Weather Almanac: Westerly, RI 02891

🗓️ Historical norms for May

May avg. precipitation
🌧️ 3.79"
May days below freezing
📉 ≈0.6 days
Average May lows 45°F – 49°F
USDA Zone
7a
Annual extreme lows 0°F to 5°F
Last Spring Frost (36°F)
🌷 May 8
First Fall Frost (36°F)
🍂 Oct 4

Temperature climatic data from weather station: WESTERLY STATE AP (USW00014794)

Precipitation climatic data from weather station: WESTERLY STATE AP (USW00014794)

Agricultural climatic data from weather station: WESTERLY STATE AP (USW00014794)