Key West, FL 14-Day Forecast

Florida, United States 🇺🇸
87°
Partly cloudy right now Today: high 87°, low 78°
Updated 1 min ago

Key West weather for the next 14 days

Today

Sunny High 87° Low 78°
Precipitation
71% · 0.89 in
6 mph
11 - Very High
Sunrise / sunset
06:48 AM / 08:18 PM

Saturday, July 18

Sunny High 85° Low 83°
Precipitation
36% · 0.01 in
Max wind
14 mph
Humidity
69%
UV index
11 - Extreme
Sunrise / sunset
06:49 AM / 08:17 PM

Sunday, July 19

Sunny High 85° Low 84°
Precipitation
17% · 0.01 in
Max wind
14 mph
Humidity
70%
UV index
12 - Extreme
Sunrise / sunset
06:49 AM / 08:17 PM

Monday, July 20

Partly Cloudy High 85° Low 84°
Precipitation
8% · 0.0 in
Max wind
12 mph
Humidity
70%
UV index
11 - Extreme
Sunrise / sunset
06:50 AM / 08:17 PM

Tuesday, July 21

Partly Cloudy High 85° Low 84°
Precipitation
17% · 0.0 in
Max wind
16 mph
Humidity
69%
UV index
7 - High
Sunrise / sunset
06:50 AM / 08:16 PM

Wednesday, July 22

Patchy rain nearby High 85° Low 84°
Precipitation
17% · 0.0 in
Max wind
17 mph
Humidity
69%
UV index
7 - High
Sunrise / sunset
06:50 AM / 08:16 PM

Thursday, July 23

Sunny High 86° Low 84°
Precipitation
6% · 0.0 in
Max wind
16 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:51 AM / 08:15 PM

Friday, July 24

Partly Cloudy High 85° Low 84°
Precipitation
17% · 0.01 in
Max wind
15 mph
Humidity
70%
UV index
7 - High
Sunrise / sunset
06:51 AM / 08:15 PM

Saturday, July 25

Sunny High 84° Low 84°
Precipitation
6% · 0.0 in
Max wind
14 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:52 AM / 08:15 PM

Sunday, July 26

Sunny High 84° Low 83°
Precipitation
8% · 0.0 in
Max wind
8 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:52 AM / 08:14 PM

Monday, July 27

Partly Cloudy High 84° Low 83°
Precipitation
7% · 0.0 in
Max wind
8 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:53 AM / 08:14 PM

Tuesday, July 28

Sunny High 84° Low 83°
Precipitation
6% · 0.0 in
Max wind
6 mph
Humidity
67%
UV index
7 - High
Sunrise / sunset
06:53 AM / 08:13 PM

Wednesday, July 29

Sunny High 85° Low 83°
Precipitation
4% · 0.0 in
Max wind
6 mph
Humidity
64%
UV index
7 - High
Sunrise / sunset
06:54 AM / 08:13 PM

Thursday, July 30

Sunny High 86° Low 84°
Precipitation
4% · 0.0 in
Max wind
9 mph
Humidity
62%
UV index
7 - High
Sunrise / sunset
06:54 AM / 08:12 PM

Key West 14-day outlook: the story

The warmest day of Key West's 14-day outlook is Friday, July 17 with a high near 87°F (30°C); the coolest night comes Friday, July 17, dipping to 78°F (25°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 85°F (30°C), right in line with the typical July high of 85°F (30°C).

Precipitation is most likely on Friday 17; the wettest day looks like Friday, July 17 with about 0.89 in (22.5 mm) expected. For the weekend, expect Saturday 85°F (29°C) and sunny / Sunday 85°F (29°C) and sunny.

For typical conditions month by month, see the Key West climate & average temperatures guide.

Key West forecast questions

Will it rain in Key West this week?
The forecast currently shows meaningful precipitation chances on 1 of the next 14 days, peaking around Friday, July 17.
What will be the warmest day in Key West over the next 14 days?
Friday, July 17, with a forecast high near 87°F (30°C).
How accurate is a 14-day forecast for Key West?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Key West by month

Monthly averages for Key West based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 73° 69° 8 1.9 in 9.4 h/day 78%
February 74° 70° 6 1.4 in 10.3 h/day 79%
March 76° 73° 4 1.5 in 11.0 h/day 76%
April 78° 75° 6 1.6 in 12.1 h/day 76%
May 81° 78° 11 3.6 in 12.1 h/day 76%
June 83° 80° 16 5.5 in 11.3 h/day 79%
July 85° 82° 15 3.6 in 12.2 h/day 77%
August 86° 82° 18 5.1 in 11.5 h/day 77%
September 85° 81° 19 6.6 in 10.5 h/day 78%
October 82° 79° 16 5.0 in 10.0 h/day 77%
November 79° 76° 8 3.0 in 9.7 h/day 77%
December 75° 72° 7 2.6 in 9.3 h/day 80%
14-day forecasts nearby