Weather Almanac: Copperopolis, CA 95228

🗓️ Historical norms for December

December avg. precipitation
🌧️ 4.88"
December days below freezing
📉 ≈14.1 days
Average December lows 30°F – 37°F
USDA Zone
9b
Annual extreme lows 25°F to 30°F
Last Spring Frost (36°F)
🌷 Apr 26
First Fall Frost (36°F)
🍂 Oct 29

Temperature climatic data from weather station: NEW MELONES DAM (USC00046172)

Precipitation climatic data from weather station: NEW MELONES DAM HQ (USC00046174)

Agricultural climatic data from weather station: NEW MELONES DAM (USC00046172)