Climate at a glance · St. Catharines

Annual mean9°day and night

Precipitation891 mma year

Warmest monthJulyavg high 27°

Coldest monthJanuaryavg low -7°

Average temperature by month

High · low

0°-7°

1°-6°

5°-3°

12°3°

19°8°

24°14°

27°17°

26°16°

21°13°

15°7°

9°2°

3°-4°

JanFebMarAprMayJunJulAugSepOctNovDec

891 mm a year

64 mm

57 mm

65 mm

74 mm

76 mm

81 mm

85 mm

75 mm

84 mm

74 mm

86 mm

70 mm

JanFebMarAprMayJunJulAugSepOctNovDec

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high	0°	1°	5°	12°	19°	24°	27°	26°	21°	15°	9°	3°
Avg low	-7°	-6°	-3°	3°	8°	14°	17°	16°	13°	7°	2°	-4°
Precip, mm	64	57	65	74	76	81	85	75	84	74	86	70

Climate normals 1981–2010 · Vineland Rittenhouse station (14 km away) · Environment and Climate Change Canada

43.1713°N, 79.2427°W · Elevation 102 m