Castle Hill weather in May (New South Wales, Australia)

Planning a trip to Castle Hill in May? This guide provides all the details you need.

In Castle Hill the weather in May is generally perfect, characterized by pleasant temperatures and moderate rainfall. Throughout the daytime, temperatures often hover around 21°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 10°C.

Castle Hill in May usually receives moderate rainfall, averaging around 49 mm for the month. Typically around 11 days of rainfall is expected.

The area experiences a moderate amount of sunshine, with approximately 180 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

So this is a great month to visit if you prefer dry days with pleasant temperatures. January, March, April, May, August, September, October, November and December typically offer the most optimal weather. In contrast, February, June and July tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Castle Hill climate page with graphs.

 

Castle Hill, monthly averages in May

Min Temperature 10°C  

Max Temperature 21°C  

Chance of Rain 37%  

Precipitation 49 mm  

Rainy days 11 days  

Humidity 58% *  

Sunshine 180 hours *  

Percentage Sunshine 59% *  

* Data from: Sydney, Australia (29 KM, 18 Miles).

Where to go in Australia in May

Find out more about the weather in Australia in May and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

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

So, what should you wear in Castle Hill in May?

For visitors traveling to Castle Hill, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

5/10

Outdoor sports

10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Castle Hill.

Our site offers climate and forecast data for every country in the world. Are you going to Australia? On this website you can find historical weather averages for many cities in Australia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.