Dyer 5S Threshold Days by Year (USC00262431)

17 fixed thresholds counted per year at Dyer 5S (USC00262431): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dyer 5S Thresholds

Dyer 5S: days with 10 mm (0.39 in) or more of precipitation in 73 years, most in 1913 with 9.
Dyer 5S: days with a maximum temperature at or above 30 C (86 F) in 72 years, most in 2012 with 118.
Dyer 5S: days with a maximum temperature at or above 90 F (32.2 C) in 72 years, most in 2003 with 91.
Dyer 5S: days with a maximum temperature at or above 35 C (95 F) in 71 years, most in 1971 with 52.
17 fixed thresholds have at least one qualifying day at Dyer 5S.

Days at or above 30 C (86 F)

72 years with a qualifying day

Days per year at Dyer 5S with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 118 in 2012.

Days at or above 30 C (86 F) per year at Dyer 5S
Year	Days	Decade average
1904	75	50
1905	52	50
1906	29	50
1907	46	50
1908	48	50
1913	57	71.5
1914	61	71.5
1915	86	71.5
1916	74	71.5
1917	72	71.5
1918	79	71.5
1954	97	95
1955	93	95
1956	96	95
1957	90	95
1958	94	95
1959	100	95
1960	112	94.1
1961	90	94.1
1962	96	94.1
1963	93	94.1
1964	96	94.1
1965	71	94.1
1966	100	94.1
1967	87	94.1
1968	93	94.1
1969	103	94.1
1970	102	86.4
1971	98	86.4
1972	75	86.4
1973	92	86.4
1974	105	86.4
1975	83	86.4
1976	58	86.4
1977	81	86.4
1978	83	86.4
1979	87	86.4
1980	87	85.4
1981	105	85.4
1982	63	85.4
1983	86	85.4
1984	81	85.4
1985	80	85.4
1986	95	85.4
1987	87	85.4
1988	89	85.4
1989	81	85.4
1991	90	85.6
1993	82	85.6
1994	98	85.6
1995	85	85.6
1996	103	85.6
1997	80	85.6
1998	67	85.6
1999	80	85.6
2000	104	100.9
2002	102	100.9
2003	114	100.9
2004	99	100.9
2005	90	100.9
2006	107	100.9
2007	108	100.9
2008	88	100.9
2009	96	100.9
2010	94	99.6
2011	91	99.6
2012	118	99.6
2013	99	99.6
2014	107	99.6
2015	96	99.6
2016	96	99.6
2017	96	99.6

For each year, a bar from the first to the last day at Dyer 5S meeting 30 C (86 F).

First to last qualifying date each year at Dyer 5S
Year	First date	Last date
1904	1904-05-12	1904-09-13
1905	1905-06-11	1905-09-23
1906	1906-06-10	1906-08-29
1907	1907-05-17	1907-09-11
1908	1908-06-29	1908-09-07
1913	1913-05-20	1913-09-12
1914	1914-05-20	1914-08-25
1915	1915-05-16	1915-09-23
1916	1916-04-25	1916-09-17
1917	1917-06-08	1917-09-05
1918	1918-05-04	1918-09-20
1954	1954-04-17	1954-10-12
1955	1955-05-20	1955-09-15
1956	1956-05-21	1956-09-26
1957	1957-06-01	1957-09-13
1958	1958-05-17	1958-10-04
1959	1959-04-29	1959-10-24
1960	1960-05-10	1960-09-27
1961	1961-04-03	1961-09-26
1962	1962-05-04	1962-09-24
1963	1963-05-18	1963-10-03
1964	1964-05-12	1964-10-11
1965	1965-05-16	1965-10-11
1966	1966-05-18	1966-09-25
1967	1967-05-17	1967-10-10
1968	1968-05-27	1968-09-27
1969	1969-05-17	1969-10-01
1970	1970-05-15	1970-09-30
1971	1971-06-07	1971-10-13
1972	1972-05-14	1972-09-02
1973	1973-05-10	1973-09-20
1974	1974-05-08	1974-09-26
1975	1975-05-17	1975-09-27
1976	1976-05-13	1976-09-04
1977	1977-05-31	1977-09-10
1978	1978-05-13	1978-10-06
1979	1979-05-21	1979-10-06
1980	1980-06-07	1980-10-09
1981	1981-04-29	1981-09-20
1982	1982-05-26	1982-09-22
1983	1983-05-22	1983-09-18
1984	1984-05-09	1984-09-17
1985	1985-05-23	1985-09-01
1986	1986-05-19	1986-09-08
1987	1987-05-14	1987-10-06
1988	1988-05-12	1988-10-01
1989	1989-04-06	1989-09-26
1991	1991-06-01	1991-10-15
1993	1993-06-11	1993-10-03
1994	1994-05-11	1994-09-28
1995	1995-06-11	1995-10-03
1996	1996-04-26	1996-10-09
1997	1997-05-11	1997-10-05
1998	1998-06-20	1998-09-18
1999	1999-05-12	1999-10-15
2000	2000-05-04	2000-10-03
2002	2002-04-15	2002-09-26
2003	2003-05-22	2003-10-30
2004	2004-05-03	2004-09-27
2005	2005-05-20	2005-10-02
2006	2006-05-13	2006-09-30
2007	2007-04-29	2007-09-14
2008	2008-05-17	2008-09-29
2009	2009-05-12	2009-09-29
2010	2010-06-03	2010-10-02
2011	2011-06-11	2011-10-01
2012	2012-04-22	2012-10-04
2013	2013-04-29	2013-09-25
2014	2014-05-03	2014-09-26
2015	2015-05-30	2015-10-01
2016	2016-05-20	2016-09-28
2017	2017-05-05	2017-09-13

Every Fixed Threshold

Fixed thresholds at Dyer 5S
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	72	118	2012	96
35 C (95 F): Days	71	52	1971	51
40 C (104 F): Days	20	6	2005	1
90 F (32.2 C): Days	72	91	2003	82
100 F (37.8 C): Days	60	21	1961	11
0 C (32 F): Ice days (max	62	20	1916	3
0 C (32 F): Frost days (min	71	299	1907	164
-10 C (14 F): Days with min	71	128	1908	31
-20 C (-4 F): Days with min	36	23	1908	1
-30 C (-22 F): Days with min	1	1	1989	1
20 C (68 F): Tropical nights (min	28	4	1994	3
25 C (77 F): Days with min	1	1	1917	1
10 mm (0.39 in): Days with 10 mm or more rain	73	9	1913	6
25 mm (0.98 in): Days with 25 mm or more rain	25	3	1999	1
50 mm (1.97 in): Days with 50 mm or more rain	4	2	2008	1
10 cm (3.9 in): Days with 10 cm or more snowfall	32	6	1916	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1916	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.

Download the Data

Data for Dyer 5S 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).

Dyer 5S Threshold Days by Year (USC00262431)

Key Facts for Dyer 5S Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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