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Groton, SD

54°F
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Groton

South Dakota

54°
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Groton, SD Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 AM

56°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

WindNE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity90%

Indoor Humidity59% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30200 ft

2 AM

55°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindNE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity90%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling26200 ft

3 AM

54°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindNE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity89%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling26200 ft

4 AM

54°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 56%
Chevron down
Rain

WindENE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity89%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.03 in

Visibility6 mi

Cloud Ceiling4000 ft

5 AM

53°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindENE 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity90%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling26200 ft

6 AM

52°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 66%
Chevron down
Rain

RealFeel Shade™48°

WindENE 6 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity92%

Indoor Humidity52% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.03 in

Visibility6 mi

Cloud Ceiling4000 ft

7 AM

55°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 66%
Chevron down
Rain

RealFeel Shade™51°

WindENE 6 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts6 mph

Humidity85%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.03 in

Visibility6 mi

Cloud Ceiling4000 ft

8 AM

58°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 12%
Chevron down
Partly sunny

RealFeel Shade™57°

WindE 6 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts7 mph

Humidity76%

Indoor Humidity54% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

62°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 12%
Chevron down
Partly sunny

RealFeel Shade™61°

WindSE 6 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts7 mph

Humidity69%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

66°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 12%
Chevron down
Partly sunny

RealFeel Shade™63°

WindSE 7 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts7 mph

Humidity63%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

68°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 8%
Chevron down
Partly sunny

RealFeel Shade™66°

WindSSE 6 mph

Air QualityFair

Max UV Index7.0 (High)

Wind Gusts7 mph

Humidity57%

Indoor Humidity57% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

71°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 8%
Chevron down
Partly sunny

RealFeel Shade™69°

WindS 7 mph

Air QualityFair

Max UV Index8.9 (Very High)

Wind Gusts7 mph

Humidity52%

Indoor Humidity52% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

74°
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 7%
Chevron down
Partly sunny

RealFeel Shade™71°

WindSSW 7 mph

Air QualityFair

Max UV Index9.8 (Very High)

Wind Gusts7 mph

Humidity47%

Indoor Humidity47% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

75°
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 6%
Chevron down
Partly sunny

RealFeel Shade™72°

WindSSW 7 mph

Air QualityFair

Max UV Index8.9 (Very High)

Wind Gusts8 mph

Humidity46%

Indoor Humidity46% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

76°
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 6%
Chevron down
Partly sunny

RealFeel Shade™73°

WindS 7 mph

Air QualityPoor

Max UV Index7.0 (High)

Wind Gusts8 mph

Humidity45%

Indoor Humidity45% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

75°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny

RealFeel Shade™72°

WindS 8 mph

Air QualityPoor

Max UV Index4.8 (Moderate)

Wind Gusts8 mph

Humidity47%

Indoor Humidity47% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

75°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Partly sunny

RealFeel Shade™72°

WindS 8 mph

Air QualityPoor

Max UV Index3.5 (Moderate)

Wind Gusts8 mph

Humidity47%

Indoor Humidity47% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

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

RealFeel Shade™72°

WindSSE 7 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts10 mph

Humidity48%

Indoor Humidity48% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

73°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™70°

WindSSE 7 mph

Air QualityPoor

Max UV Index1.4 (Low)

Wind Gusts10 mph

Humidity50%

Indoor Humidity50% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Cloudy

RealFeel Shade™69°

WindSSE 8 mph

Air QualityPoor

Max UV Index0.2 (Low)

Wind Gusts9 mph

Humidity55%

Indoor Humidity55% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling14400 ft

9 PM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™65°

WindSE 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity63%

Indoor Humidity63% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling14300 ft

10 PM

66°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity73%

Indoor Humidity68% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

11 PM

64°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 19%
Chevron down
Cloudy

WindSE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity78%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling11600 ft

Hourly Weather Forecast for Groton

AccuWeather's hourly forecast for Groton provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 56° with a RealFeel® of 54°, intermittent clouds with a 49% 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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  • Sioux Falls, SD
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