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Morrisburg, Ontario

80°F
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Morrisburg

Ontario

80°
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Morrisburg, 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
Clouds and sunshine
85°
64°
27
Decreasing clouds and humid
84°
64°
28
Humid with increasing clouds
84°
63°
29
A shower and thunderstorm
83°
63°
30
Cloudy, humid; p.m. t-storms
80°
62°
31
Considerable cloudiness
76°
62°
1
Dull and dreary
77°
61°
2
Rain becoming steadier
75°
62°
3
Mostly cloudy
75°
61°
4
A thunderstorm in spots
76°
62°
5
A few showers in the morning
76°
60°
6
Mostly cloudy
75°
61°
7
A couple of showers
76°
61°
8
Clouds and sun
78°
60°
9
Cloudy and humid
79°
62°
10
Rather cloudy and humid
78°
62°
11
Shifting clouds and sun
78°
61°
12
Clouds and sun
77°
61°
13
Mostly sunny and humid
80°
60°
14
A shower and thunderstorm
79°
61°
15
Cloudy with a bit of rain
75°
60°
16
Clouds and a t-storm in spots
74°
60°
17
Partly sunny
75°
58°
18
Partial sunshine
75°
59°
19
A shower and thunderstorm
76°
60°
20
Intervals of bright sunshine
74°
59°
21
Couple of thunderstorms
76°
53°
22
Rather cloudy
74°
51°
23
Cloudy, a couple of showers
74°
50°
24
Times of clouds and sun
73°
55°
25
Sunny spells
74°
56°
26
Clouds and sunshine
78°
51°
27
Increasing amounts of sun
74°
50°
28
Clouds and sun
74°
55°
29
Periods of rain
72°
56°
30
A couple of t-storms; humid
82°
49°
31
Rather cloudy and less humid
73°
49°
1
Uninterrupted sunshine
75°
57°
2
Mostly sunny
78°
56°
3
Rain tapering off
72°
48°
4
Times of clouds and sun
72°
53°
5
Periods of rain
73°
48°

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 Morrisburg

Morrisburg's August 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 48° and 64°. The average high for August is 77° with an average low of 58°. 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 Morrisburg. See also: September | October | November.

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Weather Near Morrisburg:

  • Gatineau, Quebec
  • Laval, Quebec
  • Ottawa, Ontario
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