🌷 Your Ultimate Garden Calendar!

Weather Almanac: Guerneville, CA 95446

🗓️ Historical norms for December

November January
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
December avg. precipitation
🌧️ 11.46"
December days below freezing
📉 ≈1.2 days
Average December lows ≈40.6°F
USDA Zone
9b
Annual extreme lows 25°F to 30°F
Last Spring Frost (36°F)
🌷 Apr 4
View full details
First Fall Frost (36°F)
🍂 Nov 12
View full details

Book Recommendations (ads!)

📚 Month-by-Month Gardening California: What to Do Each Month to Have a Beautiful Garden All Year

📚 Pacific Northwest Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 California Gardener's Handbook: Your Complete Guide: Select - Plan - Plant - Maintain - Problem-solve

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: OCCIDENTAL (USC00046370)

Precipitation climatic data from weather station: VENADO (USC00049273)

Agricultural climatic data from weather station: HEALDSBURG (USC00043875)