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June Weather in Mortlake, Australia

Last updated: August 22, 2025

In June, the average temperature in Mortlake, Australia hovers around 9°C (48°F), with lows dipping to 0°C (32°F) and highs reaching up to 18°C (64°F). Expect 40 mm (1.6 in) of precipitation spread over about 9 days, contributing to an average humidity level of 80%. This blend of conditions makes for a cool and potentially damp atmosphere, perfect for cozy indoor settings or braving the elements outdoors!

June Temperature in Mortlake

In June in Mortlake, the average temperature is 9°C (48°F). The maximum can reach 18°C (64°F) and the minimum can be as low as 0°C (32°F). It's advisable to pack layers and prepare for chilly evenings while enjoying the mild daytime warmth.

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

The chart illustrates June 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, June typically has an average temperature of 9°C (48°F), with highs reaching up to 18°C (64°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.

June Precipitation in Mortlake

In Mortlake in June, the precipitation amount is 40 mm (1.6 in) over the course of 9 days.

June Precipitation Trends in Mortlake

The chart displays monthly precipitation patterns in Mortlake, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Mortlake, June typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec403241516940586969747346
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mortlake

In Mortlake in June humidity is 80%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel quite uncomfortable.

June Average Humidity in Mortlake

This chart illustrates the average monthly humidity levels in Mortlake, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Mortlake is approximately 80%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Mortlake

In Mortlake in June, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Mortlake, you can check the information here.

Maximum UV Index Levels in Mortlake for June

The chart shows the monthly maximum UV Index (UVI) for Mortlake in June, 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 June, the maximum UV index in Mortlake typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791214
Data source: Mortlake June 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 June 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 June’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 June’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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