Summerville Weather Forecast
- 61
- 95
Partly Sunny
- 52
- 89
Partly Sunny
- 52
- 83
Partly Sunny
- 49
- 80
Mostly Sunny
- 50
- 82
Mostly Sunny
- 52
- 86
Mostly Sunny
- 57
- 91
Sunny
Today 1 Jul Grande Ronde Valley
Hot. Sunny in the Morning, becoming partly cloudy. Highs in the mid 90s. Light Wind, becoming north 5 to 10 Mph in the afternoon.
Tonight 1 Jul Grande Ronde Valley
Partly cloudy. Lows in the lower 60s. Northwest wind 5 to 10 Mph.
Summerville Temperature Statistics
July Temperature
La Grande/Union County Airport (13 miles)
Lowest
–Average July
–Highest
–
Climate (2020–Present)
La Grande/Union County Airport (13 miles)
Average Low 2020–2025
37.7 °FAverage 2020–2025
50.1 °FAverage High 2020–2025
62.3 °F