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Weather & Climate in South Beach, FL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
South Beach has a warm climate with an average annual temperature of 74°F (24°C). Winters average 64°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 330 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 56.4 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 41. The city sits at an elevation of -1 feet.
Temperature
64°F Jan (18°C)
83°F Jul (28°C)
| Annual Average | 74.4°F |
| 38% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | -1 ft (0 m) |
| Area | 6.9 sq mi (17.7 km²) |
| Population Density | 1,133/sq mi |
| Coordinates | 27.5755°N, 80.3334°W |
| Timezone | America/New_York |
| County | St. Lucie County County |
| Nearest Airport | Treasure Coast International (FPR) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.1 / 100 |
| Social Vulnerability | 51.2 / 100 |
| Community Resilience | 49.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very High |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | No Rating |
| Lightning | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Hurricane History
19 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Milton | Category 3 | 121 mph | 112 km |
| 2022 | Ian | Category 5 | 161 mph | 77 km |
| 2022 | Nicole | Category 1 | 75 mph | 4 km |
| 2019 | Dorian | Category 5 | 178 mph | 160 km |
| 2017 | Irma | Category 3 | 115 mph | 155 km |
| 2016 | Matthew | Category 4 | 138 mph | 64 km |
| 2011 | Irene | Category 2 | 104 mph | 299 km |
| 2005 | Wilma | Category 3 | 127 mph | 77 km |
| 2005 | Katrina | Category 2 | 98 mph | 170 km |
| 2005 | Ophelia | Category 1 | 75 mph | 153 km |
| 2004 | Charley | Category 4 | 150 mph | 138 km |
| 2004 | Jeanne | Category 3 | 121 mph | 40 km |
| 2004 | Frances | Category 2 | 109 mph | 31 km |
| 1999 | Floyd | Category 4 | 132 mph | 193 km |
| 1999 | Dennis | Category 2 | 104 mph | 271 km |
| 1999 | Irene | Category 1 | 81 mph | 30 km |
| 1995 | Erin | Category 1 | 86 mph | 14 km |
| 1992 | Andrew | Category 5 | 167 mph | 231 km |
| 1987 | Floyd | Category 1 | 75 mph | 276 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
333 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 12 fatalities, 224 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Oct 9, 2024 | EF3 | 24 km | 21.2 mi | 6 |
| Jan 24, 1979 | EF3 | 71 km | 9.6 mi | 0 |
| Jun 19, 1972 | EF3 | 94 km | 4.9 mi | 0 |
| Oct 19, 1958 | EF3 | 90 km | 20.2 mi | 1 |
| Apr 15, 1958 | EF3 | 25 km | 14.8 mi | 0 |
| Sep 18, 1954 | EF3 | 17 km | 0.1 mi | 2 |
| Oct 9, 2024 | EF2 | 63 km | 2.6 mi | 0 |
| Oct 9, 2024 | EF2 | 57 km | 5.7 mi | 0 |
| Oct 9, 2024 | EF2 | 63 km | 8.5 mi | 0 |
| Oct 9, 2024 | EF2 | 99 km | 65.5 mi | 0 |
| Apr 29, 2023 | EF2 | 87 km | 2.6 mi | 0 |
| Apr 6, 2017 | EF2 | 50 km | 4.1 mi | 0 |
| Oct 24, 2005 | EF2 | 56 km | 0.3 mi | 0 |
| Nov 15, 1994 | EF2 | 38 km | 2.5 mi | 1 |
| Mar 21, 1983 | EF2 | 61 km | 5.0 mi | 0 |
| Mar 7, 1983 | EF2 | 67 km | 5.0 mi | 0 |
| Feb 2, 1983 | EF2 | 38 km | 2.0 mi | 0 |
| Sep 26, 1982 | EF2 | 72 km | 4.0 mi | 1 |
| Sep 3, 1979 | EF2 | 60 km | 2.0 mi | 0 |
| Jul 9, 1979 | EF2 | 87 km | 0.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: FROG LIGHT (20,174 acres, 2007).
| Year | Name | Acres Burned | Distance |
| 2007 | FROG LIGHT | 20,174 | 84 km |
| 2021 | KISSIMMEE BEND NORTH | 13,782 | 78 km |
| 2006 | UNNAMED | 12,050 | 91 km |
| 1992 | UNNAMED | 11,488 | 78 km |
| 2008 | UNNAMED | 11,294 | 40 km |
| 2008 | UNNAMED | 9,670 | 83 km |
| 1996 | UNNAMED | 9,427 | 73 km |
| 2024 | APQ RECREATION AREA RX 0506 | 8,901 | 76 km |
| 1998 | UNNAMED | 8,794 | 95 km |
| 2017 | ECHO SPRINGS | 8,640 | 90 km |
| 1984 | UNNAMED | 7,765 | 88 km |
| 2004 | UNNAMED | 7,670 | 96 km |
| 2021 | AREA 11 | 7,140 | 88 km |
| 1989 | UNNAMED | 6,985 | 81 km |
| 2011 | TRAIL 3 | 6,854 | 74 km |
| 2011 | UNNAMED | 6,616 | 62 km |
| 2008 | SAN FILIPPO | 6,376 | 44 km |
| 1994 | UNNAMED | 6,243 | 75 km |
| 1993 | UNNAMED | 6,236 | 81 km |
| 1992 | UNNAMED | 6,228 | 84 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 2.6 in | Coldest |
| February | 64°F (18°C) | 2.9 in | |
| March | 68°F (20°C) | 3.3 in | |
| April | 72°F (22°C) | 2.2 in | |
| May | 76°F (25°C) | 4.4 in | |
| June | 80°F (27°C) | 6.2 in | |
| July | 83°F (28°C) | 5.9 in | Warmest |
| August | 82°F (28°C) | 6.1 in | |
| September | 81°F (27°C) | 7.5 in | Wettest |
| October | 76°F (25°C) | 5.2 in | |
| November | 70°F (21°C) | 3.0 in | |
| December | 65°F (18°C) | 2.1 in | Driest |
South Beach has a seasonal temperature swing of 19°F / from 64°F in January to 83°F in July. Total annual precipitation is 51.5 inches, with September being the wettest month (7.5") and December the driest (2.1").