Dayville Threshold Days by Year (USC00352168)

16 fixed thresholds counted per year at Dayville (USC00352168): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dayville Thresholds

Dayville: days with a maximum temperature at or above 30 C (86 F) in 72 years, most in 1967 with 90.
Dayville: days with a maximum temperature at or above 90 F (32.2 C) in 72 years, most in 1906 with 70.
Dayville: nights with a minimum temperature at or below 0 C (32 F) in 71 years, most in 1916 with 180.
Dayville: days with a maximum temperature at or above 35 C (95 F) in 70 years, most in 1908 with 42.
16 fixed thresholds have at least one qualifying day at Dayville.

Days at or above 30 C (86 F)

72 years with a qualifying day

Days per year at Dayville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 90 in 1967.

Days at or above 30 C (86 F) per year at Dayville
Year	Days	Decade average
1896	53	53
1897	55	53
1898	60	53
1899	44	53
1900	29	54.4
1901	42	54.4
1902	36	54.4
1903	32	54.4
1904	45	54.4
1905	47	54.4
1906	85	54.4
1907	63	54.4
1908	83	54.4
1909	82	54.4
1910	73	52.6
1911	45	52.6
1912	28	52.6
1913	38	52.6
1914	53	52.6
1915	45	52.6
1916	37	52.6
1917	67	52.6
1918	69	52.6
1919	71	52.6
1920	57	64.8
1921	57	64.8
1922	81	64.8
1923	63	64.8
1924	78	64.8
1925	68	64.8
1926	68	64.8
1927	43	64.8
1928	65	64.8
1929	68	64.8
1930	56	70.4
1931	70	70.4
1932	66	70.4
1933	76	70.4
1934	84	70.4
1940	66	58.7
1941	43	58.7
1942	63	58.7
1943	57	58.7
1944	54	58.7
1945	73	58.7
1946	52	58.7
1947	63	58.7
1948	44	58.7
1949	72	58.7
1950	63	62.4
1952	68	62.4
1953	57	62.4
1954	58	62.4
1955	60	62.4
1956	67	62.4
1957	55	62.4
1958	76	62.4
1959	58	62.4
1960	71	66
1961	74	66
1962	60	66
1963	67	66
1964	54	66
1965	51	66
1966	70	66
1967	90	66
1968	60	66
1969	63	66
1970	77	73
1971	56	73
1972	72	73
1974	87	73

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

First to last qualifying date each year at Dayville
Year	First date	Last date
1896	1896-05-28	1896-10-01
1897	1897-04-15	1897-09-25
1898	1898-04-12	1898-09-18
1899	1899-06-15	1899-10-05
1900	1900-06-07	1900-09-22
1901	1901-05-15	1901-09-20
1902	1902-05-26	1902-09-09
1903	1903-05-05	1903-09-04
1904	1904-04-11	1904-09-07
1905	1905-05-16	1905-09-23
1906	1906-04-20	1906-10-09
1907	1907-05-14	1907-09-24
1908	1908-04-11	1908-09-30
1909	1909-05-02	1909-09-24
1910	1910-04-16	1910-10-08
1911	1911-03-31	1911-09-02
1912	1912-06-04	1912-09-13
1913	1913-05-31	1913-09-20
1914	1914-05-13	1914-09-02
1915	1915-06-06	1915-09-18
1916	1916-06-13	1916-09-21
1917	1917-06-08	1917-09-20
1918	1918-05-01	1918-10-11
1919	1919-05-18	1919-09-25
1920	1920-06-03	1920-09-30
1921	1921-06-12	1921-10-02
1922	1922-05-16	1922-09-26
1923	1923-05-08	1923-10-02
1924	1924-05-01	1924-09-29
1925	1925-05-06	1925-09-25
1926	1926-04-15	1926-08-29
1927	1927-06-06	1927-09-21
1928	1928-05-05	1928-10-01
1929	1929-05-12	1929-09-17
1930	1930-06-05	1930-09-18
1931	1931-05-11	1931-09-26
1932	1932-05-12	1932-10-06
1933	1933-04-27	1933-10-24
1934	1934-04-11	1934-10-11
1940	1940-05-08	1940-09-11
1941	1941-05-11	1941-08-22
1942	1942-05-20	1942-10-09
1943	1943-07-02	1943-10-03
1944	1944-05-28	1944-10-07
1945	1945-05-02	1945-10-02
1946	1946-04-24	1946-09-29
1947	1947-05-01	1947-09-27
1948	1948-05-26	1948-09-14
1949	1949-05-11	1949-09-27
1950	1950-05-12	1950-09-23
1952	1952-05-27	1952-10-06
1953	1953-07-02	1953-10-09
1954	1954-05-08	1954-09-10
1955	1955-06-06	1955-09-10
1956	1956-04-20	1956-09-25
1957	1957-05-29	1957-09-25
1958	1958-05-16	1958-10-18
1959	1959-05-12	1959-09-13
1960	1960-05-09	1960-10-05
1961	1961-05-25	1961-10-15
1962	1962-04-14	1962-09-26
1963	1963-05-18	1963-10-02
1964	1964-05-12	1964-10-12
1965	1965-05-27	1965-10-08
1966	1966-05-02	1966-09-22
1967	1967-05-08	1967-09-28
1968	1968-04-29	1968-09-26
1969	1969-05-08	1969-09-12
1970	1970-05-16	1970-10-04
1971	1971-05-11	1971-09-23
1972	1972-05-13	1972-09-16
1974	1974-06-01	1974-10-01

Every Fixed Threshold

Fixed thresholds at Dayville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	72	90	1967	87
35 C (95 F): Days	70	42	1908	40
40 C (104 F): Days	21	8	1908	1
90 F (32.2 C): Days	72	70	1906	68
100 F (37.8 C): Days	53	22	1908	9
110 F (43.3 C): Days	2	2	1928	2
0 C (32 F): Ice days (max	69	28	1949	13
0 C (32 F): Frost days (min	71	180	1916	143
-10 C (14 F): Days with min	69	34	1949	15
-20 C (-4 F): Days with min	37	9	1949	6
-30 C (-22 F): Days with min	5	3	1930	1
20 C (68 F): Tropical nights (min	15	2	1917	1
10 mm (0.39 in): Days with 10 mm or more rain	62	15	1958	1
25 mm (0.98 in): Days with 25 mm or more rain	18	2	1912	1
10 cm (3.9 in): Days with 10 cm or more snowfall	12	2	1919	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1963	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1896.

Download the Data

Data for Dayville 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).

Dayville Threshold Days by Year (USC00352168)

Key Facts for Dayville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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