Doyle Threshold Days by Year (USC00042504)

17 fixed thresholds counted per year at Doyle (USC00042504): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Doyle Thresholds

Doyle: days with 10 mm (0.39 in) or more of precipitation in 80 years, most in 1996 with 24.
Doyle: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1995 with 9.
Doyle: days with 10 cm (3.9 in) or more of snowfall in 47 years, most in 2009 with 6.
Doyle: days with a maximum temperature at or above 30 C (86 F) in 32 years, most in 1951 with 101.
17 fixed thresholds have at least one qualifying day at Doyle.

Days at or above 30 C (86 F)

32 years with a qualifying day

Days per year at Doyle with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 101 in 1951.

Days at or above 30 C (86 F) per year at Doyle
Year	Days	Decade average
1923	75	80.9
1924	97	80.9
1925	62	80.9
1926	88	80.9
1927	74	80.9
1928	83	80.9
1929	87	80.9
1930	85	88
1931	86	88
1932	98	88
1933	85	88
1934	85	88
1935	87	88
1936	88	88
1937	84	88
1938	91	88
1939	91	88
1940	80	75
1941	56	75
1942	73	75
1944	67	75
1945	80	75
1946	68	75
1947	78	75
1948	77	75
1949	96	75
1950	88	87.5
1951	101	87.5
1952	95	87.5
1953	83	87.5
1954	78	87.5
1955	80	87.5

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

First to last qualifying date each year at Doyle
Year	First date	Last date
1923	1923-05-08	1923-09-15
1924	1924-05-01	1924-09-29
1925	1925-05-02	1925-08-31
1926	1926-05-03	1926-09-11
1927	1927-05-13	1927-10-20
1928	1928-05-24	1928-10-09
1929	1929-05-21	1929-10-05
1930	1930-06-05	1930-09-17
1931	1931-05-11	1931-09-16
1932	1932-05-12	1932-10-04
1933	1933-05-29	1933-10-04
1934	1934-05-10	1934-09-22
1935	1935-06-03	1935-09-22
1936	1936-05-10	1936-09-25
1937	1937-05-14	1937-09-18
1938	1938-05-14	1938-09-22
1939	1939-05-08	1939-09-23
1940	1940-05-09	1940-09-01
1941	1941-05-10	1941-09-17
1942	1942-05-20	1942-10-06
1944	1944-06-25	1944-09-28
1945	1945-05-01	1945-10-08
1946	1946-04-24	1946-09-29
1947	1947-05-01	1947-10-04
1948	1948-05-15	1948-10-08
1949	1949-05-25	1949-09-23
1950	1950-05-21	1950-10-12
1951	1951-05-22	1951-10-09
1952	1952-05-24	1952-10-06
1953	1953-06-17	1953-10-08
1954	1954-05-06	1954-09-27
1955	1955-05-20	1955-09-13

Every Fixed Threshold

Fixed thresholds at Doyle
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	32	101	1951	80
35 C (95 F): Days	32	59	1951	49
40 C (104 F): Days	20	9	1931	6
90 F (32.2 C): Days	32	83	1951	69
100 F (37.8 C): Days	30	31	1950	23
110 F (43.3 C): Days	1	1	1931	1
0 C (32 F): Ice days (max	32	28	1949	15
0 C (32 F): Frost days (min	31	191	1929	174
-10 C (14 F): Days with min	31	43	1949	26
-20 C (-4 F): Days with min	15	11	1937	1
-30 C (-22 F): Days with min	3	5	1937	1
20 C (68 F): Tropical nights (min	3	3	1929	1
10 mm (0.39 in): Days with 10 mm or more rain	80	24	1996	8
25 mm (0.98 in): Days with 25 mm or more rain	61	9	1995	1
50 mm (1.97 in): Days with 50 mm or more rain	14	2	1986	1
10 cm (3.9 in): Days with 10 cm or more snowfall	47	6	2009	2
25 cm (9.8 in): Days with 25 cm or more snowfall	5	2	1952	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

Data for Doyle 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).

Doyle Threshold Days by Year (USC00042504)

Key Facts for Doyle Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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