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Annex, Ontario

71°F
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71°
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Annex, 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
Special Weather Statement

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
Partly sunny and humid
82°
65°
27
Humid with a t-storm or two
83°
57°
28
Couple of thunderstorms
76°
58°
29
Decreasing clouds; less humid
77°
62°
30
Some sun, a t-storm or two
76°
60°
31
Plenty of sunshine
77°
62°
1
Plenty of sunshine
80°
59°
2
Variable clouds with t-storms
77°
56°
3
A couple of showers
76°
57°
4
Abundant sunshine
75°
56°
5
Mostly sunny
76°
57°
6
Plenty of sun
79°
59°
7
Mostly sunny
80°
57°
8
A shower and thunderstorm
77°
56°
9
Mostly sunny
80°
59°
10
Plenty of sunshine
81°
61°
11
Partly sunny
83°
61°
12
Sunny
82°
64°
13
Plenty of sunshine
83°
65°
14
A shower and t-storm; humid
82°
64°
15
A shower and t-storm; humid
81°
57°
16
A shower and t-storm; humid
82°
55°
17
Decreasing clouds; less humid
74°
56°
18
Partly sunny
74°
56°
19
Rain
72°
58°
20
Periods of rain
73°
56°
21
A little rain in the morning
72°
59°
22
Mostly sunny
76°
62°
23
A little morning rain; cloudy
74°
63°
24
Decreasing clouds and humid
82°
62°
25
Humid with plenty of sunshine
81°
56°
26
A couple of t-storms; humid
81°
54°
27
Showers around in the morning
73°
53°
28
Partly sunny
71°
52°
29
Mostly sunny
71°
56°
30
Partly sunny
72°
62°
31
Mostly sunny
78°
62°
1
Couple of thunderstorms
78°
60°
2
A shower and thunderstorm
79°
54°
3
Partly sunny
76°
57°
4
Sunshine and a few clouds
78°
59°
5
Partly sunny
77°
57°

Temperature Graph

°F
90° 82° 74° 66° 58° 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 Annex

Annex's August 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 52° and 65°. The average high for August is 78° with an average low of 59°. 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 Annex. See also: September | October | November.

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Weather Near Annex:

  • Brampton, Ontario
  • Mississauga Valley, Ontario
  • Toronto, Ontario
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