Santarém in October

In October, Santarém averages 32°C (89°F) during the day and 27°C (80°F) at night, with frequent rain — about 20 days of the month see precipitation (76 mm total).

Shoulder

Conditions are warm and beach-friendly. Expect daily rain or showers, often in heavy bursts.

October is one of the wetter and less comfortable months in Santarém. If your dates are flexible, consider a different time of year.

32°C
Avg high
27°C
Avg low
20
Rain days
76 mm
Rainfall

How October compares to the rest of the year in Santarém

1st
warmest month of the 12
11th
wettest month of the 12
2%
of yearly rainfall falls in October
12 h 10 min
daylight on the 15th

October is one of the warmest months in Santarém (1st of 12) and one of the driest months (11th of 12). Daytime temperature runs 2°C above the annual average (30°C). October runs roughly the same as September (32°C) and cools 1°C in November (31°C).

October sunrise & sunset in Santarém

🌅
Sunrise (15th)
6:19 AM
🌇
Sunset (15th)
6:29 PM
Day length
12 h 10 min

Times shown for Santarém local time (America/Santarem), calculated for the 15th of October. They shift by a few minutes day to day across the month.

Photography light in Santarém — October

Golden-hour and blue-hour windows for the 15th of October, in Santarém's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:19 AM – 5:59 AM
🌄 Golden hour (AM)
5:59 AM – 6:59 AM
🌇 Golden hour (PM)
5:49 PM – 6:49 PM
🌆 Blue hour (PM)
6:49 PM – 7:29 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Santarém.

📅 When to book — Santarém in October

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 October's tier (Shoulder) and Santarém's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.

Crowds & pricing — October in Santarém

Shoulder

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 — October in Santarém

☀️ UV Index (noon, 15th)
12.9
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●●
Severe
Severe mosquito season with active disease transmission risk. DEET 30%+, picaridin 20%, long sleeves day and night, treated nets, and check CDC/WHO travel advisories before going.

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

MonthAvg highAvg lowRainfallRain daysSnow 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 October weather

🌍 See the full ranked list of climate twins for Santarém in October →

Frequently asked questions

How hot is Santarém in October?

In October, Santarém averages a high of 32°C (89°F) and a low of 27°C (80°F) — generally hot.

Does it rain a lot in Santarém in October?

October is quite rainy in Santarém, with about 20 rainy days on average.

Is October a good time to visit Santarém?

October 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 October?

Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full October packing list for Santarém for a complete, climate-based checklist.

Open Santarém on the interactive map

Check the live 10-day forecast and sunrise/sunset.