Weather Almanac: Tumtum, WA 99034

🗓️ Historical norms for May

May avg. precipitation
🌧️ 1.76"
May days below freezing
📉 ≈7.4 days
Average May lows 36°F – 40°F
USDA Zone
6b
Annual extreme lows -5°F to 0°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always

Temperature climatic data from weather station: WELLPINIT (USC00459058)

Precipitation climatic data from weather station: SPOKANE WFO (USC00457941)

Agricultural climatic data from weather station: SPOKANE WFO (USC00457941)