Key West, FL Hourly Forecast
Key West temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 1 AM - around 86°
- Coolest hour: 6 PM - around 74°
- Highest rain chance: 6 PM (89%) - pack accordingly
- UV peak: 1 PM at index 12 - sun protection recommended
- Windiest: 12 AM at 21 mph
Key West hourly weather - Thursday, August 6
In Key West, expect a high near 82°F (28°C) around 4 PM and a low of 74°F (23°C) near 6 PM; precipitation risk peaks at 89% around 6 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 3 PM | Sunny | 82° | 90° | 14% | 17 mph E | 88% | 10 | |
| 4 PM | Patchy rain nearby | 82° | 90° | 25% | 17 mph E | 85% | 7 | |
| 5 PM | Heavy rain | 79° | 82° | 88% | 16 mph E | 91% | 4 | |
| 6 PM | Heavy rain at times | 74° | 73° | 89% | 17 mph E | 94% | 2 | |
| 7 PM | Moderate rain | 76° | 76° | 82% | 17 mph E | 92% | 0 | |
| 8 PM | Patchy rain nearby | 78° | 80° | 23% | 18 mph E | 85% | 0 | |
| 9 PM | Clear | 80° | 83° | 10% | 20 mph E | 84% | 0 | |
| 10 PM | Clear | 79° | 81° | 15% | 19 mph E | 92% | 0 | |
| 11 PM | Clear | 80° | 84° | 11% | 20 mph E | 85% | 0 |
Key West hourly weather - Friday, August 7
In Key West, expect a high near 86°F (30°C) around 1 AM and a low of 81°F (27°C) near 12 AM; precipitation risk peaks at 76% around 11 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 81° | 86° | 10% | 21 mph E | 83% | 0 | |
| 1 AM | Patchy rain nearby | 86° | 95° | 12% | 21 mph E | 71% | 0 | |
| 2 AM | Patchy rain nearby | 86° | 94° | 15% | 19 mph E | 70% | 0 | |
| 3 AM | Patchy rain nearby | 85° | 94° | 13% | 18 mph E | 72% | 0 | |
| 4 AM | Patchy rain nearby | 85° | 94° | 14% | 16 mph E | 73% | 0 | |
| 5 AM | Patchy light rain | 85° | 93° | 57% | 16 mph E | 73% | 0 | |
| 6 AM | Patchy rain nearby | 85° | 93° | 16% | 15 mph E | 73% | 0 | |
| 7 AM | Light rain shower | 85° | 93° | 44% | 15 mph E | 74% | 0 | |
| 8 AM | Patchy rain nearby | 85° | 93° | 19% | 15 mph E | 74% | 0 | |
| 9 AM | Patchy rain nearby | 84° | 93° | 22% | 14 mph E | 73% | 2 | |
| 10 AM | Patchy light rain | 85° | 93° | 46% | 13 mph E | 72% | 4 | |
| 11 AM | Partly Cloudy | 85° | 93° | 12% | 12 mph E | 72% | 7 | |
| 12 PM | Light drizzle | 85° | 93° | 33% | 12 mph ESE | 73% | 10 | |
| 1 PM | Patchy rain nearby | 85° | 94° | 13% | 10 mph ESE | 73% | 12 | |
| 2 PM | Patchy rain nearby | 85° | 94° | 15% | 10 mph ESE | 73% | 10 | |
| 3 PM | Cloudy | 85° | 95° | 14% | 9 mph ESE | 73% | 9 | |
| 4 PM | Cloudy | 85° | 95° | 14% | 9 mph ESE | 73% | 6 | |
| 5 PM | Patchy rain nearby | 86° | 95° | 14% | 9 mph ESE | 72% | 4 | |
| 6 PM | Cloudy | 86° | 95° | 13% | 10 mph E | 72% | 2 | |
| 7 PM | Partly Cloudy | 86° | 95° | 8% | 10 mph E | 72% | 0 | |
| 8 PM | Sunny | 86° | 95° | 7% | 10 mph E | 72% | 0 | |
