Click on a day for an hourly weather forecast
The temperatures in Falkirk in September are quite cold with temperatures between 8°C and 15°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Falkirk 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 Falkirk in September 2025.
If you’re planning to visit Falkirk in the near future, we highly recommend that you review the 14 day weather forecast for Falkirk before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 1° | 7 | 18 | 6 | 49 mm | Awful | Falkirk in January |
| February | 6° / 1° | 6 | 16 | 6 | 54 mm | Awful | Falkirk in February |
| March | 8° / 2° | 5 | 22 | 4 | 41 mm | Bad | Falkirk in March |
| April | 11° / 3° | 4 | 25 | 2 | 35 mm | Bad | Falkirk in April |
| May | 14° / 5° | 5 | 26 | 0 | 49 mm | Good | Falkirk in May |
| June | 16° / 8° | 5 | 25 | 0 | 59 mm | Good | Falkirk in June |
| July | 18° / 10° | 6 | 25 | 0 | 72 mm | Good | Falkirk in July |
| August | 17° / 10° | 6 | 25 | 0 | 69 mm | Good | Falkirk in August |
| September | 15° / 8° | 5 | 25 | 0 | 44 mm | Good | Falkirk in September |
| October | 12° / 6° | 7 | 24 | 0 | 59 mm | Bad | Falkirk in October |
| November | 8° / 3° | 7 | 22 | 1 | 53 mm | Bad | Falkirk in November |
| December | 5° / 1° | 7 | 21 | 3 | 53 mm | Awful | Falkirk in December |