Great Falls Weather Forecast
- 48
- 77
Mostly Cloudy
- 53
- 78
Partly Sunny
- 64
- 81
Rain Showers
- 47
- 74
Rain Showers
- 37
- 64
Sunny
- 45
- 73
Sunny
Today 13 Mar Chester
Mostly cloudy. Highs in the upper 70s. Southwest Winds around 5 Mph.
Tonight 13 Mar Chester
Partly cloudy this Evening, then clearing. Lows in the upper 40s. South Winds around 5 Mph this Evening, becoming light and variable.
Great Falls Temperature Statistics
March Temperature
Lancaster County-mc Whirter Field (10.6 miles)
Lowest 3 March, 2025
24.8 °FAverage March
50.4 °FHighest 8 March, 2025
75.2 °F
Climate (2020–Present)
Lancaster County-mc Whirter Field (10.6 miles)
Average Low 2020–2025
51.9 °FAverage 2020–2025
62.2 °FAverage High 2020–2025
73.6 °F