Weather in Saint Ann, MO
Updated 2026-09-26 09:00 local time · ZIP codes 63074
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
63°10% rain66°10% rain68°10% rain70°9% rain69°10% rain71°9% rain72°9% rain72°9% rain
70°17% rain67°17% rain
66°15% rain
66°12% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 17%).
It feels like 59°F with winds near 5 mph.
70°F, 9% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 10 mph.
Current temperature is 63°F, wind 5 mph, rain chance up to 17%.
UV index is 1.
Local weather characteristics in Saint Ann
Missouri sits where different air masses often meet, producing hot humid summers, cold winter spells, rapid weather changes and frequent thunderstorms.
Saint Ann is part of the Midwest weather region. The forecast point is near 38.73°N latitude and 90.38°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Saint Ann weather today
Overcast and 63°F in Saint Ann, MO. Today's high is 72°F with a 19% rain chance. Winds are around 5 mph with gusts near 8 mph. Relative humidity is 43%, pressure is 30.15 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Saint Ann
Sunrise is at 06:52 AM and sunset is at 06:52 PM. Tomorrow's forecast calls for Overcast with a high near 80°F and a low near 62°F. The maximum rain chance is 6%.