Sam Threshold Days by Year (KZ000035925)

17 fixed thresholds counted per year at Sam (KZ000035925): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sam Thresholds

Sam: days with a maximum temperature at or above 30 C (86 F) in 77 years, most in 2021 with 116.
Sam: days with a maximum temperature at or above 35 C (95 F) in 77 years, most in 2010 with 77.
Sam: days with a maximum temperature at or above 90 F (32.2 C) in 77 years, most in 2021 with 102.
Sam: days with a maximum temperature at or above 100 F (37.8 C) in 77 years, most in 2010 with 50.
17 fixed thresholds have at least one qualifying day at Sam.

Days at or above 30 C (86 F)

77 years with a qualifying day

Days per year at Sam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 116 in 2021.

Days at or above 30 C (86 F) per year at Sam
Year	Days	Decade average
1947	76	76
1949	76	76
1950	76	85.7
1951	91	85.7
1952	91	85.7
1953	93	85.7
1954	80	85.7
1955	94	85.7
1956	76	85.7
1957	102	85.7
1958	76	85.7
1959	78	85.7
1960	75	82.7
1961	95	82.7
1962	81	82.7
1963	61	82.7
1964	73	82.7
1965	87	82.7
1966	91	82.7
1967	91	82.7
1968	97	82.7
1969	76	82.7
1970	76	87.4
1971	85	87.4
1972	95	87.4
1973	75	87.4
1974	79	87.4
1975	109	87.4
1976	95	87.4
1977	94	87.4
1978	78	87.4
1979	88	87.4
1980	92	86.4
1981	87	86.4
1982	80	86.4
1983	76	86.4
1984	96	86.4
1985	82	86.4
1986	97	86.4
1987	76	86.4
1988	84	86.4
1989	94	86.4
1990	87	85.9
1991	78	85.9
1992	61	85.9
1993	74	85.9
1994	74	85.9
1995	101	85.9
1996	96	85.9
1997	102	85.9
1998	104	85.9
1999	82	85.9
2000	100	92.4
2001	85	92.4
2002	80	92.4
2003	75	92.4
2004	106	92.4
2005	103	92.4
2006	107	92.4
2007	104	92.4
2009	72	92.4
2010	104	97.1
2011	89	97.1
2012	115	97.1
2013	99	97.1
2014	102	97.1
2015	97	97.1
2016	92	97.1
2017	99	97.1
2018	86	97.1
2019	88	97.1
2020	94	95.3
2021	116	95.3
2022	101	95.3
2023	95	95.3
2025	79	95.3
2026	87	95.3

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

First to last qualifying date each year at Sam
Year	First date	Last date
1947	1947-05-20	1947-09-12
1949	1949-05-26	1949-08-25
1950	1950-04-28	1950-09-11
1951	1951-05-09	1951-09-23
1952	1952-05-18	1952-10-01
1953	1953-05-13	1953-09-16
1954	1954-05-13	1954-09-19
1955	1955-04-28	1955-09-23
1956	1956-05-14	1956-09-15
1957	1957-04-18	1957-10-05
1958	1958-05-20	1958-09-02
1959	1959-04-14	1959-09-03
1960	1960-04-27	1960-09-11
1961	1961-05-03	1961-09-13
1962	1962-05-08	1962-09-14
1963	1963-05-21	1963-09-08
1964	1964-05-09	1964-09-21
1965	1965-04-28	1965-09-17
1966	1966-05-12	1966-09-20
1967	1967-05-12	1967-09-05
1968	1968-05-05	1968-09-28
1969	1969-05-14	1969-09-07
1970	1970-05-02	1970-09-29
1971	1971-05-21	1971-10-07
1972	1972-04-22	1972-09-30
1973	1973-05-17	1973-09-14
1974	1974-05-12	1974-09-17
1975	1975-04-12	1975-09-12
1976	1976-05-14	1976-09-07
1977	1977-04-12	1977-09-12
1978	1978-05-15	1978-09-22
1979	1979-05-15	1979-09-09
1980	1980-05-16	1980-09-17
1981	1981-05-29	1981-09-18
1982	1982-04-18	1982-09-11
1983	1983-05-04	1983-09-09
1984	1984-05-13	1984-09-14
1985	1985-04-24	1985-09-24
1986	1986-05-02	1986-09-20
1987	1987-05-10	1987-08-31
1988	1988-05-27	1988-09-19
1989	1989-05-11	1989-10-02
1990	1990-04-28	1990-09-28
1991	1991-05-08	1991-09-22
1992	1992-05-17	1992-09-12
1993	1993-05-16	1993-09-19
1994	1994-04-24	1994-09-29
1995	1995-04-28	1995-09-13
1996	1996-05-07	1996-09-17
1997	1997-04-24	1997-09-12
1998	1998-04-13	1998-09-22
1999	1999-05-17	1999-10-04
2000	2000-04-20	2000-09-13
2001	2001-05-05	2001-09-05
2002	2002-06-05	2002-09-29
2003	2003-05-17	2003-09-07
2004	2004-05-11	2004-09-30
2005	2005-04-20	2005-09-25
2006	2006-04-16	2006-09-11
2007	2007-05-14	2007-10-15
2009	2009-05-26	2009-09-13
2010	2010-04-23	2010-09-08
2011	2011-05-21	2011-09-10
2012	2012-04-10	2012-09-17
2013	2013-04-10	2013-09-08
2014	2014-05-02	2014-09-24
2015	2015-04-10	2015-09-26
2016	2016-04-27	2016-09-23
2017	2017-04-24	2017-09-22
2018	2018-04-28	2018-10-04
2019	2019-05-04	2019-09-21
2020	2020-04-21	2020-09-13
2021	2021-04-26	2021-09-16
2022	2022-04-29	2022-09-25
2023	2023-04-13	2023-08-25
2025	2025-04-27	2025-09-04
2026	2026-05-14	2026-09-23

Every Fixed Threshold

Fixed thresholds at Sam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	77	116	2021	87
35 C (95 F): Days	77	77	2010	34
40 C (104 F): Days	70	22	2021	5
45 C (113 F): Days	8	1	1975	1
90 F (32.2 C): Days	77	102	2021	57
100 F (37.8 C): Days	77	50	2010	15
110 F (43.3 C): Days	23	4	1999	2
0 C (32 F): Ice days (max	77	104	1952	42
0 C (32 F): Frost days (min	55	166	1953	70
-10 C (14 F): Days with min	55	88	1950	25
-20 C (-4 F): Days with min	50	54	1972	7
-30 C (-22 F): Days with min	18	11	1972	5
20 C (68 F): Tropical nights (min	55	68	2025	70
25 C (77 F): Days with min	45	26	2025	24
10 mm (0.39 in): Days with 10 mm or more rain	36	6	1959	1
25 mm (0.98 in): Days with 25 mm or more rain	12	2	1969	1
50 mm (1.97 in): Days with 50 mm or more rain	2	1	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

Data for Sam 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).

Sam Threshold Days by Year (KZ000035925)

Key Facts for Sam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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