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Maximum temperature yesterday: 86 °F (at 1:53 pm) Minimum temperature yesterday: 80 °F (at 1:53 am) Average temperature yesterday: 82 °F.
Aug 21, 2023 · Detailed ⚡ Weather Forecast for August 21 in Key West, Florida, United States - 🌡️ temperature, wind, atmospheric pressure, humidity and precipitations - World-Weather.info
- Key West, United States, Florida
Daily averages and all-time records for weather in Key West, Florida for the date of August 21.
August Weather in Key West Florida, United States. Daily high temperatures are around 89°F, rarely falling below 86°F or exceeding 91°F. The highest daily average high temperature is 89°F on August 8. Daily low temperatures are around 81°F, rarely falling below 77°F or exceeding 84°F.
- Temperature
- Rain
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- Humidity
- Storms
The first half of August continues the annual peak in temperature that began in late July. From August 1st to 18th the daily high averages 91 degrees Fahrenheit (33 degrees Celsius) and nighttime lows are 81 °F (27 °C). Typically every August day at Key West has a temperature of at least 80 °F (27 °C). Temperatures above 100 °F (38 °C) are not expe...
Half the time, Key West receives 3.4 to 6.7 inches (87 to 170 mm) of rainfall in August. One in four years has drier weather, while another one in four is wetter.
The sun's rays reach the ground in Key West during 76 percent of daylight hours on average in August, for a total of 306 hours in the month. Typically on 3 days this month the sky is mainly clear, with at most 30 percent cloud cover. Sunlight in August at Key West lasts for 12 hours and 57 minutes a day on average. The longest day of the month is t...
The relative humidity in Key West during August usually peaks at 79 percent in the morning then drops to 68 percent by early afternoon.
Thunderstorms happen most frequently over Key West during August. There's a two percent probability that a hurricane will approach within 100 miles (165 km) of Key West during August. The chance of a major hurricane (category 3 to 5) reaching the area is one percent.
August 2021 Weather History in Key West Florida, United States. The data for this report comes from the Key West International Airport. See all nearby weather stations. This report shows the past weather for Key West, providing a weather history for August 2021.
Get the monthly weather forecast for Key West, FL, including daily high/low, historical averages, to help you plan ahead.
