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July Weather in Casterton, Australia

Last updated: August 22, 2025

In July, the average temperature in Casterton, Australia hovers around 8°C (47°F), with minimums dipping to -2°C (29°F) and maximums reaching 18°C (64°F). Expect about 73 mm (2.9 in) of precipitation over the course of 13 days, complemented by an average humidity of 80%. Prepare for a cool and damp month ahead!

July Temperature in Casterton

In July in Casterton, the average temperature is 8°C (47°F). The maximum can reach 18°C (64°F), and the minimum can be as low as -2°C (29°F). Travelers should prepare for a mix of cool and mild weather during this time.

July Weather in Casterton: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Casterton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Casterton, July typically has an average temperature of 8°C (47°F), with highs reaching up to 18°C (64°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec686564585248474851545963
Data source: Temperature data for Casterton 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.

July Precipitation in Casterton

In Casterton in July, the precipitation amount is 73 mm (2.9 in) over the course of 13 days.

July Precipitation Trends in Casterton

The chart displays monthly precipitation patterns in Casterton, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Casterton, July typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec262323376844737366635735
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Casterton

In Casterton in July, humidity is 80%. With an average temperature of 8°C (47°F), this humidity feels like you're walking through a heavy mist, making your clothes cling to your skin and every step prone to a shiver, which can be quite uncomfortable for traveling.

July Average Humidity in Casterton

This chart illustrates the average monthly humidity levels in Casterton, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Casterton is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec45%49%57%67%75%79%80%75%69%59%56%50%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Casterton

In Casterton in July, 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 Casterton, you can check the information here.

Maximum UV Index Levels in Casterton for July

The chart shows the monthly maximum UV Index (UVI) for Casterton in July, 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 July, the maximum UV index in Casterton typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791214
Data source: Casterton July 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 July Weather in Casterton Compares to Other Months

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

This table compares monthly weather conditions in Casterton, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)26 mm (1.0 inches)45%extreme
February Weather18°C (65°F)23 mm (0.9 inches)49%extreme
March Weather18°C (64°F)23 mm (0.9 inches)57%extreme
April Weather14°C (58°F)37 mm (1.5 inches)67%high
May Weather11°C (52°F)67 mm (2.7 inches)75%moderate
June Weather9°C (48°F)44 mm (1.7 inches)79%moderate
July Weather8°C (47°F)73 mm (2.9 inches)80%moderate
August Weather9°C (48°F)73 mm (2.9 inches)75%moderate
September Weather10°C (51°F)66 mm (2.6 inches)69%high
October Weather12°C (55°F)63 mm (2.5 inches)59%very high
November Weather15°C (60°F)57 mm (2.3 inches)56%extreme
December Weather17°C (63°F)35 mm (1.4 inches)50%extreme

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