PRINCETON, IL 61356 Weather Forecast & Current Conditions

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PERU, IL
Current Weather

3:35 PM CDT OCT 27, 2025
Clear
61°F
Feels Like: 59°F
Dewpoint: 32°F
Rel. Hum.: 33%
Visibility: 10 miles
Wind: ENE at 16 mph, gusts to 20
Pressure: 30.10 inches
Last 72 hours

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PRINCETON, IL 61356
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Sunny. Near steady temperature around 60. East winds around 15 mph.
TONIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 40s. East winds around 10 mph with gusts up to 20 mph.
TUESDAY
Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 50s. East winds around 10 mph. Chance of rain 50 percent.
TUESDAY NIGHT
Showers likely, mainly in the evening. Lows in the mid 40s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
WEDNESDAY
Mostly sunny. Highs in the upper 50s. Northeast winds 15 to 20 mph with gusts up to 30 mph.
WEDNESDAY NIGHT
Mostly clear. Lows in the upper 30s.
THURSDAY THROUGH FRIDAY
Partly cloudy. Highs in the upper 50s. Lows in the mid 30s.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
Mostly cloudy. Lows in the mid 30s. Highs in the lower 50s.
SUNDAY
Partly sunny. A chance of rain showers in the afternoon. Highs in the mid 50s. Chance of rain 30 percent.

Visible Weather Satellite
PRINCETON, IL 61356
Infrared Weather Satellite
PRINCETON, IL 61356
NEXRAD Weather Radar
PRINCETON, IL 61356

PERU, IL 3 hourly weather forecast

weather forecast created  6:00 AM CST 10/27/2025
Monday
27 OCT 2025
PRINCETON, IL 61356 weather forecast Day 1, 12 hours 12 PM 60° 58° Clear 0%

0% Thunder
( 0% severe)
E   13 42% 37°
High 62° PRINCETON, IL 61356 weather forecast Day 1, 15 hours 3 PM 61° 59° Clear E   13 38% 35°
Partly Cloudy



PRINCETON, IL 61356 weather forecast Day 1, 18 hours 6 PM 53° 50° Partly Cloudy 0%

0% Thunder
( 0% severe)
ENE   10 54% 37°
PRINCETON, IL 61356 weather forecast Day 1, 21 hours 9 PM 47° 43° Partly Cloudy E   9 71% 38°
Tuesday
28 OCT 2025
PRINCETON, IL 61356 weather forecast Day 2, 0 hours 12 AM 45° 41° Partly Cloudy 3%

0% Thunder
( 0% severe)
E   8 73% 37°
Low 42° PRINCETON, IL 61356 weather forecast Day 2, 3 hours 3 AM 43° 38° Partly Cloudy E   8 82% 38°
High 58° PRINCETON, IL 61356 weather forecast Day 2, 6 hours 6 AM 43° 38° Mostly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 0% severe)
E   9 86% 39°

Mostly Cloudy

Chance of Rain

PRINCETON, IL 61356 weather forecast Day 2, 9 hours 9 AM 51° 48° Mostly Cloudy E   9 68% 41°
PRINCETON, IL 61356 weather forecast Day 2, 12 hours 12 PM 56° 53° Mostly Cloudy 28%
RAIN
<.01 in
0% Thunder
( 1% severe)
E   10 59% 42°
PRINCETON, IL 61356 weather forecast Day 2, 15 hours 3 PM 58° 56° Mostly Cloudy E   12 60% 44°
PRINCETON, IL 61356 weather forecast Day 2, 18 hours 6 PM 54° 51° Mostly Cloudy 46%
RAIN
***
0% Thunder
( 1% severe)
E   10 66% 43°
PRINCETON, IL 61356 weather forecast Day 2, 21 hours 9 PM 51° 47° Mostly Cloudy E   12 71% 42°
Wednesday
29 OCT 2025
PRINCETON, IL 61356 weather forecast Day 3, 0 hours 12 AM 49° 44° Mostly Cloudy 48%
RAIN
***
0% Thunder
( 1% severe)
E   12 71% 40°
Low 43° PRINCETON, IL 61356 weather forecast Day 3, 3 hours 3 AM 46° 40° Mostly Cloudy ENE   13 76% 39°
High 57° PRINCETON, IL 61356 weather forecast Day 3, 6 hours 6 AM 45° 39° Mostly Cloudy 30%
RAIN
***
0% Thunder
( 1% severe)
ENE   14 79% 39°

Partly Cloudy

Chance of Rain

PRINCETON, IL 61356 weather forecast Day 3, 9 hours 9 AM 51° 46° Partly Cloudy ENE   16 66% 40°
PRINCETON, IL 61356 weather forecast Day 3, 15 hours 12 PM 56° 52° Partly Cloudy 20%
RAIN
<.01 in
0% Thunder
( 0% severe)
ENE   16 51% 38°
PRINCETON, IL 61356 weather forecast Day 3, 18 hours 3 PM 56° 52° Partly Cloudy NE   15 51% 38°
PRINCETON, IL 61356 weather forecast Day 3, 21 hours 6 PM 50° 45° Partly Cloudy     NE   13 66% 39°

PERU, IL extended weather forecast

Thursday
30 OCT 2025
Friday
31 OCT 2025
Saturday
1 NOV 2025
Sunday
2 NOV 2025
Monday
3 NOV 2025
Low 41° Low 39° Low 37° Low 36° Low 36°
High 54° High 53° High 48° High 52° High 53°
PRINCETON, IL 61356 weather forecast Day 4 PRINCETON, IL 61356 weather forecast Day 5 PRINCETON, IL 61356 weather forecast Day 6 PRINCETON, IL 61356 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
4% Rain
Partly Cloudy
10% Rain
Partly Cloudy
22% Rain
Overcast
23% Rain
Mostly Cloudy
30% Rain
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