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Washington, Ontario

59°F
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Washington, 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

July

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
28
Mostly sunny and humid
73°
54°
29
Mostly cloudy
70°
50°
30
Relentless sunshine
70°
51°
1
Partly sunny
71°
52°
2
Cloudy with thunderstorms
73°
56°
3
Mostly sunny and less humid
72°
52°
4
Some sun, a t-storm possible
72°
54°
5
Turning cloudy
73°
54°
6
Mainly cloudy and humid
74°
59°
7
Rather cloudy and humid
80°
61°
8
Mostly cloudy and humid
81°
60°
9
Cloudy and less humid
81°
60°
10
Mostly cloudy, afternoon rain
76°
59°
11
A shower and thunderstorm
80°
60°
12
Clouds and sun; less humid
81°
56°
13
Plenty of sunshine
74°
54°
14
Abundant sunshine
75°
59°
15
An afternoon thundershower
78°
60°
16
A little morning rain
79°
53°
17
Turning cloudy and less humid
74°
53°
18
Some sun, then clouds
72°
54°
19
Rain
73°
59°
20
Mostly cloudy
74°
58°
21
More sun than clouds
74°
56°
22
Partly sunny
75°
57°
23
Clouds and sun
75°
55°
24
Mostly sunny
76°
59°
25
Mostly sunny and humid
78°
60°
26
Becoming cloudy and humid
80°
60°
27
Humid with a t-storm or two
81°
53°
28
Morning showers and t-storms
75°
55°
29
Partly sunny
76°
59°
30
Humid with a t-storm or two
75°
57°
31
A shower and thunderstorm
75°
52°
1
Couple of thunderstorms
76°
53°

Temperature Graph

°F
90° 82° 74° 66° 58° Jul
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

July Weather in Washington

Washington's July 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 50° and 61°. The average high for July is 75° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Washington. See also: August | September | October.

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Weather Near Washington:

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