nomadseason

April Weather in Casterton, Australia

Last updated: August 22, 2025

In April, the average temperature in Casterton, Australia is a mild 14°C (58°F). Expect a range that can dip as low as 3°C (37°F) and soar to 33°C (92°F). During this time, precipitation totals around 37 mm (1.5 in), typically spread over 7 days, with an average humidity of 67%. Perfect for those who enjoy a mix of warmth and a little rain!

April Temperature in Casterton

In April in Casterton, the average temperature is 14°C (58°F). Maximums can reach 33°C (92°F) and minimums can be as low as 3°C (37°F). This range makes Casterton an ideal destination for travelers seeking a variety of outdoor experiences.

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

The chart illustrates April 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, April typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (92°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec686564585248474851545963
Data source: Temperature data for Casterton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Casterton

In Casterton in April, the precipitation amount is 37 mm (1.5 in) during a span of 7 days.

April Precipitation Trends in Casterton

The chart displays monthly precipitation patterns in Casterton, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Casterton, April typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec262323376844737366635735
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Casterton

In Casterton in April, humidity is 67%. With an average temperature of 14°C (58°F), this humidity feels like a damp blanket enveloping you, making travel a bit uncomfortable as you navigate through the moist air.

April Average Humidity in Casterton

This chart illustrates the average monthly humidity levels in Casterton, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Casterton is approximately 67%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Casterton

In Casterton in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Casterton.

Maximum UV Index Levels in Casterton for April

The chart shows the monthly maximum UV Index (UVI) for Casterton in April, 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 April, the maximum UV index in Casterton typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791214
Data source: Casterton April 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 April 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 April’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 April’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

Compare Casterton's Climate with Cities Worldwide