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St. Peters, MO

90°F
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St. Peters

Missouri

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

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8 PM

86°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
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Intermittent clouds

Heat Index91°

WindSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

81°
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 7%
Chevron down
Intermittent clouds

Heat Index85°

WindSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity70%

Indoor Humidity70% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

77°
RealFeel® 82°
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

WindWSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity82%

Indoor Humidity82% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

73°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds

WindW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity92%

Indoor Humidity92% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for St. Peters

AccuWeather's hourly forecast for St. Peters provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 86° with a RealFeel® of 90°, intermittent clouds with a 7% 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 Missouri St. Peters

Weather Near St. Peters:

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