Normal weather for Key West in October
It's hot in October in Key West with an average temperature of 30°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 25°C and 28°C.
In October, there is an average of 99 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The water temperature at Key West is 31°C this month. It’s really warm, perfect for a swim.
October is a great month to be in Key West for sunny weather. You’ll get high temperatures and not too much rain this month.
Key West in October |
London | ||
|---|---|---|---|
 Average Temperature |
30°C | 15°C | |
 High Temp |
32°C | 17°C | |
| Low Temp |
29°C | 13°C | |
 Total Precipitation |
99 mm | 115 mm | |
| Rainy Days |
13 days | 14 days | |
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
The hurricane season in Key West runs from June to November.
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Start of October
The month of October starts in Key West with hot temperatures, averaging around 32°C during the day and nights close to 28°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-October
By mid-October, the average daytime temperature drops to around 31°C, with nights close to 27°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of October
By the end of October, the average daytime temperature in Key West will be around 30°C, with nights close to 26°C. A shower might show up, but overall the weather will be dry and sunny.
Temperature records
With 33°C, Key West hit the highest temperature in the last 10 years in October 2020. The lowest daytime temperature in this month was 22°C in 2017. The extreme night temperatures ranged from a low of 16°C to a high of 30°C.
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September
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Daily Temperature in October in Key West
This chart shows the average daily high temperatures in October in Key West, measured in degrees Celsius. The bottom of the chart shows the days of October. Based on historical data, it shows the average daily temperatures for this month.
Daily Precipitation in October in Key West
The chart below shows the average daily precipitation in October for Key West, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for October, you can expect around 13 days of rain in Key West.
Daily UV Index in October in Key West
This chart shows the average daily UV index in October in Key West, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in October in Key West Over the Years
This chart shows the average temperature in October in Key West, measured in degrees Celsius, over the past years.
Total Precipitation in October in Key West Over the Years
This chart shows the average precipitation in October in Key West, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in October for Key West
Click on a specific day in October for detailed info on the typical weather on that day in Key West. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in October in Key West
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Average Weather in Key West by Month
Click on a month below to see detailed weather info for Key West. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
