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Addison, Ontario

76°F
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Addison

Ontario

76°
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Addison, 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
Yellow Warning - Heat

October

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
27
A little morning rain
67°
48°
28
Mostly sunny
68°
46°
29
Times of clouds and sun
65°
47°
30
Partly sunny
67°
48°
1
Partly sunny
68°
48°
2
A little afternoon rain
67°
46°
3
Cooler with rain
59°
40°
4
A touch of morning rain
59°
40°
5
Showers around in the p.m.
57°
37°
6
Cloudy, a little rain; windy
55°
34°
7
Mostly cloudy
54°
35°
8
Plenty of sunshine
57°
38°
9
Mostly sunny
56°
43°
10
Partly sunny
63°
41°
11
Partly sunny
62°
35°
12
Cloudy and cooler
54°
33°
13
Mostly sunny
53°
43°
14
Clouds and sun
55°
44°
15
Hist. Avg.
56°
42°
16
Hist. Avg.
56°
41°
17
Hist. Avg.
55°
41°
18
Hist. Avg.
55°
41°
19
Hist. Avg.
54°
40°
20
Hist. Avg.
54°
40°
21
Hist. Avg.
54°
40°
22
Hist. Avg.
53°
39°
23
Hist. Avg.
53°
39°
24
Hist. Avg.
52°
38°
25
Hist. Avg.
52°
38°
26
Hist. Avg.
52°
38°
27
Hist. Avg.
51°
37°
28
Hist. Avg.
51°
37°
29
Hist. Avg.
50°
37°
30
Hist. Avg.
50°
36°
31
Hist. Avg.
49°
36°

Temperature Graph

°F
70° 62° 54° 46° 38° Oct
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
*Temporarily Unavailable

October Weather in Addison

Addison's October 2026 forecast shows daily high temperatures ranging from 53° to 68°, with overnight lows between 33° and 48°. The average high for October is 60° with an average low of 41°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Addison. See also: November | December | January.

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Weather Near Addison:

  • Gatineau, Quebec
  • Ottawa, Ontario
  • Syracuse, NY
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