Summerville Weather Forecast
- 55
- 84
Increasing Clouds
- 50
- 74
Chance Rain Showers
- 50
- 78
Sunny
- 45
- 81
Sunny
- 45
- 76
Sunny
- 49
- 81
Mostly Sunny
- 45
- 76
Mostly Sunny
Today 8 Jun Grande Ronde Valley
Sunny. Highs in the mid 80s. Light Wind, becoming north 5 to 10 Mph in the afternoon.
Tonight 8 Jun Grande Ronde Valley
Mostly cloudy. A 20 percent chance of Showers and Thunderstorms overnight. Lows in the mid 50s. Northwest wind 5 to 15 Mph.
Summerville Temperature Statistics
June Temperature
La Grande/Union County Airport (13 miles)
Lowest 1 June, 2024
40.6 °FAverage June
60.8 °FHighest 6 June, 2024
84.9 °F
Climate (2019–Present)
La Grande/Union County Airport (13 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
37.6 °FAverage 2019–2024
49.6 °FAverage High 2019–2024
61.4 °F