Sedgwick Threshold Days by Year

20 fixed thresholds counted per year at Sedgwick (USC00057513): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sedgwick Thresholds

Sedgwick: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1949 with 23.
Sedgwick: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1949 with 8.
Sedgwick: nights with a minimum temperature at or below 0 C (32 F) in 35 years, most in 1916 with 206.
Sedgwick: nights with a minimum temperature at or below -10 C (14 F) in 35 years, most in 1911 with 78.
20 fixed thresholds have at least one qualifying day at Sedgwick.

Days at or above 30 C (86 F)

34 years with a qualifying day

Days per year at Sedgwick with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 111 in 1939.

Days at or above 30 C (86 F) per year at Sedgwick
Year	Days	Decade average
1909	71	71
1910	90	71.1
1911	82	71.1
1912	42	71.1
1914	51	71.1
1916	84	71.1
1918	76	71.1
1919	73	71.1
1920	65	82.7
1921	91	82.7
1922	92	82.7
1930	59	91
1931	93	91
1932	90	91
1936	92	91
1937	92	91
1938	100	91
1939	111	91
1940	93	74.9
1941	83	74.9
1942	58	74.9
1943	79	74.9
1944	77	74.9
1945	53	74.9
1948	86	74.9
1949	70	74.9
1950	63	89.1
1951	50	89.1
1952	103	89.1
1953	99	89.1
1954	107	89.1
1955	101	89.1
1956	108	89.1
1957	82	89.1

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

First to last qualifying date each year at Sedgwick
Year	First date	Last date
1909	1909-05-04	1909-10-05
1910	1910-03-20	1910-10-16
1911	1911-05-08	1911-09-27
1912	1912-06-13	1912-09-07
1914	1914-05-09	1914-09-27
1916	1916-04-11	1916-09-18
1918	1918-05-03	1918-10-14
1919	1919-04-18	1919-09-26
1920	1920-05-21	1920-10-10
1921	1921-05-23	1921-10-21
1922	1922-06-06	1922-10-26
1930	1930-04-09	1930-10-11
1931	1931-05-15	1931-10-06
1932	1932-04-22	1932-10-07
1936	1936-05-05	1936-10-12
1937	1937-05-14	1937-10-29
1938	1938-04-25	1938-10-06
1939	1939-04-22	1939-10-23
1940	1940-04-14	1940-10-25
1941	1941-05-12	1941-09-20
1942	1942-04-14	1942-10-10
1943	1943-05-28	1943-09-18
1944	1944-05-15	1944-09-22
1945	1945-06-21	1945-09-07
1948	1948-04-17	1948-09-22
1949	1949-04-25	1949-09-26
1950	1950-04-22	1950-10-30
1951	1951-05-28	1951-09-11
1952	1952-04-27	1952-09-30
1953	1953-04-27	1953-10-11
1954	1954-04-23	1954-10-10
1955	1955-04-26	1955-10-19
1956	1956-05-08	1956-10-13
1957	1957-05-07	1957-10-02

Every Fixed Threshold

Fixed thresholds at Sedgwick
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	34	111	1939	82
35 C (95 F): Days	34	60	1939	27
40 C (104 F): Days	18	13	1954	2
45 C (113 F): Days	3	2	1954	2
90 F (32.2 C): Days	34	91	1939	53
100 F (37.8 C): Days	31	30	1936	2
110 F (43.3 C): Days	5	3	1939	3
0 C (32 F): Ice days (max	34	46	1916	20
0 C (32 F): Frost days (min	35	206	1916	159
-10 C (14 F): Days with min	35	78	1911	39
-20 C (-4 F): Days with min	34	26	1937	7
-30 C (-22 F): Days with min	11	3	1930	1
-40 C (-40 F): Days with min	1	1	1912	1
20 C (68 F): Tropical nights (min	24	12	1931	1
25 C (77 F): Days with min	1	1	1955	1
10 mm (0.39 in): Days with 10 mm or more rain	37	23	1949	11
25 mm (0.98 in): Days with 25 mm or more rain	36	8	1949	1
50 mm (1.97 in): Days with 50 mm or more rain	15	3	1930	1
10 cm (3.9 in): Days with 10 cm or more snowfall	29	6	1957	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1909	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

Data for Sedgwick 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).

Sedgwick Threshold Days by Year

Key Facts for Sedgwick Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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