What is the weather like in Alter do Chão vs Belém in September?

In September, Alter do Chão averages 33°C high / 26°C low with about 48 mm of rain; Belém averages 32°C high / 24°C low with about 23 mm.

Alter do Chão vs Belém in September

Alter do Chão is the better pick in September — 87 vs 76 on SeasonMap's comfort score. Alter do Chão is sweltering, a little rain, clean air, while Belém is sweltering, dry, clean air.

Alter do Chão vs Belém — September climate, side by side

	🇧🇷 Alter do Chão	🇧🇷 Belém
Comfort score	87/100 (A)	76/100 (B)
Feels-like high	38°C	36°C
Avg high / low	33° / 26°	32° / 24°
Rainfall	48 mm	23 mm
Rainy days	7	7
Humidity	71%	74%
Air quality (AQI)	43	34

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Alter do Chão vs Belém in September — FAQ

Is September better in Alter do Chão or Belém?: Alter do Chão is the better pick in September — 87 vs 76 on SeasonMap's comfort score. Alter do Chão is sweltering, a little rain, clean air, while Belém is sweltering, dry, clean air.
What is the weather like in Alter do Chão vs Belém in September?: In September, Alter do Chão averages 33°C high / 26°C low with about 48 mm of rain; Belém averages 32°C high / 24°C low with about 23 mm.