Click on a day for an hourly weather forecast
The temperatures in Santarem in October are comfortable with low of 13°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Santarem during the month of October. 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 Santarem in October 2025.
If you’re planning to visit Santarem in the near future, we highly recommend that you review the 14 day weather forecast for Santarem before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 6° | 7 | 25 | 0 | 98 mm | Ok | Santarem in January |
| February | 15° / 6° | 6 | 23 | 0 | 101 mm | Good | Santarem in February |
| March | 18° / 8° | 7 | 24 | 0 | 104 mm | Ok | Santarem in March |
| April | 20° / 9° | 7 | 23 | 0 | 98 mm | Ok | Santarem in April |
| May | 24° / 12° | 4 | 27 | 0 | 70 mm | Perfect | Santarem in May |
| June | 27° / 14° | 2 | 28 | 0 | 28 mm | Perfect | Santarem in June |
| July | 30° / 15° | 1 | 30 | 0 | 8 mm | Good | Santarem in July |
| August | 32° / 15° | 1 | 30 | 0 | 9 mm | Good | Santarem in August |
| September | 29° / 15° | 3 | 27 | 0 | 61 mm | Good | Santarem in September |
| October | 24° / 13° | 5 | 26 | 0 | 114 mm | Perfect | Santarem in October |
| November | 17° / 9° | 6 | 24 | 0 | 125 mm | Good | Santarem in November |
| December | 15° / 7° | 5 | 26 | 0 | 108 mm | Good | Santarem in December |