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August Weather in Masterton, New Zealand

Last updated: August 31, 2025

In August, the average temperature in Masterton, New Zealand hovers around 9°C (48°F), with a minimum of -1°C (31°F) and a maximum reaching up to 15°C (60°F). During this time, expect about 80 mm (3.1 in) of precipitation spread over 13 days, contributing to an average humidity of 81%. Whether you’re braving the chill or enjoying the cozy atmosphere, be prepared for a mix of weather!

August Temperature in Masterton

In August in Masterton, the average temperature is 9°C (48°F). Maximum temperatures can reach 15°C (60°F), while minimums can drop as low as -1°C (31°F). This moderate climate makes Masterton an ideal destination for travelers seeking a mix of cool and mild weather.

August Weather in Masterton: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Masterton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Masterton, August typically has an average temperature of 9°C (48°F), with highs reaching up to 15°C (60°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec626260555249474850535660
Data source: Temperature data for Masterton 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.

August Precipitation in Masterton

In Masterton in August, the precipitation amount is 80 mm (3.1 in) spread over the course of 13 days.

August Precipitation Trends in Masterton

The chart displays monthly precipitation patterns in Masterton, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Masterton, August typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec53618410460102888010286103132
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Masterton

In Masterton in August, humidity is 81%. With an average temperature of 9°C (48°F), this humidity feels like a chilly, damp embrace that can make outdoor activities less enjoyable and may require extra layers to stay comfortable while traveling.

August Average Humidity in Masterton

This chart illustrates the average monthly humidity levels in Masterton, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Masterton is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%76%77%82%83%84%81%80%79%78%75%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Masterton

In Masterton in August, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Masterton for better planning.

Maximum UV Index Levels in Masterton for August

The chart shows the monthly maximum UV Index (UVI) for Masterton in August, 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 August, the maximum UV index in Masterton typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1313974224691113
Data source: Masterton August 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 August Weather in Masterton Compares to Other Months

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

This table compares monthly weather conditions in Masterton, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)53 mm (2.1 inches)75%extreme
February Weather17°C (63°F)61 mm (2.4 inches)76%extreme
March Weather15°C (60°F)84 mm (3.3 inches)75%very high
April Weather13°C (56°F)104 mm (4.1 inches)77%high
May Weather11°C (52°F)60 mm (2.3 inches)82%moderate
June Weather9°C (49°F)102 mm (4.0 inches)83%low
July Weather8°C (47°F)88 mm (3.5 inches)83%low
August Weather9°C (48°F)80 mm (3.1 inches)81%moderate
September Weather10°C (50°F)102 mm (4.0 inches)80%high
October Weather11°C (53°F)86 mm (3.4 inches)79%very high
November Weather14°C (57°F)103 mm (4.0 inches)78%extreme
December Weather16°C (60°F)132 mm (5.2 inches)75%extreme

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