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Monthly climate in South Bay, Florida, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification South Bay features a tropical monsoon climate (Am). Temperatures typically range between 19 °C (67 °F) and 28 °C (82 °F) through the year, but rarely can drop to 5 °C (42 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 1224 mm (48.2 inches) and receives 156 rainy days on the 1 mm (0.04 inches) threshold annually. South Bay enjoys an average of 3515 hours of sunshine throughout the year, and daylight varies from 10 hours 28 minutes to 13 hours 46 minutes per day.

Monthly average temperatures in South Bay, Florida, United States §

The warmest months in South Bay are July, August and September, with daily mean temperatures ranging from 27 to 28 °C (82 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 19 to 21 °C (67 - 71 °F) throughout the day. On average each year, South Bay experiences 243 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in South Bay, Florida, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 28°C
(83°F)		 28°C
(83°F)		 31°C
(88°F)		 32°C
(91°F)		 33°C
(92°F)		 33°C
(92°F)		 32°C
(91°F)		 33°C
(91°F)		 32°C
(91°F)		 31°C
(88°F)		 30°C
(86°F)		 28°C
(83°F)
Mean maximum 27°C
(80°F)		 28°C
(82°F)		 29°C
(85°F)		 31°C
(88°F)		 32°C
(89°F)		 32°C
(89°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(89°F)		 31°C
(87°F)		 28°C
(83°F)		 27°C
(81°F)
Average high 22°C
(72°F)		 25°C
(76°F)		 25°C
(78°F)		 28°C
(82°F)		 29°C
(84°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(86°F)		 28°C
(83°F)		 25°C
(78°F)		 23°C
(74°F)
Daily mean 19°C
(67°F)		 21°C
(71°F)		 22°C
(72°F)		 25°C
(76°F)		 26°C
(79°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(82°F)		 26°C
(80°F)		 23°C
(74°F)		 20°C
(69°F)
Average low 16°C
(62°F)		 19°C
(66°F)		 19°C
(67°F)		 22°C
(71°F)		 24°C
(75°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(77°F)		 21°C
(70°F)		 18°C
(64°F)
Mean minimum 8°C
(46°F)		 11°C
(52°F)		 13°C
(55°F)		 17°C
(62°F)		 21°C
(70°F)		 24°C
(75°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 20°C
(69°F)		 15°C
(60°F)		 11°C
(52°F)
Minimum 5°C
(42°F)		 9°C
(49°F)		 12°C
(53°F)		 15°C
(59°F)		 19°C
(66°F)		 23°C
(74°F)		 24°C
(76°F)		 24°C
(76°F)		 23°C
(73°F)		 14°C
(57°F)		 11°C
(52°F)		 8°C
(47°F)

Compare climate in South Bay with other places

Compare temperature, precipitation, sunshine, UV index in South Bay, Florida, United States with other places around the world.

Monthly average precipitation in South Bay, Florida, United States §

South Bay usually has the most precipitation in June, July and August, with an average of 24 rainy days and 186 mm (7.3 inches) of precipitation per month. The driest months in South Bay are January, March and December. On average, 35 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in South Bay, Florida, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 39 (1.5) 40 (1.6) 26 (1.0) 53 (2.1) 138 (5.4) 192 (7.6) 166 (6.5) 200 (7.9) 161 (6.3) 123 (4.8) 49 (1.9) 40 (1.6)
Average precipitation days (≥ 1 mm) 4 6 3 7 13 21 25 26 21 16 8 6

Monthly sunshine hours in South Bay, Florida, United States §

The sunniest months in South Bay are April, July and August, when the sun shines an average of 10 hours 31 minutes a day. Least sunny months in South Bay: January, February and November receive an average of 8 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in South Bay, Florida, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 214 268 314 322 312 287 323 321 301 297 271 278
Mean daily daylight hours 10h 39m 11h 15m 12h 1m 12h 48m 13h 27m 13h 46m 13h 36m 13h 1m 12h 16m 11h 29m 10h 49m 10h 28m

Solar UV radiation in South Bay, Florida, United States §

South Bay experiences the highest level of ultraviolet (UV) radiation in April, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly South Bay UV Index data.

Average daily maximum UV levels by month for South Bay, Florida, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 6 9 10 12 11 12 12 12 11 10 7 5

Detailed Monthly Weather Insights for South Bay, Florida, United States

Discover in-depth weather details for every month in South Bay. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about South Bay's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.