New Castle Weather Forecast
- 11
- 37
Chance Snow Showers
- -1
- 24
Chance Snow Showers
- 5
- 22
Mostly Cloudy
- -7
- 21
Mostly Sunny
- 6
- 28
Partly Sunny
- 5
- 32
Partly Sunny
- 6
- 30
Partly Sunny
Today 17 Jan Debeque to Silt Corridor
Mostly sunny. Highs in the 30s.
Tonight 17 Jan Debeque to Silt Corridor
Mostly cloudy with a 40 percent chance of snow Showers. Lows 5 to 15.
New Castle Temperature Statistics
January Temperature
Garfield County Regional Airport (9.9 miles)
Lowest 13 January, 2025
1 °FAverage January
23.5 °FHighest 3 January, 2025
43 °F
Climate (2020–Present)
Garfield County Regional Airport (9.9 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
35.8 °FAverage 2020–2025
49.4 °FAverage High 2020–2025
64.1 °F