Coeur d’Alene Lake, ID

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Coeur d’Alene Lake landscape
Coeur d’Alene Lake landscape. Image by Bureau of Land Management via Wikimedia Commons, Public domain.

Today’s Forecast:

🌤
45°F
High: 63° | Low: 40°
Current Temperature
Station: ITD20
Observed at: 1:15 am CDT on 9/27/26
Wind: 1 mph | Humidity: 63%
⚠️
Frost Advisory
Frost Advisory issued September 26 at 12:38PM PDT until September 27 at 9:00AM PDT by NWS Spokane WA (Expires: September 27, 2026 11:00 am)
Show Alert Details & Instructions
Description: * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Spokane, Rockford, Coeur d'Alene, Othello, Potlatch, Ephrata, Oakesdale, Moses Lake, Genesee, Worley, Post Falls, Rosalia, Pullman, Tekoa, Moscow, Harrington, Grand Coulee, Creston, La Crosse, Uniontown, Cheney, Ritzville, Odessa, Wilbur, Fairfield, Spokane Valley, Airway Heights, Coulee City, Quincy, Plummer, Davenport, Colfax, and Hayden. * WHEN...From midnight tonight to 9 AM PDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Instructions: Take steps now to protect tender plants from the cold.
Tonight:Partly cloudy, with a low around 40. Northeast wind around 3 mph.
Sunday:Mostly cloudy. High near 63, with temperatures falling to around 61 in the afternoon. North wind around 5 mph.
Sunday Night:Mostly clear, with a low around 43. North wind around 1 mph.
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Today’s Report:

⛵ Boating

Excellent
  85 /100

Excellent for boating. High near 63°F. Low rain risk (1%).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 89/100
Ideal conditions for boating. Comfortable temperature (high near 65°F), light wind, and clear forecast.

🛶 Paddling

Excellent
  85 /100

Excellent for paddling. High near 63°F. Low rain risk (1%).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 89/100
Ideal conditions for paddling. Comfortable temperature (high near 65°F), light wind, and clear forecast.

⛺ Camping

Excellent
  100 /100

Excellent for camping. High near 63°F. Low rain risk (1%).

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 100/100
Ideal conditions for camping. Comfortable temperature (high near 65°F), light wind, and clear forecast.

About Coeur d’Alene Lake

Coeur d’Alene Lake is an Idaho destination for large-lake boating, paddling, shoreline camping, and wind-sensitive crossings.

Make the Most of a Coeur d’Alene Lake Day

Match the route, launch, facility, or turnaround time to wind, precipitation, temperature, smoke, water, snow, road access, and daylight. Keep a shorter or more sheltered backup ready.

Weather Tips for Coeur d’Alene Lake

  • Check official access notices, alerts, road or trail conditions, fire restrictions, and local forecasts before leaving.
  • Check river flow, reservoir wind, cold-water conditions, waves, lightning, and verified local ice reports before water plans; no forecast alone proves that ice is safe.
  • Carry layers, water, navigation, sun protection, and seasonal traction or flotation appropriate to the activity.
  • Allow extra time for remote roads, mountain passes, wildfire smoke, spring runoff, and limited winter daylight.

Nearby Towns and Areas

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

  • Harrison
  • Higgens Point
  • Wolf Lodge Bay
  • Beauty Bay
  • Mica Bay

Plan Around the Conditions

Choose the safest version of a Coeur d’Alene Lake day by matching the activity to current wind, precipitation, temperature, smoke, water or snow conditions, access, and daylight.

7-Day Forecast for Coeur d’Alene Lake, ID

🌤
45°F
High: 63° | Low: 40°
Current Temperature
Station: ITD20
Observed at: 1:15 am CDT on 9/27/26
Wind: 1 mph | Humidity: 63%
Sun ☁
63° 43°
1%
Mon ⛅
65° 47°
0%
Tue 🌧
64° 51°
15%
Wed ⛅
66° 48°
5%
Thu ⛅
68° 50°
2%
Fri ⛅
65° 48°
6%
Sat ⛅
67° --°
2%

7-Day High Temperature Trend

63° Sun 65° Mon 64° Tue 66° Wed 68° Thu 65° Fri 67° Sat

7-Day Low Temperature Trend

43° Sun 47° Mon 51° Tue 48° Wed 50° Thu 48° Fri 50° Sat

📊 7-Day Outdoor Outlook

Good Fair Poor 100 Sun 100 Mon 100 Tue 100 Wed 100 Thu 100 Fri 100 Sat
Forecast data from the National Weather Service  |  Last Updated: September 27, 2026 1:53 am CDT

Coeur d’Alene Lake Weather by Season

Winter

Winter at Coeur d’Alene Lake can bring snow, ice, wind, short daylight, and rapidly changing road or trail access.

Spring

Spring brings freeze-thaw mud, snowmelt, high rivers, cold water, and lingering mountain snow. Lower routes usually open well before high passes and backcountry trailheads.

Summer

Summer usually offers the broadest access, but dry heat, thunderstorms, lightning, wildfire smoke, fire restrictions, reservoir wind, and cold mountain water can alter plans.

Fall

Fall brings cooler air, shorter daylight, hunting-season awareness, and early snow at elevation. Confirm seasonal services and allow extra travel time on remote roads.

Key Climate Data Points

  • Annual average temperature: around 45–49°F, using the relevant local and elevation context.
  • Annual snowfall: commonly 45–90 inches, with greater totals in nearby mountains.
  • Warmest months: July and August are normally warmest.
  • Coolest months: December and January are typically coolest.
  • Wettest season: winter and spring usually provide the greatest mountain precipitation, with local variation.
  • Driest season: midsummer is generally driest, despite isolated thunderstorms.
  • Best outdoor window: June through October for warm-season access, with midwinter best at established winter destinations.