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St. Anne, IL

69°F
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St. Anne

Illinois

69°
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St. Anne, 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

May

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
Pleasant with some sun
76°
57°
27
Windy with rain and a t-storm
69°
47°
28
Cloudy, a little rain; cooler
63°
43°
29
Cloudy with a few showers
64°
47°
30
Partly sunny
59°
42°
1
Partly sunny with a shower
54°
39°
2
Clouds and sun
59°
40°
3
Rain tapering off
63°
42°
4
Sunshine and a few clouds
62°
45°
5
Clouds and sun
68°
46°
6
A thick cloud cover
63°
46°
7
Decreasing clouds
62°
42°
8
Partly sunny
62°
42°
9
Increasing cloudiness
63°
43°
10
Some sun, then clouds
63°
44°
11
Cloudy with afternoon rain
67°
53°
12
An afternoon thunderstorm
72°
53°
13
Partly sunny and less humid
71°
50°
14
Cooler with clouds and sun
64°
49°
15
Cloudy with a bit of rain
64°
45°
16
Mostly sunny
65°
45°
17
Rain
64°
48°
18
Cloudy
65°
47°
19
Remaining cloudy
65°
46°
20
Plenty of sunshine
66°
46°
21
Plenty of sunshine
67°
47°
22
Mostly sunny
70°
56°
23
A blend of sun and clouds
73°
53°
24
A little morning rain
73°
48°
25
Clouds and sun
67°
48°
26
Considerable cloudiness
68°
49°
27
Considerable cloudiness
69°
50°
28
Mostly cloudy
70°
50°
29
Cloudy with occasional rain
70°
56°
30
A little rain in the morning
71°
54°
31
Mostly cloudy
71°
56°
1
Plenty of sunshine
72°
56°
2
Plenty of sunshine
75°
57°
3
Increasing clouds
78°
60°
4
A morning shower
80°
60°
5
Warm with plenty of sun
84°
61°
6
Clouds and sun
80°
62°

Temperature Graph

°F
80° 70° 60° 50° 40° May
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

May Weather in St. Anne

St. Anne's May 2026 forecast shows daily high temperatures ranging from 54° to 84°, with overnight lows between 39° and 62°. The average high for May is 68° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in St. Anne. See also: June | July | August.

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Weather Near St. Anne:

  • Chicago, IL
  • Joliet, IL
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