Watertown, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Watertown, SD in one place.
Sunny, with a high near 88. South wind 9 to 15 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Watertown, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 24, 2026 3:04 AM CDT.
The active forecast window currently covers May 26 to May 30, 2026 for Watertown, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 26 to May 30, 2026
- Latest sync
- May 24, 2026 3:04 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Watertown
Tuesday looks like the warmest upcoming period in Watertown at 88 degrees F.
Friday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Thursday at about 9 to 16 mph E.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 3:04 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KABR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 57. Southeast wind 6 to 13 mph, with gusts as high as 21 mph.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 84. Southeast wind 6 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 57. East southeast wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 26
|
Sunny
|
88°F |
9 to 15 mph
S
|
|
Tuesday Night
May 26
|
Partly Cloudy
|
57°F |
6 to 13 mph
SE
|
|
Wednesday
May 27
|
Mostly Sunny then Slight Chance Rain Showers
|
84°F |
6 to 15 mph
SE
|
|
Wednesday Night
May 27
|
Slight Chance Rain Showers then Partly Cloudy
|
57°F |
8 to 14 mph
ESE
|
|
Thursday
May 28
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
80°F |
9 to 16 mph
E
|
|
Thursday Night
May 28
|
Slight Chance Showers And Thunderstorms
|
54°F |
7 to 14 mph
ESE
|
|
Friday
May 29
|
Slight Chance Showers And Thunderstorms
|
78°F |
8 to 15 mph
ESE
|
|
Friday Night
May 29
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
52°F |
8 to 14 mph
ESE
|
|
Saturday
May 30
|
Slight Chance Showers And Thunderstorms
|
76°F |
8 to 16 mph
SE
|
Nearby Forecasts
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