Montezuma 1 W Threshold Days by Year (USC00135650)

16 fixed thresholds counted per year at Montezuma 1 W (USC00135650): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Montezuma 1 W Thresholds

Montezuma 1 W: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 2010 with 48.
Montezuma 1 W: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1993 with 18.
Montezuma 1 W: days with 10 cm (3.9 in) or more of snowfall in 54 years, most in 2000 with 7.
Montezuma 1 W: days with 50 mm (1.97 in) or more of precipitation in 52 years, most in 2010 with 5.
16 fixed thresholds have at least one qualifying day at Montezuma 1 W.

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

66 years with a qualifying day

Days per year at Montezuma 1 W with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 2010.

Days with 10 mm (0.39 in) or more of precipitation per year at Montezuma 1 W
Year	Days	Decade average
1938	34	28
1939	22	28
1950	18	25.2
1951	42	25.2
1952	28	25.2
1953	15	25.2
1954	25	25.2
1955	16	25.2
1956	18	25.2
1957	30	25.2
1958	23	25.2
1959	37	25.2
1960	33	26.9
1961	30	26.9
1962	27	26.9
1963	21	26.9
1964	23	26.9
1965	34	26.9
1966	20	26.9
1970	27	28.8
1971	22	28.8
1972	39	28.8
1973	35	28.8
1974	31	28.8
1975	23	28.8
1976	21	28.8
1977	28	28.8
1978	33	28.8
1979	29	28.8
1980	23	27
1981	26	27
1982	39	27
1983	26	27
1984	32	27
1985	29	27
1986	30	27
1987	32	27
1988	10	27
1989	23	27
1990	40	31.4
1991	28	31.4
1992	31	31.4
1993	44	31.4
1994	19	31.4
1995	29	31.4
1996	29	31.4
1997	33	31.4
1998	35	31.4
1999	26	31.4
2000	24	29
2001	26	29
2002	27	29
2003	26	29
2004	26	29
2005	23	29
2006	30	29
2007	33	29
2008	38	29
2009	37	29
2010	48	39.5
2011	31	39.5
2020	27	26.6
2021	32	26.6
2022	19	26.6
2023	23	26.6
2026	32	26.6

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

First to last qualifying date each year at Montezuma 1 W
Year	First date	Last date
1938	1938-01-09	1938-12-02
1939	1939-02-27	1939-11-09
1950	1950-01-26	1950-11-09
1951	1951-02-16	1951-12-14
1952	1952-01-19	1952-12-23
1953	1953-02-06	1953-12-10
1954	1954-03-19	1954-12-27
1955	1955-01-06	1955-09-29
1956	1956-04-28	1956-11-16
1957	1957-03-18	1957-12-25
1958	1958-06-01	1958-11-18
1959	1959-01-21	1959-12-28
1960	1960-01-12	1960-11-15
1961	1961-02-18	1961-12-23
1962	1962-01-26	1962-11-16
1963	1963-03-04	1963-11-23
1964	1964-03-09	1964-12-11
1965	1965-01-02	1965-12-24
1966	1966-01-13	1966-12-28
1970	1970-03-20	1970-12-11
1971	1971-01-04	1971-12-30
1972	1972-03-13	1972-12-29
1973	1973-01-04	1973-12-25
1974	1974-01-21	1974-12-07
1975	1975-01-29	1975-12-14
1976	1976-02-15	1976-10-05
1977	1977-03-12	1977-12-05
1978	1978-02-05	1978-12-03
1979	1979-01-01	1979-11-21
1980	1980-01-16	1980-12-08
1981	1981-02-22	1981-12-01
1982	1982-01-03	1982-12-28
1983	1983-03-06	1983-12-12
1984	1984-02-19	1984-12-14
1985	1985-02-21	1985-12-01
1986	1986-02-04	1986-12-02
1987	1987-03-01	1987-12-28
1988	1988-05-09	1988-12-27
1989	1989-01-06	1989-10-30
1990	1990-01-04	1990-12-03
1991	1991-03-02	1991-12-20
1992	1992-01-02	1992-11-26
1993	1993-01-12	1993-11-13
1994	1994-02-20	1994-12-07
1995	1995-03-20	1995-11-28
1996	1996-01-27	1996-11-30
1997	1997-02-04	1997-12-25
1998	1998-02-27	1998-11-10
1999	1999-03-09	1999-11-23
2000	2000-02-24	2000-12-21
2001	2001-01-14	2001-12-13
2002	2002-01-31	2002-10-25
2003	2003-01-31	2003-12-10
2004	2004-01-17	2004-12-06
2005	2005-01-06	2005-11-28
2006	2006-01-29	2006-12-31
2007	2007-01-01	2007-12-12
2008	2008-02-06	2008-12-19
2009	2009-03-07	2009-12-25
2010	2010-01-07	2010-12-12
2011	2011-02-20	2011-12-14
2020	2020-01-11	2020-12-30
2021	2021-01-26	2021-12-29
2022	2022-01-15	2022-12-14
2023	2023-01-19	2023-12-25
2026	2026-01-09	2026-10-09

Every Fixed Threshold

Fixed thresholds at Montezuma 1 W
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	2	59	1939	59
35 C (95 F): Days	2	12	1939	12
90 F (32.2 C): Days	2	33	1938	31
100 F (37.8 C): Days	1	2	1939	2
0 C (32 F): Ice days (max	2	46	1938	38
0 C (32 F): Frost days (min	2	154	1939	154
-10 C (14 F): Days with min	2	39	1939	39
-20 C (-4 F): Days with min	2	4	1938	3
20 C (68 F): Tropical nights (min	2	24	1938	12
25 C (77 F): Days with min	1	1	1939	1
10 mm (0.39 in): Days with 10 mm or more rain	66	48	2010	32
25 mm (0.98 in): Days with 25 mm or more rain	66	18	1993	17
50 mm (1.97 in): Days with 50 mm or more rain	52	5	2010	3
100 mm (3.94 in): Days with 100 mm or more rain	10	2	1961	1
10 cm (3.9 in): Days with 10 cm or more snowfall	54	7	2000	1
25 cm (9.8 in): Days with 25 cm or more snowfall	5	1	1959	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

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Data for Montezuma 1 W 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).

Montezuma 1 W Threshold Days by Year (USC00135650)

Key Facts for Montezuma 1 W Thresholds

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

Every Fixed Threshold

Download the Data

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