Foster Weather Forecast
- 70
- 80
Chance Rain Showers
- 68
- 89
Thunderstorms Likely
- 64
- 77
Rain Showers Likely
- 64
- 81
Partly Sunny
- 67
- 83
Slight Chance Thunderstorms
- 69
- 87
Slight Chance Thunderstorms
- 68
- 87
Chance Thunderstorms
Today 21 Jul Big Stone
Partly sunny with a 20 percent chance of Thunderstorms. Near steady temperature in the mid 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.
Tonight 21 Jul Big Stone
Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms. Lows around 70. Southeast Winds 5 to 10 Mph. Chance of rain 30 percent.
Foster Temperature Statistics
July Temperature
Ortonville, Ortonville Muncipal-Martinson Field Airport (14.3 miles)
Lowest 17 July, 2025
53.6 °FAverage July
71.9 °FHighest 3 July, 2025
89.6 °F
Climate (2020–Present)
Ortonville, Ortonville Muncipal-Martinson Field Airport (14.3 miles)
Average Low 2020–2025
35.7 °FAverage 2020–2025
45.2 °FAverage High 2020–2025
54.9 °F