Weather Almanac: Rio Oso, CA 95674

🗓️ Historical norms for May

May avg. precipitation
🌧️ 0.72"
May days below freezing
📉 ≈0.0 days
Average May lows 50°F – 54°F
USDA Zone
9b
Annual extreme lows 25°F to 30°F
Last Spring Frost (36°F)
🌷 Apr 10
First Fall Frost (36°F)
🍂 Nov 7

Temperature climatic data from weather station: MARYSVILLE YUBA CO AP (USW00093205)

Precipitation climatic data from weather station: NICOLAUS 2 (USC00046194)

Agricultural climatic data from weather station: MARYSVILLE YUBA CO AP (USW00093205)