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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Williamstown, ON
Content continues below
June
Average Temperature
High
24°
Feels 25
Low
13°
Feels 12
Average Precipitation
13 Days
Rain amount
96.5mm
Snow amount
0cm
Content continues below
Daily Historical Averages
June 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
23°
17
21°
18
22°
19
22°
20
21°
21
22°
22
21°
23
22°
24
23°
25
23°
26
23°
27
24°
28
24°
29
25°
30
26°
Forecast
Tuesday, June 16, 2026
Day
23°
Feels 25
Wind
19 km/h SW
Gust
37 km/h
Humidity
46%
P.O.P
30%
Night
13°
Feels 12
Wind
17 km/h S
Gust
30 km/h
Humidity
82%
P.O.P
20%
Historical Averages
Jun 16
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.