Key West, FL Hourly Forecast

Florida, United States 🇺🇸
82°
Sunny Feels like 90°
Updated just now

Key West temperature trend - Next 24 hours

82° 3 PM 3 PM - 82°F (28°C), Sunny, 14% precip 4 PM - 82°F (28°C), Patchy rain nearby, 25% precip 5 PM - 79°F (26°C), Heavy rain, 88% precip 74° 6 PM 6 PM - 74°F (23°C), Heavy rain at times, 89% precip 7 PM - 76°F (24°C), Moderate rain, 82% precip 8 PM - 78°F (26°C), Patchy rain nearby, 23% precip 80° 9 PM 9 PM - 80°F (27°C), Clear, 10% precip 10 PM - 79°F (26°C), Clear, 15% precip 11 PM - 80°F (27°C), Clear, 11% precip 81° 12 AM 12 AM - 81°F (27°C), Clear, 10% precip 1 AM - 86°F (30°C), Patchy rain nearby, 12% precip 2 AM - 86°F (30°C), Patchy rain nearby, 15% precip 85° 3 AM 3 AM - 85°F (30°C), Patchy rain nearby, 13% precip 4 AM - 85°F (29°C), Patchy rain nearby, 14% precip 5 AM - 85°F (29°C), Patchy light rain, 57% precip 85° 6 AM 6 AM - 85°F (29°C), Patchy rain nearby, 16% precip 7 AM - 85°F (29°C), Light rain shower, 44% precip 8 AM - 85°F (29°C), Patchy rain nearby, 19% precip 84° 9 AM 9 AM - 84°F (29°C), Patchy rain nearby, 22% precip 10 AM - 85°F (29°C), Patchy light rain, 46% precip 11 AM - 85°F (29°C), Partly Cloudy, 12% precip 85° 12 PM 12 PM - 85°F (29°C), Light drizzle, 33% precip 1 PM - 85°F (30°C), Patchy rain nearby, 13% precip 2 PM - 85°F (30°C), Patchy rain nearby, 15% precip

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.

TimeConditionsTemp FeelsRainWind HumidityUV
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.

TimeConditionsTemp FeelsRainWind HumidityUV
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.

TimeConditionsTemp FeelsRainWind HumidityUV
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?
1 AM is forecast to be the warmest, at about 86°F (30°C) with patchy rain nearby.
Will it rain in Key West tonight?
Quite possibly - the chance of precipitation reaches 89% around 6 PM. Keep rain gear handy.
When is the UV index highest in Key West today?
Around 1 PM, when it reaches 12. From UV 3 upward, sun protection is recommended.

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.

Hourly forecasts nearby