Allen, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Allen, SD in one place.
Sunny, with a high near 86. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Allen, 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: Jun 27, 2026 10:40 AM MDT.
The active forecast window currently covers Jun 28 to Jul 3, 2026 for Allen, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 28 to Jul 3, 2026
- Latest sync
- Jun 27, 2026 10:40 AM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Allen
Friday looks like the warmest upcoming period in Allen at 96 degrees F.
Monday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Monday at about 16 to 29 mph W.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 27, 2026 10:40 AM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- UNR
- Radar station
- KUDX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Northeast wind 12 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Sunny, with a high near 84. West wind 16 to 29 mph, with gusts as high as 41 mph.
A slight chance of showers and thunderstorms after midnight. Mostly clear, with a low around 55. Southwest wind 10 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Sunny, with a high near 85.
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Mostly sunny, with a high near 88.
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 60.
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 92.
Mostly clear, with a low around 62.
Mostly sunny, with a high near 96.
Partly cloudy, with a low around 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Jun 28
|
Sunny
|
86°F |
10 to 16 mph
SW
|
|
Sunday Night
Jun 28
|
Chance Showers And Thunderstorms
|
58°F |
12 to 15 mph
NE
|
|
Monday
Jun 29
|
Sunny
|
84°F |
16 to 29 mph
W
|
|
Monday Night
Jun 29
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
55°F |
10 to 26 mph
SW
|
|
Tuesday
Jun 30
|
Sunny
|
85°F |
13 mph
W
|
|
Tuesday Night
Jun 30
|
Chance Showers And Thunderstorms
|
57°F |
9 to 13 mph
S
|
|
Wednesday
Jul 1
|
Mostly Sunny
|
88°F |
13 mph
SW
|
|
Wednesday Night
Jul 1
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
60°F |
13 mph
S
|
|
Thursday
Jul 2
|
Sunny then Slight Chance Showers And Thunderstorms
|
92°F |
10 to 15 mph
SE
|
|
Thursday Night
Jul 2
|
Mostly Clear
|
62°F |
12 to 15 mph
SE
|
|
Friday
Jul 3
|
Mostly Sunny
|
96°F |
12 to 18 mph
S
|
|
Friday Night
Jul 3
|
Partly Cloudy
|
64°F |
14 to 17 mph
S
|
Nearby Forecasts
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