Rio Weather Forecast
- 76
- 83
Rain Showers Likely
- 78
- 85
Chance Thunderstorms
- 78
- 87
Chance Thunderstorms
- 78
- 87
Chance Thunderstorms
- 78
- 88
Chance Thunderstorms
- 78
- 88
Chance Thunderstorms
Today 18 Sep Coastal Martin
Mostly cloudy with Showers likely and a chance of Thunderstorms. Highs in the mid 80s. Northeast Winds 10 to 15 Mph. Chance of rain 70 percent.
Tonight 18 Sep Coastal Martin
Mostly cloudy then considerable cloudiness in the late evening and early morning then becoming partly cloudy. A chance of Thunderstorms. Showers likely early in the Evening, then a chance of Showers in the late evening and overnight. Lows in the mid 70s. East Winds 10 to 15 Mph becoming northeast 5 to 10 Mph in the late evening and early Morning, then becoming north late. Chance of rain 60 percent.
Rio Temperature Statistics
September Temperature
Witham Field Airport (2.5 miles)
Lowest 14 September, 2025
73.4 °FAverage September
80 °FHighest 7 September, 2025
91.4 °F
Climate (2020–Present)
Witham Field Airport (2.5 miles)
Average Low 2020–2025
69.4 °FAverage 2020–2025
74.6 °FAverage High 2020–2025
82.9 °F