Kappawanta Threshold Days by Year

3 fixed thresholds counted per year at Kappawanta (ASN00018035): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kappawanta Thresholds

Kappawanta: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1964 with 23.
Kappawanta: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1917 with 6.
Kappawanta: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1910 with 1.
3 fixed thresholds have at least one qualifying day at Kappawanta.

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

70 years with a qualifying day

Days per year at Kappawanta with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1964.

Days with 10 mm (0.39 in) or more of precipitation per year at Kappawanta
Year	Days	Decade average
1907	8	9
1908	9	9
1909	10	9
1910	14	10.4
1911	6	10.4
1912	12	10.4
1913	8	10.4
1914	9	10.4
1915	10	10.4
1916	15	10.4
1917	20	10.4
1918	4	10.4
1919	6	10.4
1920	10	10.7
1921	15	10.7
1922	10	10.7
1923	14	10.7
1925	11	10.7
1926	10	10.7
1927	13	10.7
1928	5	10.7
1929	8	10.7
1931	10	8
1934	7	8
1936	7	8
1940	8	6.8
1941	4	6.8
1942	10	6.8
1943	8	6.8
1944	8	6.8
1945	6	6.8
1946	6	6.8
1947	6	6.8
1948	3	6.8
1949	9	6.8
1950	8	11.1
1951	15	11.1
1952	15	11.1
1953	10	11.1
1955	11	11.1
1956	16	11.1
1958	11	11.1
1959	3	11.1
1960	13	10.7
1961	6	10.7
1962	7	10.7
1963	22	10.7
1964	23	10.7
1965	5	10.7
1966	9	10.7
1967	3	10.7
1968	11	10.7
1969	8	10.7
1970	4	9.5
1971	16	9.5
1972	3	9.5
1973	8	9.5
1974	19	9.5
1975	7	9.5
1976	3	9.5
1977	6	9.5
1978	13	9.5
1979	16	9.5
1980	9	9.7
1981	14	9.7
1982	5	9.7
1983	18	9.7
1984	8	9.7
1985	8	9.7
1986	6	9.7

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

First to last qualifying date each year at Kappawanta
Year	First date	Last date
1907	1907-04-06	1907-11-23
1908	1908-03-03	1908-12-20
1909	1909-05-05	1909-08-20
1910	1910-05-25	1910-11-04
1911	1911-02-04	1911-11-23
1912	1912-03-09	1912-11-02
1913	1913-02-13	1913-10-14
1914	1914-03-11	1914-12-02
1915	1915-04-08	1915-09-19
1916	1916-03-24	1916-11-11
1917	1917-02-21	1917-11-21
1918	1918-03-05	1918-08-20
1919	1919-02-15	1919-09-14
1920	1920-06-01	1920-11-27
1921	1921-02-24	1921-11-25
1922	1922-01-03	1922-12-09
1923	1923-05-08	1923-12-13
1925	1925-04-03	1925-08-30
1926	1926-03-22	1926-10-06
1927	1927-02-05	1927-11-01
1928	1928-02-12	1928-07-26
1929	1929-05-21	1929-12-27
1931	1931-04-30	1931-09-11
1934	1934-02-16	1934-11-07
1936	1936-06-01	1936-12-03
1940	1940-01-05	1940-07-13
1941	1941-01-24	1941-11-18
1942	1942-06-09	1942-11-21
1943	1943-02-17	1943-12-16
1944	1944-04-07	1944-12-07
1945	1945-06-22	1945-12-15
1946	1946-05-17	1946-12-24
1947	1947-06-04	1947-10-19
1948	1948-05-04	1948-12-22
1949	1949-07-18	1949-11-19
1950	1950-04-05	1950-10-06
1951	1951-05-12	1951-12-15
1952	1952-04-22	1952-12-25
1953	1953-02-03	1953-12-30
1955	1955-03-22	1955-08-26
1956	1956-02-07	1956-10-14
1958	1958-03-05	1958-12-20
1959	1959-07-22	1959-11-28
1960	1960-02-23	1960-09-17
1961	1961-04-19	1961-09-16
1962	1962-03-20	1962-10-19
1963	1963-01-12	1963-09-12
1964	1964-04-30	1964-11-30
1965	1965-07-11	1965-08-15
1966	1966-03-15	1966-12-03
1967	1967-06-30	1967-08-03
1968	1968-01-03	1968-08-12
1969	1969-02-09	1969-09-13
1970	1970-06-03	1970-11-14
1971	1971-03-14	1971-12-10
1972	1972-01-11	1972-08-10
1973	1973-03-18	1973-09-23
1974	1974-01-14	1974-10-31
1975	1975-05-26	1975-08-20
1976	1976-02-07	1976-08-01
1977	1977-02-13	1977-11-28
1978	1978-05-09	1978-11-18
1979	1979-04-17	1979-11-15
1980	1980-04-18	1980-11-05
1981	1981-02-14	1981-10-03
1982	1982-03-22	1982-08-11
1983	1983-03-01	1983-12-06
1984	1984-06-08	1984-09-16
1985	1985-04-14	1985-10-16
1986	1986-07-04	1986-11-18

Every Fixed Threshold

Fixed thresholds at Kappawanta
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	70	23	1964	6
25 mm (0.98 in): Days with 25 mm or more rain	41	6	1917	2
50 mm (1.97 in): Days with 50 mm or more rain	5	1	1910	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

Data for Kappawanta 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Kappawanta Threshold Days by Year

Key Facts for Kappawanta Thresholds

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

Every Fixed Threshold

Download the Data

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