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ZIP 64503 · St. Joseph, Missouri

Current conditions and the National Weather Service 7-day forecast for ZIP code 64503, St. Joseph, Missouri — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 75°F. Sunday Aug 30: a high near 99°F and a low around 80°F. Highs over the period run 93°F to 101°F.

National Weather Service forecast for ZIP 64503, St. Joseph, Missouri
DayHighLowPrecip
Saturday Aug 2975°
Sunday Aug 3099°80°
Monday Aug 31101°80°
Tuesday Sep 199°80°
Wednesday Sep 2100°78°
Thursday Sep 398°76°
Friday Sep 495°74°
Saturday Sep 593°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/Chicago. The live page updates continuously.

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