Click on a day for an hourly weather forecast
The temperatures in Penzance in October are usually low and can range between 13°C and 15°C.
You can expect rain for roughly half of the month of October in Penzance. 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 Penzance in October 2025.
If you’re planning to visit Penzance in the near future, we highly recommend that you review the 14 day weather forecast for Penzance before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 10° / 8° | 10 | 21 | 0 | 141 mm | Bad | Penzance in January |
| February | 9° / 7° | 8 | 20 | 1 | 118 mm | Bad | Penzance in February |
| March | 10° / 7° | 7 | 24 | 0 | 96 mm | Bad | Penzance in March |
| April | 11° / 9° | 5 | 25 | 0 | 74 mm | Ok | Penzance in April |
| May | 13° / 10° | 5 | 26 | 0 | 68 mm | Ok | Penzance in May |
| June | 15° / 13° | 5 | 25 | 0 | 73 mm | Good | Penzance in June |
| July | 17° / 15° | 6 | 25 | 0 | 95 mm | Good | Penzance in July |
| August | 17° / 15° | 6 | 25 | 0 | 116 mm | Good | Penzance in August |
| September | 16° / 15° | 5 | 25 | 0 | 74 mm | Good | Penzance in September |
| October | 15° / 13° | 8 | 23 | 0 | 148 mm | Ok | Penzance in October |
| November | 12° / 11° | 9 | 21 | 0 | 174 mm | Bad | Penzance in November |
| December | 11° / 9° | 11 | 20 | 0 | 154 mm | Bad | Penzance in December |