Average temperature in Gresham (OR)
The mean minimum and maximum temperatures over the year in Gresham (Oregon), 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 27°C.
- On average, the coolest month is December with 7°C.
- The average annual maximum temperature is 17°C.
- The average annual minimum temperature is 7°C.
Weather Forecasts for Gresham (OR)
partly cloudy and rain
overcast and rain
overcast and heavy rain