National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Partly Cloudy

89°F

32°C

Humidity 48%
Wind Speed NW 5 mph
Barometer 30.02 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 3 Jul 2:15 pm CDT
Extended Forecast for

Saint Mary MO

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 91. Light east wind.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 93. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Southeast wind around 6 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Calm wind becoming south around 6 mph in the afternoon.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. Light east wind.
Tonight
Mostly clear, with a low around 70. Calm wind.
Independence Day
Mostly sunny, with a high near 93. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 71. Southeast wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 95. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 74.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Mary MO
 37.88°N 89.95°W (Elev. 400 ft)
Last Update:
2:21 pm CDT Jul 3, 2025
Forecast Valid:
2pm CDT Jul 3, 2025-6pm CDT Jul 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation