Weather Almanac: Granby, MA 01033

🗓️ Historical norms for May

May avg. precipitation
🌧️ 4.26"
May days below freezing
📉 ≈2.0 days
Average May lows 43°F – 47°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 May 27
First Fall Frost (36°F)
🍂 Sep 18

Temperature climatic data from weather station: AMHERST (USC00190120)

Precipitation climatic data from weather station: HOLYOKE (USC00193702)

Agricultural climatic data from weather station: AMHERST (USC00190120)