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The weather in Oklahoma in August is hot. The average temperatures are between 22°C and 34°C.
You can expect about 3 to 8 days of rain in Oklahoma during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Oklahoma in August 2025.
If you’re planning to visit Oklahoma in the near future, we highly recommend that you review the 14 day weather forecast for Oklahoma before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 1° | 3 | 26 | 2 | 49 mm | Bad | Oklahoma in January |
| February | 10° / 1° | 3 | 21 | 4 | 63 mm | Bad | Oklahoma in February |
| March | 17° / 8° | 4 | 26 | 1 | 77 mm | Good | Oklahoma in March |
| April | 21° / 11° | 5 | 25 | 0 | 118 mm | Good | Oklahoma in April |
| May | 25° / 16° | 9 | 22 | 0 | 176 mm | Good | Oklahoma in May |
| June | 31° / 21° | 7 | 23 | 0 | 128 mm | Ok | Oklahoma in June |
| July | 34° / 23° | 7 | 24 | 0 | 124 mm | Bad | Oklahoma in July |
| August | 34° / 22° | 6 | 25 | 0 | 111 mm | Ok | Oklahoma in August |
| September | 30° / 19° | 6 | 24 | 0 | 145 mm | Good | Oklahoma in September |
| October | 22° / 12° | 5 | 26 | 0 | 108 mm | Good | Oklahoma in October |
| November | 16° / 7° | 3 | 26 | 1 | 53 mm | Good | Oklahoma in November |
| December | 11° / 2° | 3 | 25 | 3 | 55 mm | Bad | Oklahoma in December |