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May Weather in Grenfell, Australia

Last updated: August 22, 2025

In Grenfell, Australia, the average temperature in May hovers around 11°C (52°F). Expect a range from a chilly -3°C (27°F) to a warm 26°C (79°F). During this month, the region experiences approximately 42 mm (1.7 in) of precipitation spread over 5 days, contributing to an average humidity level of 78%. Perfect for those who enjoy a refreshing climate!

May Temperature in Grenfell

In May in Grenfell, the average temperature is 11°C (52°F), with maximums reaching up to 26°C (79°F) and minimums dropping as low as -3°C (27°F). This diverse temperature range makes Grenfell an intriguing destination for travelers seeking both mild and cooler experiences during their visit.

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

The chart illustrates May temperature patterns in Grenfell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grenfell, May typically has an average temperature of 11°C (52°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec787369615246464653616673
Data source: Temperature data for Grenfell 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 Grenfell

In Grenfell in May, the precipitation amount is 42 mm (1.7 in) over a span of 5 days.

May Precipitation Trends in Grenfell

The chart displays monthly precipitation patterns in Grenfell, 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 Grenfell, May typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec384475274253435139587957
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Grenfell

In Grenfell in May humidity is 78%. With an average temperature of 11°C (52°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities somewhat uncomfortable and travel more challenging as you navigate the moist air.

May Average Humidity in Grenfell

This chart illustrates the average monthly humidity levels in Grenfell, 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 Grenfell is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%65%68%74%78%80%81%77%70%58%57%61%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Grenfell

In Grenfell in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Grenfell.

Maximum UV Index Levels in Grenfell for May

The chart shows the monthly maximum UV Index (UVI) for Grenfell 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 Grenfell typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151412853468101315
Data source: Grenfell 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 Grenfell Compares to Other Months

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

This table compares monthly weather conditions in Grenfell, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)38 mm (1.5 inches)58%extreme
February Weather23°C (74°F)44 mm (1.7 inches)65%extreme
March Weather21°C (69°F)75 mm (2.9 inches)68%extreme
April Weather16°C (61°F)27 mm (1.1 inches)74%very high
May Weather11°C (52°F)42 mm (1.7 inches)78%moderate
June Weather8°C (47°F)53 mm (2.1 inches)79%moderate
July Weather8°C (46°F)43 mm (1.7 inches)80%moderate
August Weather8°C (47°F)51 mm (2.0 inches)77%high
September Weather12°C (53°F)39 mm (1.6 inches)70%very high
October Weather16°C (61°F)58 mm (2.3 inches)58%very high
November Weather19°C (66°F)79 mm (3.1 inches)57%extreme
December Weather23°C (73°F)57 mm (2.2 inches)61%extreme

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