Measurements:
°C
°F
Key West
74°F
S 22 mph
Feels like: 80°F
Precip: 0%
World Resorts USA Key West Weather March Weather in Key West

Key West Weather: March

Average Day Temperature: 78.6°F
Average Night Temperature: 75.0°F
Sea Water Temperature: 78.7°F
Number of Sunny Days: 16 days
Sunshine Hours: 11.7 - 12.4 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.6 in

Air Temperature in March, °F

Select Year: 2024 2023 2022

The highest day temperature in March 2024 was 82°F. The lowest night temperature was 74°F. The average values for day and night temperatures during March were 78.9°F и 78.6°F respectivly.

Key West Water Sea Temperature in March, °F

Select Year: 2024 2023 2022

The average sea surface temperature in March 2024 for Key West was 79.4°F. The maximum and minimum values were 74.8°F and 82.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in March are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in March, in

Precipitation total in March for Key West is 0.6 in. It makes march the least rainy month of the year.

Wind Speed in March, mph

The average wind speed in March is 13.7 mph. It makes March one of the most windy months of the year for Key West.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Key West in March is 8.1 hours.

Best Time to Visit Key West
The most sunny months:
March 16 days
April 16 days
May 16 days
The most warm months:
August 91.7 °F
July 91.1 °F
September 89.8 °F
Warmest sea temperature:
August 91.2 °F
July 90.6 °F
September 90.0 °F
The most cold months:
January 74.9 °F
February 76.7 °F
December 78.6 °F
The most rainy months:
August 7 days
July 7 days
September 7 days
The most windy months:
November 14 mph
December 14 mph
March 14 mph

Key West on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +72
San Francisco +58
Sarasota +76
Tampa +76
Washington +52
24 Hours Weather Forecast
Key West
Local time: 16:22
21 nov, thursday
1800 76°F
SE
23 mph
2100 72°F
S
24 mph
22 nov, friday
0000 72°F
S
22 mph
0300 72°F
S
20 mph
0600 72°F
S
21 mph
0900 72°F
S
19 mph
1200 74°F
SE
16 mph
1500 74°F
SE
19 mph