Weather Almanac: Colrain, MA 01340

🗓️ Historical norms for September

September avg. precipitation
🌧️ 3.99"
September days below freezing
📉 ≈0.4 days
Average September lows ≈47.9°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 Jun 1
First Fall Frost (36°F)
🍂 Sep 11

Temperature climatic data from weather station: GREENFIELD NO 3 (USC00193229)

Precipitation climatic data from weather station: COLRAIN (USC00191611)

Agricultural climatic data from weather station: READSBORO 1 SE (USC00436761)