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October Weather in Mortlake, Australia

Last updated: August 22, 2025

In October, the average temperature in Mortlake, Australia hovers around 13°C (55°F), with lows reaching 0°C (32°F) and highs peaking at 32°C (89°F). This month also sees 74 mm (2.9 in) of precipitation spread over 11 days, while humidity levels are typically around 72%. Prepare for a mix of mild weather and occasional rain!

October Temperature in Mortlake

In October in Mortlake, the average temperature is 13°C (55°F). Maximums can reach 32°C (89°F), and minimums can be as low as 0°C (32°F). This variability in temperatures makes Mortlake an ideal destination for travelers seeking to experience a range of weather conditions and outdoor activities.

October Weather in Mortlake: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Mortlake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mortlake, October typically has an average temperature of 13°C (55°F), with highs reaching up to 32°C (89°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec666463575248474851555962
Data source: Temperature data for Mortlake generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Mortlake

In Mortlake in October, the precipitation amount is 74 mm (2.9 in) spread over the course of 11 days.

October Precipitation Trends in Mortlake

The chart displays monthly precipitation patterns in Mortlake, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Mortlake, October typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec403241516940586969747346
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Mortlake

In Mortlake in October humidity is 72%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making outdoor exploration somewhat uncomfortable and prompting travelers to seek shade or indoor activities more often.

October Average Humidity in Mortlake

This chart illustrates the average monthly humidity levels in Mortlake, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Mortlake is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%67%71%75%80%80%81%79%76%72%72%69%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Mortlake

In Mortlake in October, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Mortlake.

Maximum UV Index Levels in Mortlake for October

The chart shows the monthly maximum UV Index (UVI) for Mortlake in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Mortlake typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791214
Data source: Mortlake October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Mortlake Compares to Other Months

Weather in Mortlake varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Mortlake, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Mortlake, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (67°F)40 mm (1.6 inches)65%extreme
February Weather18°C (64°F)32 mm (1.2 inches)67%extreme
March Weather17°C (63°F)41 mm (1.6 inches)71%extreme
April Weather14°C (58°F)51 mm (2.0 inches)75%high
May Weather11°C (52°F)69 mm (2.7 inches)80%moderate
June Weather9°C (48°F)40 mm (1.6 inches)80%moderate
July Weather9°C (48°F)58 mm (2.3 inches)80%moderate
August Weather9°C (48°F)69 mm (2.7 inches)79%moderate
September Weather10°C (51°F)69 mm (2.7 inches)76%high
October Weather13°C (55°F)74 mm (2.9 inches)72%very high
November Weather15°C (59°F)73 mm (2.9 inches)72%extreme
December Weather17°C (62°F)46 mm (1.8 inches)69%extreme

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