Click on a day for an hourly weather forecast
The temperatures in Crosby in September are quite cold with temperatures between 9°C and 13°C, warm clothes are a must.
You can expect rain for roughly half of the month of September in Crosby. 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 Crosby in September 2025.
If you’re planning to visit Crosby in the near future, we highly recommend that you review the 14 day weather forecast for Crosby before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 1° | 12 | 5 | 15 | 162 mm | Awful | Crosby in January |
| February | 5° / 1° | 11 | 5 | 13 | 155 mm | Awful | Crosby in February |
| March | 6° / 2° | 9 | 11 | 11 | 127 mm | Awful | Crosby in March |
| April | 8° / 3° | 8 | 16 | 6 | 86 mm | Awful | Crosby in April |
| May | 11° / 5° | 10 | 18 | 3 | 133 mm | Awful | Crosby in May |
| June | 13° / 8° | 8 | 22 | 0 | 146 mm | Bad | Crosby in June |
| July | 15° / 10° | 10 | 21 | 0 | 161 mm | Ok | Crosby in July |
| August | 14° / 10° | 10 | 21 | 0 | 190 mm | Ok | Crosby in August |
| September | 13° / 9° | 9 | 21 | 0 | 143 mm | Bad | Crosby in September |
| October | 10° / 7° | 11 | 19 | 0 | 189 mm | Bad | Crosby in October |
| November | 7° / 4° | 14 | 11 | 5 | 195 mm | Awful | Crosby in November |
| December | 6° / 2° | 14 | 8 | 10 | 209 mm | Awful | Crosby in December |