Waterville 2 Threshold Days by Year (USC00319123)

17 fixed thresholds counted per year at Waterville 2 (USC00319123): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Waterville 2 Thresholds

Waterville 2: days with 10 mm (0.39 in) or more of precipitation in 96 years, most in 1972 with 61.
Waterville 2: days with 25 mm (0.98 in) or more of precipitation in 96 years, most in 2003 with 21.
Waterville 2: days with a maximum temperature at or above 30 C (86 F) in 85 years, most in 1936 with 104.
Waterville 2: nights with a minimum temperature at or below 0 C (32 F) in 85 years, most in 1968 with 114.
17 fixed thresholds have at least one qualifying day at Waterville 2.

Days at or above 30 C (86 F)

85 years with a qualifying day

Days per year at Waterville 2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 104 in 1936.

Days at or above 30 C (86 F) per year at Waterville 2
Year	Days	Decade average
1931	84	82.4
1932	77	82.4
1933	94	82.4
1934	84	82.4
1935	77	82.4
1936	104	82.4
1937	77	82.4
1938	63	82.4
1939	82	82.4
1940	48	70.7
1941	97	70.7
1942	55	70.7
1943	78	70.7
1944	91	70.7
1945	91	70.7
1946	47	70.7
1947	62	70.7
1948	77	70.7
1949	61	70.7
1950	44	73
1951	70	73
1952	78	73
1953	88	73
1954	98	73
1955	79	73
1956	67	73
1957	72	73
1958	59	73
1959	75	73
1960	65	50.1
1961	50	50.1
1962	71	50.1
1963	38	50.1
1964	60	50.1
1965	42	50.1
1966	43	50.1
1967	23	50.1
1968	59	50.1
1969	50	50.1
1970	66	48.4
1971	46	48.4
1972	29	48.4
1973	42	48.4
1974	32	48.4
1975	61	48.4
1976	39	48.4
1977	61	48.4
1978	73	48.4
1979	35	48.4
1980	65	59
1981	48	59
1982	64	59
1983	73	59
1984	62	59
1985	60	59
1986	60	59
1987	58	59
1988	64	59
1989	36	59
1990	56	49.2
1991	52	49.2
1992	16	49.2
1993	67	49.2
1994	22	49.2
1995	53	49.2
1996	43	49.2
1997	44	49.2
1998	84	49.2
1999	55	49.2
2000	36	50.5
2001	37	50.5
2002	85	50.5
2003	42	50.5
2004	24	50.5
2005	58	50.5
2006	56	50.5
2007	81	50.5
2008	62	50.5
2009	24	50.5
2010	90	61.8
2011	85	61.8
2012	61	61.8
2013	30	61.8
2014	44	61.8
2015	61	61.8

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

First to last qualifying date each year at Waterville 2
Year	First date	Last date
1931	1931-06-11	1931-10-26
1932	1932-05-07	1932-09-19
1933	1933-05-01	1933-10-01
1934	1934-05-05	1934-09-29
1935	1935-05-02	1935-10-10
1936	1936-05-01	1936-09-28
1937	1937-04-18	1937-09-07
1938	1938-05-04	1938-09-08
1939	1939-05-06	1939-10-10
1940	1940-05-06	1940-09-09
1941	1941-04-19	1941-10-09
1942	1942-04-27	1942-09-19
1943	1943-05-07	1943-09-15
1944	1944-03-26	1944-10-06
1945	1945-03-19	1945-09-25
1946	1946-04-02	1946-09-09
1947	1947-05-14	1947-09-21
1948	1948-04-12	1948-09-21
1949	1949-05-04	1949-08-27
1950	1950-04-24	1950-09-09
1951	1951-04-25	1951-09-12
1952	1952-05-05	1952-09-18
1953	1953-04-24	1953-10-01
1954	1954-04-25	1954-10-12
1955	1955-04-12	1955-09-23
1956	1956-04-27	1956-09-17
1957	1957-04-26	1957-09-22
1958	1958-04-24	1958-09-26
1959	1959-04-09	1959-10-06
1960	1960-04-23	1960-09-22
1961	1961-05-08	1961-09-25
1962	1962-05-01	1962-09-14
1963	1963-04-03	1963-09-21
1964	1964-05-19	1964-09-12
1965	1965-05-25	1965-09-22
1966	1966-06-08	1966-09-03
1967	1967-04-06	1967-08-10
1968	1968-04-20	1968-09-03
1969	1969-04-27	1969-09-03
1970	1970-04-19	1970-09-25
1971	1971-05-18	1971-09-28
1972	1972-04-15	1972-09-14
1973	1973-03-14	1973-09-23
1974	1974-04-01	1974-09-11
1975	1975-04-28	1975-09-10
1976	1976-04-19	1976-08-25
1977	1977-05-20	1977-09-05
1978	1978-05-20	1978-09-21
1979	1979-05-11	1979-08-29
1980	1980-04-23	1980-09-14
1981	1981-04-13	1981-09-03
1982	1982-05-05	1982-08-26
1983	1983-05-01	1983-09-18
1984	1984-04-26	1984-09-14
1985	1985-04-21	1985-09-10
1986	1986-04-26	1986-10-04
1987	1987-04-21	1987-09-03
1988	1988-04-22	1988-09-11
1989	1989-03-28	1989-09-10
1990	1990-04-26	1990-09-10
1991	1991-05-14	1991-09-17
1992	1992-06-07	1992-08-25
1993	1993-04-14	1993-09-15
1994	1994-06-13	1994-08-31
1995	1995-04-10	1995-09-08
1996	1996-04-29	1996-08-24
1997	1997-05-18	1997-09-20
1998	1998-03-30	1998-09-28
1999	1999-06-02	1999-09-12
2000	2000-05-12	2000-09-20
2001	2001-04-10	2001-09-06
2002	2002-04-18	2002-09-29
2003	2003-05-09	2003-09-03
2004	2004-05-24	2004-09-23
2005	2005-05-12	2005-09-24
2006	2006-04-14	2006-08-29
2007	2007-04-30	2007-10-09
2008	2008-05-31	2008-09-14
2009	2009-04-24	2009-09-23
2010	2010-04-02	2010-09-23
2011	2011-04-04	2011-09-04
2012	2012-03-20	2012-09-07
2013	2013-05-21	2013-09-11
2014	2014-04-13	2014-09-02
2015	2015-04-09	2015-09-07

Every Fixed Threshold

Fixed thresholds at Waterville 2
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	85	104	1936	61
35 C (95 F): Days	45	21	1944	6
90 F (32.2 C): Days	84	57	1944	25
100 F (37.8 C): Days	4	2	1933	2
0 C (32 F): Ice days (max	80	23	2010	7
0 C (32 F): Frost days (min	85	114	1968	69
-10 C (14 F): Days with min	78	26	1977	9
-20 C (-4 F): Days with min	8	3	1962	1
20 C (68 F): Tropical nights (min	82	76	1945	21
25 C (77 F): Days with min	5	5	1952	2
10 mm (0.39 in): Days with 10 mm or more rain	96	61	1972	31
25 mm (0.98 in): Days with 25 mm or more rain	96	21	2003	11
50 mm (1.97 in): Days with 50 mm or more rain	75	6	2003	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1949	1
10 cm (3.9 in): Days with 10 cm or more snowfall	13	3	1940	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1942	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1993	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

Data for Waterville 2 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).

Waterville 2 Threshold Days by Year (USC00319123)

Key Facts for Waterville 2 Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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