Baker Lake, WA

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A view of Mt. Shuksan over Baker Lake in Whatcom County, WA

Today’s Forecast:

🌤
43°F
High: 54° | Low: 43°
Current Temperature
Station: MRTW1
Observed at: 8:00 pm CDT on 9/26/26
Wind: 0 mph | Humidity: %
Tonight:Mostly cloudy, with a low around 44. East northeast wind 1 to 6 mph.
Sunday:Mostly sunny. High near 66, with temperatures falling to around 64 in the afternoon. South southeast wind 0 to 5 mph.
Sunday Night:Partly cloudy, with a low around 45. Northeast wind around 3 mph.
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Today’s Report:

⛵ Boating

Excellent
  90 /100

Ideal conditions for boating. Comfortable temperature (high near 66°F), light wind, and clear forecast.

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 85/100
Excellent for boating. High near 63°F. Low rain risk (11%). Light wind (6 mph).

🛶 Paddling

Excellent
  90 /100

Ideal conditions for paddling. Comfortable temperature (high near 66°F), light wind, and clear forecast.

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 85/100
Excellent for paddling. High near 63°F. Low rain risk (11%). Light wind (6 mph).

⛺ Camping

Excellent
  100 /100

Ideal conditions for camping. Comfortable temperature (high near 66°F), light wind, and clear forecast.

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 100/100
Excellent for camping. High near 63°F. Low rain risk (11%). Light wind (6 mph).

About Baker Lake

Baker Lake is a Washington destination for a forested reservoir with boat launches, beaches, shoreline camping, paddling, and mountain views.

Make the Most of a Baker Lake Day

Lake wind, cold water, smoke, and changing reservoir access shape boating days. Campers should check fire restrictions and forest-road conditions.

Weather Tips for Baker Lake

  • Compare valley and high-elevation forecasts because snow, wind, clouds, smoke, and temperature can change sharply with elevation.
  • Cold water, waves, current, wind, and lightning should guide water plans more than sunshine alone.
  • Check overnight lows, wet ground, fire rules, drainage, and the nearest substantial shelter before settling into camp.
  • Summer smoke, winter access, shoulder-season closures, and shorter fall daylight can matter even during an otherwise mild forecast.

Nearby Towns and Areas

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

  • Concrete
  • Baker River
  • Shannon Lake
  • Kulshan Campground
  • Swift Creek Campground
  • Mount Baker views
  • North Cascades Highway

Plan Around the Conditions

Use the forecast to choose the best version of a Baker Lake day. Match wind, precipitation, smoke, water conditions, trail surfaces, road access, temperature, and daylight to the activity that gives your group the safest and most comfortable plan.

7-Day Forecast for Baker Lake

🌤
43°F
High: 54° | Low: 43°
Current Temperature
Station: MRTW1
Observed at: 8:00 pm CDT on 9/26/26
Wind: 0 mph | Humidity: %
Sun ⛅
66° 45°
0%
Mon ⛅
63° 52°
11%
Tue 🌧
59° 50°
88%
Wed 🌧
61° 50°
36%
Thu 🌧
63° 49°
28%
Fri 🌧
63° 48°
16%
Sat ⛅
68° --°
1%

7-Day High Temperature Trend

66° Sun 63° Mon 59° Tue 61° Wed 63° Thu 63° Fri 68° Sat

7-Day Low Temperature Trend

45° Sun 52° Mon 50° Tue 50° Wed 49° Thu 48° Fri 50° Sat

📊 7-Day Outdoor Outlook

Good Fair Poor 100 Sun 100 Mon 93 Tue 95 Wed 100 Thu 100 Fri 100 Sat
Forecast data from the National Weather Service  |  Last Updated: September 26, 2026 9:38 pm CDT

Baker Lake Weather by Season

Winter

Winter at Baker Lake brings mountain snow, ice, short daylight, and changing road or trailhead access. Higher routes may close while lower valleys remain rainy, so check current transportation notices.

Spring

Spring around Baker Lake brings changing conditions, rising rivers, wet trails, and lingering mountain snow. Cold water from rain and snowmelt remains a major planning factor. Mountain and eastern thunderstorms become increasingly possible later in the season.

Summer

Summer at Baker Lake is usually the driest and most dependable season, but wildfire smoke, fire restrictions, heat, and afternoon thunderstorms can interrupt plans. Use calmer mornings for boating or paddling and keep a shore-based backup. Dry vegetation makes local fire rules especially important.

Fall

Fall at Baker Lake brings cooler temperatures, shorter daylight, changing color, and the return of wetter weather west of the Cascades. Water cools faster than the air, increasing cold-water consequences. Check seasonal facility hours and allow extra time on busy event or salmon-viewing weekends.

Key Climate Data Points

  • Annual average temperature: around 45–49°F near reservoir level, using the relevant local or regional elevation context.
  • Annual snowfall: snowfall is moderate near the water and very heavy on surrounding Cascade slopes, with substantial year-to-year and elevation variation.
  • Warmest months: July and August are normally warmest.
  • Coolest months: December and January are typically coolest.
  • Wettest season: November through January.
  • Driest season: July and August.
  • Best outdoor window: June through September for boating and camping.