Toppenish Weather Forecast
- 31
- 62
Mostly Sunny
- 37
- 65
Partly Sunny
- 40
- 70
Mostly Sunny
- 39
- 71
Mostly Sunny
- 41
- 72
Mostly Sunny
- 39
- 73
Mostly Sunny
Today 12 Oct Yakima Valley
Sunny. Patchy frost in the morning. Highs in the upper 50s to lower 60s. Light wind.
Tonight 12 Oct Yakima Valley
Mostly clear. Lows in the 30s. Light wind.
Toppenish Temperature Statistics
October Temperature
Sunnyside Municipal Airport (16.2 miles)
Lowest 7 October, 2026
42.1 °FAverage October
59.1 °FHighest 5 October, 2026
81.7 °F
Climate (2021–2026)
Sunnyside Municipal Airport (16.2 miles)
Average Low 2021–2026
38.8 °FAverage 2021–2026
51.1 °FAverage High 2021–2026
63.1 °F