Moline Quad City Intl AP Threshold Days by Year (USW00014923)

18 fixed thresholds counted per year at Moline Quad City Intl AP (USW00014923): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Moline Quad City Intl AP Thresholds

Moline Quad City Intl AP: days with a maximum temperature at or above 30 C (86 F) in 83 years, most in 2005 with 79.
Moline Quad City Intl AP: days with a maximum temperature at or above 90 F (32.2 C) in 83 years, most in 1983 with 55.
Moline Quad City Intl AP: days with a maximum temperature at or below 0 C (32 F) in 83 years, most in 1978 with 78.
Moline Quad City Intl AP: nights with a minimum temperature at or below 0 C (32 F) in 83 years, most in 1952 with 155.
18 fixed thresholds have at least one qualifying day at Moline Quad City Intl AP.

Days at or above 30 C (86 F)

83 years with a qualifying day

Days per year at Moline Quad City Intl AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 79 in 2005.

Days at or above 30 C (86 F) per year at Moline Quad City Intl AP
Year	Days	Decade average
1944	55	47.5
1945	34	47.5
1946	40	47.5
1947	58	47.5
1948	46	47.5
1949	52	47.5
1950	25	46.4
1951	30	46.4
1952	61	46.4
1953	63	46.4
1954	52	46.4
1955	61	46.4
1956	47	46.4
1957	41	46.4
1958	28	46.4
1959	56	46.4
1960	34	43.2
1961	53	43.2
1962	46	43.2
1963	57	43.2
1964	51	43.2
1965	33	43.2
1966	48	43.2
1967	23	43.2
1968	45	43.2
1969	42	43.2
1970	52	50.4
1971	64	50.4
1972	48	50.4
1973	43	50.4
1974	31	50.4
1975	59	50.4
1976	51	50.4
1977	58	50.4
1978	53	50.4
1979	45	50.4
1980	53	51
1981	28	51
1982	31	51
1983	75	51
1984	54	51
1985	43	51
1986	42	51
1987	68	51
1988	77	51
1989	39	51
1990	40	45.7
1991	74	45.7
1992	25	45.7
1993	41	45.7
1994	42	45.7
1995	58	45.7
1996	37	45.7
1997	39	45.7
1998	45	45.7
1999	56	45.7
2000	40	48.3
2001	47	48.3
2002	60	48.3
2003	48	48.3
2004	34	48.3
2005	79	48.3
2006	52	48.3
2007	77	48.3
2008	30	48.3
2009	16	48.3
2010	66	53.7
2011	55	53.7
2012	68	53.7
2013	47	53.7
2014	32	53.7
2015	35	53.7
2016	61	53.7
2017	49	53.7
2018	65	53.7
2019	59	53.7
2020	58	59
2021	71	59
2022	55	59
2023	67	59
2024	57	59
2025	61	59
2026	44	59

For each year, a bar from the first to the last day at Moline Quad City Intl AP meeting 30 C (86 F).

