The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Thetford Mines, QC
Content continues below
May
Average Temperature
High
17°
Feels 16
Low
5°
Feels 3
Average Precipitation
3 Days
Rain amount
14mm
Snow amount
0.5cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
25°
21
11°
22
14°
23
15°
24
12°
25
13°
26
18°
27
19°
28
18°
29
18°
30
18°
31
18°
Forecast
Wednesday, May 20, 2026
Day
25°
Feels 27
Wind
33 km/h SW
Gust
44 km/h
Humidity
40%
P.O.P
60%
Rain
~1 mm
Night
2°
Feels -2
Wind
24 km/h NW
Gust
35 km/h
Humidity
65%
P.O.P
10%
Historical Averages
May 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.