Click on a day for an hourly weather forecast
The weather in Cooma in September is very cold with temperatures between 3°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Cooma 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.
Please note that Cooma can expect a few days of snow in September.
Our weather forecast can give you a great sense of what weather to expect in Cooma in September 2025.
If you’re planning to visit Cooma in the near future, we highly recommend that you review the 14 day weather forecast for Cooma before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 26° / 12° | 5 | 26 | 0 | 87 mm | Perfect | Cooma in January |
| February | 24° / 11° | 6 | 23 | 0 | 104 mm | Perfect | Cooma in February |
| March | 21° / 10° | 3 | 28 | 0 | 61 mm | Good | Cooma in March |
| April | 17° / 6° | 2 | 28 | 0 | 41 mm | Good | Cooma in April |
| May | 13° / 3° | 1 | 29 | 1 | 27 mm | Ok | Cooma in May |
| June | 10° / 1° | 3 | 25 | 2 | 60 mm | Bad | Cooma in June |
| July | 9° / 0° | 3 | 25 | 3 | 29 mm | Bad | Cooma in July |
| August | 11° / 1° | 4 | 23 | 4 | 44 mm | Bad | Cooma in August |
| September | 14° / 3° | 3 | 25 | 2 | 41 mm | Ok | Cooma in September |
| October | 18° / 5° | 4 | 26 | 1 | 67 mm | Good | Cooma in October |
| November | 21° / 8° | 6 | 24 | 0 | 74 mm | Good | Cooma in November |
| December | 23° / 10° | 4 | 27 | 0 | 75 mm | Perfect | Cooma in December |