First to last qualifying date each year at Moline Quad City Intl AP
Year	First date	Last date
1944	1944-05-12	1944-09-18
1945	1945-06-22	1945-09-09
1946	1946-06-07	1946-09-26
1947	1947-06-09	1947-10-21
1948	1948-04-25	1948-09-19
1949	1949-05-03	1949-10-08
1950	1950-05-24	1950-10-18
1951	1951-05-01	1951-10-04
1952	1952-04-28	1952-09-30
1953	1953-05-25	1953-10-15
1954	1954-06-07	1954-10-03
1955	1955-05-03	1955-09-18
1956	1956-05-11	1956-09-22
1957	1957-06-06	1957-09-19
1958	1958-05-11	1958-09-24
1959	1959-05-02	1959-09-22
1960	1960-04-23	1960-09-08
1961	1961-05-13	1961-09-10
1962	1962-04-26	1962-10-11
1963	1963-05-08	1963-10-15
1964	1964-04-16	1964-09-20
1965	1965-05-01	1965-09-19
1966	1966-05-05	1966-09-02
1967	1967-05-18	1967-10-04
1968	1968-05-02	1968-09-03
1969	1969-05-03	1969-10-04
1970	1970-04-28	1970-09-21
1971	1971-04-12	1971-10-02
1972	1972-05-19	1972-09-20
1973	1973-06-08	1973-09-02
1974	1974-05-21	1974-08-26
1975	1975-05-05	1975-10-13
1976	1976-06-06	1976-10-03
1977	1977-04-16	1977-09-08
1978	1978-05-25	1978-09-19
1979	1979-05-08	1979-09-12
1980	1980-04-22	1980-09-20
1981	1981-04-27	1981-09-30
1982	1982-05-05	1982-09-30
1983	1983-06-09	1983-09-19
1984	1984-05-18	1984-09-24
1985	1985-04-18	1985-09-19
1986	1986-03-29	1986-09-28
1987	1987-04-20	1987-09-05
1988	1988-05-14	1988-09-22
1989	1989-04-25	1989-08-27
1990	1990-04-25	1990-10-05
1991	1991-05-12	1991-09-15
1992	1992-04-30	1992-08-25
1993	1993-05-08	1993-09-12
1994	1994-04-18	1994-09-30
1995	1995-06-05	1995-09-13
1996	1996-05-17	1996-09-07
1997	1997-05-18	1997-10-07
1998	1998-05-14	1998-09-26
1999	1999-05-28	1999-09-25
2000	2000-05-06	2000-09-18
2001	2001-05-15	2001-09-07
2002	2002-04-15	2002-09-30
2003	2003-04-14	2003-09-11
2004	2004-04-16	2004-09-14
2005	2005-05-07	2005-10-05
2006	2006-04-13	2006-10-03
2007	2007-04-22	2007-10-07
2008	2008-06-02	2008-09-02
2009	2009-05-23	2009-08-15
2010	2010-05-23	2010-10-09
2011	2011-05-10	2011-09-12
2012	2012-05-19	2012-09-12
2013	2013-04-30	2013-09-19
2014	2014-05-07	2014-09-04
2015	2015-06-04	2015-09-17
2016	2016-05-06	2016-10-17
2017	2017-05-15	2017-10-02
2018	2018-05-02	2018-10-03
2019	2019-05-16	2019-10-01
2020	2020-05-24	2020-09-06
2021	2021-04-27	2021-09-30
2022	2022-05-09	2022-09-21
2023	2023-04-14	2023-10-03
2024	2024-05-18	2024-10-05
2025	2025-04-28	2025-10-04
2026	2026-03-21	2026-10-12

Every Fixed Threshold

Fixed thresholds at Moline Quad City Intl AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	83	79	2005	44
35 C (95 F): Days	72	29	1988	5
40 C (104 F): Days	2	1	1988	1
90 F (32.2 C): Days	83	55	1983	22
100 F (37.8 C): Days	16	11	1988	1
0 C (32 F): Ice days (max	83	78	1978	28
0 C (32 F): Frost days (min	83	155	1952	73
-10 C (14 F): Days with min	83	68	1978	26
-20 C (-4 F): Days with min	81	35	1963	3
-30 C (-22 F): Days with min	11	3	1979	2
20 C (68 F): Tropical nights (min	83	50	2010	35
25 C (77 F): Days with min	40	4	1983	2
10 mm (0.39 in): Days with 10 mm or more rain	83	47	2019	30
25 mm (0.98 in): Days with 25 mm or more rain	83	17	1993	15
50 mm (1.97 in): Days with 50 mm or more rain	66	5	1970	3
100 mm (3.94 in): Days with 100 mm or more rain	11	1	1949	1
10 cm (3.9 in): Days with 10 cm or more snowfall	72	5	1972	1
25 cm (9.8 in): Days with 25 cm or more snowfall	9	1	1967	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

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Data for Moline Quad City Intl AP 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).

Moline Quad City Intl AP Threshold Days by Year (USW00014923)

Key Facts for Moline Quad City Intl AP Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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