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The Florida Keys Marathon, FL Weather Forecast
The Florida Keys Marathon, FL Weather Forecast Dated: 706 AM Thu Aug 27 2026 (The Florida Keys Marathon Time)
Thu, 27th Lo: 30°C85°F Hi: 31°C89°F |
Sunny Thursday, temperatures as high as 89°F31°C, low temperature around 85°F30°C, chance of rain 5%, wind out of the SE 9 mph15 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 70%. |
Fri, 28th Lo: 30°C86°F Hi: 31°C87°F |
Partly Cloudy Friday, temperatures as high as 87°F31°C, low temperature around 86°F30°C, chance of rain 9%, wind out of the E 11 mph18 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 69%. |
Sat, 29th Lo: 30°C86°F Hi: 31°C87°F |
Chance of showers Saturday, temperatures as high as 87°F31°C, low temperature around 86°F30°C, chance of rain 20%, wind out of the ESE 15 mph23 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 72%. |
| Sun, 30th Lo: 30°C86°F Hi: 31°C87°F |
Chance of showers Sunday, temperatures as high as 87°F31°C, low temperature around 86°F30°C, chance of rain 14%, wind out of the ESE 12 mph19 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 68%. |
| Mon, 31st Lo: 30°C85°F Hi: 31°C87°F |
Chance of showers Monday, temperatures as high as 87°F31°C, low temperature around 85°F30°C, chance of rain 25%, wind out of the E 13 mph20 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 75%. |
| Tue, 1st Lo: 30°C86°F Hi: 31°C87°F |
Light rain shower Tuesday, temperatures as high as 87°F31°C, low temperature around 86°F30°C, chance of rain 54%, wind out of the E 13 mph20 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 73%. |
| Wed, 2nd Lo: 30°C86°F Hi: 31°C87°F |
Sunny Wednesday, temperatures as high as 87°F31°C, low temperature around 86°F30°C, chance of rain 41%, wind out of the E 11 mph18 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi9 km, humidity 72%. |
Thu, 3rd Lo: 30°C86°F Hi: 30°C87°F |
Thundery outbreaks in nearby Thursday, temperatures as high as 87°F30°C, low temperature around 86°F30°C, chance of rain 23%, wind out of the E 9 mph14 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 69%. |
Fri, 4th Lo: 30°C86°F Hi: 30°C87°F |
Overcast Friday, temperatures as high as 87°F30°C, low temperature around 86°F30°C, chance of rain 13%, wind out of the ENE 4 mph6 km/h. Barometric pressure 30 in1016 mb, visibility 6 mi10 km, humidity 68%. |
| Sat, 5th Lo: 29°C84°F Hi: 30°C87°F |
Sunny Saturday, temperatures as high as 87°F30°C, low temperature around 84°F29°C, chance of rain 4%, wind out of the SW 1 mph1 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 62%. |
| Sun, 6th Lo: 30°C85°F Hi: 30°C86°F |
Partly Cloudy Sunday, temperatures as high as 86°F30°C, low temperature around 85°F30°C, chance of rain 5%, wind out of the W 7 mph12 km/h. Barometric pressure 29.91 in1013 mb, visibility 6 mi10 km, humidity 66%. |
| Mon, 7th Lo: 29°C85°F Hi: 30°C86°F |
Sunny Monday, temperatures as high as 86°F30°C, low temperature around 85°F29°C, chance of rain 4%, wind out of the W 4 mph7 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 66%. |
| Tue, 8th Lo: 29°C85°F Hi: 30°C86°F |
Thundery outbreaks in nearby Tuesday, temperatures as high as 86°F30°C, low temperature around 85°F29°C, chance of rain 12%, wind out of the SSW 2 mph4 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 64%. |
| Wed, 9th Lo: 30°C86°F Hi: 30°C87°F |
Sunny Wednesday, temperatures as high as 87°F30°C, low temperature around 86°F30°C, chance of rain 6%, wind out of the SSE 8 mph13 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 70%. |
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