Key West (FL)
August
Weather in Key West, Florida for August 2027
Your guide to Key West weather in August - trends and predictions
In general, the average temperature in Key West at the beginning of August is 29.7 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 29.8 °C by the end of August.
The climate of Key West in August is notably wet, with an average of 15 rainy days, and a total of 280.1 mm of precipitation.
Is August a good time to visit Key West? check out the best time to travel to Key West page.
✨ Is August a good time to visit Key West? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
16
Dry days
15
Rainy days
0
Snow days
30°/28°
Temperatures
23 km/h
Avg max wind
75 %
Avg humidity
Key West Weather August
Move between months or click on a day
Temperatures trend during August in Key West
See the weather trend as well as the moving average line
August weather in Key West day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Cloudy | 30° /28° | 0.4 mm | 9 | |
| Aug. 2 |  Light rain | 30° /28° | 6.6 mm | 9 | |
| Aug. 3 |  Moderate rain | 31° /27° | 15 mm | 9 | |
| Aug. 4 | Light rain | 30° /28° | 7.9 mm | 9 | |
| Aug. 5 |  Light rain shower | 29° /28° | 1.9 mm | 7 | |
| Aug. 6 | Light rain | 29° /27° | 7.9 mm | 7 | |
| Aug. 7 | Moderate rain | 29° /28° | 13.3 mm | 8 | |
| Aug. 8 |  Moderate or heavy rain shower | 30° /28° | 8 mm | 9 | |
| Aug. 9 | Light rain | 30° /28° | 5.3 mm | 8 | |
| Aug. 10 | Light rain | 30° /29° | 6 mm | 9 | |
| Aug. 11 | Light rain shower | 30° /29° | 2 mm | 9 | |
| Aug. 12 | Patchy light drizzle | 30° /29° | 0.9 mm | 9 | |
| Aug. 13 | Moderate rain | 30° /28° | 23.7 mm | 8 | |
| Aug. 14 | Cloudy | 31° /28° | 0.9 mm | 10 | |
| Aug. 15 | Light rain | 31° /28° | 2.6 mm | 8 | |
| Aug. 16 | Patchy rain possible | 30° /26° | 0 mm | 7 | |
| Aug. 17 | Patchy rain possible | 30° /29° | 1 mm | 9 | |
| Aug. 18 |  Sunny | 30° /29° | 0.7 mm | 9 | |
| Aug. 19 | Patchy light drizzle | 30° /29° | 0.2 mm | 9 | |
| Aug. 20 | Light rain shower | 30° /29° | 1.9 mm | 4 | |
| Aug. 21 | Cloudy | 30° /29° | 0 mm | 6 | |
| Aug. 22 | Patchy rain possible | 30° /29° | 0.3 mm | 9 | |
| Aug. 23 | Light rain | 30° /28° | 4.1 mm | 8 | |
| Aug. 24 |  Moderate or heavy rain with thunder | 30° /28° | 26.2 mm | 8 | |
| Aug. 25 | Moderate or heavy rain shower | 30° /28° | 5.8 mm | 8 | |
| Aug. 26 | Light rain | 30° /28° | 2.8 mm | 6 | |
| Aug. 27 | Light rain | 30° /29° | 4.9 mm | 7 | |
| Aug. 28 | Light rain shower | 29° /29° | 1 mm | 7 | |
| Aug. 29 |  Patchy light rain with thunder | 30° /28° | 5.5 mm | 6 | |
| Aug. 30 |  Heavy rain | 30° /28° | 76.4 mm | 5 | |
| Aug. 31 | Heavy rain | 30° /28° | 46.8 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Key West in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Key West forecast closer to your planned date for the most up-to-date weather information.
Change Month
Key West in August - FAQ
What are the expected maximum and minimum temperatures in Key West during August?
During August, expect a variety of temperatures with highs around 30° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Key West during August?
Significant rainfall exceeding 280.1 mm is expected in Key West during August, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Key West during August?
The average wind speed in Key West during August is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Key West
Explore the daily rainfall trends and prepare for Key Wests August weather 💧
Typically, Key West has 15 rainy days in August with a total of 280.1 mm of rainfall.
UV exposure in Key West during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Quick links
More Key West weather pages
You are here
Where is Key West?Get accurate weather forecasts for Key West, located at latitude 24.555 and longitude -81.782. Stay updated with localized weather information tailored for Key West.
Found a mistake?
We appreciate your attention to details. Tell us here.