Little Bitterroot Lake, Montana

Reservoir Montana montane lake within Bitterroot National Forest

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 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.

Little Bitterroot Lake, Montana
Little Bitterroot Lake, Montana, USA
48.1143, -114.7156

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).

Temperature & Rainfall
Temperature Range
27°
Warmest Month
-10°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -2°C and lows of -10°C. The wettest month with 62 mm of rain.

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-10° -2°

Weather

62 mm
Rainfall
3.0 m/s
Wind
Light Breeze

February

February is freezing with highs of 2°C and lows of -8°C. Moderate rainfall (45 mm).

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-9°

Weather

45 mm
Rainfall
3.0 m/s
Wind
Light Breeze

March

March is cold with highs of 6°C and lows of -6°C. Moderate rainfall (39 mm).

Comfort

Feels Like Cold
C
Temperature
-6°

Weather

39 mm
Rainfall
3.2 m/s
Wind
Light Breeze

April

April is cold with highs of 12°C and lows of -2°C. Moderate rainfall (38 mm).

Comfort

Feels Like Cold
C
Temperature
-2° 12°

Weather

38 mm
Rainfall
3.3 m/s
Wind
Light Breeze

May

May is cold with highs of 17°C and lows of 2°C. Moderate rainfall (53 mm).

Comfort

Feels Like Cold
C
Temperature
17°

Weather

53 mm
Rainfall
3.2 m/s
Wind
Light Breeze

June

June is cool with highs of 21°C and lows of 6°C. Moderate rainfall (60 mm).

Comfort

13°
Feels Like Cool
13°C
Temperature
21°

Weather

60 mm
Rainfall
3.1 m/s
Wind
Light Breeze

July

July is cool with highs of 26°C and lows of 8°C. Moderate rainfall (33 mm).

Comfort

17°
Feels Like Cool
17°C
Temperature
26°

Weather

33 mm
Rainfall
2.9 m/s
Wind
Calm

August

August is cool with highs of 27°C and lows of 7°C. Moderate rainfall (36 mm).

Comfort

17°
Feels Like Cool
17°C
Temperature
27°

Weather

36 mm
Rainfall
2.8 m/s
Wind
Calm

September

September is cool with highs of 20°C and lows of 3°C. Moderate rainfall (36 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
21°

Weather

36 mm
Rainfall
2.8 m/s
Wind
Calm

October

October is cold with highs of 13°C and lows of -1°C. Moderate rainfall (32 mm).

Comfort

Feels Like Cold
C
Temperature
-1° 13°

Weather

32 mm
Rainfall
2.9 m/s
Wind
Calm

November

November is freezing with highs of 4°C and lows of -5°C. Moderate rainfall (56 mm).

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-5°

Weather

56 mm
Rainfall
3.1 m/s
Wind
Light Breeze

December

December is freezing with highs of -1°C and lows of -9°C. The wettest month with 62 mm of rain.

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-9° -1°

Weather

62 mm
Rainfall
2.9 m/s
Wind
Calm

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