Portland Weather Forecast
- -5
- 33
Chance Flurries
- -4
- 11
Mostly Sunny
- 15
- 26
Mostly Cloudy
- 13
- 27
Chance Snow
- 8
- 26
Chance Snow
- 17
- 26
Chance Snow
Today 3 Dec Whiteside
Mostly cloudy with a slight chance of freezing drizzle. A chance of Flurries this Morning, then a slight chance of snow this afternoon. Highs in the lower 30s. Temperature falling into the mid 20s this afternoon. West Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph this afternoon. Chance of precipitation 20 percent.
Tonight 3 Dec Whiteside
Partly cloudy in the Evening, then clearing. Much Colder with Lows around 4 below. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 14 below after midnight.
Portland Temperature Statistics
December Temperature
Sterling Rockfalls (16.8 miles)
Lowest 1 December, 2025
12 °FAverage December
19 °FHighest 1 December, 2025
25 °F
Climate (2020–Present)
Sterling Rockfalls (16.8 miles)
Average Low 2020–2025
41.8 °FAverage 2020–2025
51.8 °FAverage High 2020–2025
61.7 °F