Marramarra National Park
Park National park near Sydney, river valley bushland
Rugged bushland north of Sydney, Marramarra National Park offers bushwalking along ridgelines and creek gorges, river access on the Hawkesbury, horse trails and camping.
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Marramarra National Park is a protected area in northern New South Wales on the outskirts of the Sydney metropolitan region. The park preserves rugged sandstone bushland, river valleys, and wooded ridgelines.
It offers remote bushwalking, riverine scenery and a network of tracks and fire trails rather than developed tourist infrastructure. The landscape includes Marramarra Creek and steep slopes with native eucalypt vegetation.
The park is part of the greater Sydney reserve system and is managed for conservation and low-impact recreation. Entrances and access points are located in the Hornsby and Hawkesbury areas, and much of the park is best reached by local roads and walking trails.
Marramarra National Park lies north of central Sydney in the Hornsby/Hawkesbury region, occupying steep terrain along the Marramarra River and adjacent valleys.
- Terrain and access: Mostly rugged sandstone country with creeks and ridgelines; facilities are limited and much of the park is accessed by walking tracks and unpaved roads.
How to Get to Marramarra National Park #
The park is most dramatically reached by private boat or kayak via the Hawkesbury River from Brooklyn. Road access exists but often requires a high-clearance vehicle and a significant walk: follow signs toward Marramarra Creek and use local maps for trackheads.
Tips for Visiting Marramarra National Park #
- Access the park by water from Brooklyn (Hawkesbury River) for the most dramatic approach; private boat or kayak showcases cliff and estuary scenery.
- Bring a map and GPS: tracks are unmarked in many sections and the park is a maze of ridges and valleys.
- If hiking from the upper park entrances, use a high-clearance vehicle or be prepared for a long walk; some trails are best done with a local bushwalking group.
Best Time to Visit Marramarra National Park #
Best in spring and autumn when temperatures are moderate and access by water is pleasant.
Weather & Climate near Marramarra National Park #
Marramarra National Park's climate is classified as Humid Subtropical - Humid Subtropical climate with warm summers (peaking in January) and cool winters (coldest in July). Temperatures range from 6°C to 26°C. Abundant rainfall (1084 mm/year), wettest in January.
January
January is the warmest month with highs of 26°C and lows of 17°C. The wettest month with heavy rain (132 mm).
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February
February is the warmest month with highs of 26°C and lows of 17°C. Significant rainfall (130 mm).
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March
March is mild with highs of 24°C and lows of 16°C. Significant rainfall (130 mm).
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April
April is cool with highs of 22°C and lows of 13°C. Regular rainfall (95 mm).
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May
May is cool with highs of 19°C and lows of 10°C. Regular rainfall (89 mm).
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June
June is cool with highs of 16°C and lows of 7°C. Regular rainfall (84 mm).
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July
July is the coolest month with highs of 16°C and lows of 6°C. Moderate rainfall (50 mm).
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August
August is cool with highs of 17°C and lows of 6°C. Moderate rainfall (62 mm).
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September
September is cool with highs of 20°C and lows of 9°C. Moderate rainfall (60 mm).
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October
October is cool with highs of 22°C and lows of 12°C. Moderate rainfall (77 mm).
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November
November is mild with highs of 23°C and lows of 14°C. Regular rainfall (93 mm).
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December
December is mild with highs of 26°C and lows of 16°C. Regular rainfall (82 mm).
