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August Weather in Renwick, New Zealand

Last updated: August 31, 2025

In August, the average temperature in Renwick, New Zealand hovers around 7°C (45°F). Expect chilly days where the minimum temperature can dip to -3°C (27°F), while highs may reach up to 18°C (65°F). With 97 mm (3.8 in) of precipitation spread across 12 days, it’s advisable to keep an umbrella handy. Additionally, prepare for a relatively high average humidity of 83%, making the air feel a bit cooler and damp.

August Temperature in Renwick

In August in Renwick, the average temperature is 7°C (45°F). The maximum can reach 18°C (65°F), while the minimum can drop as low as -3°C (27°F). Travelers should be prepared for a mix of mild and chilly weather during this time.

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

The chart illustrates August temperature patterns in Renwick, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Renwick, August typically has an average temperature of 7°C (45°F), with highs reaching up to 18°C (65°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec636258534944434548525660
Data source: Temperature data for Renwick 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 Renwick

In Renwick in August, the precipitation amount is 97 mm (3.8 in) spread over 12 days.

August Precipitation Trends in Renwick

The chart displays monthly precipitation patterns in Renwick, 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 Renwick, August typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6077861141057113297109100105138
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Renwick

In Renwick in August, humidity is 83%. With an average temperature of 7°C (45°F), this humidity feels like a chilly blanket wrapping around you, making travel somewhat uncomfortable as you navigate the dampness that settles in your clothes, leading to a heavy and muggy experience outdoors.

August Average Humidity in Renwick

This chart illustrates the average monthly humidity levels in Renwick, 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 Renwick is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%79%79%80%84%86%86%83%83%82%82%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Renwick

In Renwick 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 Renwick for better planning.

Maximum UV Index Levels in Renwick for August

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

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

This table compares monthly weather conditions in Renwick, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)60 mm (2.4 inches)79%extreme
February Weather16°C (62°F)77 mm (3.0 inches)79%extreme
March Weather15°C (59°F)86 mm (3.4 inches)79%very high
April Weather12°C (53°F)114 mm (4.5 inches)80%high
May Weather9°C (49°F)105 mm (4.1 inches)84%moderate
June Weather7°C (45°F)70 mm (2.8 inches)86%low
July Weather6°C (43°F)132 mm (5.2 inches)86%low
August Weather7°C (45°F)97 mm (3.8 inches)83%moderate
September Weather9°C (48°F)109 mm (4.3 inches)83%high
October Weather11°C (52°F)100 mm (3.9 inches)82%very high
November Weather13°C (56°F)105 mm (4.1 inches)82%extreme
December Weather15°C (60°F)138 mm (5.4 inches)81%extreme

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