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Hottest day yet as heat wave intensifies in the eastern US. Click for the forecast. Chevron right
4th of July forecast: Where will storms disrupt outdoor plans? Chevron right

Millsboro, DE

77°F
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Millsboro

Delaware

77°
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Millsboro, DE Weather
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7 AM

79°
RealFeel® 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.
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rain drop 0%
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Sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™86°

Heat Index80°

WindWSW 6 mph

Air QualityPoor

Max UV Index1.2 (Low)

Wind Gusts7 mph

Humidity87%

Indoor Humidity87% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

80°
RealFeel® 89°
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 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™86°

Heat Index85°

WindWNW 6 mph

Air QualityPoor

Max UV Index2.1 (Low)

Wind Gusts7 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

86°
RealFeel® 96°
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
rain drop 0%
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Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™91°

Heat Index92°

WindNW 6 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts7 mph

Humidity65%

Indoor Humidity65% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

90°
RealFeel® 101°
Very Hot
RealFeel Guide
Very 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.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™94°

Heat Index97°

WindNNW 6 mph

Air QualityPoor

Max UV Index4.8 (Moderate)

Wind Gusts7 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

93°
RealFeel® 105°
Very Hot
RealFeel Guide
Very 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.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™97°

Heat Index100°

WindNNW 6 mph

Air QualityPoor

Max UV Index7.5 (Very High)

Wind Gusts7 mph

Humidity50%

Indoor Humidity50% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

96°
RealFeel® 109°
Dangerous Heat
RealFeel Guide
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.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™99°

Heat Index103°

WindNNW 6 mph

Air QualityPoor

Max UV Index9.9 (Very High)

Wind Gusts8 mph

Humidity45%

Indoor Humidity45% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

99°
RealFeel® 112°
Dangerous Heat
RealFeel Guide
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.
LEARN MORE
rain drop 0%
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Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™101°

Heat Index106°

WindWNW 6 mph

Air QualityPoor

Max UV Index10.9 (Extreme)

Wind Gusts10 mph

Humidity40%

Indoor Humidity40% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

101°
RealFeel® 114°
Dangerous Heat
RealFeel Guide
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™104°

Heat Index108°

WindWSW 6 mph

Air QualityPoor

Max UV Index9.9 (Very High)

Wind Gusts13 mph

Humidity36%

Indoor Humidity36% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

103°
RealFeel® 112°
Dangerous Heat
RealFeel Guide
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™105°

Heat Index110°

WindSW 6 mph

Air QualityPoor

Max UV Index7.5 (Very High)

Wind Gusts14 mph

Humidity34%

Indoor Humidity34% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

101°
RealFeel® 108°
Dangerous Heat
RealFeel Guide
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™103°

Heat Index108°

WindSSW 7 mph

Air QualityPoor

Max UV Index4.8 (Moderate)

Wind Gusts15 mph

Humidity35%

Indoor Humidity35% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

100°
RealFeel® 105°
Very Hot
RealFeel Guide
Very 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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™101°

Heat Index106°

WindSSW 8 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts17 mph

Humidity36%

Indoor Humidity36% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

98°
RealFeel® 102°
Very Hot
RealFeel Guide
Very 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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™100°

Heat Index104°

WindSSW 7 mph

Air QualityPoor

Max UV Index2.1 (Low)

Wind Gusts15 mph

Humidity39%

Indoor Humidity39% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

95°
RealFeel® 100°
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
rain drop 0%
Chevron down
Mostly sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™99°

Heat Index103°

WindSW 7 mph

Air QualityPoor

Max UV Index1.2 (Low)

Wind Gusts12 mph

Humidity45%

Indoor Humidity45% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

92°
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
rain drop 3%
Chevron down
Sunny
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

RealFeel Shade™98°

Heat Index100°

WindWSW 7 mph

Air QualityPoor

Max UV Index0.3 (Low)

Wind Gusts8 mph

Humidity52%

Indoor Humidity52% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

89°
RealFeel® 95°
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
rain drop 3%
Chevron down
Clear
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

Heat Index97°

WindWSW 6 mph

Air QualityPoor

Wind Gusts8 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

86°
RealFeel® 91°
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
rain drop 3%
Chevron down
Clear
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

Heat Index92°

WindWSW 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity61%

Indoor Humidity61% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

85°
RealFeel® 91°
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
rain drop 3%
Chevron down
Clear
alerts

Extreme Heat Warning

12:00 PM Thursday - 8:00 PM Saturday

Heat Index92°

WindWSW 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Millsboro

AccuWeather's hourly forecast for Millsboro provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 79° with a RealFeel® of 88°, sunny with a 0% 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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