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The weather in Monroe in September is hot. The average temperatures are between 20°C and 31°C.
You can expect about 3 to 8 days of rain in Monroe during the month of September. 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 Monroe in September 2025.
If you’re planning to visit Monroe in the near future, we highly recommend that you review the 14 day weather forecast for Monroe before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 4° | 6 | 24 | 1 | 154 mm | Ok | Monroe in January |
| February | 14° / 6° | 7 | 20 | 2 | 176 mm | Bad | Monroe in February |
| March | 19° / 10° | 7 | 23 | 0 | 197 mm | Ok | Monroe in March |
| April | 24° / 13° | 6 | 24 | 0 | 190 mm | Perfect | Monroe in April |
| May | 29° / 18° | 8 | 23 | 0 | 159 mm | Ok | Monroe in May |
| June | 32° / 22° | 7 | 23 | 0 | 130 mm | Ok | Monroe in June |
| July | 34° / 23° | 8 | 23 | 0 | 122 mm | Bad | Monroe in July |
| August | 34° / 23° | 8 | 23 | 0 | 130 mm | Bad | Monroe in August |
| September | 31° / 20° | 5 | 25 | 0 | 112 mm | Good | Monroe in September |
| October | 25° / 14° | 5 | 26 | 0 | 172 mm | Perfect | Monroe in October |
| November | 18° / 9° | 5 | 25 | 0 | 106 mm | Good | Monroe in November |
| December | 14° / 7° | 6 | 24 | 0 | 169 mm | Good | Monroe in December |