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Current Weather Conditions for St Peters, MO

Sunny, with a high near 97. Heat index values as high as 110. Southwest wind 6 to 9 mph.
88°F

Conditions

Wind: 9 mph S
Humidity: 59%
Probability of Precipitation: 1%

Hourly Forcast (next 12 hours)

3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM
88° 92° 94° 96° 96° 97° 97° 97° 96° 95° 92° 89° 88°

Upcoming Week

Day Forecast High Low
Today
Sunny
Sunny, with a high near 97. Heat index values as high as 110. Southwest wind 6 to 9 mph.
97°F 78°F
Tonight
Partly Cloudy
Partly cloudy, with a low around 80. Heat index values as high as 109. West wind around 7 mph.
97°F 78°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 92. Heat index values as high as 102. North wind 5 to 8 mph.
97°F 78°F
Tuesday Night
Partly Cloudy
Partly cloudy, with a low around 72. Northeast wind 3 to 8 mph.
97°F 78°F
Wednesday
Sunny
Sunny, with a high near 88. East wind 2 to 6 mph.
97°F 78°F
Wednesday Night
Mostly Clear
Mostly clear, with a low around 69.
97°F 78°F
Thursday
Sunny
Sunny, with a high near 89.
97°F 78°F
Thursday Night
Partly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
97°F 78°F
Friday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
97°F 78°F
Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
97°F 78°F
Saturday
Chance Rain Showers then Slight Chance Showers And Thunderstorms
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
97°F 78°F
Saturday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
97°F 78°F
Sunday
Sunny
Sunny, with a high near 85.
97°F 78°F
Sunday Night
Mostly Clear
Mostly clear, with a low around 68.
97°F 78°F
Data provided by weather.gov