Subscribe!
Rhode Island Weather for August 18, 2026
August 18, 2026/
For Tuesday, August 18, 2026, in Rhode Island, expect an improving day with patchy fog in the morning, then cloudy skies becoming mostly sunny in the afternoon, a high near 80–83°F, light north winds around 5 mph, and low rain chances.
Morning starts with patchy fog and cloudy conditions as temperatures rise from the upper 60s into the low-to-mid 70s. Light north winds around 5–6 mph will keep it humid, with only a slight chance of any residual light rain or drizzle.
Afternoon improves to mostly sunny or partly sunny skies with temperatures climbing to a high near 80–83°F. Light north or northwest winds continue around 5–6 mph under increasing sunshine and still somewhat humid conditions.
Evening turns partly to mostly cloudy as temperatures ease into the mid-to-upper 70s early, then drop toward a low around 65–71°F overnight. Winds become light or calm, with possible patchy fog developing late and only a low chance of any light precipitation.
Overall letter grade: B+
A solid recovery day after Monday’s rain, with morning fog giving way to more sun and comfortable temperatures, making it generally pleasant for outdoor activities.
Posted in Weather