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Monthly climate in Bay Harbor Islands, Florida, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Bay Harbor Islands features a tropical monsoon climate (Am). Temperatures typically range between 21 °C (69 °F) and 28 °C (83 °F) through the year, but rarely can drop to 6 °C (44 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 1453 mm (57.2 inches) and receives 201 rainy days on the 1 mm (0.04 inches) threshold annually. Bay Harbor Islands enjoys an average of 3636 hours of sunshine throughout the year, and daylight varies from 10 hours 31 minutes to 13 hours 44 minutes per day.

Monthly average temperatures in Bay Harbor Islands, Florida, United States §

The warmest months in Bay Harbor Islands are July, August and September, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 21 to 23 °C (69 - 73 °F) throughout the day. On average each year, Bay Harbor Islands experiences 269 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 Bay Harbor Islands, 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 29°C
(84°F)		 29°C
(85°F)		 30°C
(87°F)		 32°C
(90°F)		 32°C
(89°F)		 32°C
(91°F)		 33°C
(92°F)		 32°C
(90°F)		 33°C
(92°F)		 31°C
(88°F)		 30°C
(86°F)		 29°C
(84°F)
Mean maximum 27°C
(82°F)		 28°C
(82°F)		 29°C
(85°F)		 30°C
(87°F)		 30°C
(87°F)		 31°C
(88°F)		 32°C
(90°F)		 32°C
(89°F)		 32°C
(89°F)		 31°C
(87°F)		 28°C
(83°F)		 28°C
(82°F)
Average high 24°C
(75°F)		 25°C
(78°F)		 25°C
(78°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(84°F)		 26°C
(80°F)		 25°C
(77°F)
Daily mean 21°C
(69°F)		 23°C
(73°F)		 23°C
(73°F)		 25°C
(77°F)		 26°C
(79°F)		 27°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(80°F)		 24°C
(75°F)		 22°C
(72°F)
Average low 18°C
(64°F)		 20°C
(69°F)		 20°C
(69°F)		 22°C
(73°F)		 24°C
(75°F)		 26°C
(78°F)		 26°C
(80°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(77°F)		 22°C
(72°F)		 19°C
(67°F)
Mean minimum 8°C
(47°F)		 12°C
(54°F)		 13°C
(56°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)		 21°C
(69°F)		 16°C
(60°F)		 11°C
(53°F)
Minimum 6°C
(44°F)		 10°C
(50°F)		 12°C
(53°F)		 14°C
(58°F)		 18°C
(65°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 14°C
(57°F)		 11°C
(53°F)		 9°C
(49°F)

Compare climate in Bay Harbor Islands with other places

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

Monthly average precipitation in Bay Harbor Islands, Florida, United States §

Bay Harbor Islands usually has the most precipitation in June, August and September, with an average of 24 rainy days and 199 mm (7.8 inches) of precipitation per month. The driest months in Bay Harbor Islands are January, March and December. On average, 36 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bay Harbor Islands, 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) 35 (1.4) 53 (2.1) 30 (1.2) 75 (2.9) 170 (6.7) 191 (7.5) 188 (7.4) 192 (7.6) 215 (8.5) 167 (6.6) 94 (3.7) 45 (1.8)
Average precipitation days (≥ 1 mm) 6 11 6 12 17 23 27 27 24 23 15 10

Monthly sunshine hours in Bay Harbor Islands, Florida, United States §

The sunniest months in Bay Harbor Islands are April, July and August, when the sun shines an average of 10 hours 58 minutes a day. Least sunny months in Bay Harbor Islands: January, February and November receive an average of 8 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bay Harbor Islands, 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 221 279 323 331 320 303 339 338 312 302 275 287
Mean daily daylight hours 10h 41m 11h 16m 12h 1m 12h 47m 13h 25m 13h 44m 13h 34m 13h 0m 12h 15m 11h 30m 10h 50m 10h 31m

Solar UV radiation in Bay Harbor Islands, Florida, United States §

Bay Harbor Islands experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure. January, November and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Bay Harbor Islands UV Index data.

Average daily maximum UV levels by month for Bay Harbor Islands, 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 12 13 12 12 11 10 8 6

Detailed Monthly Weather Insights for Bay Harbor Islands, Florida, United States

Discover in-depth weather details for every month in Bay Harbor Islands. 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 Bay Harbor Islands'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.