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St. John, MO

76°F
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St. John

Missouri

76°
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St. John, MO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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7 PM

81°
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 75%
Chevron down
Thunderstorms

RealFeel Shade™82°

Heat Index85°

WindSSE 10 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts18 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Rain0.05 in

Visibility10 mi

Cloud Ceiling7100 ft

8 PM

79°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 66%
Chevron down
Thunderstorms

RealFeel Shade™80°

Heat Index80°

WindSSE 10 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts17 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

9 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 49%
Chevron down
Cloudy

WindS 10 mph

Air QualityFair

Wind Gusts16 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling2000 ft

10 PM

76°
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 49%
Chevron down
Cloudy

WindS 9 mph

Air QualityFair

Wind Gusts14 mph

Humidity93%

Indoor Humidity93% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling4000 ft

11 PM

76°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

WindSSW 9 mph

Air QualityFair

Wind Gusts15 mph

Humidity93%

Indoor Humidity93% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling5900 ft

Hourly Weather Forecast for St. John

AccuWeather's hourly forecast for St. John provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 81° with a RealFeel® of 82°, thunderstorms with a 75% 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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Weather Near St. John:

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