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St. Thomas, Ontario

73°F
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St. Thomas

Ontario

73°
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St. Thomas, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

November

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
1
Windy with rain
60°
38°
2
A bit of morning rain; windy
57°
41°
3
Mostly sunny
52°
37°
4
Clouds and sun
53°
33°
5
Cooler; morning rain
47°
29°
6
Periods of sun
44°
37°
7
A little afternoon rain
44°
44°
8
Windy; a little p.m. rain
57°
39°
9
Very windy; a.m. rain, cloudy
58°
41°
10
Partly sunny
50°
41°
11
Cloudy with occasional rain
48°
40°
12
Mostly cloudy
51°
36°
13
Partly sunny
53°
39°
14
Sunny
52°
38°
15
Mostly sunny
53°
36°
16
Sun and some clouds
50°
34°
17
Times of clouds and sun
48°
32°
18
Very windy; cooler with rain
42°
29°
19
Snow and rain in the p.m.
40°
28°
20
Sun and clouds
40°
33°
21
Cloudy with a little rain
43°
34°
22
Rain; mixed with snow early
43°
33°
23
Mostly cloudy
42°
34°
24
Some sun
47°
30°
25
Turning out cloudy
45°
30°
26
Mostly sunny
42°
31°
27
Partly sunny and stiff winds
40°
32°
28
Snow and rain in the morning
41°
30°
29
Times of clouds and sun
42°
27°
30
Mostly cloudy
39°
29°
1
Sunshine and a few clouds
37°
30°
2
A blend of sun and clouds
41°
34°
3
Windy; a little p.m. rain
43°
30°
4
Rain and ice in the morning
48°
25°
5
Very windy; snow and rain
42°
32°

Temperature Graph

°F
60° 52° 44° 36° 28° Nov
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

November Weather in St. Thomas

St. Thomas's November 2026 forecast shows daily high temperatures ranging from 37° to 60°, with overnight lows between 25° and 44°. The average high for November is 47° with an average low of 34°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how November weather will actually feel in St. Thomas. See also: December | January | February.

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Weather Near St. Thomas:

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