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Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right
4th of July forecast: Where will storms disrupt outdoor plans? Chevron right

Union, MO

93°F
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Union, MO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, July 15

Day

7/15
87°Hi
RealFeel® 94°
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
RealFeel Shade™ 84°
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
Plenty of sunshine

Max UV Index11.0 (Extreme)

WindNNE 4 mph

Wind Gusts13 mph

Probability of Precipitation5%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Morning

Afternoon

Night

7/15
64°Lo
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mainly clear

WindENE 7 mph

Wind Gusts14 mph

Probability of Precipitation10%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover13%

Evening

Overnight

Sun & Moon

14 hrs 36 mins
Rise 5:52 AM
Set 8:28 PM
Waxing Crescent
Rise 7:09 AM
Set 9:43 PM

Temperature History

7/15
High
Low
Forecast
87°
64°
Average
89°
69°
Last Year
88°
72°

Further Ahead

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10-Day

Monthly

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Weather Near Union:

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