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

In September, Alter do Chão averages 33°C high / 26°C low with about 48 mm of rain; Manaus averages 34°C high / 26°C low with about 86 mm.

Alter do Chão vs Manaus in September

Alter do Chão is the better pick in September — 87 vs 64 on SeasonMap's comfort score. Alter do Chão is sweltering, a little rain, clean air, while Manaus is sweltering, rainy, muggy air.

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

	🇧🇷 Alter do Chão	🇧🇷 Manaus
Comfort score	87/100 (A)	64/100 (C)
Feels-like high	38°C	40°C
Avg high / low	33° / 26°	34° / 26°
Rainfall	48 mm	86 mm
Rainy days	7	14
Humidity	71%	76%
Air quality (AQI)	43	73

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

Month by month

Alter do Chão vs Manaus in September — FAQ

Is September better in Alter do Chão or Manaus?: Alter do Chão is the better pick in September — 87 vs 64 on SeasonMap's comfort score. Alter do Chão is sweltering, a little rain, clean air, while Manaus is sweltering, rainy, muggy air.
What is the weather like in Alter do Chão vs Manaus in September?: In September, Alter do Chão averages 33°C high / 26°C low with about 48 mm of rain; Manaus averages 34°C high / 26°C low with about 86 mm.