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Sweltering 90-100 F heat to expand, affect 170 million in central and eastern US. Details here Chevron right
Severe storms sweep Northeast, teen struck by lightning in Central Park. Read more Chevron right

Clayton, DE

85°F
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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Saturday, June 21

Day

6/21
90°Hi
RealFeel® 97°
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™ 88°
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
Partly sunny and very warm; start of an extended heat wave; stay cool and hydrated

Max UV Index10 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindS 7 mph

Wind Gusts12 mph

Probability of Precipitation25%

Probability of Thunderstorms2%

Precipitation0.00 in

Cloud Cover22%

Morning

Afternoon

Night

6/21
72°Lo
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy and humid

WindSSW 9 mph

Wind Gusts17 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover27%

Evening

Overnight

Sun & Moon

14 hrs 56 mins
Rise 5:36 AM
Set 8:32 PM
Waning Crescent
Rise 2:09 AM
Set 4:36 PM

Temperature History

6/21
High
Low
Forecast
90°
72°
Average
84°
66°
Last Year
93°
69°
Record
98°
2012
46°
1926

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World North America United States Delaware Clayton

Weather Near Clayton:

  • Allentown, PA
  • Philadelphia, PA
  • Trenton, NJ
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