Ouray Threshold Days by Year (USC00056203)

13 fixed thresholds counted per year at Ouray (USC00056203): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ouray Thresholds

Ouray: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1984 with 28.
Ouray: days with 10 cm (3.9 in) or more of snowfall in 58 years, most in 1975 with 20.
Ouray: days with a maximum temperature at or below 0 C (32 F) in 57 years, most in 1991 with 54.
Ouray: nights with a minimum temperature at or below 0 C (32 F) in 57 years, most in 1982 with 209.
13 fixed thresholds have at least one qualifying day at Ouray.

Days at or above 30 C (86 F)

37 years with a qualifying day

Days per year at Ouray with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 1960.

Days at or above 30 C (86 F) per year at Ouray
Year	Days	Decade average
1948	10	8.5
1949	7	8.5
1951	13	9
1952	1	9
1953	10	9
1954	17	9
1955	7	9
1956	4	9
1957	2	9
1958	16	9
1959	11	9
1960	23	6
1961	1	6
1963	3	6
1966	1	6
1969	2	6
1971	6	4.6
1972	4	4.6
1973	1	4.6
1978	4	4.6
1979	8	4.6
1980	9	5
1981	4	5
1982	1	5
1985	5	5
1986	3	5
1987	3	5
1988	2	5
1989	13	5
1990	6	4.3
1994	2	4.3
1998	5	4.3
2000	3	6.8
2001	1	6.8
2002	10	6.8
2003	12	6.8
2005	8	6.8

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

First to last qualifying date each year at Ouray
Year	First date	Last date
1948	1948-07-10	1948-09-04
1949	1949-07-18	1949-08-22
1951	1951-06-29	1951-08-18
1952	1952-07-21	1952-07-21
1953	1953-06-23	1953-07-26
1954	1954-06-18	1954-09-01
1955	1955-07-09	1955-09-04
1956	1956-06-12	1956-07-09
1957	1957-07-01	1957-07-03
1958	1958-07-08	1958-08-13
1959	1959-06-23	1959-08-11
1960	1960-06-28	1960-08-31
1961	1961-07-23	1961-07-23
1963	1963-06-27	1963-07-31
1966	1966-07-06	1966-07-06
1969	1969-08-07	1969-08-08
1971	1971-07-12	1971-07-17
1972	1972-07-14	1972-08-11
1973	1973-07-06	1973-07-06
1978	1978-06-25	1978-09-06
1979	1979-06-30	1979-08-06
1980	1980-06-26	1980-08-12
1981	1981-06-11	1981-08-06
1982	1982-07-24	1982-07-24
1985	1985-07-07	1985-08-27
1986	1986-08-01	1986-08-20
1987	1987-07-24	1987-08-20
1988	1988-06-23	1988-08-15
1989	1989-06-19	1989-07-22
1990	1990-06-24	1990-08-31
1994	1994-06-26	1994-06-27
1998	1998-06-30	1998-07-21
2000	2000-07-24	2000-08-03
2001	2001-07-04	2001-07-04
2002	2002-06-26	2002-08-18
2003	2003-07-02	2003-07-23
2005	2005-07-13	2005-07-23

Every Fixed Threshold

Fixed thresholds at Ouray
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	37	23	1960	8
90 F (32.2 C): Days	8	4	1989	1
0 C (32 F): Ice days (max	57	54	1991	25
0 C (32 F): Frost days (min	57	209	1982	169
-10 C (14 F): Days with min	57	75	1895	31
-20 C (-4 F): Days with min	42	9	1955	2
-30 C (-22 F): Days with min	1	1	1963	1
10 mm (0.39 in): Days with 10 mm or more rain	59	28	1984	18
25 mm (0.98 in): Days with 25 mm or more rain	39	4	1988	2
50 mm (1.97 in): Days with 50 mm or more rain	3	1	1982	1
10 cm (3.9 in): Days with 10 cm or more snowfall	58	20	1975	7
25 cm (9.8 in): Days with 25 cm or more snowfall	37	4	1973	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1973	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

Data for Ouray 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).

Ouray Threshold Days by Year (USC00056203)

Key Facts for Ouray Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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