Hermiston Weather Forecast
- 20
- 38
Mostly Sunny
- 34
- 42
Mostly Cloudy
- 37
- 50
Rain
- 30
- 47
Chance Rain
- 26
- 43
Chance Rain
- 23
- 39
Chance Rain/Snow
Today 29 Jan Lower Columbia Basin of Oregon
Sunny. Patchy freezing fog. Highs in the upper 30s. Light wind.
Tonight 29 Jan Lower Columbia Basin of Oregon
Clear. Lows 19 to 23. Southeast wind 5 to 10 Mph.
Hermiston Temperature Statistics
January Temperature
Hermiston, Hermiston Municipal Airport (1.2 miles)
Lowest 26 January, 2025
13.7 °FAverage January
34.6 °FHighest 16 January, 2025
54.6 °F
Climate (2020–Present)
Hermiston, Hermiston Municipal Airport (1.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
42.9 °FAverage 2020–2025
55.1 °FAverage High 2020–2025
67.4 °F