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Charleston, Ontario

78°F
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Charleston

Ontario

78°
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Charleston, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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12 AM

62°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSE 1 mph

Air QualityFair

Wind Gusts5 mph

Humidity83%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

1 AM

61°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSE 1 mph

Air QualityFair

Wind Gusts5 mph

Humidity85%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

2 AM

60°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSE 2 mph

Air QualityFair

Wind Gusts5 mph

Humidity89%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

59°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindS 1 mph

Air QualityFair

Wind Gusts4 mph

Humidity91%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

58°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSW 2 mph

Air QualityFair

Wind Gusts5 mph

Humidity92%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

56°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSSW 1 mph

Air QualityFair

Wind Gusts5 mph

Humidity98%

Indoor Humidity65% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

59°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™61°

WindSSW 2 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts5 mph

Humidity92%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

62°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™63°

WindSSW 2 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts5 mph

Humidity87%

Indoor Humidity70% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

66°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™64°

WindSSW 2 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts5 mph

Humidity81%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

68°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™67°

WindSSW 2 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts7 mph

Humidity76%

Indoor Humidity76% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

71°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™70°

WindSSW 4 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts8 mph

Humidity71%

Indoor Humidity71% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

74°
RealFeel® 85°
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

RealFeel Shade™73°

WindSSW 4 mph

Air QualityFair

Max UV Index6.9 (High)

Wind Gusts8 mph

Humidity67%

Indoor Humidity67% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

76°
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

RealFeel Shade™76°

WindSSW 4 mph

Air QualityFair

Max UV Index8.9 (Very High)

Wind Gusts8 mph

Humidity63%

Indoor Humidity63% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

78°
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 0%
Chevron down
Mostly sunny

RealFeel Shade™77°

WindSSW 4 mph

Air QualityFair

Max UV Index9.7 (Very High)

Wind Gusts9 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

79°
RealFeel® 92°
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

RealFeel Shade™79°

Heat Index80°

WindSSW 4 mph

Air QualityFair

Max UV Index8.9 (Very High)

Wind Gusts9 mph

Humidity57%

Indoor Humidity57% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

80°
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 0%
Chevron down
Mostly sunny

RealFeel Shade™79°

Heat Index81°

WindSW 4 mph

Air QualityFair

Max UV Index6.9 (High)

Wind Gusts8 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

81°
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

RealFeel Shade™81°

Heat Index82°

WindSW 4 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts8 mph

Humidity52%

Indoor Humidity52% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

80°
RealFeel® 85°
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

RealFeel Shade™79°

Heat Index81°

WindSW 4 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts7 mph

Humidity54%

Indoor Humidity54% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

79°
RealFeel® 82°
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

RealFeel Shade™78°

WindSW 2 mph

Max UV Index2.2 (Low)

Wind Gusts7 mph

Humidity58%

Indoor Humidity58% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

77°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Mostly sunny

RealFeel Shade™77°

WindWSW 2 mph

Max UV Index1.3 (Low)

Wind Gusts6 mph

Humidity63%

Indoor Humidity63% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

75°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Mostly cloudy

RealFeel Shade™76°

WindSW 2 mph

Max UV Index0.3 (Low)

Wind Gusts5 mph

Humidity66%

Indoor Humidity66% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover82%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

73°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Mostly cloudy

WindSW 2 mph

Wind Gusts5 mph

Humidity70%

Indoor Humidity70% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

72°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 3%
Chevron down
Cloudy

WindS 2 mph

Wind Gusts6 mph

Humidity73%

Indoor Humidity73% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

70°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 2%
Chevron down
Cloudy

WindSE 2 mph

Wind Gusts6 mph

Humidity77%

Indoor Humidity77% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling30000 ft

Previous

Hourly Weather Forecast for Charleston

AccuWeather's hourly forecast for Charleston provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 62° with a RealFeel® of 63°, clear 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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