Weather in Belém in september
Climate normals based on 10 years of historical data for Belém, Sao Tomé och Principe.
Average high
27°C
Average low
24°C
Rainfall
240 mm
24 rainy days
Sunshine
1.0h/day
Luftfuktighet
82%
How Hot Is Belém in september?
Expect daytime highs around 27°C and overnight lows near 24°C in Belém during September — an average of 25°C across the day.
Sunshine Hours in september
Belém is gloomy through September: 1.0h of direct sun on a typical day.
Does It Rain In Belém In september?
Belém is saturated: 240mm of rain in 24 days, the wettest stretch of the year.
Is Belém Humid In september?
Air feels constantly thick in Belém: 82% humidity is the norm in September.
Wind In Belém In september
Light breezes typical: Belém averages 16 kph wind in September.
Cloud Cover In Belém In september
Grey, overcast skies dominate: 79% average cloud cover in Belém.
Cities With Similar Weather In september
Weather in Belém, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | 28°C / 26°C | 232mm | Details → |
| Vädret i februari | 29°C / 26°C | 218mm | Details → |
| Vädret i mars | 29°C / 27°C | 273mm | Details → |
| Vädret i april | 29°C / 26°C | 277mm | Details → |
| Vädret i maj | 28°C / 26°C | 239mm | Details → |
| Vädret i juni | 27°C / 24°C | 77mm | Details → |
| Vädret i juli | 26°C / 23°C | 59mm | Details → |
| Vädret i augusti | 26°C / 23°C | 121mm | Details → |
| Vädret i september | 27°C / 24°C | 240mm | |
| Vädret i oktober | 27°C / 25°C | 435mm | Details → |
| Vädret i november | 28°C / 25°C | 377mm | Details → |
| Vädret i december | 28°C / 26°C | 307mm | Details → |