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Mexico, IL

68°F
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Mexico, 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
Flood Watch

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
Humid; an afternoon shower
82°
65°
29
Humid with a t-storm or two
80°
62°
30
Decreasing clouds and humid
82°
68°
1
A couple of afternoon showers
84°
63°
2
A shower and t-storm; humid
84°
61°
3
Sunny and less humid
79°
61°
4
Mostly sunny
80°
63°
5
Mostly sunny and humid
82°
69°
6
Sunshine and humid
86°
70°
7
Humid with a few showers
89°
71°
8
Couple of thunderstorms
89°
71°
9
A shower and t-storm; humid
88°
72°
10
A shower and t-storm; humid
89°
64°
11
Very humid with thunderstorms
87°
63°
12
Decreasing clouds; less humid
81°
64°
13
Mostly sunny and humid
84°
67°
14
Humid with some sun
83°
67°
15
Mostly sunny and humid
85°
72°
16
Hist. Avg.
85°
68°
17
Hist. Avg.
85°
68°
18
Hist. Avg.
85°
68°
19
Hist. Avg.
85°
68°
20
Hist. Avg.
85°
68°
21
Hist. Avg.
85°
68°
22
Hist. Avg.
85°
68°
23
Hist. Avg.
85°
68°
24
Hist. Avg.
85°
68°
25
Hist. Avg.
85°
68°
26
Hist. Avg.
85°
68°
27
Hist. Avg.
85°
68°
28
Hist. Avg.
85°
68°
29
Hist. Avg.
84°
68°
30
Hist. Avg.
84°
68°
31
Hist. Avg.
84°
68°
1
Hist. Avg.
84°
68°

Temperature Graph

°F
90° 84° 78° 72° 66° 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
*Temporarily Unavailable

July Weather in Mexico

Mexico's July 2026 forecast shows daily high temperatures ranging from 79° to 89°, with overnight lows between 61° and 72°. The average high for July is 84° with an average low of 66°. 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 Mexico. See also: August | September | October.

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