Average temperature in Kelso (WA)
The mean minimum and maximum temperatures over the year in Kelso (Washington State), the United States of America.
- The months of June, July, August and September have nice average temperatures.
- On average, the warmest month is August with 26°C.
- On average, the coolest month is December with 7°C.
- The average annual maximum temperature is 16°C.
- The average annual minimum temperature is 6°C.
Forecast for Kelso (WA)
overcast and heavy rain
overcast and rain
broken clouds and rain