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Allerton, IL

78°F
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Allerton

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Allerton, 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

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
Warmer and very humid
89°
74°
29
Mostly sunny, hot and humid
90°
72°
30
Partly sunny, hot and humid
92°
71°
1
Partly sunny, hot and humid
91°
72°
2
Hot and humid with sunshine
93°
71°
3
A couple of afternoon showers
87°
68°
4
Humid with a shower possible
85°
69°
5
Some brightening; less humid
83°
65°
6
High clouds and humid
85°
64°
7
Mostly sunny with a shower
84°
67°
8
Cloudy and humid
85°
64°
9
Mostly sunny
80°
63°
10
Humid with partial sunshine
87°
69°
11
Mostly cloudy and humid
87°
68°
12
Humid with plenty of sunshine
83°
68°
13
Humid with sunshine
85°
67°
14
Sunshine and a few clouds
85°
66°
15
Humid with a t-storm in spots
86°
68°
16
Humid with plenty of sunshine
87°
68°
17
Sunny and humid
88°
69°
18
An afternoon t-storm; humid
87°
69°
19
A shower and thunderstorm
85°
68°
20
A shower and thunderstorm
86°
69°
21
Humid with clouds and sun
87°
68°
22
Rather cloudy and humid
88°
69°
23
Cloudy and humid
87°
70°
24
A shower and thunderstorm
87°
69°
25
A shower and thunderstorm
85°
68°
26
Partly sunny and humid
87°
69°
27
Humid with some sun
88°
69°
28
A brief t-storm in the p.m.
88°
68°
29
Partly sunny and humid
87°
68°
30
Humid with clouds and sun
88°
67°
31
Humid with clouds; p.m. rain
86°
68°
1
A shower and thunderstorm
84°
68°

Temperature Graph

°F
100° 92° 84° 76° 68° 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 Allerton

Allerton's July 2026 forecast shows daily high temperatures ranging from 80° to 93°, with overnight lows between 63° and 74°. The average high for July is 87° with an average low of 68°. 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 Allerton. See also: August | September | October.

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Weather Near Allerton:

  • Champaign, IL
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