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Severe weather to focus on the central US this week. Click for the forecast. Chevron right

St. Peter, IL

71°F
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St. Peter

Illinois

71°
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St. Peter, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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4 AM

71°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 41%
Chevron down
Mostly cloudy w/ showers

WindSSW 15 mph

Air QualityFair

Wind Gusts18 mph

Humidity76%

Indoor Humidity76% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling18700 ft

5 AM

70°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 42%
Chevron down
Showers

WindSSW 14 mph

Air QualityFair

Wind Gusts17 mph

Humidity79%

Indoor Humidity79% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling12100 ft

6 AM

69°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 38%
Chevron down
Cloudy

WindSSW 13 mph

Air QualityFair

Wind Gusts17 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling9600 ft

7 AM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 27%
Chevron down
Cloudy

RealFeel Shade™66°

WindSSW 13 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts16 mph

Humidity84%

Indoor Humidity84% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling7100 ft

8 AM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Intermittent clouds

RealFeel Shade™65°

WindSSW 17 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts23 mph

Humidity87%

Indoor Humidity86% (Humid)

Dew Point64° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling13500 ft

9 AM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Intermittent clouds

RealFeel Shade™67°

WindSW 18 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts27 mph

Humidity81%

Indoor Humidity81% (Humid)

Dew Point65° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling10300 ft

10 AM

74°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Intermittent clouds

RealFeel Shade™70°

WindSW 20 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts31 mph

Humidity75%

Indoor Humidity75% (Humid)

Dew Point65° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

11 AM

76°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Intermittent clouds

RealFeel Shade™73°

WindSW 20 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts32 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point65° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

12 PM

78°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 9%
Chevron down
Intermittent clouds

RealFeel Shade™78°

WindSW 18 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts32 mph

Humidity77%

Indoor Humidity77% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

1 PM

81°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 6%
Chevron down
Intermittent clouds

RealFeel Shade™80°

WindSSW 18 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts33 mph

Humidity67%

Indoor Humidity67% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

2 PM

84°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™83°

WindSSW 15 mph

Air QualityFair

Max UV Index3.8 (Moderate)

Wind Gusts29 mph

Humidity58%

Indoor Humidity58% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling9600 ft

3 PM

86°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™84°

WindSSW 14 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts30 mph

Humidity49%

Indoor Humidity49% (Humid)

Dew Point65° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling12100 ft

4 PM

85°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™87°

WindSSW 14 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts31 mph

Humidity65%

Indoor Humidity65% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

5 PM

83°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™84°

WindSSW 15 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts32 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling19800 ft

6 PM

81°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™80°

WindSSW 16 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts32 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling24900 ft

7 PM

79°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 2%
Chevron down
Intermittent clouds

RealFeel Shade™76°

WindSSW 17 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts31 mph

Humidity58%

Indoor Humidity58% (Humid)

Dew Point63° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

78°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSSW 20 mph

Air QualityFair

Wind Gusts35 mph

Humidity58%

Indoor Humidity58% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

75°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSSW 18 mph

Air QualityFair

Wind Gusts32 mph

Humidity79%

Indoor Humidity79% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

10 PM

75°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSSW 18 mph

Air QualityFair

Wind Gusts28 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

77°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 19%
Chevron down
Cloudy

WindSSW 18 mph

Air QualityFair

Wind Gusts25 mph

Humidity61%

Indoor Humidity61% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling25900 ft

Hourly Weather Forecast for St. Peter

AccuWeather's hourly forecast for St. Peter provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 71° with a RealFeel® of 66°, mostly cloudy w/ showers with a 41% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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World North America United States Illinois St. Peter

Weather Near St. Peter:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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