Brookfield Threshold Days by Year (USC00230980)

20 fixed thresholds counted per year at Brookfield (USC00230980): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Brookfield Thresholds

Brookfield: days with a maximum temperature at or above 30 C (86 F) in 71 years, most in 1956 with 124.
Brookfield: days with a maximum temperature at or above 90 F (32.2 C) in 71 years, most in 1953 with 93.
Brookfield: days with a maximum temperature at or below 0 C (32 F) in 71 years, most in 1985 with 54.
Brookfield: days with 10 mm (0.39 in) or more of precipitation in 71 years, most in 1973 with 51.
20 fixed thresholds have at least one qualifying day at Brookfield.

Days at or above 30 C (86 F)

71 years with a qualifying day

Days per year at Brookfield with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 124 in 1956.

Days at or above 30 C (86 F) per year at Brookfield
Year	Days	Decade average
1942	71	73.9
1943	86	73.9
1945	56	73.9
1946	72	73.9
1947	79	73.9
1948	84	73.9
1949	69	73.9
1950	58	91.6
1951	68	91.6
1952	102	91.6
1953	119	91.6
1954	105	91.6
1955	101	91.6
1956	124	91.6
1957	74	91.6
1958	66	91.6
1959	99	91.6
1960	76	72.9
1961	74	72.9
1962	85	72.9
1963	98	72.9
1964	83	72.9
1965	63	72.9
1966	56	72.9
1967	44	72.9
1969	77	72.9
1970	66	70.4
1971	80	70.4
1972	68	70.4
1973	60	70.4
1974	55	70.4
1975	75	70.4
1976	83	70.4
1977	71	70.4
1978	74	70.4
1979	72	70.4
1980	101	69.1
1981	53	69.1
1982	40	69.1
1983	77	69.1
1984	69	69.1
1985	50	69.1
1986	57	69.1
1987	80	69.1
1988	95	69.1
1990	55	54
1991	66	54
1992	48	54
1994	59	54
1995	49	54
1996	39	54
1997	54	54
1998	56	54
1999	60	54
2000	55	49.6
2001	47	49.6
2002	65	49.6
2003	56	49.6
2004	23	49.6
2005	68	49.6
2006	57	49.6
2007	66	49.6
2008	34	49.6
2009	25	49.6
2010	60	61.7
2011	63	61.7
2012	78	61.7
2013	54	61.7
2014	47	61.7
2016	68	61.7
2017	62	61.7

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

First to last qualifying date each year at Brookfield
Year	First date	Last date
1942	1942-04-29	1942-09-18
1943	1943-04-29	1943-09-06
1945	1945-05-20	1945-09-23
1946	1946-04-01	1946-10-08
1947	1947-05-05	1947-10-22
1948	1948-04-19	1948-09-21
1949	1949-04-26	1949-10-10
1950	1950-05-04	1950-10-31
1951	1951-04-27	1951-10-04
1952	1952-04-28	1952-10-01
1953	1953-04-22	1953-10-20
1954	1954-04-06	1954-10-09
1955	1955-04-16	1955-09-29
1956	1956-04-21	1956-10-19
1957	1957-05-01	1957-09-19
1958	1958-05-11	1958-09-24
1959	1959-04-30	1959-09-27
1960	1960-04-22	1960-10-11
1961	1961-05-12	1961-09-11
1962	1962-04-26	1962-10-14
1963	1963-05-08	1963-10-20
1964	1964-05-04	1964-09-10
1965	1965-04-22	1965-09-19
1966	1966-05-07	1966-09-03
1967	1967-05-23	1967-10-05
1969	1969-05-27	1969-10-04
1970	1970-04-27	1970-09-21
1971	1971-05-17	1971-10-01
1972	1972-04-12	1972-09-24
1973	1973-06-08	1973-09-21
1974	1974-05-13	1974-09-18
1975	1975-05-17	1975-10-13
1976	1976-06-08	1976-10-03
1977	1977-04-17	1977-09-09
1978	1978-05-25	1978-10-21
1979	1979-05-08	1979-10-21
1980	1980-04-21	1980-10-09
1981	1981-04-02	1981-10-05
1982	1982-06-28	1982-10-05
1983	1983-06-13	1983-10-02
1984	1984-06-01	1984-09-25
1985	1985-04-18	1985-09-20
1986	1986-03-29	1986-09-28
1987	1987-04-19	1987-09-26
1988	1988-05-12	1988-09-23
1990	1990-06-12	1990-09-28
1991	1991-05-13	1991-09-14
1992	1992-06-12	1992-09-16
1994	1994-06-13	1994-10-01
1995	1995-06-17	1995-09-03
1996	1996-04-19	1996-09-07
1997	1997-05-17	1997-10-06
1998	1998-05-16	1998-09-29
1999	1999-06-04	1999-10-16
2000	2000-05-09	2000-09-23
2001	2001-05-16	2001-09-08
2002	2002-04-16	2002-10-02
2003	2003-05-29	2003-09-12
2004	2004-04-17	2004-09-15
2005	2005-05-20	2005-09-23
2006	2006-04-14	2006-10-04
2007	2007-05-12	2007-10-08
2008	2008-05-26	2008-09-03
2009	2009-05-24	2009-08-16
2010	2010-05-25	2010-09-22
2011	2011-04-10	2011-09-13
2012	2012-04-02	2012-09-13
2013	2013-05-15	2013-10-05
2014	2014-05-07	2014-09-10
2016	2016-05-26	2016-10-18
2017	2017-05-10	2017-10-15

Every Fixed Threshold

Fixed thresholds at Brookfield
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	71	124	1956	62
35 C (95 F): Days	66	60	1953	4
40 C (104 F): Days	14	16	1954	2
45 C (113 F): Days	1	1	1954	1
90 F (32.2 C): Days	71	93	1953	34
100 F (37.8 C): Days	31	36	1954	7
110 F (43.3 C): Days	1	5	1954	5
0 C (32 F): Ice days (max	71	54	1985	20
0 C (32 F): Frost days (min	70	147	2013	94
-10 C (14 F): Days with min	70	53	1978	15
-20 C (-4 F): Days with min	60	18	1963	4
20 C (68 F): Tropical nights (min	70	65	1954	30
25 C (77 F): Days with min	36	11	1980	1
10 mm (0.39 in): Days with 10 mm or more rain	71	51	1973	25
25 mm (0.98 in): Days with 25 mm or more rain	71	18	1969	10
50 mm (1.97 in): Days with 50 mm or more rain	65	6	1981	3
100 mm (3.94 in): Days with 100 mm or more rain	18	2	1981	2
10 cm (3.9 in): Days with 10 cm or more snowfall	39	6	1978	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1954	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	2011	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1942.

Download the Data

Data for Brookfield 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).

Brookfield Threshold Days by Year (USC00230980)

Key Facts for Brookfield Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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