Foster Weather Forecast
- 76
- 100
Hot
- 76
- 100
Hot
- 77
- 99
Hot
- 76
- 98
Hot
- 76
- 98
Hot
- 74
- 98
Hot
- 71
- 96
Slight Chance Thunderstorms
Today 30 Aug Bates
Sunny, hot with Highs in the upper 90s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.
Tonight 30 Aug Bates
Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.
Foster Temperature Statistics
August Temperature
Clinton, MO (46 miles)
Lowest 28 August, 2026
57.2 °FAverage August
78.3 °FHighest 13 August, 2026
98.6 °F
Climate (2021–2026)
Clinton, MO (46 miles)
Average Low 2021–2026
46.9 °FAverage 2021–2026
57.8 °FAverage High 2021–2026
68.7 °F