Coyame (Smn) Threshold Days by Year (MXN00008037)

16 fixed thresholds counted per year at Coyame (Smn) (MXN00008037): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coyame (Smn) Thresholds

Coyame (Smn): days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 1973 with 209.
Coyame (Smn): days with a maximum temperature at or above 35 C (95 F) in 29 years, most in 1973 with 131.
Coyame (Smn): days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 1973 with 157.
Coyame (Smn): nights with a minimum temperature at or below 0 C (32 F) in 29 years, most in 1988 with 93.
16 fixed thresholds have at least one qualifying day at Coyame (Smn).

Days at or above 30 C (86 F)

29 years with a qualifying day

Days per year at Coyame (Smn) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 209 in 1973.

Days at or above 30 C (86 F) per year at Coyame (Smn)
Year	Days	Decade average
1962	198	159.5
1963	196	159.5
1964	137	159.5
1965	188	159.5
1966	121	159.5
1967	129	159.5
1968	147	159.5
1969	160	159.5
1971	178	155.3
1972	188	155.3
1973	209	155.3
1974	142	155.3
1975	94	155.3
1976	117	155.3
1977	170	155.3
1978	146	155.3
1979	154	155.3
1980	151	160.4
1981	143	160.4
1982	182	160.4
1983	167	160.4
1984	153	160.4
1985	173	160.4
1986	169	160.4
1988	145	160.4
1990	170	184.5
1991	186	184.5
1992	193	184.5
1993	189	184.5

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

First to last qualifying date each year at Coyame (Smn)
Year	First date	Last date
1962	1962-02-03	1962-11-28
1963	1963-01-21	1963-10-13
1964	1964-04-07	1964-10-26
1965	1965-01-31	1965-11-06
1966	1966-04-09	1966-11-01
1967	1967-04-16	1967-10-29
1968	1968-04-12	1968-10-31
1969	1969-03-18	1969-10-23
1971	1971-03-05	1971-11-05
1972	1972-02-28	1972-11-17
1973	1973-03-02	1973-11-22
1974	1974-03-01	1974-09-11
1975	1975-03-22	1975-10-17
1976	1976-03-25	1976-10-03
1977	1977-03-17	1977-10-21
1978	1978-03-28	1978-10-11
1979	1979-02-14	1979-10-27
1980	1980-03-22	1980-10-05
1981	1981-03-26	1981-11-25
1982	1982-02-23	1982-10-31
1983	1983-04-11	1983-11-01
1984	1984-03-14	1984-11-07
1985	1985-03-08	1985-10-25
1986	1986-02-19	1986-10-05
1988	1988-03-11	1988-11-10
1990	1990-03-08	1990-11-19
1991	1991-03-04	1991-10-28
1992	1992-03-07	1992-11-17
1993	1993-03-21	1993-11-24

Every Fixed Threshold

Fixed thresholds at Coyame (Smn)
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	29	209	1973	189
35 C (95 F): Days	29	131	1973	96
40 C (104 F): Days	20	44	1973	10
45 C (113 F): Days	1	3	1983	3
90 F (32.2 C): Days	29	157	1973	133
100 F (37.8 C): Days	28	77	1992	53
110 F (43.3 C): Days	2	4	1983	2
0 C (32 F): Ice days (max	1	1	1962	1
0 C (32 F): Frost days (min	29	93	1988	45
-10 C (14 F): Days with min	4	5	1962	1
20 C (68 F): Tropical nights (min	28	125	1969	37
25 C (77 F): Days with min	13	25	1963	1
10 mm (0.39 in): Days with 10 mm or more rain	26	20	1978	7
25 mm (0.98 in): Days with 25 mm or more rain	22	9	1986	3
50 mm (1.97 in): Days with 50 mm or more rain	8	3	1978	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1978	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1962.

Download the Data

Data for Coyame (Smn) 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).

Coyame (Smn) Threshold Days by Year (MXN00008037)

Key Facts for Coyame (Smn) Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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