Montello 2NE Threshold Days by Year (USC00265352)

17 fixed thresholds counted per year at Montello 2NE (USC00265352): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Montello 2NE Thresholds

Montello 2NE: days with a maximum temperature at or above 30 C (86 F) in 89 years, most in 1918 with 106.
Montello 2NE: days with a maximum temperature at or above 90 F (32.2 C) in 89 years, most in 1918 with 90.
Montello 2NE: days with a maximum temperature at or above 35 C (95 F) in 88 years, most in 1918 with 58.
Montello 2NE: days with a maximum temperature at or below 0 C (32 F) in 87 years, most in 1922 with 57.
17 fixed thresholds have at least one qualifying day at Montello 2NE.

Days at or above 30 C (86 F)

89 years with a qualifying day

Days per year at Montello 2NE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 106 in 1918.

Days at or above 30 C (86 F) per year at Montello 2NE
Year	Days	Decade average
1903	67	63.2
1905	52	63.2
1906	65	63.2
1907	56	63.2
1908	53	63.2
1909	86	63.2
1910	93	77.1
1911	57	77.1
1912	52	77.1
1913	68	77.1
1914	61	77.1
1915	67	77.1
1916	79	77.1
1917	84	77.1
1918	106	77.1
1919	104	77.1
1920	73	73.4
1921	66	73.4
1922	83	73.4
1923	62	73.4
1924	90	73.4
1925	62	73.4
1926	68	73.4
1927	73	73.4
1928	84	73.4
1930	67	83.9
1931	88	83.9
1932	81	83.9
1933	90	83.9
1934	93	83.9
1935	96	83.9
1936	96	83.9
1937	61	83.9
1939	83	83.9
1940	89	66
1943	9	66
1944	70	66
1945	69	66
1948	71	66
1949	88	66
1950	41	75.6
1951	74	75.6
1952	81	75.6
1953	82	75.6
1955	77	75.6
1956	92	75.6
1957	82	75.6
1962	76	74.6
1963	77	74.6
1964	65	74.6
1968	71	74.6
1969	84	74.6
1970	77	70.3
1971	65	70.3
1973	63	70.3
1974	79	70.3
1976	48	70.3
1977	78	70.3
1978	72	70.3
1979	80	70.3
1980	63	68.4
1982	59	68.4
1983	62	68.4
1984	64	68.4
1987	66	68.4
1988	92	68.4
1989	73	68.4
1990	76	75.6
1991	72	75.6
1992	69	75.6
1993	53	75.6
1994	100	75.6
1996	91	75.6
1997	68	75.6
2000	88	84.7
2001	102	84.7
2002	90	84.7
2003	97	84.7
2004	65	84.7
2005	72	84.7
2006	83	84.7
2007	89	84.7
2008	89	84.7
2009	72	84.7
2012	83	76.6
2013	76	76.6
2014	66	76.6
2015	78	76.6
2016	80	76.6

For each year, a bar from the first to the last day at Montello 2NE meeting 30 C (86 F).

