New Castle Weather Forecast
- 16
- 39
Mostly Sunny
- 24
- 45
Partly Sunny
- 32
- 47
Mostly Cloudy
- 32
- 51
Partly Sunny
- 35
- 54
Partly Sunny
- 34
- 55
Mostly Cloudy
Today 30 Jan Debeque to Silt Corridor
Sunny. Highs 35 to 45.
Tonight 30 Jan Debeque to Silt Corridor
Clear. Lows 10 to 20.
New Castle Temperature Statistics
January Temperature
Garfield County Regional Airport (9.9 miles)
Lowest 21 January, 2025
-6 °FAverage January
20.5 °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
35.7 °FAverage 2020–2025
49.4 °FAverage High 2020–2025
64.1 °F