Mesa Weather Forecast
- 64
- 101
Hot
- 68
- 99
Hot
- 67
- 98
Hot
- 66
- 92
Slight Chance Rain Showers
- 61
- 89
Slight Chance Rain Showers
- 58
- 91
Mostly Sunny
- 57
- 86
Mostly Sunny
Today 24 Aug Lower Columbia Basin of Washington
Hot. Partly cloudy. Haze. Highs 99 to 103. North wind 5 to 10 Mph.
Tonight 24 Aug Lower Columbia Basin of Washington
Partly cloudy. Haze. Lows in the mid to upper 60s. North wind 5 to 10 Mph in the Evening, becoming light.
Mesa Temperature Statistics
August Temperature
Tri-Cities Airport (21.7 miles)
Lowest 9 August, 2025
52.6 °FAverage August
76.1 °FHighest 13 August, 2025
102.7 °F
Climate (2020–Present)
Tri-Cities Airport (21.7 miles)
Average Low 2020–2025
42.8 °FAverage 2020–2025
55.4 °FAverage High 2020–2025
67.8 °F