Doylestown Threshold Days by Year

7 fixed thresholds counted per year at Doylestown (USC00362221): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Doylestown Thresholds

Doylestown: days with 10 mm (0.39 in) or more of precipitation in 79 years, most in 1902 with 55.
Doylestown: days with 25 mm (0.98 in) or more of precipitation in 79 years, most in 1902 with 21.
Doylestown: days with 50 mm (1.97 in) or more of precipitation in 68 years, most in 1904 with 7.
Doylestown: days with 10 cm (3.9 in) or more of snowfall in 40 years, most in 1966 with 7.
7 fixed thresholds have at least one qualifying day at Doylestown.

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

79 years with a qualifying day

Days per year at Doylestown with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1902.

Days with 10 mm (0.39 in) or more of precipitation per year at Doylestown
Year	Days	Decade average
1902	55	45.9
1903	52	45.9
1904	42	45.9
1905	41	45.9
1906	46	45.9
1907	50	45.9
1908	41	45.9
1909	40	45.9
1915	37	36.4
1916	30	36.4
1917	33	36.4
1918	37	36.4
1919	45	36.4
1920	42	37
1921	28	37
1922	31	37
1923	42	37
1924	39	37
1925	37	37
1926	41	37
1927	35	37
1928	40	37
1929	35	37
1930	26	34.1
1931	31	34.1
1932	34	34.1
1933	43	34.1
1934	41	34.1
1935	27	34.1
1937	38	34.1
1938	35	34.1
1939	32	34.1
1940	36	36
1941	31	36
1942	45	36
1943	27	36
1944	36	36
1946	29	36
1947	36	36
1948	46	36
1949	38	36
1950	28	36
1951	42	36
1952	43	36
1953	39	36
1954	39	36
1955	29	36
1956	39	36
1957	27	36
1958	35	36
1959	39	36
1960	36	34.2
1961	40	34.2
1962	36	34.2
1963	33	34.2
1964	34	34.2
1965	27	34.2
1966	35	34.2
1967	40	34.2
1968	26	34.2
1969	35	34.2
1970	36	39.7
1971	31	39.7
1972	44	39.7
1973	45	39.7
1974	39	39.7
1975	40	39.7
1976	31	39.7
1977	40	39.7
1978	42	39.7
1979	49	39.7
1980	26	35.3
1981	36	35.3
1982	34	35.3
1983	47	35.3
1984	37	35.3
1985	27	35.3
1986	37	35.3
1987	38	35.3

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

First to last qualifying date each year at Doylestown
Year	First date	Last date
1902	1902-02-01	1902-12-25
1903	1903-01-03	1903-12-20
1904	1904-01-02	1904-12-27
1905	1905-01-06	1905-12-29
1906	1906-01-03	1906-12-31
1907	1907-01-04	1907-12-30
1908	1908-01-07	1908-12-24
1909	1909-01-04	1909-12-26
1915	1915-01-07	1915-12-29
1916	1916-01-02	1916-12-28
1917	1917-01-14	1917-12-14
1918	1918-01-07	1918-12-22
1919	1919-01-01	1919-12-10
1920	1920-01-09	1920-12-27
1921	1921-01-14	1921-12-24
1922	1922-01-11	1922-12-28
1923	1923-01-01	1923-12-31
1924	1924-01-03	1924-12-24
1925	1925-01-02	1925-12-03
1926	1926-01-18	1926-12-28
1927	1927-01-16	1927-12-29
1928	1928-01-25	1928-11-30
1929	1929-01-01	1929-12-18
1930	1930-01-14	1930-12-27
1931	1931-01-06	1931-12-09
1932	1932-01-01	1932-12-28
1933	1933-01-09	1933-12-26
1934	1934-01-05	1934-12-19
1935	1935-01-01	1935-12-30
1937	1937-01-02	1937-11-28
1938	1938-01-07	1938-12-27
1939	1939-01-14	1939-12-20
1940	1940-01-14	1940-12-28
1941	1941-01-16	1941-12-24
1942	1942-01-04	1942-12-30
1943	1943-01-19	1943-12-27
1944	1944-01-03	1944-12-28
1946	1946-02-20	1946-12-21
1947	1947-01-02	1947-12-26
1948	1948-01-02	1948-12-31
1949	1949-01-05	1949-12-27
1950	1950-01-10	1950-12-08
1951	1951-01-15	1951-12-21
1952	1952-01-02	1952-12-11
1953	1953-01-01	1953-12-14
1954	1954-01-11	1954-12-30
1955	1955-02-02	1955-11-19
1956	1956-01-30	1956-12-14
1957	1957-01-23	1957-12-26
1958	1958-01-14	1958-12-04
1959	1959-01-02	1959-12-29
1960	1960-01-03	1960-12-29
1961	1961-01-01	1961-12-24
1962	1962-01-06	1962-12-22
1963	1963-01-12	1963-12-23
1964	1964-01-09	1964-12-28
1965	1965-01-08	1965-12-25
1966	1966-01-03	1966-12-29
1967	1967-01-27	1967-12-28
1968	1968-01-14	1968-12-14
1969	1969-01-23	1969-12-30
1970	1970-02-03	1970-12-23
1971	1971-01-01	1971-11-29
1972	1972-01-09	1972-12-23
1973	1973-01-04	1973-12-26
1974	1974-01-04	1974-12-16
1975	1975-01-07	1975-12-31
1976	1976-01-01	1976-12-07
1977	1977-01-10	1977-12-21
1978	1978-01-08	1978-12-25
1979	1979-01-01	1979-12-13
1980	1980-01-12	1980-11-24
1981	1981-02-02	1981-12-15
1982	1982-01-01	1982-12-16
1983	1983-01-10	1983-12-28
1984	1984-01-11	1984-12-21
1985	1985-02-01	1985-11-30
1986	1986-01-03	1986-12-25
1987	1987-01-02	1987-12-15

Every Fixed Threshold

Fixed thresholds at Doylestown
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	79	55	1902	38
25 mm (0.98 in): Days with 25 mm or more rain	79	21	1902	6
50 mm (1.97 in): Days with 50 mm or more rain	68	7	1904	2
100 mm (3.94 in): Days with 100 mm or more rain	16	2	1955	1
10 cm (3.9 in): Days with 10 cm or more snowfall	40	7	1966	2
25 cm (9.8 in): Days with 25 cm or more snowfall	9	3	1978	2
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1961	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

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Data for Doylestown 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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

Doylestown Threshold Days by Year

Key Facts for Doylestown Thresholds

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

Every Fixed Threshold

Download the Data

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