Santarém in August
In August, Santarém averages 31°C (87°F) during the day and 26°C (79°F) at night, with frequent rain — about 20 days of the month see precipitation (63 mm total).
ShoulderConditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.
August is one of the wetter and less comfortable months in Santarém. If your dates are flexible, consider a different time of year.
How August compares to the rest of the year in Santarém
August is in the middle of the year for warmth in Santarém (4th of 12) and one of the driest months (10th of 12). Daytime temperature runs 1°C above the annual average (30°C). August runs 1°C warmer than July (29°C) and warms a further 1°C into September (32°C).
August sunrise & sunset in Santarém
Times shown for Santarém local time (America/Santarem), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Santarém — August
Golden-hour and blue-hour windows for the 15th of August, in Santarém's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Santarém in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Shoulder) and Santarém's popularity.
Crowds & pricing — August in Santarém
Santarém is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — August in Santarém
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Santarém in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 29°C / 84°F | 25°C / 76°F | 371 mm | 30 | — |
| February | 29°C / 84°F | 24°C / 76°F | 427 mm | 28 | — |
| March | 29°C / 83°F | 24°C / 76°F | 505 mm | 31 | — |
| April | 29°C / 84°F | 24°C / 76°F | 453 mm | 30 | — |
| May | 29°C / 84°F | 25°C / 76°F | 362 mm | 31 | — |
| June | 29°C / 84°F | 25°C / 77°F | 177 mm | 29 | — |
| July | 29°C / 85°F | 25°C / 77°F | 120 mm | 27 | — |
| August | 31°C / 87°F | 26°C / 79°F | 63 mm | 20 | — |
| September | 32°C / 89°F | 26°C / 80°F | 50 mm | 18 | — |
| October | 32°C / 89°F | 27°C / 80°F | 76 mm | 20 | — |
| November | 31°C / 88°F | 26°C / 79°F | 169 mm | 22 | — |
| December | 30°C / 86°F | 25°C / 77°F | 286 mm | 25 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Santarém in August →
Frequently asked questions
How hot is Santarém in August?
In August, Santarém averages a high of 31°C (87°F) and a low of 26°C (79°F) — generally hot.
Does it rain a lot in Santarém in August?
August is quite rainy in Santarém, with about 20 rainy days on average.
Is August a good time to visit Santarém?
August is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Santarém in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Santarém for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.