Key West, FL Hourly Forecast
Key West temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 2 PM - around 86°
- Coolest hour: 3 PM - around 78°
- Highest rain chance: 3 PM (87%) - pack accordingly
- UV peak: 1 PM at index 11 - sun protection recommended
- Windiest: 7 AM at 14 mph
Key West hourly weather - Friday, July 17
In Key West, expect a high near 86°F (30°C) around 2 PM and a low of 78°F (25°C) near 3 PM; precipitation risk peaks at 87% around 3 PM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 2 PM | Partly Cloudy | 86° | 100° | 12% | 2 mph S | 78% | 11 | |
| 3 PM | Moderate rain | 78° | 71° | 87% | 2 mph SW | 88% | 9 | |
| 4 PM | Heavy rain at times | 83° | 88° | 80% | 3 mph W | 72% | 6 | |
| 5 PM | Sunny | 85° | 92° | 7% | 3 mph W | 71% | 4 | |
| 6 PM | Moderate rain at times | 82° | 85° | 75% | 3 mph WNW | 67% | 2 | |
| 7 PM | Patchy rain nearby | 83° | 91° | 22% | 3 mph NW | 81% | 0 | |
| 8 PM | Sunny | 83° | 92° | 11% | 1 mph SSW | 84% | 0 | |
| 9 PM | Overcast | 83° | 90° | 19% | 3 mph S | 76% | 0 | |
| 10 PM | Partly Cloudy | 83° | 90° | 10% | 2 mph SE | 73% | 0 | |
| 11 PM | Clear | 84° | 90° | 6% | 3 mph ESE | 71% | 0 |
Key West hourly weather - Saturday, July 18
In Key West, expect a high near 85°F (29°C) around 12 PM and a low of 83°F (28°C) near 1 AM; precipitation risk peaks at 26% around 6 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 83° | 89° | 6% | 5 mph ESE | 72% | 0 | |
| 1 AM | Clear | 83° | 90° | 7% | 6 mph SE | 74% | 0 | |
| 2 AM | Partly Cloudy | 84° | 91° | 10% | 8 mph SE | 71% | 0 | |
| 3 AM | Partly Cloudy | 84° | 91° | 8% | 9 mph SE | 70% | 0 | |
| 4 AM | Patchy rain nearby | 84° | 90° | 13% | 9 mph SE | 72% | 0 | |
| 5 AM | Patchy rain nearby | 84° | 91° | 20% | 9 mph SE | 75% | 0 | |
| 6 AM | Patchy rain nearby | 84° | 92° | 26% | 12 mph SE | 76% | 0 | |
| 7 AM | Patchy rain nearby | 84° | 91° | 18% | 14 mph SE | 73% | 0 | |
| 8 AM | Patchy rain nearby | 84° | 90° | 11% | 13 mph SE | 71% | 0 | |
| 9 AM | Partly Cloudy | 84° | 90° | 9% | 13 mph SSE | 71% | 2 | |
| 10 AM | Patchy rain nearby | 84° | 91° | 10% | 12 mph SSE | 69% | 4 | |
| 11 AM | Patchy rain nearby | 85° | 91° | 11% | 11 mph SSE | 66% | 7 | |
| 12 PM | Patchy rain nearby | 85° | 91° | 9% | 12 mph SSE | 65% | 10 | |
| 1 PM | Partly Cloudy | 85° | 91° | 9% | 13 mph SSE | 66% | 11 | |
| 2 PM | Partly Cloudy | 85° | 91° | 10% | 11 mph SSE | 66% | 11 | |
| 3 PM | Cloudy | 85° | 90° | 11% | 10 mph SSE | 65% | 9 | |
| 4 PM | Partly Cloudy | 85° | 91° | 6% | 9 mph SE | 65% | 7 | |
| 5 PM | Sunny | 85° | 90° | 5% | 8 mph SE | 66% | 4 | |
| 6 PM | Sunny | 84° | 90° | 5% | 7 mph ESE | 66% | 2 | |
| 7 PM | Sunny | 84° | 90° | 5% | 8 mph E | 67% | 0 | |
| 8 PM | Sunny | 84° | 90° | 5% | 9 mph E | 67% | 0 | |
| 9 PM | Clear | 84° | 91° | 5% | 10 mph E | 67% | 0 | |
| 10 PM | Clear | 84° | 91° | 5% | 11 mph ESE | 68% | 0 | |
| 11 PM | Clear | 84° | 91° | 6% | 13 mph SE | 68% | 0 |
Key West hourly weather - Sunday, July 19
In Key West, expect a high near 85°F (29°C) around 9 PM and a low of 84°F (29°C) near 10 AM; precipitation risk peaks at 22% around 8 AM.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 84° | 90° | 5% | 14 mph SE | 67% | 0 | |
| 1 AM | Clear | 84° | 90° | 5% | 14 mph SE | 67% | 0 | |
| 2 AM | Clear | 84° | 90° | 5% | 14 mph SE | 67% | 0 | |
| 3 AM | Clear | 84° | 90° | 5% | 13 mph SE | 67% | 0 | |
| 4 AM | Clear | 84° | 90° | 5% | 14 mph SE | 67% | 0 | |
| 5 AM | Partly Cloudy | 84° | 91° | 7% | 13 mph SE | 70% | 0 | |
| 6 AM | Patchy rain nearby | 84° | 92° | 11% | 13 mph SE | 71% | 0 | |
| 7 AM | Patchy rain nearby | 84° | 92° | 15% | 13 mph SE | 73% | 0 | |
| 8 AM | Patchy rain nearby | 84° | 91° | 22% | 13 mph SE | 73% | 0 | |
| 9 AM | Cloudy | 84° | 91° | 14% | 11 mph SE | 72% | 2 | |
| 10 AM | Cloudy | 84° | 90° | 12% | 11 mph SE | 71% | 4 | |
| 11 AM | Partly Cloudy | 84° | 90° | 8% | 13 mph SE | 71% | 7 | |
| 12 PM | Sunny | 84° | 90° | 6% | 13 mph SE | 71% | 10 | |
| 1 PM | Sunny | 84° | 91° | 6% | 13 mph SE | 71% | 12 | |
| 2 PM | Sunny | 84° | 91° | 7% | 11 mph SE | 71% | 12 | |
| 3 PM | Sunny | 84° | 91° | 7% | 10 mph SE | 72% | 10 | |
| 4 PM | Sunny | 84° | 91° | 7% | 8 mph SE | 71% | 7 | |
| 5 PM | Sunny | 84° | 91° | 6% | 7 mph ESE | 70% | 4 | |
| 6 PM | Sunny | 84° | 91° | 6% | 6 mph E | 70% | 2 | |
| 7 PM | Sunny | 84° | 92° | 6% | 6 mph E | 70% | 0 | |
| 8 PM | Sunny | 84° | 92° | 6% | 7 mph ENE | 70% | 0 | |
| 9 PM | Clear | 85° | 92° | 6% | 7 mph E | 70% | 0 | |
| 10 PM | Partly Cloudy | 85° | 92° | 8% | 9 mph ESE | 71% | 0 | |
| 11 PM | Partly Cloudy | 85° | 92° | 11% | 12 mph SE | 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 78°F (25°C) around 3 PM up to 86°F (30°C) near 2 PM - right in line with the typical July high of 85°F (30°C).
Precipitation is a real possibility: the chance of rain peaks at 87% around 3 PM. UV reaches 11 (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.