Royal National Park
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Royal National Park Weather in May

Royal National Park in May averages 20°C (68°F) during the day and 13°C (55°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Royal National Park in May

Typically around 11 days of rainfall are expected, averaging 72 mm (2.8 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Royal National Park in May

May is a good time to be in Royal National Park. Days are excellent, reaching 20°C (68°F), with nights around 13°C (55°F). Conditions are often most pleasant around the middle of the day. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Royal National Park in May

The area enjoys a moderate level of sunlight, with around 180 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Royal National Park in May

Wind speeds average 3 m/s (6 knots) during May. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.

Average water temperature in May

With water at 19°C (66°F), swimming is comfortable for most people. It feels refreshing rather than cold, though it depends a bit on personal preference.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Royal National Park Temperature in May

Min Temperature
13°C (55°F)
Max Temperature
20°C (68°F)
Water Temperature
19°C (66°F) *
Chance of Rain
36%
Precipitation
72 mm (2.8 in)
Rainy days
11 days
Humidity
58% *
Windspeed
3 m/s (6 knots) *
Sunshine
180 hours *
Percentage Sunshine
59% *
* Data from: Sydney, Australia (17 KM, 10 Miles).

Royal National Park Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Royal National Park - and find the best time to visit.

Best Places in Australia in May

Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Royal National Park in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 19°C (66°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Royal National Park in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    6/10
  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Royal National Park 3-Day Forecast

More climate data for Royal National Park

Popular in May

Where to go in May - average daytime high across popular destinations.

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