Cedar Butte Threshold Days by Year (USC00391539)

21 fixed thresholds counted per year at Cedar Butte (USC00391539): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cedar Butte Thresholds

Cedar Butte: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1991 with 24.
Cedar Butte: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1962 with 8.
Cedar Butte: days with 10 cm (3.9 in) or more of snowfall in 53 years, most in 2013 with 7.
Cedar Butte: days with a maximum temperature at or above 30 C (86 F) in 45 years, most in 2012 with 96.
21 fixed thresholds have at least one qualifying day at Cedar Butte.

Days at or above 30 C (86 F)

45 years with a qualifying day

Days per year at Cedar Butte with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 96 in 2012.

Days at or above 30 C (86 F) per year at Cedar Butte
Year	Days	Decade average
1920	67	66.5
1921	66	66.5
1959	79	79
1962	47	66.6
1963	93	66.6
1964	65	66.6
1965	61	66.6
1967	67	66.6
1968	59	66.6
1969	74	66.6
1970	84	72
1971	73	72
1972	64	72
1975	65	72
1976	93	72
1977	65	72
1979	60	72
1980	79	78
1982	56	78
1987	83	78
1988	87	78
1989	85	78
1990	76	64.4
1991	85	64.4
1992	54	64.4
1993	33	64.4
1994	66	64.4
1995	71	64.4
1996	71	64.4
1997	65	64.4
1999	59	64.4
2000	79	70.6
2001	73	70.6
2003	85	70.6
2005	75	70.6
2006	84	70.6
2007	61	70.6
2008	59	70.6
2009	49	70.6
2010	67	63.8
2011	55	63.8
2012	96	63.8
2013	63	63.8
2014	50	63.8
2015	52	63.8

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

First to last qualifying date each year at Cedar Butte
Year	First date	Last date
1920	1920-05-21	1920-10-09
1921	1921-05-22	1921-08-31
1959	1959-04-06	1959-09-14
1962	1962-04-24	1962-10-14
1963	1963-05-06	1963-10-18
1964	1964-04-16	1964-10-15
1965	1965-04-30	1965-10-15
1967	1967-05-22	1967-10-21
1968	1968-04-30	1968-10-30
1969	1969-05-14	1969-09-30
1970	1970-05-07	1970-10-05
1971	1971-04-10	1971-09-26
1972	1972-05-15	1972-10-10
1975	1975-04-26	1975-10-07
1976	1976-05-04	1976-10-10
1977	1977-04-09	1977-09-21
1979	1979-04-23	1979-09-30
1980	1980-04-20	1980-10-09
1982	1982-05-02	1982-09-11
1987	1987-04-17	1987-10-03
1988	1988-04-07	1988-10-13
1989	1989-04-21	1989-09-30
1990	1990-04-22	1990-10-05
1991	1991-04-06	1991-10-16
1992	1992-04-30	1992-10-21
1993	1993-03-25	1993-10-07
1994	1994-05-10	1994-10-14
1995	1995-03-12	1995-10-12
1996	1996-04-10	1996-10-05
1997	1997-05-16	1997-10-12
1999	1999-05-30	1999-11-09
2000	2000-05-05	2000-10-19
2001	2001-04-20	2001-10-02
2003	2003-04-14	2003-10-23
2005	2005-05-20	2005-10-03
2006	2006-05-18	2006-10-08
2007	2007-05-12	2007-08-31
2008	2008-04-16	2008-09-26
2009	2009-04-23	2009-09-21
2010	2010-05-23	2010-10-09
2011	2011-05-09	2011-10-06
2012	2012-04-02	2012-10-03
2013	2013-05-14	2013-10-01
2014	2014-05-29	2014-10-16
2015	2015-05-03	2015-10-12

Every Fixed Threshold

Fixed thresholds at Cedar Butte
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	45	96	2012	52
35 C (95 F): Days	45	48	1988	10
40 C (104 F): Days	32	11	1988	1
45 C (113 F): Days	1	2	2006	2
90 F (32.2 C): Days	45	77	1988	34
100 F (37.8 C): Days	44	24	1976	2
110 F (43.3 C): Days	9	4	2006	2
0 C (32 F): Ice days (max	45	59	2010	43
0 C (32 F): Frost days (min	39	183	1920	139
-10 C (14 F): Days with min	39	77	1920	53
-20 C (-4 F): Days with min	39	30	1996	8
-30 C (-22 F): Days with min	10	6	1989	3
20 C (68 F): Tropical nights (min	39	21	2005	9
25 C (77 F): Days with min	8	3	2011	3
10 mm (0.39 in): Days with 10 mm or more rain	61	24	1991	17
25 mm (0.98 in): Days with 25 mm or more rain	58	8	1962	5
50 mm (1.97 in): Days with 50 mm or more rain	29	2	1962	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1971	1
10 cm (3.9 in): Days with 10 cm or more snowfall	53	7	2013	6
25 cm (9.8 in): Days with 25 cm or more snowfall	10	1	1956	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1995	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1920.

Download the Data

Data for Cedar Butte 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).

Cedar Butte Threshold Days by Year (USC00391539)

Key Facts for Cedar Butte Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related