Western Australia Climate and Average Weather
Climate of Western Australia: average temperatures, rainfall and seasons month by month.
Climate in Western Australia month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 106° | 83° | 0,5 in | ★★★★☆ |
| February | 105° | 81° | 0,4 in | ★★★★☆ |
| March | 98° | 76° | 0,7 in | ★★★★☆ |
| April | 91° | 69° | 0,4 in | ★★★★★ |
| May | 81° | 58° | 0,1 in | ★★★★★ |
| June | 73° | 52° | 1,3 in | ★★★★☆ |
| July | 72° | 48° | 0,3 in | ★★★★☆ |
| August | 78° | 55° | 0,5 in | ★★★★★ |
| September | 85° | 60° | 0,4 in | ★★★★★ |
| October | 94° | 67° | 0,1 in | ★★★★★ |
| November | 98° | 73° | 0,6 in | ★★★★☆ |
| December | 103° | 79° | 0,6 in | ★★★★☆ |
Climate type: Hot and arid. Source: Open-Meteo archive (ERA5).
Recent extremes in Western Australia
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
Climate by city in Western Australia
2 cities mapped in this atlas
Best time to visit Western Australia
Go in April, May, June, July, August, September, October and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Western Australia
Today is cooler than average for August. The forecast high of 71°F is 7.6°F below the 78°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Southern Hemisphere, so peak summer falls in December to February.
The gap between the warmest and coldest month averages 67°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 68°F, so mornings feel nothing like afternoons
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Western Australia is a state in Australia. Western Australia is an Australian state or territory. It has a population of about 2.9 million. The capital is Perth.
Right now it is 64°F (18°C) in Western Australia with clear sky. It feels like 60°F. Today runs from 56°F to 71°F. Chance of precipitation is 4%. Sightseeing conditions score 9.3/10 - excellent - go now.
The best time to visit Western Australia is April, May, June, July, August, September, October and November. The climate is hot and arid. January, February and December tend to be the least comfortable months. January is the warmest month with average highs near 106°F, while July is the coldest with lows near 48°F.
The closest major airport is Perth Airport (PER), about 489 mi away.
In plain terms. Today is cooler than average for August. The forecast high of 71°F is 7.6°F below the 78°F typical for this month. The best window to be outside is roughly 12 PM to 3 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Western Australia today at 9.3/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Western Australia
Weather map for Western Australia
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Western Australia
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Western Australia?
Western Australia is a state in Australia. Its coordinates are -25.0424, 117.7936. It lies in Oceania.
What is the weather like in Western Australia right now?
It is currently 64°F (18°C) with clear sky. Humidity is 63% and wind is 11 mph.
When is the best time to visit Western Australia?
April, May, June, July, August, September, October and November offer the most comfortable conditions in Western Australia, which has a hot and arid climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Western Australia in?
Western Australia observes Australia/Perth (UTC+08:00). The local time is 11:34 AM.
How many people live in Western Australia?
Western Australia has a population of approximately 2.9 million.
What is the nearest airport to Western Australia?
The closest airports are Perth Airport (PER), 489 mi away.
What places are in Western Australia?
Western Australia covers 2 places in this atlas, including Perth and Margaret River.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (au-states) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 11:34 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
