Weather Almanac: Groveton, NH 03582

🗓️ Historical norms for September

September avg. precipitation
🌧️ 3.77"
September days below freezing
📉 ≈3.2 days
Average September lows 40°F – 45°F
USDA Zone
4b
Annual extreme lows -25°F to -20°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always

Temperature climatic data from weather station: YORK POND (USC00279966)

Precipitation climatic data from weather station: YORK POND (USC00279966)

Agricultural climatic data from weather station: YORK POND (USC00279966)