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Sweltering 90-100 F heat to expand, affect 170 million in central and eastern US. Details here Chevron right

Union Square, PA

77°F
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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Sunday, June 22

Day

6/22
91°Hi
RealFeel® 98°
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™ 93°
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
Hot and humid with periods of clouds and sunshine; caution advised if doing strenuous activities outside
alerts

Extreme Heat Warning

11:00 AM Sunday - 8:00 PM Wednesday

Max UV Index11 (Extreme)

AccuLumen Brightness Index™8 (Bright)

WindWSW 10 mph

Wind Gusts18 mph

Probability of Precipitation3%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover45%

Morning

Afternoon

Night

6/22
76°Lo
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear, very warm and humid
alerts

Extreme Heat Warning

11:00 AM Sunday - 8:00 PM Wednesday

WindW 6 mph

Wind Gusts12 mph

Probability of Precipitation4%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover3%

Evening

Overnight

Sun & Moon

15 hrs 03 mins
Rise 5:36 AM
Set 8:39 PM
Waning Crescent
Rise 2:43 AM
Set 6:01 PM

Temperature History

6/22
High
Low
Forecast
91°
76°
Average
82°
62°
Last Year
98°
72°
Record
96°
1987
48°
1977

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World North America United States Pennsylvania Union Square

Weather Near Union Square:

  • Harrisburg, PA
  • Lancaster, PA
  • York, PA
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