Click on a day for an hourly weather forecast
The temperatures in Halifax in September are usually low and can range between 13°C and 19°C.
You can expect about 3 to 8 days of rain in Halifax 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 Halifax in September 2025.
If you’re planning to visit Halifax in the near future, we highly recommend that you review the 14 day weather forecast for Halifax before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 0° / -5° | 9 | 6 | 16 | 178 mm | Awful | Halifax in January |
| February | 0° / -5° | 9 | 5 | 14 | 185 mm | Awful | Halifax in February |
| March | 2° / -3° | 9 | 9 | 13 | 154 mm | Awful | Halifax in March |
| April | 7° / 2° | 10 | 16 | 4 | 157 mm | Awful | Halifax in April |
| May | 12° / 6° | 7 | 23 | 0 | 109 mm | Bad | Halifax in May |
| June | 16° / 11° | 7 | 23 | 0 | 154 mm | Ok | Halifax in June |
| July | 21° / 15° | 5 | 26 | 0 | 92 mm | Good | Halifax in July |
| August | 22° / 16° | 5 | 26 | 0 | 110 mm | Good | Halifax in August |
| September | 19° / 13° | 5 | 25 | 0 | 118 mm | Good | Halifax in September |
| October | 14° / 9° | 7 | 23 | 0 | 185 mm | Ok | Halifax in October |
| November | 8° / 4° | 9 | 18 | 4 | 183 mm | Awful | Halifax in November |
| December | 3° / -1° | 11 | 10 | 10 | 206 mm | Awful | Halifax in December |