Lake Muir National Park

National Park Wetland-rich national park with diverse birdlife

Lake Muir National Park in Western Australia protects wetlands and jarrah forest; birdwatchers, anglers and walkers visit for lakeshore trails, seasonal waterbirds and remote bush camping.

Main image
Lake Muir National Park
-34.5500, 116.6700
Open daylight hours

How to Get to Lake Muir National Park #

Lake Muir National Park is reached from the Great Southern and South-West regions of WA. The nearest service towns include Manjimup and Northcliffe; from them, take regional roads toward Lake Muir and follow park signage. A confirmed route and current conditions should be checked with DBCA before travel.

Tips for Visiting Lake Muir National Park #

  • Check the Department of Biodiversity, Conservation and Attractions (WA) for any seasonal alerts or access notices.
  • Combine a visit with walks along Lake Muir Nature Reserve boardwalks to see rare black cockatoos and wetland birdlife.
  • Access can be limited in very wet weather; a vehicle with good clearance is useful for nearby country roads.

Best Time to Visit Lake Muir National Park #

Autumn through spring is generally the best window for milder temperatures and more comfortable wildlife viewing.

Autumn-spring
April-October · 10-22°C (50-72°F)
Cooler, drier months with pleasant walking conditions and good birdwatching.
Summer
November-March · 20-32°C (68-90°F)
Warmer and potentially wetter; bushfire season can affect accessibility in dry years.

Weather & Climate near Lake Muir National Park #

Climate

Lake Muir National Park's climate is classified as Warm-Summer Mediterranean - Warm-Summer Mediterranean climate with mild summers (peaking in February) and cool winters (coldest in July). Temperatures range from 7°C to 26°C. Moderate rainfall (861 mm/year).

Air Quality: AQI 19 Good
Best Time to Visit
JanuaryFebruaryDecember
Temperature & Rainfall
Temperature Range
44°
Warmest Month
Coldest Month
Monthly Conditions

January

January is mild with highs of 25°C and lows of 12°C. The driest month with just 17 mm.

90 Ideal

Comfort

19°
Feels Like Mild
19°C
Temperature
12° 25°
59%
Humidity
Humid

Weather

17 mm
Rainfall
5.0 m/s
Wind
Light Breeze
2.8
UV Index
Extreme
14.0h daylight

February

February is the warmest month with highs of 26°C and lows of 13°C. The driest month with just 17 mm and partly cloudy skies.

88 Excellent

Comfort

19°
Feels Like Mild
19°C
Temperature
13° 26°
61%
Humidity
Humid

Weather

17 mm
Rainfall
4.2 m/s
Wind
Light Breeze
2.4
UV Index
Extreme
13.2h daylight

March

March is mild with highs of 24°C and lows of 12°C. Moderate rainfall (31 mm) and partly cloudy skies.

86 Excellent

Comfort

18°
Feels Like Mild
18°C
Temperature
12° 24°
65%
Humidity
Humid

Weather

31 mm
Rainfall
4.3 m/s
Wind
Light Breeze
1.7
UV Index
Very High
12.2h daylight

April

April is cool with highs of 21°C and lows of 11°C. Moderate rainfall (54 mm) and partly cloudy skies.

72 Very Good

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 21°
72%
Humidity
Very Humid

Weather

54 mm
Rainfall
3.4 m/s
Wind
Light Breeze
1.0
UV Index
High
11.1h daylight

May

May is cool with highs of 18°C and lows of 9°C. Significant rainfall (112 mm) and partly cloudy skies.

64 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
18°
78%
Humidity
Very Humid

Weather

112 mm
Rainfall
3.4 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.2h daylight

June

June is cool with highs of 15°C and lows of 7°C. Significant rainfall (132 mm) and partly cloudy skies.

54 Acceptable

Comfort

11°
Feels Like Cool
11°C
Temperature
15°
83%
Humidity
Very Humid

Weather

132 mm
Rainfall
3.8 m/s
Wind
Light Breeze
0.4
UV Index
Low
9.7h daylight

July

July is the coolest month with highs of 14°C and lows of 7°C. The wettest month with heavy rain (148 mm) and partly cloudy skies.

54 Acceptable

Comfort

11°
Feels Like Cool
11°C
Temperature
14°
86%
Humidity
Very Humid

Weather

148 mm
Rainfall
3.5 m/s
Wind
Light Breeze
0.4
UV Index
Low
10.0h daylight

August

August is cool with highs of 15°C and lows of 7°C. Significant rainfall (126 mm) and partly cloudy skies.

54 Acceptable

Comfort

11°
Feels Like Cool
11°C
Temperature
15°
85%
Humidity
Very Humid

Weather

126 mm
Rainfall
3.5 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
10.7h daylight

September

September is cool with highs of 16°C and lows of 7°C. Regular rainfall (91 mm) and partly cloudy skies.

66 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
16°
83%
Humidity
Very Humid

Weather

91 mm
Rainfall
4.4 m/s
Wind
Light Breeze
1.0
UV Index
High
11.7h daylight

October

October is cool with highs of 18°C and lows of 8°C. Moderate rainfall (71 mm) and partly cloudy skies.

68 Good

Comfort

13°
Feels Like Cool
13°C
Temperature
18°
79%
Humidity
Very Humid

Weather

71 mm
Rainfall
3.7 m/s
Wind
Light Breeze
1.6
UV Index
Very High
12.8h daylight

November

November is cool with highs of 21°C and lows of 10°C. Moderate rainfall (38 mm) and partly cloudy skies.

74 Very Good

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 21°
70%
Humidity
Very Humid

Weather

38 mm
Rainfall
4.3 m/s
Wind
Light Breeze
2.2
UV Index
Extreme
13.8h daylight

December

December is cool with highs of 23°C and lows of 11°C. Light rainfall and partly cloudy skies.

88 Excellent

Comfort

17°
Feels Like Cool
17°C
Temperature
11° 23°
63%
Humidity
Humid

Weather

24 mm
Rainfall
4.3 m/s
Wind
Light Breeze
2.7
UV Index
Extreme
14.3h daylight

Nearby Attractions to Lake Muir National Park