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Smithtown, NY

67°F
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Smithtown

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67°
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Smithtown, NY Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

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

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9 AM

70°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Fog

RealFeel Shade™69°

WindNW 6 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts7 mph

Humidity88%

Indoor Humidity88% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility0.50 mi

Cloud Ceiling30000 ft

10 AM

72°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Fog

RealFeel Shade™71°

WindNW 6 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts7 mph

Humidity79%

Indoor Humidity79% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility0.50 mi

Cloud Ceiling30000 ft

11 AM

75°
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
Fog

RealFeel Shade™74°

WindWNW 6 mph

Air QualityFair

Max UV Index5.3 (Moderate)

Wind Gusts7 mph

Humidity70%

Indoor Humidity70% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility1.00 mi

Cloud Ceiling30000 ft

12 PM

79°
RealFeel® 86°
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
Fog

RealFeel Shade™76°

WindW 7 mph

Air QualityFair

Max UV Index7.1 (High)

Wind Gusts8 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility2 mi

Cloud Ceiling30000 ft

1 PM

82°
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
Fog

RealFeel Shade™80°

Heat Index83°

WindW 8 mph

Air QualityFair

Max UV Index7.9 (Very High)

Wind Gusts9 mph

Humidity54%

Indoor Humidity54% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility4 mi

Cloud Ceiling30000 ft

2 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 0%
Chevron down
Mostly sunny

RealFeel Shade™83°

Heat Index86°

WindWSW 8 mph

Air QualityFair

Max UV Index7.1 (High)

Wind Gusts9 mph

Humidity48%

Indoor Humidity48% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 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 0%
Chevron down
Mostly sunny

RealFeel Shade™85°

Heat Index87°

WindSW 8 mph

Air QualityFair

Max UV Index5.3 (Moderate)

Wind Gusts10 mph

Humidity47%

Indoor Humidity47% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

86°
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

RealFeel Shade™84°

Heat Index87°

WindSW 9 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts10 mph

Humidity49%

Indoor Humidity49% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

85°
RealFeel® 86°
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™83°

Heat Index86°

WindSW 9 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts13 mph

Humidity51%

Indoor Humidity51% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

84°
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

RealFeel Shade™82°

Heat Index85°

WindSSW 9 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts14 mph

Humidity54%

Indoor Humidity54% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

81°
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™82°

Heat Index84°

WindSSW 9 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts14 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point66° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

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

Heat Index80°

WindSSW 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity69%

Indoor Humidity69% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindSSW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity76%

Indoor Humidity76% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

74°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity84%

Indoor Humidity84% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

75°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity83%

Indoor Humidity83% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Smithtown

AccuWeather's hourly forecast for Smithtown 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°, fog 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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  • New York, NY
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