Monroeville 1 NW Threshold Days by Year (USC00125815)

6 fixed thresholds counted per year at Monroeville 1 NW (USC00125815): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Monroeville 1 NW Thresholds

Monroeville 1 NW: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1950 with 45.
Monroeville 1 NW: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1998 with 15.
Monroeville 1 NW: days with 50 mm (1.97 in) or more of precipitation in 30 years, most in 1997 with 7.
Monroeville 1 NW: days with 10 cm (3.9 in) or more of snowfall in 30 years, most in 1982 with 5.
6 fixed thresholds have at least one qualifying day at Monroeville 1 NW.

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

55 years with a qualifying day

Days per year at Monroeville 1 NW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 45 in 1950.

Days with 10 mm (0.39 in) or more of precipitation per year at Monroeville 1 NW
Year	Days	Decade average
1941	22	27
1942	29	27
1943	30	27
1944	23	27
1945	33	27
1946	21	27
1947	28	27
1948	34	27
1949	23	27
1950	45	31.6
1951	31	31.6
1952	30	31.6
1953	18	31.6
1954	33	31.6
1957	32	31.6
1958	28	31.6
1959	36	31.6
1960	18	25.2
1961	31	25.2
1962	15	25.2
1963	21	25.2
1964	31	25.2
1965	26	25.2
1966	26	25.2
1967	24	25.2
1968	24	25.2
1969	36	25.2
1970	30	27.3
1971	25	27.3
1972	34	27.3
1973	25	27.3
1974	30	27.3
1975	29	27.3
1976	25	27.3
1978	25	27.3
1979	23	27.3
1981	28	29.6
1982	43	29.6
1983	25	29.6
1984	26	29.6
1985	32	29.6
1986	36	29.6
1987	26	29.6
1988	22	29.6
1989	28	29.6
1990	41	29.9
1991	27	29.9
1992	30	29.9
1993	31	29.9
1994	24	29.9
1995	28	29.9
1996	32	29.9
1997	34	29.9
1998	30	29.9
1999	22	29.9

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

First to last qualifying date each year at Monroeville 1 NW
Year	First date	Last date
1941	1941-01-02	1941-12-24
1942	1942-01-02	1942-12-28
1943	1943-01-04	1943-11-07
1944	1944-02-11	1944-11-15
1945	1945-02-22	1945-12-25
1946	1946-01-12	1946-11-26
1947	1947-01-02	1947-12-16
1948	1948-01-01	1948-12-29
1949	1949-01-05	1949-12-11
1950	1950-01-03	1950-12-07
1951	1951-01-15	1951-12-25
1952	1952-01-17	1952-12-21
1953	1953-01-24	1953-12-06
1954	1954-01-20	1954-12-30
1957	1957-01-10	1957-11-14
1958	1958-01-22	1958-11-26
1959	1959-01-01	1959-12-29
1960	1960-01-12	1960-12-21
1961	1961-02-18	1961-11-23
1962	1962-01-15	1962-11-17
1963	1963-02-24	1963-11-23
1964	1964-01-09	1964-12-25
1965	1965-01-02	1965-12-25
1966	1966-01-02	1966-12-10
1967	1967-01-27	1967-12-10
1968	1968-01-28	1968-12-28
1969	1969-01-18	1969-12-15
1970	1970-03-26	1970-11-30
1971	1971-01-03	1971-12-30
1972	1972-03-02	1972-12-13
1973	1973-01-04	1973-12-31
1974	1974-01-19	1974-12-16
1975	1975-01-09	1975-12-15
1976	1976-01-14	1976-11-27
1978	1978-01-26	1978-12-04
1979	1979-01-01	1979-12-22
1981	1981-02-20	1981-12-23
1982	1982-01-04	1982-12-26
1983	1983-02-02	1983-12-22
1984	1984-02-28	1984-12-30
1985	1985-01-01	1985-12-11
1986	1986-01-20	1986-12-02
1987	1987-01-19	1987-12-29
1988	1988-02-03	1988-12-28
1989	1989-01-06	1989-12-30
1990	1990-01-18	1990-12-30
1991	1991-03-13	1991-12-13
1992	1992-01-14	1992-12-31
1993	1993-01-04	1993-11-17
1994	1994-01-28	1994-12-17
1995	1995-01-15	1995-11-11
1996	1996-01-19	1996-12-24
1997	1997-01-05	1997-12-25
1998	1998-01-04	1998-11-25
1999	1999-01-02	1999-12-14

Every Fixed Threshold

Fixed thresholds at Monroeville 1 NW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	55	45	1950	22
25 mm (0.98 in): Days with 25 mm or more rain	55	15	1998	4
50 mm (1.97 in): Days with 50 mm or more rain	30	7	1997	5
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1991	1
10 cm (3.9 in): Days with 10 cm or more snowfall	30	5	1982	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1948	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

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Data for Monroeville 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Monroeville 1 NW Threshold Days by Year (USC00125815)

Key Facts for Monroeville 1 NW Thresholds

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

Every Fixed Threshold

Download the Data

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