Average temperature in Richland (WA)
The mean minimum and maximum temperatures over the year in Richland (Washington State), the United States of America.
- The months of May, June and September have nice average temperatures.
- On average, the warmest month(s) are July and August.
- On average, the warmest month is July with 33°C.
- On average, the coolest month is December with 4°C.
- The average annual maximum temperature is 19°C.
- The average annual minimum temperature is 6°C.
Forecast for Richland (WA)
almost clear and no rain
partly cloudy and no rain
almost clear and no rain