Akron 4 E Threshold Days by Year (USC00050109)

17 fixed thresholds counted per year at Akron 4 E (USC00050109): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Akron 4 E Thresholds

Akron 4 E: days with 10 mm (0.39 in) or more of precipitation in 77 years, most in 1949 with 20.
Akron 4 E: days with a maximum temperature at or above 30 C (86 F) in 72 years, most in 1934 with 100.
Akron 4 E: days with a maximum temperature at or above 90 F (32.2 C) in 72 years, most in 1934 with 77.
Akron 4 E: days with a maximum temperature at or below 0 C (32 F) in 72 years, most in 1978 with 61.
17 fixed thresholds have at least one qualifying day at Akron 4 E.

Days at or above 30 C (86 F)

72 years with a qualifying day

Days per year at Akron 4 E with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 100 in 1934.

Days at or above 30 C (86 F) per year at Akron 4 E
Year	Days	Decade average
1916	62	60.3
1917	52	60.3
1918	55	60.3
1919	72	60.3
1920	46	55.7
1921	72	55.7
1922	62	55.7
1926	60	55.7
1927	41	55.7
1928	43	55.7
1929	66	55.7
1930	50	69.2
1931	67	69.2
1932	63	69.2
1933	72	69.2
1934	100	69.2
1935	63	69.2
1972	59	64
1973	57	64
1974	66	64
1975	66	64
1976	69	64
1977	73	64
1978	75	64
1979	47	64
1980	79	63.9
1981	59	63.9
1982	53	63.9
1983	73	63.9
1984	74	63.9
1985	61	63.9
1986	64	63.9
1987	40	63.9
1988	76	63.9
1989	60	63.9
1990	61	61.3
1991	62	61.3
1992	34	61.3
1993	52	61.3
1994	79	61.3
1995	62	61.3
1996	56	61.3
1997	74	61.3
1998	75	61.3
1999	58	61.3
2000	90	70.2
2001	76	70.2
2002	82	70.2
2003	69	70.2
2004	60	70.2
2005	83	70.2
2006	70	70.2
2007	69	70.2
2008	54	70.2
2009	49	70.2
2010	80	77
2011	80	77
2012	95	77
2013	79	77
2014	60	77
2015	79	77
2016	73	77
2017	77	77
2018	84	77
2019	63	77
2020	86	73.1
2021	72	73.1
2022	83	73.1
2023	50	73.1
2024	75	73.1
2025	64	73.1
2026	82	73.1

For each year, a bar from the first to the last day at Akron 4 E meeting 30 C (86 F).

First to last qualifying date each year at Akron 4 E
Year	First date	Last date
1916	1916-05-06	1916-09-09
1917	1917-04-19	1917-09-24
1918	1918-05-09	1918-09-01
1919	1919-05-31	1919-09-13
1920	1920-06-08	1920-10-11
1921	1921-05-29	1921-10-22
1922	1922-04-22	1922-10-05
1926	1926-05-05	1926-10-18
1927	1927-05-18	1927-09-17
1928	1928-04-29	1928-10-10
1929	1929-05-27	1929-10-06
1930	1930-04-09	1930-09-23
1931	1931-05-15	1931-09-30
1932	1932-05-19	1932-09-19
1933	1933-05-23	1933-09-30
1934	1934-05-01	1934-10-08
1935	1935-06-10	1935-09-25
1972	1972-05-18	1972-09-28
1973	1973-06-08	1973-10-24
1974	1974-05-20	1974-10-04
1975	1975-06-04	1975-10-13
1976	1976-05-19	1976-09-13
1977	1977-04-11	1977-10-19
1978	1978-05-15	1978-10-02
1979	1979-06-06	1979-10-08
1980	1980-04-22	1980-10-13
1981	1981-06-07	1981-09-30
1982	1982-05-28	1982-09-28
1983	1983-06-19	1983-10-01
1984	1984-05-13	1984-09-24
1985	1985-06-07	1985-09-19
1986	1986-05-05	1986-08-31
1987	1987-04-19	1987-10-04
1988	1988-05-14	1988-09-26
1989	1989-04-22	1989-10-14
1990	1990-05-23	1990-10-06
1991	1991-05-15	1991-10-17
1992	1992-05-01	1992-10-03
1993	1993-05-27	1993-10-07
1994	1994-05-17	1994-09-30
1995	1995-06-14	1995-09-18
1996	1996-04-25	1996-10-14
1997	1997-05-17	1997-10-05
1998	1998-05-14	1998-09-30
1999	1999-05-20	1999-10-07
2000	2000-04-19	2000-10-02
2001	2001-05-02	2001-10-03
2002	2002-04-16	2002-09-09
2003	2003-05-30	2003-10-24
2004	2004-05-06	2004-09-21
2005	2005-05-20	2005-10-04
2006	2006-05-19	2006-10-02
2007	2007-05-14	2007-10-07
2008	2008-05-19	2008-09-27
2009	2009-05-19	2009-10-01
2010	2010-05-23	2010-10-08
2011	2011-04-03	2011-10-05
2012	2012-04-25	2012-10-04
2013	2013-05-14	2013-09-23
2014	2014-05-29	2014-09-27
2015	2015-06-02	2015-10-12
2016	2016-05-07	2016-10-29
2017	2017-05-08	2017-09-23
2018	2018-04-30	2018-10-04
2019	2019-05-16	2019-09-30
2020	2020-05-01	2020-10-10
2021	2021-06-07	2021-09-28
2022	2022-04-23	2022-09-30
2023	2023-04-12	2023-10-01
2024	2024-06-04	2024-10-06
2025	2025-05-13	2025-10-05
2026	2026-03-22	2026-10-12

Every Fixed Threshold

Fixed thresholds at Akron 4 E
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	72	100	1934	82
35 C (95 F): Days	71	51	2012	15
40 C (104 F): Days	15	6	1934	1
90 F (32.2 C): Days	72	77	1934	43
100 F (37.8 C): Days	60	27	2012	3
0 C (32 F): Ice days (max	72	61	1978	7
0 C (32 F): Frost days (min	71	190	1984	81
-10 C (14 F): Days with min	71	74	1929	17
-20 C (-4 F): Days with min	69	19	1916	3
-30 C (-22 F): Days with min	14	3	1989	1
20 C (68 F): Tropical nights (min	27	6	1934	3
10 mm (0.39 in): Days with 10 mm or more rain	77	20	1949	12
25 mm (0.98 in): Days with 25 mm or more rain	71	7	2023	1
50 mm (1.97 in): Days with 50 mm or more rain	25	2	1907	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1973	1
10 cm (3.9 in): Days with 10 cm or more snowfall	42	6	1973	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1972	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1916.

Download the Data

Data for Akron 4 E 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).

Akron 4 E Threshold Days by Year (USC00050109)

Key Facts for Akron 4 E Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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