15-Day Weather Forecast - Wahpeton

15-day weather forecast for Wahpeton: temperatures from 9°C (48°F) to 32°C (90°F). Average daily high 23°C (73°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +32°C

15-Day Temperature Trend

32°17°TodaySep20°12°Tmrw21°11°Sun20°10°Mon22°9°Tue19°10°Wed12°11°Thu21°11°Fri23°9°Sat25°11°Sun26°13°Mon26°15°Tue23°13°Wed19°12°Thu30°9°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +32°/+17°
    feels +32°0 mm · 20%44 km/hUV 4 · Mod
    06:5919:45
  • Sat, Sep 12Tomorrow
    +20°/+12°
    feels +15°0 mm · 2%29 km/hUV 6 · Mod
    07:0019:43
  • Sun, Sep 13Sun
    +21°/+11°
    feels +17°0 mm · 5%14 km/hUV 6 · Mod
    07:0219:41
  • Mon, Sep 14Mon
    +20°/+10°
    feels +16°2.2 mm · 84%41 km/hUV 3 · Mod
    07:0319:39
  • Tue, Sep 15Tue
    +22°/+9°
    feels +18°0 mm · 6%31 km/hUV 6 · Mod
    07:0419:37
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  • Wed, Sep 16Wed
    +19°/+10°
    feels +13°6.9 mm · 16%27 km/hUV 3 · Low
    07:0519:35
  • Thu, Sep 17Thu
    +12°/+11°
    feels +10°8.4 mm · 15%21 km/hUV 1 · Low
    07:0719:33
  • Fri, Sep 18Fri
    +21°/+11°
    feels +18°0 mm · 8%19 km/hUV 5 · Mod
    07:0819:31
  • Sat, Sep 19Sat
    +23°/+9°
    feels +21°0 mm · 10%14 km/hUV 5 · Mod
    07:0919:29
  • Sun, Sep 20Sun
    +25°/+11°
    feels +22°0 mm · 10%21 km/hUV 5 · Mod
    07:1119:27
  • Mon, Sep 21Mon
    +26°/+13°
    feels +23°0 mm · 17%27 km/hUV 5 · Mod
    07:1219:25
  • Tue, Sep 22Tue
    +26°/+15°
    feels +25°3.9 mm · 16%29 km/hUV 5 · Mod
    07:1319:23
  • Wed, Sep 23Wed
    +23°/+13°
    feels +21°0 mm · 17%26 km/hUV 5 · Mod
    07:1419:21
  • Thu, Sep 24Thu
    +19°/+12°
    feels +17°0 mm · 19%19 km/hUV 4 · Mod
    07:1619:19
  • Fri, Sep 25Fri
    +30°/+9°
    feels +26°0 mm · 23%32 km/hUV 5 · Mod
    07:1719:17

Weather Insight

Wahpeton's 15-day outlook ranges from a low of 9°C to a high of 32°C, with an average daytime high near 22°C. That's 2° below the long-term average high of 24°C for this time of year. Air quality is currently good (AQI 31), with no notable outdoor health concerns.

Today vs Normal

32°C+8° above normal

The long-term average high for today is 24°C.

18 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-28: 25°C25°2026-08-29: 27°C27°2026-08-30: 25°C25°2026-08-31: 29°C29°2026-09-01: 28°C28°2026-09-02: 29°C29°2026-09-03: 32°C32°2026-09-04: 31°C31°2026-09-05: 30°C30°2026-09-06: 27°C27°2026-09-07: 27°C27°2026-09-08: 28°C28°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Extended Outlook for Wahpeton

Over the next 15 days, Wahpeton is forecast to see temperatures ranging from 8°C to 32°C, averaging a daily high of 22°C. The extended outlook indicates occasional showers on 4 days, with 21.4 mm total accumulation. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.