Weather Forecast for
Saint Peters, MO


Overnight: Clear, with a low around 47. Calm wind.

Thursday: Sunny, with a high near 77. Calm wind becoming south 5 to 7 mph in the afternoon.

Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 57. Southeast wind around 9 mph.

Friday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 84. Southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

Friday Night: A slight chance of thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind 6 to 8 mph. Chance of precipitation is 40%.

Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 70%.

Saturday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.

Sunday: Mostly sunny, with a high near 88.

Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71.

Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Tuesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 70%.

Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 78.

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