Twin Falls 2 NNE Threshold Days by Year (USC00109294)

15 fixed thresholds counted per year at Twin Falls 2 NNE (USC00109294): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Twin Falls 2 NNE Thresholds

Twin Falls 2 NNE: days with a maximum temperature at or above 30 C (86 F) in 67 years, most in 1934 with 89.
Twin Falls 2 NNE: days with a maximum temperature at or above 35 C (95 F) in 67 years, most in 1940 with 35.
Twin Falls 2 NNE: days with a maximum temperature at or above 90 F (32.2 C) in 67 years, most in 1958 with 70.
Twin Falls 2 NNE: days with a maximum temperature at or below 0 C (32 F) in 67 years, most in 1922 with 49.
15 fixed thresholds have at least one qualifying day at Twin Falls 2 NNE.

Days at or above 30 C (86 F)

67 years with a qualifying day

Days per year at Twin Falls 2 NNE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 89 in 1934.

Days at or above 30 C (86 F) per year at Twin Falls 2 NNE
Year	Days	Decade average
1906	70	53
1907	40	53
1908	47	53
1909	55	53
1910	80	60.9
1911	58	60.9
1912	44	60.9
1913	60	60.9
1914	64	60.9
1915	56	60.9
1916	60	60.9
1918	53	60.9
1919	73	60.9
1920	53	60.2
1921	57	60.2
1922	77	60.2
1923	57	60.2
1924	56	60.2
1925	58	60.2
1926	62	60.2
1927	65	60.2
1928	56	60.2
1929	61	60.2
1930	57	74.2
1931	85	74.2
1932	61	74.2
1933	77	74.2
1934	89	74.2
1935	67	74.2
1936	77	74.2
1937	82	74.2
1938	71	74.2
1939	76	74.2
1940	86	72.2
1941	59	72.2
1942	69	72.2
1943	69	72.2
1944	57	72.2
1945	70	72.2
1946	79	72.2
1947	76	72.2
1948	78	72.2
1949	79	72.2
1950	61	71.4
1951	60	71.4
1952	79	71.4
1953	56	71.4
1954	73	71.4
1955	71	71.4
1956	78	71.4
1957	79	71.4
1958	89	71.4
1959	68	71.4
1960	77	64.4
1961	82	64.4
1962	62	64.4
1963	57	64.4
1964	50	64.4
1965	38	64.4
1966	82	64.4
1967	79	64.4
1968	54	64.4
1969	63	64.4
1970	64	59.3
1971	54	59.3
1972	60	59.3
1973	59	59.3

For each year, a bar from the first to the last day at Twin Falls 2 NNE meeting 30 C (86 F).

First to last qualifying date each year at Twin Falls 2 NNE
Year	First date	Last date
1906	1906-05-09	1906-09-30
1907	1907-06-27	1907-09-24
1908	1908-06-24	1908-09-15
1909	1909-06-03	1909-09-25
1910	1910-04-24	1910-10-11
1911	1911-06-11	1911-09-21
1912	1912-06-06	1912-09-30
1913	1913-05-26	1913-09-20
1914	1914-05-22	1914-09-25
1915	1915-06-22	1915-09-21
1916	1916-06-08	1916-09-18
1918	1918-05-03	1918-09-21
1919	1919-05-18	1919-09-11
1920	1920-06-07	1920-10-04
1921	1921-06-07	1921-10-04
1922	1922-05-24	1922-10-09
1923	1923-05-24	1923-09-20
1924	1924-05-11	1924-09-14
1925	1925-06-18	1925-09-02
1926	1926-04-29	1926-09-09
1927	1927-04-26	1927-10-16
1928	1928-05-06	1928-09-24
1929	1929-05-23	1929-09-17
1930	1930-05-27	1930-09-17
1931	1931-05-06	1931-09-27
1932	1932-05-12	1932-09-17
1933	1933-05-29	1933-10-06
1934	1934-04-21	1934-10-11
1935	1935-05-22	1935-10-02
1936	1936-04-17	1936-09-22
1937	1937-05-13	1937-09-19
1938	1938-05-25	1938-09-27
1939	1939-04-28	1939-09-23
1940	1940-05-10	1940-09-11
1941	1941-05-22	1941-09-17
1942	1942-05-21	1942-10-09
1943	1943-05-27	1943-10-02
1944	1944-05-14	1944-09-13
1945	1945-06-18	1945-09-15
1946	1946-04-25	1946-09-25
1947	1947-05-02	1947-10-04
1948	1948-05-16	1948-09-15
1949	1949-05-13	1949-09-27
1950	1950-06-05	1950-10-13
1951	1951-05-27	1951-09-19
1952	1952-05-31	1952-09-27
1953	1953-06-10	1953-10-09
1954	1954-05-08	1954-09-21
1955	1955-05-29	1955-10-03
1956	1956-05-17	1956-09-25
1957	1957-06-01	1957-09-30
1958	1958-05-05	1958-10-14
1959	1959-05-13	1959-09-12
1960	1960-05-10	1960-09-27
1961	1961-05-22	1961-09-15
1962	1962-04-18	1962-09-25
1963	1963-06-18	1963-10-04
1964	1964-05-17	1964-10-08
1965	1965-05-30	1965-10-09
1966	1966-05-03	1966-09-24
1967	1967-05-18	1967-09-30
1968	1968-05-29	1968-09-19
1969	1969-04-23	1969-09-28
1970	1970-05-17	1970-09-04
1971	1971-06-21	1971-09-11
1972	1972-05-15	1972-09-05
1973	1973-05-16	1973-10-15

Every Fixed Threshold

Fixed thresholds at Twin Falls 2 NNE
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	67	89	1934	59
35 C (95 F): Days	67	35	1940	11
40 C (104 F): Days	12	3	1934	1
90 F (32.2 C): Days	67	70	1958	39
100 F (37.8 C): Days	51	10	1940	1
0 C (32 F): Ice days (max	67	49	1922	17
0 C (32 F): Frost days (min	67	206	1911	150
-10 C (14 F): Days with min	67	50	1922	13
-20 C (-4 F): Days with min	39	17	1949	7
-30 C (-22 F): Days with min	5	2	1930	1
20 C (68 F): Tropical nights (min	25	6	1914	1
10 mm (0.39 in): Days with 10 mm or more rain	63	17	1907	5
25 mm (0.98 in): Days with 25 mm or more rain	14	2	1907	1
10 cm (3.9 in): Days with 10 cm or more snowfall	31	3	1907	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1912	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.

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Data for Twin Falls 2 NNE 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).

Twin Falls 2 NNE Threshold Days by Year (USC00109294)

Key Facts for Twin Falls 2 NNE Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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