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December Weather in Opotiki, New Zealand

Last updated: August 31, 2025

The average temperature in Opotiki, New Zealand during December is a pleasant 18°C (65°F), ranging from a cool 9°C (49°F) to a warm 27°C (80°F). Visitors should be prepared for potential rain, with an average precipitation of 150 mm (5.9 in) spread over 14 days. Expect the atmosphere to be relatively humid, with an average humidity level of 66%.

December Temperature in Opotiki

In December in Opotiki, the average temperature is 18°C (65°F). Maximums can reach 27°C (80°F) and minimums can be as low as 9°C (49°F). This pleasant climate makes Opotiki an ideal destination for travelers seeking comfortable weather.

December Weather in Opotiki: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Opotiki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Opotiki, December typically has an average temperature of 18°C (65°F), with highs reaching up to 27°C (80°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec676764605552505153566064
Data source: Temperature data for Opotiki 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.

December Precipitation in Opotiki

In Opotiki in December, the total precipitation amount is 150 mm (5.9 in), occurring over a span of 14 days.

December Precipitation Trends in Opotiki

The chart displays monthly precipitation patterns in Opotiki, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Opotiki, December typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec70109131151130157161189151141126150
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Opotiki

In Opotiki in December humidity is 66%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making travel comfortable yet slightly sticky, perfect for leisurely strolls but requiring light, breathable clothing to fully enjoy the experience.

December Average Humidity in Opotiki

This chart illustrates the average monthly humidity levels in Opotiki, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Opotiki is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%69%71%74%83%86%86%83%78%77%74%66%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Opotiki

In Opotiki in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Opotiki.

Maximum UV Index Levels in Opotiki for December

The chart shows the monthly maximum UV Index (UVI) for Opotiki in December, 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 December, the maximum UV index in Opotiki typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14131074335791113
Data source: Opotiki December 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 December Weather in Opotiki Compares to Other Months

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

This table compares monthly weather conditions in Opotiki, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (67°F)70 mm (2.8 inches)69%extreme
February Weather19°C (67°F)109 mm (4.3 inches)69%extreme
March Weather18°C (64°F)131 mm (5.1 inches)71%very high
April Weather15°C (60°F)151 mm (5.9 inches)74%high
May Weather13°C (56°F)130 mm (5.1 inches)83%moderate
June Weather11°C (53°F)157 mm (6.2 inches)85%moderate
July Weather10°C (51°F)161 mm (6.3 inches)86%moderate
August Weather11°C (51°F)189 mm (7.4 inches)83%moderate
September Weather12°C (53°F)151 mm (6.0 inches)78%high
October Weather13°C (56°F)141 mm (5.5 inches)77%very high
November Weather16°C (61°F)126 mm (5.0 inches)74%extreme
December Weather18°C (65°F)150 mm (5.9 inches)66%extreme

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