Lynnville 4 SSW Threshold Days by Year (USC00405535)

18 fixed thresholds counted per year at Lynnville 4 SSW (USC00405535): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lynnville 4 SSW Thresholds

Lynnville 4 SSW: days with 10 mm (0.39 in) or more of precipitation in 76 years, most in 1912 with 58.
Lynnville 4 SSW: days with 25 mm (0.98 in) or more of precipitation in 76 years, most in 1912 with 26.
Lynnville 4 SSW: days with 50 mm (1.97 in) or more of precipitation in 75 years, most in 1948 with 9.
Lynnville 4 SSW: days with a maximum temperature at or above 30 C (86 F) in 70 years, most in 1931 with 124.
18 fixed thresholds have at least one qualifying day at Lynnville 4 SSW.

Days at or above 30 C (86 F)

70 years with a qualifying day

Days per year at Lynnville 4 SSW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 124 in 1931.

Days at or above 30 C (86 F) per year at Lynnville 4 SSW
Year	Days	Decade average
1898	79	91.5
1899	104	91.5
1900	93	71.3
1901	73	71.3
1902	82	71.3
1903	68	71.3
1904	68	71.3
1905	56	71.3
1906	63	71.3
1907	67	71.3
1908	76	71.3
1909	67	71.3
1910	61	72.2
1911	88	72.2
1912	61	72.2
1913	89	72.2
1914	84	72.2
1915	61	72.2
1916	81	72.2
1917	47	72.2
1918	72	72.2
1919	78	72.2
1921	117	95.4
1922	103	95.4
1923	80	95.4
1924	92	95.4
1925	122	95.4
1928	77	95.4
1929	77	95.4
1930	95	93.2
1931	124	93.2
1932	69	93.2
1933	92	93.2
1934	90	93.2
1935	87	93.2
1936	100	93.2
1937	94	93.2
1938	85	93.2
1939	96	93.2
1940	74	88.2
1942	93	88.2
1943	56	88.2
1944	115	88.2
1945	102	88.2
1946	88	88.2
1947	101	88.2
1948	82	88.2
1949	83	88.2
1950	56	97.7
1951	109	97.7
1952	82	97.7
1953	119	97.7
1954	119	97.7
1955	105	97.7
1956	97	97.7
1957	91	97.7
1958	102	97.7
1959	97	97.7
1960	79	83.9
1961	71	83.9
1962	110	83.9
1963	89	83.9
1964	97	83.9
1965	96	83.9
1966	72	83.9
1967	53	83.9
1968	85	83.9
1969	87	83.9
1970	89	79
1971	69	79

For each year, a bar from the first to the last day at Lynnville 4 SSW meeting 30 C (86 F).

First to last qualifying date each year at Lynnville 4 SSW
Year	First date	Last date
1898	1898-05-04	1898-09-28
1899	1899-04-30	1899-10-13
1900	1900-05-14	1900-10-04
1901	1901-05-01	1901-09-09
1902	1902-05-02	1902-09-22
1903	1903-05-21	1903-10-04
1904	1904-05-23	1904-10-11
1905	1905-05-10	1905-09-28
1906	1906-05-18	1906-09-14
1907	1907-06-08	1907-09-20
1908	1908-05-21	1908-09-19
1909	1909-05-28	1909-09-15
1910	1910-06-04	1910-10-05
1911	1911-05-13	1911-10-06
1912	1912-05-23	1912-10-11
1913	1913-05-20	1913-09-12
1914	1914-05-11	1914-09-21
1915	1915-05-03	1915-09-18
1916	1916-05-08	1916-10-09
1917	1917-05-26	1917-09-08
1918	1918-05-22	1918-10-06
1919	1919-05-04	1919-10-03
1921	1921-05-21	1921-10-24
1922	1922-05-08	1922-10-05
1923	1923-06-03	1923-09-30
1924	1924-04-25	1924-10-18
1925	1925-04-18	1925-10-04
1928	1928-05-09	1928-10-14
1929	1929-03-24	1929-09-30
1930	1930-04-12	1930-10-04
1931	1931-05-16	1931-10-13
1932	1932-06-06	1932-09-18
1933	1933-05-20	1933-10-01
1934	1934-05-04	1934-10-23
1935	1935-05-12	1935-10-13
1936	1936-05-08	1936-09-21
1937	1937-04-17	1937-10-06
1938	1938-05-19	1938-10-18
1939	1939-05-17	1939-10-23
1940	1940-05-06	1940-10-27
1942	1942-04-17	1942-10-02
1943	1943-04-30	1943-10-20
1944	1944-05-10	1944-10-06
1945	1945-04-14	1945-10-01
1946	1946-04-20	1946-10-07
1947	1947-05-15	1947-10-22
1948	1948-04-07	1948-09-22
1949	1949-05-04	1949-10-09
1950	1950-05-17	1950-10-31
1951	1951-05-01	1951-10-06
1952	1952-05-05	1952-10-02
1953	1953-05-21	1953-10-23
1954	1954-04-26	1954-10-05
1955	1955-05-04	1955-10-06
1956	1956-05-12	1956-10-01
1957	1957-04-22	1957-09-12
1958	1958-04-24	1958-09-26
1959	1959-05-01	1959-10-10
1960	1960-04-23	1960-09-22
1961	1961-05-31	1961-10-30
1962	1962-05-06	1962-10-14
1963	1963-05-08	1963-10-26
1964	1964-04-20	1964-09-22
1965	1965-04-22	1965-10-17
1966	1966-05-08	1966-09-04
1967	1967-04-05	1967-10-06
1968	1968-05-24	1968-09-08
1969	1969-05-22	1969-09-17
1970	1970-05-20	1970-09-23
1971	1971-04-19	1971-10-01

Every Fixed Threshold

Fixed thresholds at Lynnville 4 SSW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	70	124	1931	69
35 C (95 F): Days	59	58	1954	4
40 C (104 F): Days	5	6	1930	3
90 F (32.2 C): Days	70	101	1954	27
100 F (37.8 C): Days	23	20	1954	3
0 C (32 F): Ice days (max	63	16	1905	8
0 C (32 F): Frost days (min	69	106	1924	82
-10 C (14 F): Days with min	68	28	1963	8
-20 C (-4 F): Days with min	16	4	1940	1
20 C (68 F): Tropical nights (min	69	76	1899	27
25 C (77 F): Days with min	16	4	1924	1
10 mm (0.39 in): Days with 10 mm or more rain	76	58	1912	40
25 mm (0.98 in): Days with 25 mm or more rain	76	26	1912	16
50 mm (1.97 in): Days with 50 mm or more rain	75	9	1948	2
100 mm (3.94 in): Days with 100 mm or more rain	14	2	1893	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1902	1
10 cm (3.9 in): Days with 10 cm or more snowfall	11	2	1929	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1945	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 Lynnville 4 SSW 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).

Lynnville 4 SSW Threshold Days by Year (USC00405535)

Key Facts for Lynnville 4 SSW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related