Grand Ledge 1 NW Threshold Days by Year (USC00203306)

14 fixed thresholds counted per year at Grand Ledge 1 NW (USC00203306): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grand Ledge 1 NW Thresholds

Grand Ledge 1 NW: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1957 with 43.
Grand Ledge 1 NW: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 2011 with 13.
Grand Ledge 1 NW: days with 10 cm (3.9 in) or more of snowfall in 50 years, most in 1973 with 6.
Grand Ledge 1 NW: days with 50 mm (1.97 in) or more of precipitation in 37 years, most in 1988 with 6.
14 fixed thresholds have at least one qualifying day at Grand Ledge 1 NW.

Days with 10 mm (0.39 in) or more of precipitation

69 years with a qualifying day

Days per year at Grand Ledge 1 NW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1957.

Days with 10 mm (0.39 in) or more of precipitation per year at Grand Ledge 1 NW
Year	Days	Decade average
1949	34	34
1950	26	24.9
1951	22	24.9
1952	15	24.9
1953	21	24.9
1954	20	24.9
1955	27	24.9
1956	19	24.9
1957	43	24.9
1958	17	24.9
1959	39	24.9
1960	26	24.9
1961	28	24.9
1962	16	24.9
1963	20	24.9
1964	20	24.9
1965	24	24.9
1966	25	24.9
1967	32	24.9
1968	32	24.9
1969	26	24.9
1970	34	28.1
1971	22	28.1
1972	28	28.1
1973	31	28.1
1974	35	28.1
1975	33	28.1
1976	27	28.1
1977	25	28.1
1978	24	28.1
1979	22	28.1
1980	23	27
1981	30	27
1982	27	27
1983	35	27
1984	24	27
1985	31	27
1986	31	27
1987	23	27
1988	23	27
1989	23	27
1990	31	26.3
1991	30	26.3
1992	30	26.3
1993	25	26.3
1994	29	26.3
1995	24	26.3
1996	23	26.3
1997	20	26.3
1998	25	26.3
2001	28	30
2009	32	30
2010	30	31
2011	31	31
2012	25	31
2013	36	31
2014	28	31
2015	26	31
2016	39	31
2017	36	31
2018	24	31
2019	35	31
2020	28	26.3
2021	24	26.3
2022	24	26.3
2023	26	26.3
2024	27	26.3
2025	28	26.3
2026	27	26.3

For each year, a bar from the first to the last day at Grand Ledge 1 NW meeting 10 mm (0.39 in).

First to last qualifying date each year at Grand Ledge 1 NW
Year	First date	Last date
1949	1949-01-18	1949-12-27
1950	1950-01-03	1950-12-07
1951	1951-01-03	1951-12-21
1952	1952-01-05	1952-12-20
1953	1953-01-18	1953-12-10
1954	1954-01-27	1954-12-30
1955	1955-01-05	1955-12-04
1956	1956-03-07	1956-12-24
1957	1957-01-22	1957-12-20
1958	1958-01-01	1958-10-25
1959	1959-01-21	1959-12-28
1960	1960-01-12	1960-11-01
1961	1961-02-19	1961-12-05
1962	1962-01-15	1962-12-07
1963	1963-03-06	1963-11-18
1964	1964-03-25	1964-11-28
1965	1965-01-23	1965-12-25
1966	1966-03-01	1966-12-20
1967	1967-01-27	1967-12-21
1968	1968-01-15	1968-12-28
1969	1969-01-18	1969-11-19
1970	1970-03-04	1970-12-11
1971	1971-02-05	1971-12-30
1972	1972-03-14	1972-12-31
1973	1973-01-04	1973-12-25
1974	1974-01-20	1974-12-08
1975	1975-01-09	1975-12-20
1976	1976-01-14	1976-11-27
1977	1977-03-05	1977-12-18
1978	1978-01-26	1978-12-02
1979	1979-01-01	1979-12-25
1980	1980-02-22	1980-12-29
1981	1981-02-11	1981-11-20
1982	1982-01-04	1982-12-25
1983	1983-01-23	1983-12-22
1984	1984-03-16	1984-12-30
1985	1985-01-01	1985-12-02
1986	1986-02-02	1986-11-27
1987	1987-04-16	1987-12-20
1988	1988-01-18	1988-12-27
1989	1989-01-08	1989-11-28
1990	1990-01-26	1990-12-29
1991	1991-01-12	1991-12-13
1992	1992-01-14	1992-12-31
1993	1993-01-04	1993-10-21
1994	1994-01-28	1994-12-07
1995	1995-01-21	1995-12-14
1996	1996-01-19	1996-12-24
1997	1997-01-10	1997-11-02
1998	1998-01-04	1998-12-07
2001	2001-02-09	2001-12-15
2009	2009-02-12	2009-12-09
2010	2010-01-08	2010-12-13
2011	2011-01-01	2011-12-15
2012	2012-01-13	2012-12-21
2013	2013-01-11	2013-12-24
2014	2014-01-05	2014-12-25
2015	2015-02-02	2015-12-29
2016	2016-02-03	2016-12-12
2017	2017-01-03	2017-12-14
2018	2018-01-23	2018-12-14
2019	2019-01-01	2019-12-30
2020	2020-01-11	2020-12-13
2021	2021-03-26	2021-12-11
2022	2022-02-03	2022-11-18
2023	2023-02-23	2023-12-23
2024	2024-01-10	2024-12-30
2025	2025-02-13	2025-12-29
2026	2026-01-07	2026-10-02

Every Fixed Threshold

Fixed thresholds at Grand Ledge 1 NW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	2	47	2012	47
35 C (95 F): Days	2	6	2012	6
90 F (32.2 C): Days	2	24	2012	24
100 F (37.8 C): Days	1	1	2012	1
0 C (32 F): Ice days (max	2	44	2011	17
0 C (32 F): Frost days (min	2	122	2011	113
-10 C (14 F): Days with min	2	28	2011	8
20 C (68 F): Tropical nights (min	2	19	2012	19
10 mm (0.39 in): Days with 10 mm or more rain	69	43	1957	27
25 mm (0.98 in): Days with 25 mm or more rain	69	13	2011	6
50 mm (1.97 in): Days with 50 mm or more rain	37	6	1988	2
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1986	1
10 cm (3.9 in): Days with 10 cm or more snowfall	50	6	1973	3
25 cm (9.8 in): Days with 25 cm or more snowfall	6	1	1951	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2011.

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Data for Grand Ledge 1 NW 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Grand Ledge 1 NW Threshold Days by Year (USC00203306)

Key Facts for Grand Ledge 1 NW Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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