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Ashburn, VA

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Winter Center

Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities

Exclusive AccuWeather RealFeel Temperature Guide

The patented AccuWeather RealFeel Temperature has been the gold standard to advise people of how weather conditions “feel.” Now, the new AccuWeather RealFeel Temperature Guide empowers people to take full advantage of the exclusive index, detailing its meaning and impact and suggesting clothing to maximize safety and comfort.

Extraordinarily Dangerous Heat
133° to 140°

Extraordinary caution advised. Very high danger of dehydration, heat stroke, heat exhaustion and heat cramps.

Stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.

Outdoor activity is dangerous and potentially life-threatening.

Loose fitting, light colored cotton clothing is recommended.

Extremely Dangerous Heat
125° to 132°

Extreme caution advised. High danger of dehydration, heat stroke, heat exhaustion and heat cramps.

Stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.

Most outdoor activity is dangerous and potentially life-threatening.

Loose fitting, light colored cotton clothing is recommended.

Very Dangerous Heat
116° to 124°

Significant caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps.

Stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.

Most outdoor activity is dangerous, especially for older adults, infants, and those with sensitive medical conditions.

Loose fitting, light colored cotton clothing is recommended.

Dangerous Heat
108° to 115°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

Stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.

Minimize outdoor activity, especially for older adults, infants, and those with sensitive medical conditions.

Loose fitting, light colored cotton clothing is recommended.

Quite Hot
101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

Older adults, infants, and those with sensitive medical conditions, should minimize outdoor activity and stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.

Loose fitting, light colored cotton clothing is recommended.

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.

Older adults, infants, and those with sensitive medical conditions, should minimize outdoor activity and stay indoors in air conditioning or a well-ventilated area away from direct sun exposure.

Loose fitting, light colored cotton clothing is recommended.

Very Warm
82° to 89°

Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.

Loose fitting, light colored cotton clothing is recommended.

Pleasant
63° to 81°

Most consider this temperature range ideal.

Cool
53° to 62°

Light jacket or sweater may be appropriate.

Chilly
40° to 52°

Jacket or sweater is recommended.

Cold
25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

Very Cold
10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

Quite Cold
-10° to 9°

Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.

Limited outdoor activity recommended. Wear winter clothing that covers as much of the body as possible.

Bitterly Cold
-24° to -11°

Caution advised. Frostbite to exposed skin within 8 minutes. Hypothermia likely without protective clothing.

Outdoor activity can be dangerous and should be limited. Wear thick winter clothing that covers as much of the body as possible.

Dangerous Cold
-43° to -25°

Significant caution advised. Frostbite to exposed skin within 2 minutes. Hypothermia likely without protective clothing.

Outdoor activity can be dangerous and should be limited. Wear thick winter clothing that covers nearly all exposed skin.

Very Dangerous Cold
-69° to -44°

Great caution advised. Frostbite to exposed skin within 1 minute. Hypothermia likely without protective clothing.

Outdoor activity is very dangerous and potentially life threatening. Stay in a heated area or, if outdoor activity is necessary, it should be limited to a few minutes and only if all skin surfaces are covered.

Extremely Dangerous Cold
-90° to -70°

Extreme caution advised. Frostbite to exposed skin within 30 seconds. Hypothermia likely without protective clothing.

Outdoor activity is extremely dangerous and life threatening. Stay in a heated area or, if outdoor activity is necessary, it should be limited to a few minutes and only if all skin surfaces are covered.

Extraordinarily Dangerous Cold
-120° to -91°

Extraordinary caution advised. Frostbite to exposed skin within 20 seconds. Hypothermia likely without protective clothing.

Outdoor activity is extraordinarily dangerous and life threatening. Stay in a heated area.

World North America United States Virginia Ashburn

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