Smythesdale Threshold Days by Year

4 fixed thresholds counted per year at Smythesdale (ASN00089028): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Smythesdale Thresholds

Smythesdale: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1939 with 30.
Smythesdale: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 1960 with 9.
Smythesdale: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1933 with 2.
Smythesdale: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1937 with 1.
4 fixed thresholds have at least one qualifying day at Smythesdale.

Days with 10 mm (0.39 in) or more of precipitation

59 years with a qualifying day

Days per year at Smythesdale with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1939.

Days with 10 mm (0.39 in) or more of precipitation per year at Smythesdale
Year	Days	Decade average
1906	21	16.3
1907	12	16.3
1908	15	16.3
1909	17	16.3
1910	16	15.2
1911	21	15.2
1912	13	15.2
1913	12	15.2
1914	10	15.2
1915	11	15.2
1916	18	15.2
1917	21	15.2
1918	17	15.2
1919	13	15.2
1920	13	17.3
1921	19	17.3
1922	15	17.3
1923	19	17.3
1924	28	17.3
1926	12	17.3
1927	10	17.3
1928	21	17.3
1929	19	17.3
1930	22	18.8
1931	16	18.8
1932	19	18.8
1933	18	18.8
1934	17	18.8
1935	21	18.8
1936	14	18.8
1937	20	18.8
1938	11	18.8
1939	30	18.8
1940	12	19.9
1941	26	19.9
1942	22	19.9
1943	12	19.9
1944	15	19.9
1945	14	19.9
1946	28	19.9
1947	23	19.9
1948	25	19.9
1949	22	19.9
1950	24	20
1951	17	20
1952	30	20
1954	12	20
1957	11	20
1958	25	20
1959	21	20
1960	24	16.2
1961	15	16.2
1962	23	16.2
1963	18	16.2
1965	12	16.2
1966	14	16.2
1967	3	16.2
1968	21	16.2
1969	16	16.2

For each year, a bar from the first to the last day at Smythesdale meeting 10 mm (0.39 in).

First to last qualifying date each year at Smythesdale
Year	First date	Last date
1906	1906-02-28	1906-11-28
1907	1907-01-26	1907-12-28
1908	1908-01-10	1908-11-27
1909	1909-01-04	1909-12-23
1910	1910-03-06	1910-12-23
1911	1911-02-07	1911-12-13
1912	1912-02-08	1912-12-09
1913	1913-01-03	1913-12-23
1914	1914-01-12	1914-12-26
1915	1915-01-20	1915-11-29
1916	1916-01-28	1916-12-09
1917	1917-01-22	1917-12-31
1918	1918-03-06	1918-10-28
1919	1919-02-03	1919-12-29
1920	1920-03-05	1920-12-17
1921	1921-01-03	1921-12-23
1922	1922-02-21	1922-12-30
1923	1923-05-07	1923-12-14
1924	1924-02-05	1924-12-27
1926	1926-01-08	1926-12-22
1927	1927-02-24	1927-12-15
1928	1928-01-18	1928-12-23
1929	1929-01-30	1929-12-28
1930	1930-02-10	1930-12-26
1931	1931-02-21	1931-11-17
1932	1932-02-05	1932-12-15
1933	1933-03-06	1933-12-15
1934	1934-01-08	1934-12-29
1935	1935-01-05	1935-11-13
1936	1936-03-15	1936-12-29
1937	1937-01-02	1937-12-03
1938	1938-01-15	1938-10-31
1939	1939-02-24	1939-12-05
1940	1940-01-06	1940-12-20
1941	1941-01-16	1941-11-21
1942	1942-01-20	1942-12-19
1943	1943-01-22	1943-11-18
1944	1944-01-24	1944-12-27
1945	1945-01-15	1945-12-27
1946	1946-01-16	1946-12-28
1947	1947-02-04	1947-12-23
1948	1948-01-05	1948-11-09
1949	1949-01-17	1949-12-14
1950	1950-02-02	1950-12-30
1951	1951-02-21	1951-11-10
1952	1952-03-22	1952-12-11
1954	1954-02-01	1954-12-04
1957	1957-02-07	1957-11-26
1958	1958-01-31	1958-12-16
1959	1959-02-14	1959-12-26
1960	1960-01-08	1960-11-21
1961	1961-02-09	1961-12-14
1962	1962-01-25	1962-11-11
1963	1963-01-14	1963-12-06
1965	1965-01-18	1965-12-02
1966	1966-01-13	1966-12-01
1967	1967-01-13	1967-09-16
1968	1968-01-21	1968-12-16
1969	1969-01-26	1969-12-24

Every Fixed Threshold

Fixed thresholds at Smythesdale
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	59	30	1939	16
25 mm (0.98 in): Days with 25 mm or more rain	56	9	1960	1
50 mm (1.97 in): Days with 50 mm or more rain	17	2	1933	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1937	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Smythesdale 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).

Smythesdale Threshold Days by Year

Key Facts for Smythesdale Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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