First to last qualifying date each year at Montello 2NE
Year	First date	Last date
1903	1903-05-14	1903-09-25
1905	1905-06-07	1905-09-26
1906	1906-06-10	1906-09-08
1907	1907-06-23	1907-09-11
1908	1908-07-01	1908-09-15
1909	1909-06-02	1909-09-25
1910	1910-04-26	1910-09-18
1911	1911-06-11	1911-09-11
1912	1912-06-24	1912-08-29
1913	1913-05-26	1913-09-17
1914	1914-05-09	1914-09-29
1915	1915-06-09	1915-09-24
1916	1916-05-05	1916-09-21
1917	1917-06-08	1917-09-03
1918	1918-05-04	1918-09-30
1919	1919-05-18	1919-09-26
1920	1920-05-29	1920-09-19
1921	1921-05-14	1921-09-06
1922	1922-05-24	1922-09-21
1923	1923-06-11	1923-09-11
1924	1924-05-15	1924-10-03
1925	1925-05-26	1925-09-14
1926	1926-05-19	1926-10-09
1927	1927-05-15	1927-09-21
1928	1928-05-07	1928-09-25
1930	1930-06-06	1930-09-21
1931	1931-05-16	1931-10-01
1932	1932-06-14	1932-10-02
1933	1933-05-30	1933-09-28
1934	1934-05-15	1934-09-19
1935	1935-06-05	1935-09-22
1936	1936-04-17	1936-09-24
1937	1937-05-14	1937-09-14
1939	1939-05-07	1939-09-26
1940	1940-05-10	1940-09-11
1943	1943-07-10	1943-08-14
1944	1944-06-25	1944-09-29
1945	1945-06-20	1945-10-12
1948	1948-05-16	1948-09-01
1949	1949-05-27	1949-09-25
1950	1950-06-05	1950-09-07
1951	1951-05-26	1951-09-19
1952	1952-05-28	1952-10-03
1953	1953-06-10	1953-09-22
1955	1955-05-20	1955-09-14
1956	1956-05-21	1956-09-26
1957	1957-06-02	1957-09-08
1962	1962-04-19	1962-09-20
1963	1963-06-19	1963-10-03
1964	1964-05-16	1964-09-25
1968	1968-05-28	1968-09-19
1969	1969-05-23	1969-09-28
1970	1970-05-17	1970-09-04
1971	1971-06-20	1971-09-14
1973	1973-05-17	1973-09-14
1974	1974-05-27	1974-09-25
1976	1976-05-18	1976-09-06
1977	1977-06-01	1977-09-12
1978	1978-05-15	1978-09-07
1979	1979-05-22	1979-10-03
1980	1980-05-22	1980-10-07
1982	1982-05-26	1982-09-10
1983	1983-05-25	1983-09-17
1984	1984-05-14	1984-09-20
1987	1987-05-15	1987-10-04
1988	1988-05-26	1988-10-02
1989	1989-05-06	1989-09-25
1990	1990-06-04	1990-09-14
1991	1991-06-10	1991-09-27
1992	1992-05-07	1992-10-02
1993	1993-05-20	1993-09-30
1994	1994-05-11	1994-09-28
1996	1996-05-12	1996-10-11
1997	1997-05-12	1997-09-15
2000	2000-05-04	2000-09-19
2001	2001-05-13	2001-10-02
2002	2002-05-19	2002-09-25
2003	2003-05-23	2003-10-10
2004	2004-05-05	2004-09-18
2005	2005-06-16	2005-09-09
2006	2006-05-17	2006-09-14
2007	2007-04-30	2007-09-15
2008	2008-05-18	2008-10-01
2009	2009-05-18	2009-09-29
2012	2012-04-23	2012-09-23
2013	2013-05-13	2013-09-02
2014	2014-05-26	2014-09-26
2015	2015-06-01	2015-09-27
2016	2016-06-04	2016-09-21

Every Fixed Threshold

Fixed thresholds at Montello 2NE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	89	106	1918	80
35 C (95 F): Days	88	58	1918	25
40 C (104 F): Days	22	8	1931	1
90 F (32.2 C): Days	89	90	1918	62
100 F (37.8 C): Days	79	37	1934	6
0 C (32 F): Ice days (max	87	57	1922	28
0 C (32 F): Frost days (min	82	274	1914	195
-10 C (14 F): Days with min	82	151	1913	51
-20 C (-4 F): Days with min	80	38	1913	10
-30 C (-22 F): Days with min	25	6	1932	1
20 C (68 F): Tropical nights (min	21	3	1964	1
25 C (77 F): Days with min	1	1	1939	1
10 mm (0.39 in): Days with 10 mm or more rain	87	19	1906	10
25 mm (0.98 in): Days with 25 mm or more rain	22	3	1909	2
50 mm (1.97 in): Days with 50 mm or more rain	1	1	2001	1
10 cm (3.9 in): Days with 10 cm or more snowfall	31	9	1906	4
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1906	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1903.

Download the Data

Data for Montello 2NE 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).

Montello 2NE Threshold Days by Year (USC00265352)

Key Facts for Montello 2NE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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