968	112	134.4
1969	119	134.4
1970	98	117.6
1971	112	117.6
1972	136	117.6
1973	121	117.6
1974	113	117.6
1975	115	117.6
1976	101	117.6
1977	114	117.6
1978	148	117.6
1982	140	130.7
1983	124	130.7
1984	146	130.7
1985	128	130.7
1986	125	130.7
1987	121	130.7
1989	131	130.7
1990	118	119.7
1991	122	119.7
1992	117	119.7
1993	128	119.7
1994	119	119.7
1995	102	119.7
1996	99	119.7
1997	117	119.7
1998	139	119.7
1999	136	119.7
2000	135	124.9
2001	106	124.9
2002	125	124.9
2003	111	124.9
2004	97	124.9
2005	121	124.9
2006	166	124.9
2008	138	124.9

For each year, a bar from the first to the last day at Evant 1SSW meeting 30 C (86 F).

First to last qualifying date each year at Evant 1SSW
Year	First date	Last date
1961	1961-04-25	1961-10-14
1962	1962-02-09	1962-10-17
1963	1963-02-02	1963-11-07
1964	1964-04-03	1964-10-17
1965	1965-04-08	1965-11-25
1966	1966-04-11	1966-10-14
1967	1967-03-03	1967-10-06
1968	1968-04-26	1968-10-29
1969	1969-01-08	1969-10-21
1970	1970-05-14	1970-10-26
1971	1971-03-13	1971-10-01
1972	1972-02-25	1972-10-19
1973	1973-05-01	1973-10-10
1974	1974-03-03	1974-10-09
1975	1975-03-22	1975-11-09
1976	1976-03-26	1976-10-10
1977	1977-05-01	1977-10-30
1978	1978-04-04	1978-10-21
1982	1982-03-11	1982-10-31
1983	1983-04-19	1983-10-17
1984	1984-03-26	1984-10-18
1985	1985-03-10	1985-10-24
1986	1986-02-19	1986-10-03
1987	1987-04-11	1987-11-04
1989	1989-03-12	1989-11-14
1990	1990-04-29	1990-10-17
1991	1991-03-05	1991-10-24
1992	1992-05-11	1992-10-31
1993	1993-03-09	1993-10-17
1994	1994-03-05	1994-10-07
1995	1995-03-22	1995-09-17
1996	1996-02-21	1996-10-21
1997	1997-03-21	1997-10-24
1998	1998-04-30	1998-10-05
1999	1999-04-08	1999-10-23
2000	2000-01-19	2000-10-05
2001	2001-05-16	2001-10-23
2002	2002-04-16	2002-11-09
2003	2003-04-19	2003-10-24
2004	2004-05-19	2004-10-22
2005	2005-04-28	2005-12-04
2006	2006-01-04	2006-11-11
2008	2008-02-26	2008-10-09

Every Fixed Threshold

Fixed thresholds at Evant 1SSW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	43	177	1963	138
35 C (95 F): Days	43	91	1963	56
40 C (104 F): Days	16	10	1962	3
90 F (32.2 C): Days	43	135	1963	108
100 F (37.8 C): Days	39	39	1963	14
110 F (43.3 C): Days	3	3	1969	1
0 C (32 F): Ice days (max	30	10	1989	1
0 C (32 F): Frost days (min	43	74	1983	59
-10 C (14 F): Days with min	21	9	1963	9
-20 C (-4 F): Days with min	1	1	1989	1
20 C (68 F): Tropical nights (min	43	123	1998	86
25 C (77 F): Days with min	20	12	1969	1
10 mm (0.39 in): Days with 10 mm or more rain	37	34	1990	18
25 mm (0.98 in): Days with 25 mm or more rain	37	18	1990	6
50 mm (1.97 in): Days with 50 mm or more rain	33	5	1965	1
100 mm (3.94 in): Days with 100 mm or more rain	9	2	1985	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1991	1
10 cm (3.9 in): Days with 10 cm or more snowfall	4	1	1964	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

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Data for Evant 1SSW 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Evant 1SSW Threshold Days by Year

Key Facts for Evant 1SSW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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