Margaret River

Western Australia Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in Western Australia, Australia in January.

Considering a trip to Western Australia, Australia this January and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Western Australia in January

Western Australia, Australia is a region in Australia. In January, Western Australia experiences a range of weather conditions, with temperatures that range from pleasant to very hot and precipitation levels ranging from low to heavy. It's the height of summer.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is pleasant in Lavers Hill at 22°C (72°F) to very hot in Marble Bar at 41°C (106°F). Nighttime temperatures generally drop to 26°C (79°F) in Marble Bar and 13°C (55°F) in Lavers Hill. On average, January is the warmest month of the year in Western Australia, Australia. So be prepared and pack summer clothes.

For specific regional insights in Western Australia, Australia, refer to the map provided below.

Precipitation

In January, precipitation varies across different areas. From low rainfall in Denham with an average of 6.1 mm (0.2 in) to heavy rainfall in Derby with 215 mm (8.5 in).

Average sunshine

Most destinations offer generous amounts of sunshine this January. For example, Perth gets approximately 355 hours of sunlight, perfect for anyone wanting bright, sunny days.

Explore Western Australia by month

Pick a month to see the average temperature, rainfall and sunshine in Western Australia - and find the best time to visit. (based on Perth)

Best Places to Visit in Western Australia in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Western Australia.

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).

Popular Destinations in Western Australia

What is the weather like in January for some of the most popular destinations in Western Australia, Australia?

Temperature range in Western Australia (January)

Precipitation variation in Western Australia (January)

Perth

In January Perth generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 19°C (66°F) and low monthly rainfall. So on average the conditions are excellent that month.

December
January
February
Max temperature
30°C (86°F)
32°C (90°F)
32°C (90°F)
Min temperature
17°C (63°F)
19°C (66°F)
19°C (66°F)
Monthly sun hours
354 hours
355 hours
320 hours
Monthly rainfall
12 mm (0.5 in)
20 mm (0.8 in)
19 mm (0.7 in)
Monthly rainy days
4 days
3 days
6 days
Weather conditions

Fremantle

In January Fremantle generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 19°C (66°F) and low monthly rainfall. So on average the conditions are excellent that month.

December
January
February
Max temperature
28°C (82°F)
30°C (86°F)
30°C (86°F)
Min temperature
18°C (64°F)
19°C (66°F)
20°C (68°F)
Monthly sun hours
354 hours
355 hours
320 hours
Monthly rainfall
11 mm (0.4 in)
18 mm (0.7 in)
19 mm (0.7 in)
Monthly rainy days
4 days
3 days
5 days
Weather conditions

Margaret River

In January Margaret River generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 16°C (61°F) and low monthly rainfall. So on average the conditions are excellent that month.

December
January
February
Max temperature
23°C (73°F)
25°C (77°F)
25°C (77°F)
Min temperature
15°C (59°F)
16°C (61°F)
17°C (63°F)
Monthly rainfall
15 mm (0.6 in)
14 mm (0.6 in)
13 mm (0.5 in)
Monthly rainy days
4 days
3 days
6 days
Weather conditions

Albany

In January Albany generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 15°C (59°F) and low monthly rainfall. So on average the conditions are excellent that month.

December
January
February
Max temperature
23°C (73°F)
25°C (77°F)
25°C (77°F)
Min temperature
13°C (55°F)
15°C (59°F)
15°C (59°F)
Monthly sun hours
217 hours
217 hours
193 hours
Monthly rainfall
27 mm (1.1 in)
24 mm (0.9 in)
23 mm (0.9 in)
Monthly rainy days
5 days
4 days
6 days
Weather conditions

Broome

In January Broome generally has very high temperatures with maximum daytime temperatures around 33°C (91°F), minimum nighttime temperatures around 27°C (81°F) and heavy monthly rainfall. So on average the conditions are good that month.

December
January
February
Max temperature
34°C (93°F)
33°C (91°F)
33°C (91°F)
Min temperature
27°C (81°F)
27°C (81°F)
27°C (81°F)
Monthly sun hours
293 hours
255 hours
210 hours
Monthly rainfall
102 mm (4 in)
172 mm (6.8 in)
175 mm (6.9 in)
Monthly rainy days
8 days
11 days
10 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Western Australia, in Australia.

In our records: Australia January extremes

Notable January records observed across cities in Australia in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest January day in Australia reached 46°C (115°F) in Ballarat on January 29, 2009.

Popular cities in January

Day & night temperatures, rainfall and average weather in Western Australia in January.

City Weather Day temp Night temp Rainfall
Perth 32°C (90°F) 19°C (66°F) 20 mm (0.8 in)
Fremantle 30°C (86°F) 19°C (66°F) 18 mm (0.7 in)
Margaret River 25°C (77°F) 16°C (61°F) 14 mm (0.6 in)
Albany 25°C (77°F) 15°C (59°F) 24 mm (0.9 in)
Broome 33°C (91°F) 27°C (81°F) 172 mm (6.8 in)
Denmark 24°C (75°F) 15°C (59°F) 22 mm (0.9 in)

Western Australia weather in January: frequently asked questions

What is the weather like in Western Australia, Australia in January?

January in Western Australia, Australia brings very good weather. In Perth, daytime temperatures are typically around 32°C (90°F) and nighttime lows hover near 19°C (66°F).

What is the average temperature in Western Australia, Australia in January?

In Perth, the average daytime high in January is 32°C (90°F), while nighttime temperatures drop to around 19°C (66°F).

Does Western Australia, Australia get a lot of rain in January?

Not particularly. Perth averages just 20 mm (0.8 in) of rain in January, making it a mostly dry month for Western Australia, Australia.

Is January a Good Time to Visit Western Australia, Australia?

Given the typically excellent weather conditions in Perth, January might be a good time to visit Western Australia, Australia.

Generally speaking, the best visiting conditions can be found in April, May, September, October and November offering mostly excellent weather in Perth. On the other hand, the weather in July tends to be good.

Interested in more climate information?

We have much more information about the climate in Western Australia.

Weather and climate has detailed information for every country in the world. Are you going to Australia? Get detailed 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 travel conditions. Find out where to go with our weather planner.

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