October in Cranston averages a daily high of 17.8°C with nights around 7.6°C. Expect roughly 10.1 wet days totalling 111.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Cranston is May–September.
Based on RHODE ISLAND T.F. GREEN INTERNATIONAL AIRPORT, RI US (6.4km), 1995–2024. 30 years of October data.