BRERETON, IL 61520 Weather Forecast & Current Conditions

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PEORIA, IL
Current Weather

11:54 PM CDT JUN 8, 2026
Few Clouds
72°F
Feels Like: 72°F
Dewpoint: 70°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: S at 5 mph
Pressure: 29.93 inches
Last 72 hours

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BRERETON, IL 61520
Weather Forecast

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REST OF TONIGHT
Partly cloudy. Near steady temperature in the lower 70s. Southwest winds around 5 mph.
TUESDAY
Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Warmer with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 102 in the afternoon.
TUESDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Humid with lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 20 percent.
WEDNESDAY
Sunny with highs in the lower 90s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 102.
WEDNESDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Humid with lows in the lower 70s. Southwest winds 15 to 20 mph, diminishing to 5 to 10 mph after midnight. Chance of rain 60 percent.
THURSDAY
Mostly sunny. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 80 percent. Heat index values up to 100 in the afternoon.
THURSDAY NIGHT
Showers likely with a chance of thunderstorms in the evening. Lows in the lower 60s. Chance of rain 70 percent.
FRIDAY
Sunny. Highs in the mid 80s.
FRIDAY NIGHT
Clear. Lows in the lower 60s.
SATURDAY
Sunny. Highs in the upper 80s.
SATURDAY NIGHT AND SUNDAY
Partly cloudy. A chance of showers. Lows in the lower 60s. Highs around 80. Chance of rain 30 percent.
SUNDAY NIGHT AND MONDAY
Partly cloudy. Lows in the upper 50s. Highs in the upper 70s.

Visible Weather Satellite
BRERETON, IL 61520
Infrared Weather Satellite
BRERETON, IL 61520
NEXRAD Weather Radar
BRERETON, IL 61520

PEORIA, IL 3 hourly weather forecast

weather forecast created  6:00 PM MDT  6/ 8/2026
Tuesday
9 JUN 2026
BRERETON, IL 61520 weather forecast Day 1, 0 hours 1 AM 74° 74° Partly Cloudy 12%
RAIN
.01–.1 in
0% Thunder
( 14% severe)
SSW   6 84% 69°
Low 72° BRERETON, IL 61520 weather forecast Day 1, 3 hours 4 AM 73° 73° Mostly Cloudy SW   6 90% 70°
High 91° BRERETON, IL 61520 weather forecast Day 1, 6 hours 7 AM 73° 73° Mostly Cloudy 6%

0% Thunder
( 17% severe)
SW   6 90% 70°

Mostly Cloudy



BRERETON, IL 61520 weather forecast Day 1, 9 hours 10 AM 80° 84° Mostly Cloudy SW   7 79% 73°
BRERETON, IL 61520 weather forecast Day 1, 12 hours 1 PM 86° 93° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 38% severe)
SW   8 65% 73°
BRERETON, IL 61520 weather forecast Day 1, 15 hours 4 PM 90° 99° Partly Cloudy SW   8 58% 73°
BRERETON, IL 61520 weather forecast Day 1, 18 hours 7 PM 89° 99° Partly Cloudy 20%
RAIN
.1–.25 in
0% Thunder
( 34% severe)
SSW   7 64% 75°
BRERETON, IL 61520 weather forecast Day 1, 21 hours 10 PM 81° 86° Mostly Cloudy S   7 77% 73°
Wednesday
10 JUN 2026
BRERETON, IL 61520 weather forecast Day 2, 0 hours 1 AM 79° 82° Partly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 19% severe)
SSW   8 79% 72°
Low 72° BRERETON, IL 61520 weather forecast Day 2, 3 hours 4 AM 77° 78° Partly Cloudy SSW   8 87% 73°
High 92° BRERETON, IL 61520 weather forecast Day 2, 6 hours 7 AM 76° 77° Partly Cloudy 0%

0% Thunder
( 16% severe)
SSW   10 85% 71°

Partly Cloudy



BRERETON, IL 61520 weather forecast Day 2, 9 hours 10 AM 84° 90° Partly Cloudy SW   14 67% 72°
BRERETON, IL 61520 weather forecast Day 2, 12 hours 1 PM 90° 99° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 47% severe)
SSW   16 58% 73°
BRERETON, IL 61520 weather forecast Day 2, 15 hours 4 PM 91° 99° Partly Cloudy SSW   18 54% 72°
BRERETON, IL 61520 weather forecast Day 2, 18 hours 7 PM 90° 96° Partly Cloudy 45%
RAIN
***
0% Thunder
( 36% severe)
SSW   16 54% 71°
BRERETON, IL 61520 weather forecast Day 2, 21 hours 10 PM 82° 86° Partly Cloudy SSW   13 67% 70°

PEORIA, IL extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
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Low 74° Low 72° Low 67° Low 61° Low 59°
High 89° High 88° High 81° High 83° High 80°
BRERETON, IL 61520 weather forecast Day 3 BRERETON, IL 61520 weather forecast Day 4 BRERETON, IL 61520 weather forecast Day 5 BRERETON, IL 61520 weather forecast Day 6 BRERETON, IL 61520 weather forecast Day 7
Mostly Cloudy
53% Rain
Mostly Cloudy
77% Rain
Mostly Cloudy
68% Rain
Partly Cloudy
22% Rain
Partly Cloudy
19% Rain
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