NWS, American, European side by side around Cicero and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Cicero, IL is at its warmest in Jul (average highs near 82°F) and coldest in Jan (lows around 22°F), with roughly 47 in of precipitation across the year. Below, compare what NWS, American, European forecast for Cicero right now, and see exactly where they disagree.
Cicero climate by month
average daytime high and overnight low across a typical year
Jan
34°
22°
Feb
45°
26°
Mar
48°
32°
Apr
61°
40°
May
72°
50°
Jun
81°
61°
Jul
82°
64°
Aug
81°
64°
Sep
77°
59°
Oct
65°
48°
Nov
50°
37°
Dec
40°
29°
Common questions
What's the weather in Cicero today?
On this page we show what NWS, American, European each forecast for Cicero today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Cicero today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Cicero and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Cicero?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Cicero forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Cicero?
Jul is typically the warmest month in Cicero, with average highs around 82°F.
How cold does Cicero get?
The coldest month in Cicero is Jan, when overnight lows average about 22°F.
How much rain does Cicero get?
Cicero sees roughly 47 in of precipitation a year, with Jul usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.