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Mount Vernon, SD

83°F
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Mount Vernon

South Dakota

83°
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Mount Vernon, SD Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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4 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.
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rain drop 40%
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Intermittent clouds

RealFeel Shade™81°

Heat Index85°

WindESE 14 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts21 mph

Humidity52%

Indoor Humidity52% (Humid)

Dew Point65° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover64%

Visibility10 mi

Cloud Ceiling13700 ft

5 PM

84°
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 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™81°

Heat Index88°

WindESE 15 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts20 mph

Humidity60%

Indoor Humidity60% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.10 in

Visibility5 mi

Cloud Ceiling15700 ft

6 PM

83°
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 47%
Chevron down
Intermittent clouds

RealFeel Shade™82°

Heat Index86°

WindESE 15 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts18 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

7 PM

81°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

RealFeel Shade™79°

Heat Index83°

WindSE 15 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts18 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover60%

Visibility10 mi

Cloud Ceiling21800 ft

8 PM

79°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 54%
Chevron down
Partly sunny w/ t-storms

RealFeel Shade™74°

WindESE 13 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts14 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover38%

Rain0.05 in

Visibility5 mi

Cloud Ceiling30000 ft

9 PM

76°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Mostly sunny

RealFeel Shade™73°

WindESE 14 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts15 mph

Humidity67%

Indoor Humidity67% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 46%
Chevron down
Mostly clear

WindESE 14 mph

Air QualityFair

Wind Gusts15 mph

Humidity73%

Indoor Humidity73% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

71°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 46%
Chevron down
Mostly clear

WindSE 12 mph

Air QualityFair

Wind Gusts13 mph

Humidity75%

Indoor Humidity75% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Mount Vernon

AccuWeather's hourly forecast for Mount Vernon provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 84° with a RealFeel® of 84°, intermittent clouds with a 40% 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 Mount Vernon:

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  • Pierre, SD
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