South Bay, FL climate
South Bay has warm winters and hot summers, with plenty of rain. A typical July afternoon reaches 92°, a January night drops to 54°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in South Bay feels like
Winter
Spring
Summer
Fall
South Bay weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 75° | 54° | 2.3" | 0 | 9 | 0 | 58° – 70° |
| February | 78° | 56° | 2.1" | 0 | 7 | 0 | 60° – 74° |
| March | 81° | 59° | 2.6" | 0 | 8 | 0 | 63° – 76° |
| April | 85° | 63° | 2.6" | 0 | 8 | 0 | 70° – 78° |
| May | 89° | 67° | 4.5" | 0 | 9 | 0 | 74° – 80° |
| June | 91° | 72° | 8.5" | 0 | 16 | 0 | 80° – 84° |
| July | 92° | 73° | 7.2" | 0 | 17 | 0 | 81° – 85° |
| August | 92° | 74° | 7.8" | 0 | 17 | 0 | 81° – 85° |
| September | 90° | 73° | 6.7" | 0 | 18 | 0 | 80° – 84° |
| October | 87° | 68° | 4.1" | 0 | 12 | 0 | 75° – 81° |
| November | 81° | 62° | 2.1" | 0 | 8 | 0 | 66° – 77° |
| December | 77° | 57° | 2.0" | 0 | 8 | 0 | 55° – 74° |
| Year | 85° | 65° | 52.5" | 0.0" | 135 | 0 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in South Bay
South Bay gets 52 inches of rain and melted snow a year. June is the wettest month and December the driest. Rain or snow falls on about 135 days a year.
A year-round growing season
Heating and cooling a home in South Bay
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In South Bay, 7% of that work is heating and 93% is cooling, so air conditioning is the bigger bill.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How South Bay compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in South Bay averaged 1.8° warmer than the 1900s. The biggest change is in February (+2.7°). The shift is larger than in 89% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at South Bay’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 55° to 74°. August is the most reliable, staying within 3°.
Common questions about South Bay’s climate
What is the coldest month in South Bay?
January, with a typical high of 75° and a low of 54°.
What is the hottest month in South Bay?
August, with a typical high of 92° and a low of 74°. About 124 days a year reach 90°.
How much snow does South Bay get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in South Bay?
Frost is uncommon. Only 48% of years see a night at 32° or below.
What is the rainiest month in South Bay?
June, with 8.5 inches of rain and melted snow. The year totals 52 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for South Bay itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Belle Glade, FL (4 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.