| 9 PM | Clear | 86° | 95° | 8% | 12 mph E | 73% | 0 | |
| 10 PM | Clear | 85° | 95° | 8% | 12 mph E | 74% | 0 | |
| 11 PM | Patchy rain nearby | 85° | 95° | 76% | 13 mph E | 75% | 0 |
Key West hourly weather - Saturday, August 8
In Key West, expect a high near 86°F (30°C) around 2 AM and a low of 85°F (30°C) near 8 AM; precipitation risk peaks at 50% around 1 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Patchy rain nearby | 86° | 96° | 30% | 14 mph E | 74% | 0 | |
| 1 AM | Patchy rain nearby | 86° | 96° | 50% | 14 mph ESE | 74% | 0 | |
| 2 AM | Clear | 86° | 96° | 7% | 16 mph ESE | 71% | 0 | |
| 3 AM | Partly Cloudy | 86° | 95° | 9% | 16 mph ESE | 71% | 0 | |
| 4 AM | Partly Cloudy | 86° | 94° | 11% | 17 mph ESE | 71% | 0 | |
| 5 AM | Patchy rain nearby | 85° | 95° | 13% | 18 mph ESE | 73% | 0 | |
| 6 AM | Patchy rain nearby | 85° | 95° | 14% | 18 mph SE | 73% | 0 | |
| 7 AM | Patchy rain nearby | 85° | 94° | 16% | 18 mph SE | 73% | 0 | |
| 8 AM | Patchy rain nearby | 85° | 94° | 16% | 17 mph SE | 73% | 0 | |
| 9 AM | Patchy rain nearby | 85° | 95° | 24% | 16 mph SE | 74% | 2 | |
| 10 AM | Patchy rain nearby | 85° | 95° | 17% | 14 mph SE | 74% | 4 | |
| 11 AM | Patchy rain nearby | 85° | 95° | 17% | 14 mph SE | 73% | 7 | |
| 12 PM | Patchy rain nearby | 85° | 95° | 13% | 14 mph SE | 72% | 10 | |
| 1 PM | Partly Cloudy | 85° | 94° | 11% | 13 mph ESE | 71% | 12 | |
| 2 PM | Partly Cloudy | 85° | 94° | 10% | 12 mph ESE | 71% | 12 | |
| 3 PM | Partly Cloudy | 86° | 95° | 9% | 12 mph SE | 71% | 10 | |
| 4 PM | Partly Cloudy | 86° | 95° | 9% | 12 mph ESE | 71% | 7 | |
| 5 PM | Partly Cloudy | 86° | 95° | 9% | 12 mph ESE | 71% | 4 | |
| 6 PM | Partly Cloudy | 86° | 95° | 12% | 13 mph E | 73% | 2 | |
| 7 PM | Partly Cloudy | 85° | 96° | 10% | 14 mph E | 75% | 0 | |
| 8 PM | Partly Cloudy | 85° | 96° | 9% | 15 mph E | 75% | 0 | |
| 9 PM | Clear | 86° | 96° | 8% | 17 mph E | 75% | 0 | |
| 10 PM | Clear | 86° | 96° | 8% | 17 mph E | 74% | 0 | |
| 11 PM | Clear | 86° | 95° | 6% | 18 mph E | 71% | 0 |
Quick answers for the hours ahead
What is the warmest hour in Key West today?
Will it rain in Key West tonight?
When is the UV index highest in Key West today?
Key West hour-by-hour: what to expect
Over the next 24 hours in Key West, temperatures range from 74°F (23°C) around 6 PM up to 86°F (30°C) near 1 AM - right in line with the typical August high of 86°F (30°C).
Precipitation is a real possibility: the chance of rain peaks at 89% around 6 PM. Wind picks up to 21 mph (34 km/h) from the E near 12 AM. UV reaches 12 (1 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the Key West 14-day forecast or the monthly climate averages.