Bay Harbor Islands (FL) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bay Harbor Islands.
Climate overview of Bay Harbor Islands
The climate in Bay Harbor Islands, Florida, United States of America, sees a moderate range of temperatures across the year, from 32°C (90°F) in August down to 24°C (75°F) in January.
The city has a wet climate, receiving around 1540 mm (61 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from June to September. June is the wettest month. The sunniest month is July, with 10.3 hours of sunshine per day on average.
Bay Harbor Islands Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bay Harbor Islands — and find the best time to visit.
Monthly Temperature in Bay Harbor Islands
In Bay Harbor Islands, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a very warm 32°C (90°F) in August to a comfortable 24°C (75°F) in January.
Nighttime temperatures range from 26°C (79°F) in August to 16°C (61°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bay Harbor Islands
Bay Harbor Islands experiences significant rainfall throughout the year, averaging 1540 mm (61 in) of precipitation annually. The seasons in Bay Harbor Islands bring significant changes in precipitation. The wettest month, June, receives heavy rainfall, with an average of 208 mm (8.2 in) of precipitation. This rainfall is distributed across 21 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 47 mm (1.9 in) over 11 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Bay Harbor Islands Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Bay Harbor Islands
Bay Harbor Islands enjoys sunny spells year-round. July sees up to 10.3 hours of daily sunshine, perfect for a sunny trip. December, the least sunny month, still offers a generous 7.2 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Bay Harbor Islands
The mean water temperature over the year ranges from 24°C (75°F) in January to 28°C (82°F) in June.
Water temperature over the year
Humidity in Bay Harbor Islands by Month
The relative humidity is high throughout the year in Bay Harbor Islands.
The city experiences its highest humidity in September, reaching 78%. In April, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Bay Harbor Islands
The average wind speed over the year ranges from 4 m/s (8 knots) to 5 m/s (10 knots). It is lower in January, June, July, August, September, October and December and higher in February, March, April, May and November. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Bay Harbor Islands
Be prepared for heavier rainfall during June, July, August and September, the wettest period of the year. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
Frequently asked questions about the climate in Bay Harbor Islands
What is the best time to visit Bay Harbor Islands?
January, February, March, November and December typically offer the most optimal weather in Bay Harbor Islands. In contrast, June, July and September tend to have less optimal conditions. Bay Harbor Islands has a distinct rainy season from June to September.
What temperatures can I expect in Bay Harbor Islands?
Daytime highs range from 24°C (75°F) in January to 32°C (90°F) in August. Nighttime lows range from 16°C (61°F) to 26°C (79°F).
How much rain does Bay Harbor Islands get?
Annual rainfall is around 1540 mm (61 in). June is the wettest month with 208 mm (8.2 in), while January is the driest with 47 mm (1.9 in).
How sunny is Bay Harbor Islands?
Bay Harbor Islands receives around 3,122 hours of sunshine per year. July is the sunniest month with 308 hours, while December is the cloudiest with just 216 hours. Overall, Bay Harbor Islands enjoys abundant sunshine.
Bay Harbor Islands 3-Day Forecast
Bay Harbor Islands (FL) 3-Day Forecast
Bay Harbor Islands on the map
Bay Harbor Islands is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
Sedona: Explore Majestic Red Rock Landscapes
A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States
Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.