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The weather in Kansas City in August is hot. The average temperatures are between 19°C and 30°C. Usually the days in August are hot while the nights are a bit cooler.
You can expect rain for roughly half of the month of August in Kansas City. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Kansas City in August 2025.
If you’re planning to visit Kansas City in the near future, we highly recommend that you review the 14 day weather forecast for Kansas City before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -5° | 4 | 21 | 7 | 46 mm | Awful | Kansas City in January |
| February | 4° / -4° | 3 | 17 | 8 | 58 mm | Awful | Kansas City in February |
| March | 12° / 3° | 6 | 21 | 3 | 129 mm | Bad | Kansas City in March |
| April | 17° / 8° | 7 | 22 | 1 | 127 mm | Ok | Kansas City in April |
| May | 23° / 13° | 9 | 22 | 0 | 190 mm | Good | Kansas City in May |
| June | 29° / 19° | 9 | 21 | 0 | 148 mm | Ok | Kansas City in June |
| July | 30° / 20° | 9 | 22 | 0 | 184 mm | Ok | Kansas City in July |
| August | 30° / 19° | 8 | 23 | 0 | 167 mm | Ok | Kansas City in August |
| September | 26° / 16° | 6 | 24 | 0 | 119 mm | Perfect | Kansas City in September |
| October | 19° / 9° | 5 | 25 | 1 | 109 mm | Good | Kansas City in October |
| November | 12° / 3° | 4 | 25 | 1 | 68 mm | Ok | Kansas City in November |
| December | 6° / -2° | 3 | 23 | 5 | 61 mm | Awful | Kansas City in December |