Kansas City 30 Day Forecast 2025 Predictions. Know what's coming with accuweather's extended daily forecasts for kansas city, mo. See the long range weather forecast for kansas city, check the 30 days forecast view, select a month and get the average expected weather for kansas city.

In general, the average temperature in kansas city at the beginning of december is 9.1 ° f. A risky day is not a direct prediction of precipitation (rain/snow) but instead a forecast of.