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Caledon, Ontario

63°F
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Caledon

Ontario

63°
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Caledon, 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

August

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
26
Humid with sunny intervals
82°
60°
27
A couple of t-storms; humid
82°
52°
28
A shower and thunderstorm
77°
53°
29
Decreasing clouds; less humid
78°
57°
30
A couple of thunderstorms
77°
55°
31
Morning showers and t-storms
77°
50°
1
Couple of thunderstorms
76°
51°
2
A couple of afternoon showers
75°
51°
3
Partly sunny
75°
52°
4
Times of clouds and sun
76°
50°
5
A blend of sun and clouds
75°
50°
6
Mostly sunny
76°
52°
7
Sunny
78°
56°
8
An afternoon t-storm or two
79°
56°
9
Shifting clouds and sun
77°
59°
10
Sun and clouds
80°
52°
11
Mostly cloudy with t-storms
78°
58°
12
Sunshine, warm and humid
84°
57°
13
A morning thunderstorm or two
81°
55°
14
An afternoon t-storm or two
84°
50°
15
Decreasing clouds; less humid
76°
49°
16
Plenty of sunshine
75°
55°
17
Clouds and sun
76°
49°
18
Occasional rain
74°
48°
19
Plenty of sun
73°
49°
20
Mostly sunny
74°
49°
21
Mostly sunny
75°
51°
22
Times of clouds and sun
74°
48°
23
Showers around in the morning
73°
51°
24
Partly sunny
74°
54°
25
Partly sunny
76°
48°
26
Clouds and sun
73°
57°
27
A couple of afternoon showers
80°
56°
28
Couple of thunderstorms
80°
55°
29
Mainly cloudy, warm and humid
81°
50°
30
Thunderstorms, mainly early
79°
47°
31
Decreasing clouds; less humid
71°
46°
1
Mostly sunny
71°
46°
2
Mostly sunny
72°
54°
3
Partly sunny
73°
49°
4
Windy with a bit of rain
75°
44°
5
Mostly cloudy
69°
46°

Temperature Graph

°F
90° 80° 70° 60° 50° Aug
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 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

August Weather in Caledon

Caledon's August 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 44° and 60°. The average high for August is 76° with an average low of 52°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Caledon. See also: September | October | November.

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World North America Canada Ontario Caledon

Weather Near Caledon:

  • Caledon, Ontario
  • Mississauga Valley, Ontario
  • Toronto, Ontario
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