Normal weather for Rottnest Island in January
It's hot in January in Rottnest Island with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 34°C. At night, you can expect temperatures between 17°C and 20°C.
In January, there is an average of 23 mm of precipitation, spread over 3 days. The wind speed is around 6 Bft, mostly coming from the South.
Rottnest Island in January |
New York | ||
|---|---|---|---|
 Average Temperature |
31°C | 5°C | |
 High Temp |
34°C | 11°C | |
| Low Temp |
29°C | 1°C | |
 Total Precipitation |
23 mm | 97 mm | |
| Rainy Days |
3 days | 12 days | |
Start of January
The month of January starts in Rottnest Island with hot temps, averaging around 32°C during the day and nights around 19°C. No precipitation expected at the start of the month; it’ll be sunny.
With the temperature difference between day and night, it’s smart to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.
Mid January
By mid-January, daytime temps drop to around 31°C, with nights around 19°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
Since it cools down at night, it’s a good idea to wear layers. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.
End of January
By the end of January, the average daytime temperature in Rottnest Island is around 31°C, while nighttime temps are about 20°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
Because temperatures drop in the evening, wearing layers is recommended. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. In the evening and morning, a T-shirt, light pants or skirt, and a light jacket are ideal.
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UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is January a good time to visit Rottnest Island?
January is a good month to be in Rottnest Island for sunny weather. You’ll have high temperatures and not too much rain.
Temperature records for Rottnest Island in January
Check out the climate of Rottnest Island for all months and discover the best travel time
Curious about the weather in other parts of Australia? Check out the climate and weather for spots like Sydney, Gold Coast, Melbourne, or explore other destinations in Australia.
December
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Daily Temperature in January in Rottnest Island
This chart shows the average daily high and low temperatures in January for Rottnest Island, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in January in Rottnest Island
The chart below shows the average daily precipitation in January for Rottnest Island, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for January, you can expect about 3 days of precipitation in Rottnest Island.
Daily UV Index in January in Rottnest Island
This chart shows the average daily UV index in January in Rottnest Island, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Rottnest Island Over the Years
This chart shows the average temperature in January in Rottnest Island, measured in degrees Celsius, over the past few years.
Total Precipitation in January in Rottnest Island Over the Years
This chart shows the average precipitation in January in Rottnest Island, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in January for Rottnest Island
Click on any day in January to get detailed info about the usual weather on that day in Rottnest Island. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Rottnest Island
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Average Weather in Rottnest Island by Month
Click on a month below to see detailed weather info for Rottnest Island. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Rottnest Island for all months at once
