Miami 12 SSW Threshold Days by Year (USC00085678)

11 fixed thresholds counted per year at Miami 12 SSW (USC00085678): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Miami 12 SSW Thresholds

Miami 12 SSW: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1968 with 60.
Miami 12 SSW: days with 25 mm (0.98 in) or more of precipitation in 23 years, most in 1969 with 27.
Miami 12 SSW: days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1968 with 12.
Miami 12 SSW: days with a maximum temperature at or above 30 C (86 F) in 21 years, most in 1980 with 176.
11 fixed thresholds have at least one qualifying day at Miami 12 SSW.

Days at or above 30 C (86 F)

21 years with a qualifying day

Days per year at Miami 12 SSW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 176 in 1980.

Days at or above 30 C (86 F) per year at Miami 12 SSW
Year	Days	Decade average
1959	155	155
1960	148	143.8
1961	153	143.8
1962	154	143.8
1963	136	143.8
1964	133	143.8
1965	148	143.8
1966	142	143.8
1967	143	143.8
1968	137	143.8
1969	144	143.8
1970	151	143.6
1971	158	143.6
1972	144	143.6
1973	135	143.6
1974	151	143.6
1975	155	143.6
1976	111	143.6
1978	144	143.6
1980	176	168.5
1981	161	168.5

For each year, a bar from the first to the last day at Miami 12 SSW meeting 30 C (86 F).

First to last qualifying date each year at Miami 12 SSW
Year	First date	Last date
1959	1959-02-20	1959-11-01
1960	1960-03-17	1960-11-02
1961	1961-02-26	1961-10-21
1962	1962-02-10	1962-10-24
1963	1963-03-07	1963-10-29
1964	1964-01-29	1964-10-16
1965	1965-03-21	1965-10-23
1966	1966-04-05	1966-10-26
1967	1967-03-16	1967-11-27
1968	1968-04-22	1968-10-21
1969	1969-04-18	1969-11-02
1970	1970-03-30	1970-11-13
1971	1971-02-24	1971-11-04
1972	1972-04-01	1972-11-21
1973	1973-04-05	1973-11-07
1974	1974-02-09	1974-10-18
1975	1975-02-07	1975-10-17
1976	1976-03-16	1976-11-20
1978	1978-03-24	1978-11-30
1980	1980-02-26	1980-11-18
1981	1981-02-28	1981-12-03

Every Fixed Threshold

Fixed thresholds at Miami 12 SSW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	21	176	1980	161
35 C (95 F): Days	7	5	1980	5
90 F (32.2 C): Days	21	85	1981	85
0 C (32 F): Frost days (min	5	3	1981	3
20 C (68 F): Tropical nights (min	21	236	1959	194
25 C (77 F): Days with min	21	32	1965	29
10 mm (0.39 in): Days with 10 mm or more rain	23	60	1968	35
25 mm (0.98 in): Days with 25 mm or more rain	23	27	1969	13
50 mm (1.97 in): Days with 50 mm or more rain	23	12	1968	5
100 mm (3.94 in): Days with 100 mm or more rain	14	3	1960	2
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1960	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

Data for Miami 12 SSW 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).

Miami 12 SSW Threshold Days by Year (USC00085678)

Key Facts for Miami 12 SSW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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