Bighorn Canyon, MT

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Bighorn Canyon National Recreation Area

Today’s Forecast:

🌤
°F
High: 45° | Low: 36°
Current Temperature
Station: HBOM8
Observed at: 11:29 am CST on 11/13/26
Wind: 14 mph | Humidity: %
Today:Partly sunny. High near 45, with temperatures falling to around 41 in the afternoon. South southwest wind 6 to 13 mph.
Tonight:Mostly cloudy, with a low around 36. South southwest wind 7 to 12 mph.
Saturday:Mostly cloudy. High near 44, with temperatures falling to around 40 in the afternoon. South southwest wind 1 to 7 mph.
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Today’s Report:

⛵ Boating

  23 /100

Not Recommended for boating. High near 44°F. Light wind (7 mph). Temperatures outside comfort limits (44°F).

  • Temp: Unfavorable weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 23/100
Not Recommended for boating. High near 36°F. Light wind (6 mph). Temperatures outside comfort limits (36°F).

🛶 Paddling

  23 /100

Not Recommended for paddling. High near 44°F. Light wind (7 mph). Temperatures outside comfort limits (44°F).

  • Temp: Unfavorable weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 23/100
Not Recommended for paddling. High near 36°F. Light wind (6 mph). Temperatures outside comfort limits (36°F).

⛺ Camping

Good
  80 /100

Good for camping. High near 44°F. Light wind (7 mph).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 20/100
Not Recommended for camping. High near 36°F. Light wind (6 mph). Temperatures outside comfort limits (36°F).

About Bighorn Canyon

Bighorn Canyon is a Montana destination for canyon boating, paddling, camping, and remote shoreline access on Bighorn Lake.

Make the Most of a Bighorn Canyon Day

Use the forecast to match the day’s route, launch, road access, and turnaround time to wind, precipitation, temperature, smoke, water conditions, and elevation. Keep a shorter or lower-elevation backup ready.

Weather Tips for Bighorn Canyon

  • Check current access, alerts, fire restrictions, and local forecasts before setting out.
  • Cold water, waves, current, wind, and lightning should guide launch and crossing decisions more than sunshine alone.
  • Montana weather can shift quickly; carry layers, sun protection, water, and a reliable navigation plan.
  • Allow extra daylight for remote roads, seasonal traffic, wildlife, and changing trail or shoreline conditions.

Nearby Towns and Areas

This page can also be useful when planning outdoor time near:

  • Fort Smith
  • Yellowtail Dam
  • Horseshoe Bend
  • Barry’s Landing
  • Pryor Mountains

Plan Around the Conditions

Choose the safest and most enjoyable version of a Bighorn Canyon day by matching the activity to current wind, precipitation, smoke, temperature, road access, trail surfaces, water conditions, and daylight.

7-Day Forecast for Bighorn Canyon, MT

🌤
°F
High: 45° | Low: 36°
Current Temperature
Station: HBOM8
Observed at: 11:29 am CST on 11/13/26
Wind: 14 mph | Humidity: %
Fri ⛅
45° 36°
0%
Sat ☁
44° 32°
0%
Sun ☀
41° 33°
0%
Mon ⛅
42° 32°
1%
Tue ❄
37° 27°
36%
Wed ❄
32° 25°
51%
Thu ❄
31° 23°
40%

7-Day High Temperature Trend

45° Fri 44° Sat 41° Sun 42° Mon 37° Tue 32° Wed 31° Thu

7-Day Low Temperature Trend

36° Fri 32° Sat 33° Sun 32° Mon 27° Tue 25° Wed 23° Thu

📊 7-Day Outdoor Outlook

Good Fair Poor 20 Fri 20 Sat 20 Sun 20 Mon 19 Tue 19 Wed 19 Thu
Forecast data from the National Weather Service  |  Last Updated: November 13, 2026 9:30 pm CST

Bighorn Canyon Weather by Season

Winter

Winter around Bighorn Canyon can bring snow, ice, strong wind, short daylight, and abrupt cold. Check road, trail, campground, and facility access before leaving, and expect conditions to change sharply with elevation. Cold water and ice remain serious hazards even when the air feels mild.

Spring

Spring is variable, with freeze-thaw cycles, mud, lingering mountain snow, rising water, and occasional late storms. Lower routes often open well before high-country roads and trails. Cold water and ice remain serious hazards even when the air feels mild.

Summer

Summer generally offers the broadest access, but heat, afternoon thunderstorms, wildfire smoke, fire restrictions, gusty wind, and limited shade can alter plans. Start exposed outings early and carry more water than expected.

Fall

Fall brings cooler days, clearer periods, changing color, shorter daylight, and the possibility of early snow. Seasonal services can close before winter weather becomes continuous, so confirm local operations.

Key Climate Data Points

  • Annual average temperature: around 43–47°F, using the relevant local and elevation context.
  • Annual snowfall: commonly 25–45 inches, though wind redistribution and year-to-year swings are substantial.
  • Warmest months: July and August are normally warmest.
  • Coolest months: December and January are typically coolest.
  • Wettest season: late spring and early summer often bring the most precipitation, with local mountain variation.
  • Driest season: midsummer is often driest, although thunderstorms remain possible.
  • Best outdoor window: June through September for the broadest access, with shoulder seasons useful at lower elevations.