Two Buttes Threshold Days by Year (USC00058510)

20 fixed thresholds counted per year at Two Buttes (USC00058510): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Two Buttes Thresholds

Two Buttes: days with a maximum temperature at or above 30 C (86 F) in 50 years, most in 1963 with 123.
Two Buttes: days with a maximum temperature at or above 35 C (95 F) in 50 years, most in 1934 with 67.
Two Buttes: days with a maximum temperature at or above 90 F (32.2 C) in 50 years, most in 1934 with 108.
Two Buttes: days with a maximum temperature at or below 0 C (32 F) in 49 years, most in 1913 with 39.
20 fixed thresholds have at least one qualifying day at Two Buttes.

Days at or above 30 C (86 F)

50 years with a qualifying day

Days per year at Two Buttes with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 123 in 1963.

Days at or above 30 C (86 F) per year at Two Buttes
Year	Days	Decade average
1901	107	91.7
1902	115	91.7
1903	95	91.7
1904	66	91.7
1905	102	91.7
1906	71	91.7
1907	76	91.7
1908	100	91.7
1909	93	91.7
1910	108	82.6
1911	106	82.6
1912	65	82.6
1913	93	82.6
1914	69	82.6
1915	51	82.6
1916	97	82.6
1917	78	82.6
1918	86	82.6
1919	73	82.6
1922	113	96.5
1929	80	96.5
1931	109	98
1932	90	98
1933	109	98
1934	116	98
1935	94	98
1936	83	98
1937	105	98
1938	86	98
1939	90	98
1940	84	86.2
1941	68	86.2
1942	88	86.2
1943	99	86.2
1948	92	86.2
1950	68	93
1951	71	93
1952	105	93
1953	109	93
1954	103	93
1955	93	93
1956	116	93
1957	86	93
1958	86	93
1959	93	93
1960	84	96.6
1961	87	96.6
1962	94	96.6
1963	123	96.6
1965	95	96.6

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

First to last qualifying date each year at Two Buttes
Year	First date	Last date
1901	1901-05-01	1901-10-14
1902	1902-04-20	1902-10-24
1903	1903-04-23	1903-10-19
1904	1904-02-28	1904-09-26
1905	1905-06-01	1905-10-07
1906	1906-05-30	1906-10-11
1907	1907-03-26	1907-10-06
1908	1908-05-19	1908-10-01
1909	1909-04-28	1909-10-04
1910	1910-03-25	1910-10-14
1911	1911-05-06	1911-10-14
1912	1912-05-18	1912-08-31
1913	1913-04-18	1913-09-22
1914	1914-04-21	1914-09-14
1915	1915-05-10	1915-10-10
1916	1916-03-19	1916-10-04
1917	1917-05-15	1917-10-05
1918	1918-05-08	1918-09-23
1919	1919-06-11	1919-09-14
1922	1922-06-06	1922-10-27
1929	1929-05-14	1929-10-06
1931	1931-05-14	1931-11-07
1932	1932-04-05	1932-10-17
1933	1933-05-16	1933-09-29
1934	1934-04-30	1934-10-19
1935	1935-05-27	1935-09-23
1936	1936-04-16	1936-09-14
1937	1937-04-16	1937-10-29
1938	1938-04-29	1938-09-30
1939	1939-04-22	1939-10-06
1940	1940-05-03	1940-10-18
1941	1941-05-12	1941-09-27
1942	1942-05-03	1942-10-09
1943	1943-03-29	1943-10-18
1948	1948-04-17	1948-10-04
1950	1950-04-22	1950-10-31
1951	1951-04-28	1951-10-12
1952	1952-05-04	1952-10-03
1953	1953-04-27	1953-10-11
1954	1954-04-06	1954-10-03
1955	1955-04-26	1955-10-19
1956	1956-04-26	1956-10-11
1957	1957-04-18	1957-10-05
1958	1958-05-21	1958-10-19
1959	1959-05-01	1959-10-25
1960	1960-04-10	1960-09-14
1961	1961-04-19	1961-10-17
1962	1962-04-20	1962-10-13
1963	1963-03-28	1963-10-12
1965	1965-04-20	1965-10-08

Every Fixed Threshold

Fixed thresholds at Two Buttes
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	50	123	1963	95
35 C (95 F): Days	50	67	1934	21
40 C (104 F): Days	27	16	1902	3
90 F (32.2 C): Days	50	108	1934	62
100 F (37.8 C): Days	45	33	1934	16
110 F (43.3 C): Days	2	3	1903	3
0 C (32 F): Ice days (max	49	39	1913	8
0 C (32 F): Frost days (min	48	168	1951	138
-10 C (14 F): Days with min	48	54	1916	28
-20 C (-4 F): Days with min	36	12	1916	10
-30 C (-22 F): Days with min	2	1	1932	1
20 C (68 F): Tropical nights (min	39	31	1934	11
25 C (77 F): Days with min	7	7	1935	7
10 mm (0.39 in): Days with 10 mm or more rain	48	29	1941	16
25 mm (0.98 in): Days with 25 mm or more rain	42	7	1904	6
50 mm (1.97 in): Days with 50 mm or more rain	13	3	1904	3
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1942	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1965	1
10 cm (3.9 in): Days with 10 cm or more snowfall	28	6	1940	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1939	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Two Buttes 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).

Two Buttes Threshold Days by Year (USC00058510)

Key Facts for Two Buttes Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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