Vernon Threshold Days by Year (CA001128550)

14 fixed thresholds counted per year at Vernon (CA001128550): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vernon Thresholds

Vernon: days with a maximum temperature at or above 30 C (86 F) in 39 years, most in 1958 with 59.
Vernon: days with a maximum temperature at or below 0 C (32 F) in 39 years, most in 1929 with 68.
Vernon: nights with a minimum temperature at or below 0 C (32 F) in 39 years, most in 1948 with 167.
Vernon: nights with a minimum temperature at or below -10 C (14 F) in 39 years, most in 1949 with 58.
14 fixed thresholds have at least one qualifying day at Vernon.

Days at or above 30 C (86 F)

39 years with a qualifying day

Days per year at Vernon with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 59 in 1958.

Days at or above 30 C (86 F) per year at Vernon
Year	Days	Decade average
1898	57	57
1920	40	29.5
1921	26	29.5
1922	40	29.5
1923	24	29.5
1924	34	29.5
1925	37	29.5
1926	25	29.5
1927	28	29.5
1928	18	29.5
1929	23	29.5
1930	26	27.3
1931	32	27.3
1932	19	27.3
1933	29	27.3
1934	28	27.3
1935	15	27.3
1936	35	27.3
1937	24	27.3
1938	38	27.3
1939	27	27.3
1940	36	21.1
1942	27	21.1
1943	19	21.1
1944	17	21.1
1945	26	21.1
1946	20	21.1
1947	16	21.1
1948	16	21.1
1949	13	21.1
1950	22	24.1
1951	25	24.1
1952	25	24.1
1953	16	24.1
1954	6	24.1
1956	35	24.1
1957	9	24.1
1958	59	24.1
1959	20	24.1

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

First to last qualifying date each year at Vernon
Year	First date	Last date
1898	1898-06-09	1898-09-18
1920	1920-06-21	1920-09-04
1921	1921-06-06	1921-08-15
1922	1922-05-31	1922-08-29
1923	1923-06-29	1923-08-18
1924	1924-05-12	1924-09-07
1925	1925-05-15	1925-08-20
1926	1926-06-07	1926-08-25
1927	1927-06-07	1927-08-16
1928	1928-05-21	1928-09-03
1929	1929-05-22	1929-08-17
1930	1930-07-08	1930-08-22
1931	1931-05-29	1931-08-29
1932	1932-06-10	1932-08-18
1933	1933-06-13	1933-08-27
1934	1934-05-24	1934-09-04
1935	1935-06-07	1935-09-01
1936	1936-05-26	1936-08-29
1937	1937-06-01	1937-09-04
1938	1938-05-23	1938-09-02
1939	1939-05-14	1939-08-27
1940	1940-05-22	1940-09-12
1942	1942-06-27	1942-08-23
1943	1943-06-28	1943-08-16
1944	1944-06-10	1944-08-05
1945	1945-05-29	1945-08-23
1946	1946-06-20	1946-08-24
1947	1947-05-25	1947-08-13
1948	1948-05-26	1948-08-01
1949	1949-05-12	1949-08-03
1950	1950-06-12	1950-08-22
1951	1951-06-14	1951-08-21
1952	1952-07-08	1952-08-13
1953	1953-07-06	1953-08-18
1954	1954-05-18	1954-08-02
1956	1956-05-17	1956-08-24
1957	1957-05-31	1957-08-18
1958	1958-05-21	1958-09-08
1959	1959-06-20	1959-08-07

Every Fixed Threshold

Fixed thresholds at Vernon
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	39	59	1958	20
35 C (95 F): Days	31	9	1925	5
90 F (32.2 C): Days	38	36	1898	12
100 F (37.8 C): Days	5	2	1926	1
0 C (32 F): Ice days (max	39	68	1929	43
0 C (32 F): Frost days (min	39	167	1948	133
-10 C (14 F): Days with min	39	58	1949	19
-20 C (-4 F): Days with min	27	22	1950	3
-30 C (-22 F): Days with min	5	8	1950	2
20 C (68 F): Tropical nights (min	12	5	1958	5
10 mm (0.39 in): Days with 10 mm or more rain	38	14	1942	5
25 mm (0.98 in): Days with 25 mm or more rain	18	3	1942	1
10 cm (3.9 in): Days with 10 cm or more snowfall	36	6	1937	1
25 cm (9.8 in): Days with 25 cm or more snowfall	8	2	1924	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

Data for Vernon 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Vernon Threshold Days by Year (CA001128550)

Key Facts for Vernon Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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