WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

3:53 PM CDT SEP 2, 2026
Clear
84°F
Feels Like: 85°F
Dewpoint: 63°F
Rel. Hum.: 49%
Visibility: 10 miles
Wind: E at 12 mph, gusts to 18
Pressure: 29.85 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening, then becoming partly cloudy. Lows in the mid 60s. East winds 5 to 10 mph.
THURSDAY
Partly sunny. Humid with highs in the upper 80s. Southeast winds 5 to 10 mph, becoming south in the afternoon.
THURSDAY NIGHT
Mostly clear. Humid with lows in the mid 60s. South winds 5 to 10 mph, becoming east after midnight.
FRIDAY
Mostly sunny. Humid with highs in the upper 80s. East winds 5 to 10 mph.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows around 70. Southeast winds around 10 mph with gusts up to 20 mph.
SATURDAY
Mostly sunny. A slight chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Chance of rain 20 percent.
SATURDAY NIGHT
Mostly clear with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent.
SUNDAY
Partly sunny. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. Showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent.
LABOR DAY
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with a chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent.
MONDAY NIGHT AND TUESDAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. Highs around 80. Chance of rain 50 percent.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of thunderstorms. Lows in the upper 50s.
WEDNESDAY
Partly sunny. Highs in the upper 70s.

Visible Weather Satellite
WATERTOWN, SD 57201
Infrared Weather Satellite
WATERTOWN, SD 57201
NEXRAD Weather Radar
WATERTOWN, SD 57201

WATERTOWN, SD 3 hourly weather forecast

weather forecast created  7:00 AM CDT  9/ 2/2026
Wednesday
2 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 76° 78° Partly Cloudy 0%

0% Thunder
( 10% severe)
E   10 69% 65°
High 81° WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 80° 83° Partly Cloudy ESE   10 67% 68°
Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 78° 80° Clear 2%

0% Thunder
( 13% severe)
E   9 69% 67°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 71° 71° Clear E   9 87% 67°
Thursday
3 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 69° 69° Partly Cloudy 4%

0% Thunder
( 20% severe)
E   9 93% 67°
Low 64° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 68° 68° Mostly Cloudy ESE   9 93% 66°
High 86° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 67° 67° Mostly Cloudy 8%

0% Thunder
( 16% severe)
E   8 97% 66°

Decreasing Clouds



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 75° 75° Mostly Cloudy ESE   10 79% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 83° 87° Partly Cloudy 2%

0% Thunder
( 14% severe)
S   12 63% 69°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 86° 91° Clear S   12 59% 70°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 83° 87° Clear 1%

0% Thunder
( 23% severe)
S   8 65% 70°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 75° 75° Partly Cloudy ESE   6 82% 69°
Friday
4 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 3, 0 hours 1 AM 72° 72° Partly Cloudy 1%

0% Thunder
( 9% severe)
ESE   5 87% 68°
Low 67° WATERTOWN, SD 57201 weather forecast Day 3, 3 hours 4 AM 70° 70° Partly Cloudy E   3 87% 66°
High 88° WATERTOWN, SD 57201 weather forecast Day 3, 6 hours 7 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 6% severe)
E   5 90% 65°

Clear



WATERTOWN, SD 57201 weather forecast Day 3, 9 hours 10 AM 78° 80° Clear E   7 74% 69°
WATERTOWN, SD 57201 weather forecast Day 3, 15 hours 1 PM 85° 90° Clear 0%

0% Thunder
( 8% severe)
ESE   10 61% 70°
WATERTOWN, SD 57201 weather forecast Day 3, 18 hours 4 PM 88° 93° Clear ESE   12 55% 70°
WATERTOWN, SD 57201 weather forecast Day 3, 21 hours 7 PM 83° 87° Clear     ESE   9 65% 70°

WATERTOWN, SD extended weather forecast

Saturday
5 SEP 2026
Sunday
6 SEP 2026
Monday
7 SEP 2026
Tuesday
8 SEP 2026
Wednesday
9 SEP 2026
Low 65° Low 63° Low 64° Low 62° Low 53°
High 93° High 88° High 83° High 84° High 77°
WATERTOWN, SD 57201 weather forecast Day 4 WATERTOWN, SD 57201 weather forecast Day 5 WATERTOWN, SD 57201 weather forecast Day 6 WATERTOWN, SD 57201 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
29% Rain
Partly Cloudy
28% Rain
Mostly Cloudy
51% Rain
Mostly Cloudy
37% Rain
Partly Cloudy
23% Rain
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