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Heathrow, Hillingdon

90°F
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Hillingdon

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Heathrow, Hillingdon Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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11 AM

90°
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.
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rain drop 0%
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Mostly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™88°

Heat Index91°

WindSW 10 mph

Air QualityPoor

Max UV Index5.9 (High)

Wind Gusts15 mph

Humidity42%

Indoor Humidity42% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling33500 ft

12 PM

93°
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 0%
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Partly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™89°

Heat Index93°

WindWSW 13 mph

Air QualityPoor

Max UV Index7.4 (High)

Wind Gusts23 mph

Humidity36%

Indoor Humidity36% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

95°
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
rain drop 0%
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Intermittent clouds
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™91°

Heat Index94°

WindWSW 14 mph

Air QualityPoor

Max UV Index7.5 (Very High)

Wind Gusts23 mph

Humidity30%

Indoor Humidity30% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover64%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

97°
RealFeel® 99°
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
Partly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™93°

Heat Index96°

WindWSW 15 mph

Air QualityPoor

Max UV Index7.4 (High)

Wind Gusts24 mph

Humidity27%

Indoor Humidity27% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover49%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

96°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™93°

Heat Index95°

WindWSW 15 mph

Air QualityPoor

Max UV Index5.9 (High)

Wind Gusts24 mph

Humidity26%

Indoor Humidity26% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

95°
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 0%
Chevron down
Mostly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™91°

Heat Index93°

WindWSW 15 mph

Air QualityPoor

Max UV Index4.5 (Moderate)

Wind Gusts25 mph

Humidity25%

Indoor Humidity25% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover18%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

94°
RealFeel® 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
rain drop 0%
Chevron down
Mostly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™90°

Heat Index92°

WindWSW 15 mph

Air QualityPoor

Max UV Index3.3 (Moderate)

Wind Gusts24 mph

Humidity25%

Indoor Humidity25% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover21%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

92°
RealFeel® 90°
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

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™88°

Heat Index90°

WindWSW 15 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts23 mph

Humidity26%

Indoor Humidity26% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover23%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

90°
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™86°

Heat Index88°

WindWSW 14 mph

Air QualityPoor

Max UV Index1.5 (Low)

Wind Gusts22 mph

Humidity29%

Indoor Humidity29% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

87°
RealFeel® 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
rain drop 0%
Chevron down
Mostly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™84°

Heat Index85°

WindW 13 mph

Air QualityPoor

Max UV Index0.8 (Low)

Wind Gusts21 mph

Humidity33%

Indoor Humidity33% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

83°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

RealFeel Shade™80°

Heat Index82°

WindW 10 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts18 mph

Humidity39%

Indoor Humidity39% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

Heat Index81°

WindW 9 mph

Air QualityPoor

Wind Gusts17 mph

Humidity46%

Indoor Humidity46% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

77°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Amber Warning for Extreme Heat

12:00 AM Friday - 12:00 AM Saturday

WindW 8 mph

Air QualityPoor

Wind Gusts15 mph

Humidity52%

Indoor Humidity52% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Heathrow

AccuWeather's hourly forecast for Heathrow provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 90° with a RealFeel® of 94°, mostly 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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