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May Weather in Melbourne, United States

Last updated: June 24, 2025

In Melbourne, United States, the average temperature in May is a mild 16°C (62°F). However, temperatures can fluctuate significantly, with minimums dropping to 0°C (31°F) and maximums soaring to 35°C (95°F). Expect precipitation of approximately 154 mm (6.1 in) over 14 days, contributing to an average humidity of 77%. Whether you're packing for warmth or rain, be prepared for a variety of weather conditions!

May Temperature in Melbourne

In May in Melbourne, the average temperature is 16°C (62°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop to as low as 0°C (31°F). This wide temperature range makes Melbourne an ideal destination for travelers seeking a mix of mild weather and pleasant daytime warmth.

May Weather in Melbourne: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Melbourne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Melbourne, May typically has an average temperature of 16°C (62°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec212238486273767367523730
Data source: Temperature data for Melbourne 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.

May Precipitation in Melbourne

In Melbourne in May, the total precipitation amount is 154 mm (6.1 in) over a period of 14 days.

May Precipitation Trends in Melbourne

The chart displays monthly precipitation patterns in Melbourne, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Melbourne, May typically receives around 154 mm (6.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec4045758315412182611131374536
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Melbourne

In Melbourne in May, humidity is 77%. With an average temperature of 16°C (62°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel heavy and draining, so travelers may want to plan for breaks in shaded areas and stay hydrated.

May Average Humidity in Melbourne

This chart illustrates the average monthly humidity levels in Melbourne, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Melbourne is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Melbourne

In Melbourne in May, 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 Melbourne.

Maximum UV Index Levels in Melbourne for May

The chart shows the monthly maximum UV Index (UVI) for Melbourne in May, 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 May, the maximum UV index in Melbourne typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098643
Data source: Melbourne May 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 May Weather in Melbourne Compares to Other Months

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

This table compares monthly weather conditions in Melbourne, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)40 mm (1.6 inches)78%moderate
February Weather-6°C (22°F)45 mm (1.8 inches)80%moderate
March Weather3°C (38°F)75 mm (2.9 inches)77%high
April Weather9°C (48°F)83 mm (3.3 inches)77%very high
May Weather16°C (62°F)154 mm (6.1 inches)77%very high
June Weather23°C (73°F)121 mm (4.8 inches)81%extreme
July Weather24°C (76°F)82 mm (3.2 inches)81%very high
August Weather23°C (73°F)61 mm (2.4 inches)77%very high
September Weather20°C (68°F)113 mm (4.5 inches)73%very high
October Weather11°C (52°F)137 mm (5.4 inches)75%high
November Weather3°C (38°F)45 mm (1.8 inches)85%moderate
December Weather-1°C (30°F)36 mm (1.4 inches)83%moderate

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