🌷 Your Ultimate Garden Calendar!

Weather Almanac: Jefferson, CO 80456

🗓️ Historical norms for July

June August
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
July avg. precipitation
🌧️ 2.54"
July days below freezing
📉 ≈777.7 days
Average July lows 42°F – 46°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 Always
View full details
First Fall Frost (36°F)
🍂 Always
View full details

Book Recommendations (ads!)

📚 Rocky Mountain Month-By-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year - Colorado, Idaho, Montana, Utah, Wyoming

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: GRANT (USC00053530)

Precipitation climatic data from weather station: GRANT (USC00053530)

Agricultural climatic data from weather station: GRANT (USC00053530)