Castle Grove Weather Forecast
- 29
- 49
Mostly Sunny
- 39
- 45
Rain Showers
- 35
- 70
Rain Showers Likely
- 34
- 56
Partly Sunny
- 37
- 56
Slight Chance Rain Showers
- 31
- 54
Slight Chance Rain/Snow
- 25
- 51
Mostly Sunny
Today 31 Mar Jones
Sunny. Near steady temperature in the upper 40s. North Winds 10 to 15 Mph.
Tonight 31 Mar Jones
Mostly clear. Lows in the upper 20s. North Winds 5 to 10 Mph, becoming east after midnight.
Castle Grove Temperature Statistics
March Temperature
Monticello Regional Airport (8.1 miles)
Lowest 2 March, 2025
8.6 °FAverage March
42.9 °FHighest 28 March, 2025
82.4 °F
Climate (2020–Present)
Monticello Regional Airport (8.1 miles)
Average Low 2020–2025
37.4 °FAverage 2020–2025
48.1 °FAverage High 2020–2025
58.1 °F