What is the weather like in Baltimore vs St. John's, Newfoundland in September?

In September, Baltimore averages 28°C high / 19°C low with about 106 mm of rain; St. John's, Newfoundland averages 18°C high / 9°C low with about 91 mm.

Baltimore vs St. John's, Newfoundland in September

Baltimore and St. John's, Newfoundland are nearly tied in September — 79 vs 77 on SeasonMap's comfort score. Baltimore is hot, rainy, clean air; St. John's, Newfoundland is nice, rainy, clean air.

Baltimore vs St. John's, Newfoundland — September climate, side by side

	🇺🇸 Baltimore	🇨🇦 St. John's, Newfoundland
Comfort score	79/100 (B)	77/100 (B)
Feels-like high	29°C	17°C
Avg high / low	28° / 19°	18° / 9°
Rainfall	106 mm	91 mm
Rainy days	7	10
Humidity	76%	81%
Air quality (AQI)	45	36

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

Month by month

Baltimore vs St. John's, Newfoundland in September — FAQ

Is September better in Baltimore or St. John's, Newfoundland?: Baltimore and St. John's, Newfoundland are nearly tied in September — 79 vs 77 on SeasonMap's comfort score. Baltimore is hot, rainy, clean air; St. John's, Newfoundland is nice, rainy, clean air.
What is the weather like in Baltimore vs St. John's, Newfoundland in September?: In September, Baltimore averages 28°C high / 19°C low with about 106 mm of rain; St. John's, Newfoundland averages 18°C high / 9°C low with about 91 mm.