Weather Almanac: Geyserville, CA 95441

🗓️ Historical norms for December

December avg. precipitation
🌧️ 10.09"
December days below freezing
📉 ≈9.2 days
Average December lows 33°F – 40°F
USDA Zone
9b
Annual extreme lows 25°F to 30°F
Last Spring Frost (36°F)
🌷 Apr 17
First Fall Frost (36°F)
🍂 Nov 1

Temperature climatic data from weather station: WARM SPRINGS DAM (USC00049440)

Precipitation climatic data from weather station: WARM SPRINGS DAM (USC00049440)

Agricultural climatic data from weather station: WARM SPRINGS DAM (USC00049440)