Weather in Perth

Perth enjoys hot, dry summers and mild winters. During summer rain is unusual, but winter can bring downpours of rain and thunderstorms. Plan ahead with our information on temperature and rainfall. Weather in Perth
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Weather in Perth

Find information on temperature, rainfall and seasonal activities to help plan your holiday in Perth.


What is the weather like in Perth?

Perth enjoys hot, dry summers and mild winters. During summer rain is unusual, but winter can bring downpours of rain and thunderstorms. Plan ahead with our information on temperature and rainfall.

Summer (December – February)
Summer in Perth is hot and dry with very little rainfall. Average temperatures range from 17.5 - 30°C (63.5 - 86°F). In the afternoons a sea breeze called the ‘Fremantle Doctor' provides some relief from the heat.

Autumn (March – May)
During autumn Perth experiences warm, sunny days and cooler nights with average temperatures between 13.7 - 26°C (56.6 - 78.8°F). During autumn there can be occasional showers and some humidity. Evening temperatures rarely drop below 10°C (50°F).

Winter (June – August)
Winters are relatively cool and wet with temperatures ranging from 8 - 19°C (46.4 - 66.2°F). There are occasional storms, characterised by downpours of rain and thunderstorms.

Spring (September – November)
During spring, days are warm and sunny with average temperatures ranging from 11.7 - 23°C (53 - 73.4°F). There is little rainfall at this time of year. There is a lot of flora in spring: discover more than 12,000 species of wildflowers, which blossom in Perth’s nature reserves and national parks.

Frequently Asked Questions about the weather in Perth

Does Perth observe daylight savings time?
No. Daylight savings is not observed in Western Australia. The time zone in Western Australia is Australian Western Standard Time (AWST), UTC +8.

What time is sunrise and sunset in Perth? 

December experiences the longest hours of daylight in Perth with sunrise at approximately 5am and sunset at 7:30pm. June has the least hours of daylight with sunrise at approximately 7:15am and sunset at 5:20pm. Perth is one of the few places in Australia where you can watch the sun set over the Indian Ocean.

What is the sea temperature in Perth?
In summer the average sea temperature ranges from 20.9 - 22.8°C (70 - 73°F). Temperatures reach their peak in March with an average of 23.4°C (74°F), and dip in winter to 19.4 – 21.3°C (67 - 70°F).

Does it snow during winter in Perth?
Perth has never recorded snow on the ground.  

What is the Ultraviolet (UV) Index Forecast?
Visitors to Perth should look out for the UV index in local weather reports, which describes the daily solar UV radiation intensity. Protect yourself from sunburn by using SPF30+ sunscreen, which is readily available throughout Australia at supermarkets, convenience stores and pharmacies, and wearing sun-smart clothing, including a hat and sunglasses.

Seasonal weather in Perth

SUMMER

Dec Jan Feb
Maximum temp
ºC | ºF
28.9 84 31.7 89 31.9 89
Minimum temp
ºC | ºF
14.9 59 17 63 17.5 64
Average hours of sunshine daily
Avg rainfall mm
11.4 9.7 14.4
Avg rainy days
2.3 1.4 1.5

AUTUMN

Mar Apr May
Maximum temp
ºC | ºF
29.7 85 25.5 78 21.8 71
Minimum temp
ºC | ºF
15.9 61 12.9 55 10.4 51
Average hours of sunshine daily
Avg rainfall mm
15.7 41.4 99.3
Avg rainy days
2.2 5.4 9.9

WINTER

Jun Jul Aug
Maximum temp
ºC | ºF
18.9 66 17.9 64 18.5 65
Minimum temp
ºC | ºF
9 48 8 46 8 46
Average hours of sunshine daily
Avg rainfall mm
162 157.3 117.3
Avg rainy days
14.2 14.9 13

SPRING

Sep Oct Nov
Maximum temp
ºC | ºF
20.1 68 22.6 73 25.8 78
Minimum temp
ºC | ºF
8.8 48 10.2 50 12.7 55
Average hours of sunshine daily
Avg rainfall mm
72.2 44.3 26.9
Avg rainy days
10.2 6.7 4.4

More Holiday Ideas

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Perth

Perth

Embrace Perth's relaxed magic with a sunset drink on Cottlesloe Beach, a cruise down the Swan River or live music in inner-city enclaves. Walk Kings Park and visit historic Fremantle. Swim, bike and catch rock lobster along Rottnest Island's secluded bays. Combine Perth with a journey to the Pinnacles, Monkey Mia or the beaches and goldfields of the state's south-west.

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Western Australia

Western Australia

Explore Western Australia from beach-blessed Perth. Visit Rottnest Island and Freemantle heading south for Margaret River wineries, Kalgoorlie's goldfields and pink lake and Albany's dramatic coastline. Head north for the rugged Pinnacles and Karijini National Park, and Ningaloo and Monkey Mia's marine treasures. North in the Kimberley, an epic 4WD links Broome's Cable Beach with Kununurra and El Questro Station.

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Three Great Days in Perth

Three Great Days in Perth

Pack in the sights to your Perth holiday, known for its sunshine, natural beauty and relaxed pace. Sail down the shimmering, blue Swan River or look over the city and its waterways from Kings Park. Swim, surf or just watch the sunset from Cottesloe Beach, then hit Northbridge’s cheap eateries and trendy bars. Dine out on Indian Ocean seafood and explore Australia’s best-preserved 19th century streetscapes in colourful Fremantle. Dedicate a day to discovering Rottnest Island by bike, boat or foot. Swim and surf from perfect white beaches, snorkel with tropical fish and coral and get up close to diverse wildlife.

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Indian Ocean Drive

Indian Ocean Drive

Discover white beaches, coral reefs, salty fishing towns and rugged national parks on this spectacular journey along Western Australia’s Coral Coast. Head north to taste fresh crayfish in Geraldton and mouth-watering tropical fruits in Carnarvon. Swim with the huge whale shark on Ningaloo Reef and four wheel drive through the canyons of nearby Cape Range National Park. On your way back down the coast, meet the dolphins of Monkey Mia, along with whales, manta rays, turtles, sharks, dugongs and fish in the wider Shark Bay World Heritage Area. See seasonal wildflowers break out their brightest colours all along the coast, from Cape Range to the cliffs and gorges of Kalbarri National Park.

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