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Rockton, IL

62°F
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62°
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Rockton, IL 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
Afternoon thunderstorms
78°
64°
27
Overcast and less humid
75°
61°
28
Plenty of sunshine
75°
59°
29
A little afternoon rain
76°
63°
30
A thunderstorm in spots
80°
65°
31
Mostly sunny and humid
82°
63°
1
Turning cloudy and less humid
77°
60°
2
A thunderstorm in spots
79°
62°
3
Humid; a p.m. t-storm or two
83°
56°
4
Cloudy and less humid
75°
59°
5
Times of sun and clouds
76°
61°
6
A shower and t-storm; humid
75°
57°
7
A shower and thunderstorm
76°
56°
8
Mostly sunny
77°
54°
9
Mostly sunny
76°
55°
10
Plenty of sun
76°
62°
11
Humid; a shower in the p.m.
78°
60°
12
Showers in the afternoon
77°
58°
13
A couple of showers
80°
54°
14
Times of clouds and sun
75°
54°
15
Mostly sunny
76°
56°
16
Partly sunny
76°
55°
17
Rain
73°
55°
18
Clouds and sun
74°
54°
19
Partly sunny
75°
54°
20
Plenty of sun
77°
59°
21
Plenty of sun
78°
61°
22
Partly sunny and humid
79°
62°
23
Humid; a stray p.m. t-storm
81°
63°
24
Humid with clouds and sun
82°
62°
25
A thunderstorm in spots
83°
59°
26
Increasing amounts of sun
79°
54°
27
Clouds and sun
75°
58°
28
Partly sunny
78°
61°
29
A shower and t-storm; humid
79°
53°
30
A shower and thunderstorm
75°
51°
31
Mostly sunny and less humid
73°
50°
1
Plenty of sun
71°
54°
2
A little afternoon rain
71°
52°
3
Sunny spells
73°
52°
4
Periods of rain
72°
51°
5
Windy with rain
70°
51°

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 Rockton

Rockton's August 2026 forecast shows daily high temperatures ranging from 70° to 83°, with overnight lows between 50° and 65°. The average high for August is 77° with an average low of 57°. 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 Rockton. See also: September | October | November.

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World North America United States Illinois Rockton

Weather Near Rockton:

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