Little Bitterroot Lake, Montana

Reservoir

A backcountry lake in Montana's wilderness, reached by forest roads and trails. Anglers, canoeists and hikers use the area for fishing, camping and quiet outdoor days.

Little Bitterroot Lake, Montana Helena, MontanaBillings, MontanaMissoula, MontanaGreat Falls, MontanaButte, MontanaBozemanKalispellWhitefishLittle Bitterroot Lake, Montana
In this guide

Little Bitterroot Lake, Montana essentials

Address: Little Bitterroot Lake, Montana, USA

About Little Bitterroot Lake, Montana

Little Bitterroot Lake is a small freshwater lake in the state of Montana in the United States. It is located in a largely forested and mountainous part of northwestern Montana.

The lake is primarily of local interest for outdoor recreation such as fishing and access to surrounding trails rather than as a major tourist destination. Facilities and services, if present, are typical of remote lakes in Montana and tend to be limited.

As a natural lake it has been shaped by regional glacial and watershed processes; it is part of Montana’s broader inland lake and river system.

Geographically the lake sits in northwestern Montana; the coordinates place it in a rural, forested landscape characteristic of that region of the state.

When to Go

Best Time to Visit Little Bitterroot Lake, Montana

Best visited in summer (June-September) for warm weather, lake access and outdoor activities; winter brings heavy cold and limited access.

Summer
June-September · 10-25°C
Warmest and most accessible period-best for boating, fishing and hiking around the lake; nights can still be cool.
Autumn
September-October · 0-15°C
Crisp, shorter days with colorful foliage and fewer visitors; some services and access routes may begin to close later in the season.
Winter
November-March · below 0 to -20°C (commonly below freezing)
Cold, snowy conditions that can make roads and trails difficult or impassable-visit only if prepared for winter backcountry conditions.

Weather & Climate near Little Bitterroot Lake, Montana

Climate

Little Bitterroot Lake, Montana's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -10°C to 27°C. Moderate rainfall (552 mm/year).

Air Quality: AQI 26 Good
Temperature & Rainfall
Temperature Range
27°
Warmest Month
-10°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January - -10° - -2° -11° 62 mm - - 3.0 m/s - -
February - -9° - 2° -8° 45 mm - - 3.0 m/s - -
March - -6° - 6° -3° 39 mm - - 3.2 m/s - -
April - -2° - 12° 2° 38 mm - - 3.3 m/s - -
May - 2° - 17° 8° 53 mm - - 3.2 m/s - -
June - 6° - 21° 13° 60 mm - - 3.1 m/s - -
July - 8° - 26° 17° 33 mm - - 2.9 m/s - -
August - 7° - 27° 17° 36 mm - - 2.8 m/s - -
September - 3° - 21° 12° 36 mm - - 2.8 m/s - -
October - -1° - 13° 4° 32 mm - - 2.9 m/s - -
November - -5° - 4° -4° 56 mm - - 3.1 m/s - -
December - -9° - -1° -9° 62 mm - - 2.9 m/s - -