West Sister Weather Forecast
- 30
- 45
Increasing Clouds
- 32
- 39
Snow
- 35
- 37
Snow Likely
- 42
- 49
Chance Rain
- 37
- 49
Partly Sunny
- 42
- 52
Mostly Sunny
- 45
- 55
Mostly Sunny
Today 4 Mar Coastal York
Mostly sunny. Highs in the upper 40s. Light and variable Winds.
Tonight 4 Mar Coastal York
Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 20s. Light and variable Winds.
West Sister Temperature Statistics
March Temperature
Pease Air Force Base / Portsmouth (6.8 miles)
Lowest 2 March, 2026
7.9 °FAverage March
22.6 °FHighest 1 March, 2026
34.9 °F
Climate (2021–Present)
Pease Air Force Base / Portsmouth (6.8 miles)
Average Low 2021–2026
42.3 °FAverage 2021–2026
50.6 °FAverage High 2021–2026
59.2 °F