Key West
May
Weather in Key West for May 2025
Your guide to Key West weather in May - trends and predictions
In general, the average temperature in Key West at the beginning of May is 25.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.6 °F by the end of May.
Key West sees moderate rainfall in May, averaging 8 rainy days.
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23
Dry days
8
Rainy days
0
Snow days
27°/27°
Temperatures
26 km/h
Avg max wind
73 %
Avg humidity
Key West in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2  25° | 3 25° | 4 25° | |||
| 5 26° | 6 26° | 7 26° | 8 26° | 9  26° | 10  27° | 11 27° |
| 12 27° | 13 27° | 14 28° | 15 28° | 16 28° | 17 28° | 18 29° |
| 19 29° | 20 28° | 21 28° | 22 28° | 23 28° | 24 28° | 25 28° |
| 26 28° | 27 29° | 28 28° | 29 29° | 30 29° | 31 29° |
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Temperatures trend during May in Key West
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Partly cloudy | 25° /25° | 0.6 mm | 7 | |
| May 2 | Patchy rain possible | 25° /24° | 2.3 mm | 6 | |
| May 3 | Patchy rain possible | 25° /25° | 0.2 mm | 6 | |
| May 4 | Light rain shower | 25° /25° | 1 mm | 6 | |
| May 5 | Patchy rain possible | 26° /25° | 0.4 mm | 6 | |
| May 6 | Patchy rain possible | 26° /25° | 0.2 mm | 6 | |
| May 7 | Patchy rain possible | 26° /26° | 0.4 mm | 6 | |
| May 8 | Partly cloudy | 26° /26° | 0 mm | 7 | |
| May 9 | Cloudy | 26° /25° | 0 mm | 6 | |
| May 10 | Sunny | 27° /26° | 0 mm | 7 | |
| May 11 | Partly cloudy | 27° /26° | 0 mm | 7 | |
| May 12 | Patchy rain possible | 27° /26° | 0 mm | 6 | |
| May 13 | Cloudy | 27° /27° | 0 mm | 6 | |
| May 14 | Sunny | 28° /27° | 0 mm | 7 | |
| May 15 | Partly cloudy | 28° /28° | 0 mm | 7 | |
| May 16 | Partly cloudy | 28° /27° | 0.2 mm | 7 | |
| May 17 | Sunny | 28° /28° | 0 mm | 7 | |
| May 18 | Sunny | 29° /28° | 0.2 mm | 7 | |
| May 19 | Sunny | 29° /28° | 2 mm | 7 | |
| May 20 | Patchy rain possible | 28° /28° | 3 mm | 6 | |
| May 21 | Sunny | 28° /27° | 0.2 mm | 7 | |
| May 22 | Sunny | 28° /28° | 0 mm | 7 | |
| May 23 | Partly cloudy | 28° /27° | 0 mm | 7 | |
| May 24 | Sunny | 28° /27° | 0 mm | 7 | |
| May 25 | Partly cloudy | 28° /27° | 0 mm | 7 | |
| May 26 | Sunny | 28° /28° | 0 mm | 7 | |
| May 27 | Sunny | 29° /28° | 0 mm | 7 | |
| May 28 | Partly cloudy | 28° /28° | 0 mm | 7 | |
| May 29 | Cloudy | 29° /28° | 0.9 mm | 6 | |
| May 30 | Sunny | 29° /27° | 0.1 mm | 7 | |
| May 31 | Patchy rain possible | 29° /28° | 0.3 mm | 6 | |
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Important Notice
Our weather forecast for Key West in May 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.
Key West in May - FAQ
What are the expected maximum and minimum temperatures in Key West during May?
During May, expect a variety of temperatures with highs around 27° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Key West during May?
Expect minimal rainfall in Key West during May, with a total of 11.9 mm over approximately 8 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Key West during May?
The average wind speed in Key West during May is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Key West
Explore the daily rainfall trends and prepare for Key Wests May weather 💧
UV exposure in Key West during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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