Salisbury Threshold Days by Year (USC00067109)

17 fixed thresholds counted per year at Salisbury (USC00067109): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Salisbury Thresholds

Salisbury: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1945 with 61.
Salisbury: days with 25 mm (0.98 in) or more of precipitation in 30 years, most in 1945 with 17.
Salisbury: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 1944 with 39.
Salisbury: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 1963 with 57.
17 fixed thresholds have at least one qualifying day at Salisbury.

Days at or above 30 C (86 F)

29 years with a qualifying day

Days per year at Salisbury with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 39 in 1944.

Days at or above 30 C (86 F) per year at Salisbury
Year	Days	Decade average
1934	13	18.8
1935	11	18.8
1936	18	18.8
1937	22	18.8
1938	22	18.8
1939	27	18.8
1940	14	22.3
1941	32	22.3
1942	3	22.3
1943	26	22.3
1944	39	22.3
1945	21	22.3
1946	19	22.3
1947	23	22.3
1948	16	22.3
1949	30	22.3
1950	11	16.7
1951	14	16.7
1952	23	16.7
1953	28	16.7
1954	8	16.7
1955	30	16.7
1956	9	16.7
1957	14	16.7
1958	3	16.7
1959	27	16.7
1961	11	13
1963	14	13
1965	14	13

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

First to last qualifying date each year at Salisbury
Year	First date	Last date
1934	1934-06-05	1934-08-10
1935	1935-07-05	1935-08-17
1936	1936-05-08	1936-08-14
1937	1937-05-31	1937-09-04
1938	1938-04-28	1938-08-21
1939	1939-05-07	1939-09-16
1940	1940-06-04	1940-08-10
1941	1941-04-20	1941-10-05
1942	1942-06-07	1942-07-19
1943	1943-06-03	1943-09-07
1944	1944-05-03	1944-09-02
1945	1945-06-14	1945-09-08
1946	1946-06-08	1946-09-20
1947	1947-06-28	1947-09-14
1948	1948-06-25	1948-09-18
1949	1949-05-05	1949-10-10
1950	1950-05-31	1950-07-31
1951	1951-06-19	1951-09-12
1952	1952-06-15	1952-09-11
1953	1953-05-11	1953-09-05
1954	1954-06-21	1954-08-16
1955	1955-06-18	1955-08-22
1956	1956-06-13	1956-08-18
1957	1957-06-15	1957-08-04
1958	1958-07-01	1958-07-26
1959	1959-05-20	1959-09-09
1961	1961-06-13	1961-09-12
1963	1963-06-26	1963-07-29
1965	1965-05-10	1965-09-22

Every Fixed Threshold

Fixed thresholds at Salisbury
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	29	39	1944	14
35 C (95 F): Days	7	4	1953	1
90 F (32.2 C): Days	25	16	1944	2
100 F (37.8 C): Days	1	1	1953	1
0 C (32 F): Ice days (max	29	57	1963	34
0 C (32 F): Frost days (min	29	191	1944	146
-10 C (14 F): Days with min	29	71	1940	38
-20 C (-4 F): Days with min	24	14	1963	7
-30 C (-22 F): Days with min	4	2	1943	2
20 C (68 F): Tropical nights (min	22	8	1952	3
10 mm (0.39 in): Days with 10 mm or more rain	30	61	1945	24
25 mm (0.98 in): Days with 25 mm or more rain	30	17	1945	3
50 mm (1.97 in): Days with 50 mm or more rain	21	4	1937	1
100 mm (3.94 in): Days with 100 mm or more rain	5	2	1955	2
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1955	1
10 cm (3.9 in): Days with 10 cm or more snowfall	21	11	1956	4
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	1958	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1934.

Download the Data

Data for Salisbury 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).

Salisbury Threshold Days by Year (USC00067109)

Key Facts for Salisbury Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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