Weather Almanac: Harpswell, ME 04079

🗓️ Historical norms for May

May avg. precipitation
🌧️ 4.52"
May days below freezing
📉 ≈1.2 days
Average May lows 42°F – 45°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 May 28
First Fall Frost (36°F)
🍂 Sep 19

Temperature climatic data from weather station: BRUNSWICK NAS (USW00014611)

Precipitation climatic data from weather station: BRUNSWICK NAS (USW00014611)

Agricultural climatic data from weather station: DURHAM (USC00172048)