Weather Almanac: Tualatin, OR 97062

🗓️ Historical norms for December

December avg. precipitation
🌧️ 6.62"
December days below freezing
📉 ≈11.9 days
Average December lows 31°F – 38°F
USDA Zone
9a
Annual extreme lows 20°F to 25°F
Last Spring Frost (36°F)
🌷 May 8
First Fall Frost (36°F)
🍂 Oct 12

Temperature climatic data from weather station: N WILLAMETTE EXP STN (USC00356151)

Precipitation climatic data from weather station: N WILLAMETTE EXP STN (USC00356151)

Agricultural climatic data from weather station: BEAVERTON 2 SSW (USC00350595)