Weather Almanac: Basalt, CO 81621

🗓️ Historical norms for September

September avg. precipitation
🌧️ 1.89"
September days below freezing
📉 ≈12.5 days
Average September lows 30°F – 36°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 Jun 22
First Fall Frost (36°F)
🍂 Sep 4

Temperature climatic data from weather station: MEREDITH (USC00055507)

Precipitation climatic data from weather station: MEREDITH (USC00055507)

Agricultural climatic data from weather station: ASPEN PITKIN CO AP (USW00093073)