Thornlie
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Thornlie Weather in January

Thornlie in January sees very high daytime temperatures of 32°C (90°F) and nighttime lows of 18°C (64°F). Low rainfall is typical, with around 19 mm (0.7 in) for the month.

Rainfall in Thornlie in January

Looking at the last 30 years, the data shows about 3 days with rain, averaging 19 mm (0.7 in) for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Thornlie in January

Thornlie in January has excellent weather. Days reach 32°C (90°F) and nights cool to 18°C (64°F). For most visitors, the main thing to prepare for is the heat during the day. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. Note that these temperatures are average, but some days may be hotter. Dress in cool, breathable fabrics to stay comfortable in the heat.

Sunshine in Thornlie in January

Expect sunny days throughout the month, with an estimated 355 hours of sunshine. This makes it a pleasant time to visit Thornlie.

Wind Speed in Thornlie in January

January has wind speeds averaging 7 m/s (14 knots). You can expect generally windy conditions with strong breezes affecting daily routines on typical days. As an average, some days have moderate strong winds while others feature more intense gusts that make walking and movement challenging.

Average water temperature in January

At 20°C (68°F), the water is pleasant for swimming. Most people find this range ideal, cool enough to be refreshing, warm enough to stay in comfortably.

Should you favor a climate that's both dry and comfortably warm, April, May, September, October and November typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Thornlie Temperature in January

Min Temperature
18°C (64°F)
Max Temperature
32°C (90°F)
Water Temperature
20°C (68°F) *
Chance of Rain
10%
Precipitation
19 mm (0.7 in)
Rainy days
3 days
Humidity
39% *
Windspeed
7 m/s (14 knots) *
Sunshine
355 hours *
Percentage Sunshine
*
* Data from: Perth, Australia (13 KM, 8 Miles).

Thornlie Weather by Month

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

Best Places in Australia in January

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

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 Thornlie in January

Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. The water temperature sits at about 20°C (68°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Thornlie in January

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

  • Swimming
    10/10
  • Cycling
    8/10
  • Walking
    8/10
  • Barbeque
    10/10
  • Camping
    10/10
  • Outdoor sports
    8/10

Thornlie 3-Day Forecast

Popular in January

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

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.