Poset Threshold Days by Year (RSM00031969)

14 fixed thresholds counted per year at Poset (RSM00031969): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Poset Thresholds

Poset: days with a maximum temperature at or below 0 C (32 F) in 88 years, most in 1947 with 114.
Poset: days with 10 mm (0.39 in) or more of precipitation in 86 years, most in 2000 with 36.
Poset: days with 25 mm (0.98 in) or more of precipitation in 86 years, most in 2023 with 14.
Poset: nights with a minimum temperature at or below 0 C (32 F) in 83 years, most in 2010 with 158.
14 fixed thresholds have at least one qualifying day at Poset.

Days at or above 30 C (86 F)

82 years with a qualifying day

Days per year at Poset with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 16 in 1939.

Days at or above 30 C (86 F) per year at Poset
Year	Days	Decade average
1938	2	9
1939	16	9
1940	2	4.8
1941	1	4.8
1943	4	4.8
1944	10	4.8
1945	2	4.8
1946	5	4.8
1948	4	4.8
1949	10	4.8
1950	9	5.9
1951	7	5.9
1952	6	5.9
1953	3	5.9
1955	13	5.9
1956	4	5.9
1958	4	5.9
1959	1	5.9
1960	5	3.4
1961	4	3.4
1963	2	3.4
1964	3	3.4
1965	1	3.4
1966	2	3.4
1967	7	3.4
1968	4	3.4
1969	3	3.4
1970	2	4.4
1971	2	4.4
1972	3	4.4
1973	12	4.4
1974	4	4.4
1975	4	4.4
1976	3	4.4
1977	4	4.4
1978	6	4.4
1979	4	4.4
1980	1	3.8
1981	7	3.8
1982	3	3.8
1983	1	3.8
1984	5	3.8
1985	6	3.8
1987	4	3.8
1988	3	3.8
1989	4	3.8
1990	5	3.7
1991	2	3.7
1992	3	3.7
1993	1	3.7
1994	10	3.7
1995	1	3.7
1996	4	3.7
1997	6	3.7
1998	2	3.7
1999	3	3.7
2000	5	5.7
2001	7	5.7
2002	2	5.7
2003	2	5.7
2004	12	5.7
2005	6	5.7
2006	7	5.7
2007	8	5.7
2008	7	5.7
2009	1	5.7
2010	5	5.5
2011	5	5.5
2012	2	5.5
2013	7	5.5
2014	6	5.5
2015	6	5.5
2016	6	5.5
2017	7	5.5
2018	8	5.5
2019	3	5.5
2020	3	8.7
2021	9	8.7
2022	3	8.7
2023	10	8.7
2024	5	8.7
2025	22	8.7

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

First to last qualifying date each year at Poset
Year	First date	Last date
1938	1938-07-19	1938-08-12
1939	1939-07-15	1939-08-23
1940	1940-07-13	1940-07-15
1941	1941-07-04	1941-07-04
1943	1943-08-02	1943-08-12
1944	1944-06-22	1944-08-30
1945	1945-08-09	1945-08-10
1946	1946-06-14	1946-08-18
1948	1948-06-22	1948-08-21
1949	1949-07-17	1949-08-24
1950	1950-06-30	1950-08-20
1951	1951-05-28	1951-08-10
1952	1952-07-01	1952-08-14
1953	1953-06-16	1953-07-25
1955	1955-06-07	1955-08-24
1956	1956-07-30	1956-08-06
1958	1958-06-24	1958-08-10
1959	1959-07-30	1959-07-30
1960	1960-07-01	1960-09-13
1961	1961-07-03	1961-08-14
1963	1963-07-01	1963-07-22
1964	1964-06-26	1964-08-05
1965	1965-07-30	1965-07-30
1966	1966-07-17	1966-07-28
1967	1967-08-01	1967-08-25
1968	1968-07-21	1968-08-03
1969	1969-08-13	1969-08-15
1970	1970-06-27	1970-07-27
1971	1971-07-29	1971-07-31
1972	1972-07-28	1972-08-02
1973	1973-07-07	1973-08-15
1974	1974-08-03	1974-08-20
1975	1975-07-17	1975-08-05
1976	1976-07-07	1976-08-03
1977	1977-07-25	1977-07-30
1978	1978-07-04	1978-08-22
1979	1979-05-21	1979-06-24
1980	1980-06-06	1980-06-06
1981	1981-05-22	1981-07-26
1982	1982-06-15	1982-08-10
1983	1983-07-27	1983-07-27
1984	1984-08-05	1984-08-11
1985	1985-06-04	1985-08-03
1987	1987-06-22	1987-07-29
1988	1988-07-31	1988-08-03
1989	1989-08-01	1989-08-04
1990	1990-07-22	1990-08-07
1991	1991-06-06	1991-07-25
1992	1992-07-27	1992-07-29
1993	1993-05-27	1993-05-27
1994	1994-07-02	1994-09-02
1995	1995-07-28	1995-07-28
1996	1996-07-30	1996-08-18
1997	1997-06-23	1997-08-23
1998	1998-06-27	1998-06-28
1999	1999-08-11	1999-09-09
2000	2000-06-18	2000-09-03
2001	2001-06-27	2001-09-01
2002	2002-05-20	2002-06-09
2003	2003-06-21	2003-08-05
2004	2004-06-13	2004-08-21
2005	2005-06-23	2005-08-14
2006	2006-08-04	2006-08-16
2007	2007-06-15	2007-08-25
2008	2008-07-07	2008-08-14
2009	2009-08-13	2009-08-13
2010	2010-06-24	2010-09-14
2011	2011-07-05	2011-08-14
2012	2012-07-28	2012-08-06
2013	2013-07-17	2013-08-14
2014	2014-08-01	2014-08-23
2015	2015-07-07	2015-08-10
2016	2016-07-03	2016-08-15
2017	2017-07-01	2017-07-17
2018	2018-06-23	2018-08-04
2019	2019-07-31	2019-08-02
2020	2020-07-21	2020-08-19
2021	2021-07-21	2021-08-06
2022	2022-07-04	2022-08-08
2023	2023-06-17	2023-08-02
2024	2024-07-22	2024-08-09
2025	2025-06-23	2025-08-23

Every Fixed Threshold

Fixed thresholds at Poset
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	82	16	1939	22
35 C (95 F): Days	4	2	1949	2
90 F (32.2 C): Days	45	10	1973	6
0 C (32 F): Ice days (max	88	114	1947	41
0 C (32 F): Frost days (min	83	158	2010	77
-10 C (14 F): Days with min	83	101	1947	33
-20 C (-4 F): Days with min	51	16	1947	4
20 C (68 F): Tropical nights (min	78	38	2010	48
25 C (77 F): Days with min	4	2	1981	5
10 mm (0.39 in): Days with 10 mm or more rain	86	36	2000	13
25 mm (0.98 in): Days with 25 mm or more rain	86	14	2023	1
50 mm (1.97 in): Days with 50 mm or more rain	67	5	1992	1
100 mm (3.94 in): Days with 100 mm or more rain	19	2	2023	2
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1998	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

Download the Data

Data for Poset 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).

Poset Threshold Days by Year (RSM00031969)

Key Facts for Poset Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related