🌷 Your Ultimate Garden Calendar!

Weather Almanac: Altadena, CA 91001

🗓️ Historical norms for March

February April
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
March avg. precipitation
🌧️ 3.41"
March days below freezing
📉 ≈0.0 days
Average March lows 48°F – 52°F
USDA Zone
10b
Annual extreme lows 35°F to 40°F
Last Spring Frost (36°F)
🌷 Jan 30
View full details
First Fall Frost (36°F)
🍂 Dec 23
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: PASADENA (USC00046719)

Precipitation climatic data from weather station: ALTADENA (USC00040144)

Agricultural climatic data from weather station: PASADENA (USC00046719)