Belém · AutumnMonth summary
Belém weather in September
✅ Good
🌡️ Temperature min / max
75°F – 90°F
🌧 Rainy days
45% of days
☀️ Sunshine
11.8h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.3/10
📅 📅 Best month
August (7.3/10)
Quick decision
Should you visit Belém in September?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 32°F.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: Belém in September: 90°F and 11.8h of sunshine. Decent, but not the peak.
By trip type
Belém in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
Autumn in Belém is often underrated: 32°F, golden light and declining crowds. An interesting window. Expect rain on 45% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. August (7.3/10) is significantly better if possible.
Browse by month
All months for Belém
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌧️ January | 75°F | 86°F | 96% | 0.4in | 9.8h | 6.3/10 |
| 🌧️ February | 75°F | 84°F | 97% | 0.5in | 8.5h | 6.3/10 |
| 🌧️ March | 75°F | 84°F | 99% | 0.6in | 8.0h | 5.9/10 |
| 🌧️ April | 75°F | 86°F | 99% | 0.6in | 8.9h | 5.7/10 |
| 🌦️ May | 75°F | 86°F | 90% | 0.4in | 10.6h | 7.0/10 |
| ⛅ June | 75°F | 86°F | 75% | 0.2in | 11.6h | 7.1/10 |
| 🌤️ July | 75°F | 88°F | 56% | 0.1in | 11.5h | 7.2/10 |
| 🌤️ August | 75°F | 90°F | 43% | 0.1in | 11.7h | 7.3/10 |
| 🌤️ September | 75°F | 90°F | 45% | 0.1in | 11.8h | 7.3/10 |
| 🌤️ October | 75°F | 90°F | 52% | 0.1in | 12.0h | 7.2/10 |
| 🌤️ November | 75°F | 90°F | 57% | 0.1in | 12.0h | 7.2/10 |
| ⛅ December | 75°F | 88°F | 80% | 0.2in | 10.8h | 7.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Belém averages 90°F, 45% rainy days and 11.8h of sunshine per day. Overall weather score: 7.3/10.
See methodology →
Comparison
September vs August (best month)
The best month is August (score 7.3/10). Difference:
- 🌡️ Max temperature : +0°F
- 🌧 Rainy days : -2%
- ☀️ Sunshine : -0.1h/day
FAQ
FAQ — Belém in September
Is September a good time to visit Belém?
September is an acceptable time for Belém (score 7.3/10). Conditions are decent but not optimal — consider August (7.3/10) if possible.
What to do in Belém in September?
With 90°F max and 11.8h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
Find a place to stay in Belém
Find places to stay in Belém in September
Search on Hotels.com
Activities & tours
Activities and tours in Belém
Guided tours, skip-the-line tickets and local experiences.
Browse activities on GetYourGuide
Flights
Find a flight to Belém
Compare flights from all airlines.
Search flights
←
Explore also
Similar destinations in September
Bora Bora
Rarotonga🌍 Top destinations
Other top destinations in September
Puerto Escondido
Trinidad
Banjul
SantiagoWeather rankings
Compare destinations by weather
Best in EuropeGuides & comparisons