Water Valley Threshold Days by Year (USC00419499)

17 fixed thresholds counted per year at Water Valley (USC00419499): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Water Valley Thresholds

Water Valley: days with 10 mm (0.39 in) or more of precipitation in 75 years, most in 1987 with 31.
Water Valley: days with 25 mm (0.98 in) or more of precipitation in 75 years, most in 1969 with 13.
Water Valley: nights with a minimum temperature at or below 0 C (32 F) in 61 years, most in 1970 with 96.
Water Valley: nights with a minimum temperature at or above 20 C (68 F) in 61 years, most in 2018 with 112.
17 fixed thresholds have at least one qualifying day at Water Valley.

Days at or above 30 C (86 F)

60 years with a qualifying day

Days per year at Water Valley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 167 in 1998.

Days at or above 30 C (86 F) per year at Water Valley
Year	Days	Decade average
1965	146	134.2
1966	131	134.2
1967	150	134.2
1968	127	134.2
1969	117	134.2
1970	134	134.7
1971	128	134.7
1972	144	134.7
1973	127	134.7
1974	128	134.7
1975	137	134.7
1976	109	134.7
1977	145	134.7
1978	149	134.7
1979	146	134.7
1980	138	137.2
1981	134	137.2
1982	143	137.2
1983	144	137.2
1984	139	137.2
1985	132	137.2
1986	136	137.2
1987	112	137.2
1988	132	137.2
1989	162	137.2
1990	126	143.1
1992	130	143.1
1993	142	143.1
1994	149	143.1
1995	152	143.1
1996	152	143.1
1997	125	143.1
1998	167	143.1
1999	145	143.1
2000	162	137.5
2001	131	137.5
2002	151	137.5
2003	130	137.5
2004	123	137.5
2005	139	137.5
2006	153	137.5
2007	122	137.5
2008	135	137.5
2009	129	137.5
2010	132	144.9
2011	166	144.9
2012	134	144.9
2013	142	144.9
2014	147	144.9
2015	132	144.9
2016	136	144.9
2017	158	144.9
2018	148	144.9
2019	154	144.9
2020	149	148.5
2021	147	148.5
2022	163	148.5
2023	143	148.5
2024	157	148.5
2026	132	148.5

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

First to last qualifying date each year at Water Valley
Year	First date	Last date
1965	1965-04-04	1965-11-26
1966	1966-03-16	1966-10-14
1967	1967-03-04	1967-10-27
1968	1968-04-17	1968-10-31
1969	1969-04-08	1969-10-11
1970	1970-04-12	1970-11-28
1971	1971-03-13	1971-09-28
1972	1972-02-25	1972-10-18
1973	1973-04-21	1973-10-09
1974	1974-03-01	1974-10-08
1975	1975-01-28	1975-10-15
1976	1976-02-10	1976-10-04
1977	1977-03-15	1977-11-01
1978	1978-03-21	1978-10-21
1979	1979-02-15	1979-10-29
1980	1980-04-07	1980-11-09
1981	1981-04-08	1981-11-27
1982	1982-03-13	1982-10-20
1983	1983-03-31	1983-10-16
1984	1984-03-13	1984-09-26
1985	1985-03-11	1985-09-27
1986	1986-02-18	1986-10-04
1987	1987-04-12	1987-11-05
1988	1988-04-04	1988-11-10
1989	1989-03-12	1989-11-22
1990	1990-04-06	1990-10-21
1992	1992-04-12	1992-10-31
1993	1993-03-10	1993-10-19
1994	1994-03-06	1994-10-23
1995	1995-03-20	1995-11-11
1996	1996-02-11	1996-11-21
1997	1997-03-14	1997-11-01
1998	1998-03-24	1998-10-15
1999	1999-01-21	1999-10-17
2000	2000-01-20	2000-10-06
2001	2001-03-23	2001-11-02
2002	2002-03-14	2002-10-07
2003	2003-04-03	2003-10-25
2004	2004-03-19	2004-10-22
2005	2005-04-10	2005-12-04
2006	2006-01-04	2006-11-10
2007	2007-04-23	2007-11-10
2008	2008-02-26	2008-10-11
2009	2009-02-25	2009-10-15
2010	2010-03-31	2010-11-01
2011	2011-02-16	2011-10-26
2012	2012-03-31	2012-10-22
2013	2013-03-16	2013-10-13
2014	2014-02-17	2014-10-28
2015	2015-03-24	2015-11-06
2016	2016-03-15	2016-11-02
2017	2017-02-12	2017-11-18
2018	2018-03-05	2018-10-31
2019	2019-03-25	2019-12-16
2020	2020-03-13	2020-10-26
2021	2021-04-07	2021-12-28
2022	2022-03-27	2022-10-23
2023	2023-02-22	2023-11-09
2024	2024-02-27	2024-10-31
2026	2026-02-18	2026-09-06

Every Fixed Threshold

Fixed thresholds at Water Valley
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	60	167	1998	132
35 C (95 F): Days	60	116	2011	83
40 C (104 F): Days	43	30	2023	9
90 F (32.2 C): Days	60	145	2022	112
100 F (37.8 C): Days	59	67	2011	47
110 F (43.3 C): Days	8	3	1994	1
0 C (32 F): Ice days (max	55	13	1985	3
0 C (32 F): Frost days (min	61	96	1970	17
-10 C (14 F): Days with min	52	14	1989	1
-20 C (-4 F): Days with min	1	1	1989	1
20 C (68 F): Tropical nights (min	61	112	2018	88
25 C (77 F): Days with min	21	13	2023	1
10 mm (0.39 in): Days with 10 mm or more rain	75	31	1987	10
25 mm (0.98 in): Days with 25 mm or more rain	75	13	1969	3
50 mm (1.97 in): Days with 50 mm or more rain	50	5	1974	1
100 mm (3.94 in): Days with 100 mm or more rain	9	2	1980	1
10 cm (3.9 in): Days with 10 cm or more snowfall	8	3	1970	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

Data for Water Valley 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Water Valley Threshold Days by Year (USC00419499)

Key Facts for Water Valley Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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