Weather Almanac: San Lorenzo, CA 94580

🗓️ Historical norms for May

May avg. precipitation
🌧️ 0.55"
May days below freezing
📉 ≈0.0 days
Average May lows 51°F – 54°F
USDA Zone
10a
Annual extreme lows 30°F to 35°F
Last Spring Frost (36°F)
🌷 Feb 4
First Fall Frost (36°F)
🍂 Dec 9

Temperature climatic data from weather station: HAYWARD AIR TERMINAL (USW00093228)

Precipitation climatic data from weather station: HAYWARD AIR TERMINAL (USW00093228)

Agricultural climatic data from weather station: HAYWARD AIR TERMINAL (USW00093228)