What is the weather like in Niagara Falls vs St. Louis in May?

In May, Niagara Falls averages 20°C high / 9°C low with about 76 mm of rain; St. Louis averages 26°C high / 13°C low with about 139 mm.

Niagara Falls vs St. Louis in May

Niagara Falls and St. Louis are nearly tied in May — 85 vs 87 on SeasonMap's comfort score. Niagara Falls is nice, a little rain; St. Louis is warm, rainy.

Niagara Falls vs St. Louis — May climate, side by side

	🇨🇦 Niagara Falls	🇺🇸 St. Louis
Comfort score	85/100 (A)	87/100 (A)
Feels-like high	19°C	26°C
Avg high / low	20° / 9°	26° / 13°
Rainfall	76 mm	139 mm
Rainy days	10	10
Humidity	71%	70%
Air quality (AQI)	62	53

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

Month by month

Niagara Falls vs St. Louis in May — FAQ

Is May better in Niagara Falls or St. Louis?: Niagara Falls and St. Louis are nearly tied in May — 85 vs 87 on SeasonMap's comfort score. Niagara Falls is nice, a little rain; St. Louis is warm, rainy.
What is the weather like in Niagara Falls vs St. Louis in May?: In May, Niagara Falls averages 20°C high / 9°C low with about 76 mm of rain; St. Louis averages 26°C high / 13°C low with about 139 mm.