Lower Monumental State Airport Weather Forecast
- 59
- 89
Mostly Sunny
- 64
- 96
Sunny
- 67
- 101
Hot
- 59
- 92
Mostly Sunny
- 56
- 86
Sunny
- 60
- 93
Mostly Sunny
- 62
- 96
Mostly Sunny
Today 6 Jul Lower Columbia Basin of Washington
Sunny. Highs in the upper 80s to lower 90s. West wind 5 to 10 Mph.
Tonight 6 Jul Lower Columbia Basin of Washington
Mostly clear. Lows in the upper 50s to lower 60s. Light wind.
Lower Monumental State Airport Temperature Statistics
July Temperature
Walla Walla Regional Airport (33.6 miles)
Lowest 4 July, 2025
61 °FAverage July
77.7 °FHighest 1 July, 2025
98.1 °F
Climate (2020–Present)
Walla Walla Regional Airport (33.6 miles)
Average Low 2020–2025
45 °FAverage 2020–2025
54.4 °FAverage High 2020–2025
64 °F