Cedar Rapids Muni AP Threshold Days by Year (USW00014990)

18 fixed thresholds counted per year at Cedar Rapids Muni AP (USW00014990): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cedar Rapids Muni AP Thresholds

Cedar Rapids Muni AP: days with a maximum temperature at or above 30 C (86 F) in 73 years, most in 1988 with 69.
Cedar Rapids Muni AP: days with a maximum temperature at or above 90 F (32.2 C) in 73 years, most in 1988 with 46.
Cedar Rapids Muni AP: days with a maximum temperature at or below 0 C (32 F) in 73 years, most in 1978 with 89.
Cedar Rapids Muni AP: nights with a minimum temperature at or below 0 C (32 F) in 73 years, most in 1976 with 170.
18 fixed thresholds have at least one qualifying day at Cedar Rapids Muni AP.

Days at or above 30 C (86 F)

73 years with a qualifying day

Days per year at Cedar Rapids Muni AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 69 in 1988.

Days at or above 30 C (86 F) per year at Cedar Rapids Muni AP
Year	Days	Decade average
1954	55	45.5
1955	59	45.5
1956	50	45.5
1957	40	45.5
1958	21	45.5
1959	48	45.5
1960	31	33.8
1961	49	33.8
1962	35	33.8
1963	42	33.8
1964	45	33.8
1965	25	33.8
1966	34	33.8
1967	20	33.8
1968	30	33.8
1969	27	33.8
1970	39	39.3
1971	52	39.3
1972	42	39.3
1973	38	39.3
1974	28	39.3
1975	49	39.3
1976	25	39.3
1977	38	39.3
1978	39	39.3
1979	43	39.3
1980	51	39.8
1981	25	39.8
1982	12	39.8
1983	66	39.8
1984	30	39.8
1985	35	39.8
1986	29	39.8
1987	50	39.8
1988	69	39.8
1989	31	39.8
1990	29	35.7
1991	62	35.7
1992	21	35.7
1993	18	35.7
1994	38	35.7
1995	62	35.7
1996	24	35.7
1997	38	35.7
1998	32	35.7
1999	33	35.7
2000	17	27.4
2001	32	27.4
2002	40	27.4
2003	31	27.4
2004	12	27.4
2005	49	27.4
2006	34	27.4
2007	40	27.4
2008	10	27.4
2009	9	27.4
2010	25	33.4
2011	39	33.4
2012	58	33.4
2013	40	33.4
2014	12	33.4
2015	18	33.4
2016	30	33.4
2017	37	33.4
2018	45	33.4
2019	30	33.4
2020	33	41.9
2021	50	41.9
2022	35	41.9
2023	55	41.9
2024	36	41.9
2025	49	41.9
2026	35	41.9

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

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

Every Fixed Threshold

Fixed thresholds at Cedar Rapids Muni AP
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	73	69	1988	35
35 C (95 F): Days	43	26	1988	8
40 C (104 F): Days	1	1	1988	1
90 F (32.2 C): Days	73	46	1988	15
100 F (37.8 C): Days	10	9	1988	1
0 C (32 F): Ice days (max	73	89	1978	31
0 C (32 F): Frost days (min	73	170	1976	79
-10 C (14 F): Days with min	73	75	1978	30
-20 C (-4 F): Days with min	73	32	1963	6
-30 C (-22 F): Days with min	13	3	1982	2
20 C (68 F): Tropical nights (min	73	41	1983	30
25 C (77 F): Days with min	12	4	1983	1
10 mm (0.39 in): Days with 10 mm or more rain	73	40	1993	34
25 mm (0.98 in): Days with 25 mm or more rain	73	20	1993	14
50 mm (1.97 in): Days with 50 mm or more rain	61	5	1993	4
100 mm (3.94 in): Days with 100 mm or more rain	6	2	1993	2
10 cm (3.9 in): Days with 10 cm or more snowfall	39	5	1962	3
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1954	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

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Data for Cedar Rapids Muni 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).

Cedar Rapids Muni AP Threshold Days by Year (USW00014990)

Key Facts for Cedar Rapids Muni AP Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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