Climate at a glance · Waterdown

Annual mean46°day and night

Precipitation39.61 ina year

Warmest monthJulyavg high 80°

Coldest monthJanuaryavg low 15°

Average temperature by month

High · low

29°15°

31°16°

40°24°

53°35°

66°45°

76°54°

80°58°

79°57°

71°50°

58°40°

45°31°

34°22°

JanFebMarAprMayJunJulAugSepOctNovDec

39.61 in a year

2.95 in

2.64 in

2.76 in

3.27 in

3.70 in

3.35 in

3.74 in

3.23 in

3.82 in

3.27 in

3.90 in

2.99 in

JanFebMarAprMayJunJulAugSepOctNovDec

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high	29°	31°	40°	53°	66°	76°	80°	79°	71°	58°	45°	34°
Avg low	15°	16°	24°	35°	45°	54°	58°	57°	50°	40°	31°	22°
Precip, in	2.95	2.64	2.76	3.27	3.70	3.35	3.74	3.23	3.82	3.27	3.90	2.99

Climate normals 1981–2010 · Millgrove station (7 km away) · Environment and Climate Change Canada

43.3334°N, 79.8829°W · Elevation 774 ft