Charlestown Weather Forecast
- 69
- 76
Chance Thunderstorms
- 69
- 78
Chance Thunderstorms
- 70
- 81
Slight Chance Thunderstorms
- 71
- 81
Chance Thunderstorms
- 69
- 84
Chance Rain Showers
- 66
- 79
Partly Sunny
Today 14 Jul Washington
Mostly cloudy. A slight chance of Showers and Thunderstorms. Near steady temperature in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent.
Tonight 14 Jul Washington
Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Patchy fog. Humid with Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.
Charlestown Temperature Statistics
July Temperature
Westerly, Westerly State Airport (8.1 miles)
Lowest 5 July, 2025
56.6 °FAverage July
73.3 °FHighest 8 July, 2025
88.6 °F
Climate (2020–Present)
Westerly, Westerly State Airport (8.1 miles)
Average Low 2020–2025
44.5 °FAverage 2020–2025
52.6 °FAverage High 2020–2025
60.5 °F