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Cornwall, PA

68°F
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Cornwall

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68°
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Cornwall, PA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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3 AM

70°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

WindWSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity99%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling23100 ft

4 AM

70°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

WindWSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity98%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling16200 ft

5 AM

71°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindWSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity96%

Indoor Humidity95% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling9300 ft

6 AM

72°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™76°

WindWSW 6 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts6 mph

Humidity95%

Indoor Humidity95% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling7400 ft

7 AM

73°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 15%
Chevron down
Cloudy

RealFeel Shade™79°

WindWSW 6 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts6 mph

Humidity93%

Indoor Humidity93% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling5400 ft

8 AM

76°
RealFeel® 83°
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 5%
Chevron down
Intermittent clouds

RealFeel Shade™83°

WindWSW 6 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts7 mph

Humidity87%

Indoor Humidity87% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling3500 ft

9 AM

80°
RealFeel® 87°
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 5%
Chevron down
Intermittent clouds

RealFeel Shade™85°

Heat Index84°

WindWSW 7 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts8 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling5400 ft

10 AM

83°
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 6%
Chevron down
Intermittent clouds

RealFeel Shade™88°

Heat Index89°

WindWSW 8 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts9 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7400 ft

11 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 7%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™91°

Heat Index93°

WindWSW 9 mph

Air QualityFair

Max UV Index4.3 (Moderate)

Wind Gusts12 mph

Humidity66%

Indoor Humidity66% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling9300 ft

12 PM

89°
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 7%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™93°

Heat Index96°

WindWSW 10 mph

Air QualityFair

Max UV Index5.8 (High)

Wind Gusts13 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling12600 ft

1 PM

91°
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 11%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™94°

Heat Index99°

WindWSW 10 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts15 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling15900 ft

2 PM

93°
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 19%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™96°

Heat Index100°

WindWSW 12 mph

Air QualityFair

Max UV Index6.8 (High)

Wind Gusts16 mph

Humidity49%

Indoor Humidity49% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19300 ft

3 PM

95°
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 19%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™97°

Heat Index102°

WindWSW 12 mph

Air QualityFair

Max UV Index5.6 (High)

Wind Gusts17 mph

Humidity46%

Indoor Humidity46% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling22800 ft

4 PM

93°
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 24%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™96°

Heat Index101°

WindW 12 mph

Air QualityFair

Max UV Index4.0 (Moderate)

Wind Gusts17 mph

Humidity49%

Indoor Humidity49% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling26400 ft

5 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 43%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™95°

Heat Index99°

WindW 12 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts16 mph

Humidity51%

Indoor Humidity51% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

89°
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.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™92°

Heat Index96°

WindW 10 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts14 mph

Humidity57%

Indoor Humidity57% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling24900 ft

7 PM

86°
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 51%
Chevron down
Mostly cloudy w/ t-storms
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™90°

Heat Index95°

WindW 8 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts12 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover70%

Rain0.16 in

Visibility4 mi

Cloud Ceiling2000 ft

8 PM

82°
RealFeel® 87°
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 43%
Chevron down
Partly sunny
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

RealFeel Shade™87°

Heat Index87°

WindW 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts9 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

81°
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 51%
Chevron down
Partly cloudy w/ t-storms
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

Heat Index86°

WindW 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Rain0.15 in

Visibility4 mi

Cloud Ceiling30000 ft

10 PM

79°
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 47%
Chevron down
Partly cloudy
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

Heat Index81°

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

78°
RealFeel® 83°
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 34%
Chevron down
Partly cloudy
alerts

Heat Advisory

11:00 AM Thursday - 8:00 PM Friday

WindWSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity80%

Indoor Humidity80% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Cornwall

AccuWeather's hourly forecast for Cornwall provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 70° with a RealFeel® of 73°, mostly cloudy with a 20% 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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Weather Near Cornwall:

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