December Weather in Orewa, New Zealand

Last updated: August 31, 2025

December in Orewa, New Zealand welcomes the summer with a delightful range of temperatures, boasting a maximum of 25°C (78°F) and an average of 19°C (67°F). With a minimum temperature dipping to 12°C (54°F), the weather is comfortably warm for outdoor activities. However, be prepared for the occasional rain, as the month sees approximately 68 mm (2.7 in) of precipitation spread over 11 days, contributing to a humble humidity level of 78%. This combination offers a refreshing coastal ambiance, making December a vibrant time to explore the beauty of Orewa.

December Temperature in Orewa

In December, Orewa, New Zealand experiences a delightful transition into summer, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 25°C (78°F). The average temperature settles at around 19°C (67°F), making it a perfect time for beach outings and outdoor activities. This month marks a noticeable warm-up compared to the cooler temperatures of previous months, as the days gradually lengthen and the warm, sunny weather encourages locals and visitors alike to embrace the vibrant coastal life. With such pleasant conditions, December in Orewa is ideally suited for exploring the stunning beaches and lush landscapes that define this charming region.

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

The chart illustrates December temperature patterns in Orewa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orewa, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec686967636056545556596367
Data source: Temperature data for Orewa 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.

December Precipitation in Orewa

In December, Orewa, New Zealand experiences an average precipitation of 68 mm (2.7 in) over 11 days, marking a decrease from the wetter months preceding it. This pattern indicates a gradual transition into summer, as both the precipitation amount and number of rainy days tend to diminish in comparison to the peak rainfall months of late winter and early spring. Notably, December’s rainfall is less than November’s 78 mm (3.1 in), suggesting a slight easing in the wet conditions that characterize the earlier part of the year. As residents anticipate summer, the lighter rains may bring a welcome reprieve, allowing for a flourishing outdoor season while still providing enough moisture to sustain local ecosystems.

December Precipitation Trends in Orewa

The chart displays monthly precipitation patterns in Orewa, 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 Orewa, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5480921027711199103112867868
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Orewa

In December, Orewa, New Zealand, experiences a humidity level of 78%, slightly below the year's peak levels. As the summer approaches, this month continues the trend of elevated humidity that begins in late spring, with November recording a steady 80%. Throughout the year, humidity in Orewa generally hovers between 74% and 83%, highlighting a pattern of warmth and moisture that characterizes the coastal climate. Interestingly, the slight drop in December sets the stage for the warmer, more humid months ahead, reflecting the region's dynamic weather patterns and inviting those who enjoy a lush, vibrant atmosphere.

December Average Humidity in Orewa

This chart illustrates the average monthly humidity levels in Orewa, 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 Orewa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%76%74%75%80%82%83%81%80%80%80%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Orewa

In December, Orewa, New Zealand, experiences an extreme UV Index of 13, which means that sun exposure can lead to skin damage in just 10 minutes. This marks a continuation of the high UV levels observed in both January and February, when the intensity peaked at 14. As the months progress into autumn, UV levels drop, with a significant decrease to 10 in March, transitioning to more moderate values by June. Notably, with the return of summer, the UV Index in December emphasizes the importance of sun protection, aligning with the trend of fewer safe sun exposure minutes throughout the year. For more detailed information on UV levels in Orewa, visit Orewa UV Index.

Maximum UV Index Levels in Orewa for December

The chart shows the monthly maximum UV Index (UVI) for Orewa 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 Orewa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410753357101213
Data source: Orewa 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.

December Sunshine in Orewa

December in Orewa, New Zealand, is a vibrant celebration of sunshine, with an impressive 346 hours of sunlight gracing the region. This bright finale to the year marks a delightful peak, significantly outshining the preceding months. Notably, as summer approaches, the trend reveals a clear increase in sunlit hours, with December boasting a staggering 38 hours more than November's already generous 308 hours. This gradual climb from the lower light levels of winter, which dip to 189 hours in June, highlights Orewa's transformation into a sun-drenched paradise. Residents and visitors alike savor these sunlit days, ushering in the holiday season with warmth and joy.

Monthly Sunshine Duration in Orewa: December Highlighted

The December sunshine duration represents the total number of hours Orewa experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec285h282h288h236h218h189h218h234h261h287h308h346h
Data source: Orewa December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Orewa During December

In Orewa, New Zealand, the likelihood of sunny weather in December tends to diminish compared to the preceding months, with only a 25% chance of sunshine. This marks a noticeable decline as the year progresses, falling below the 30% mark for the first time since November. Interestingly, the trend shows a gradual decrease in sunny days from the warmer months of late spring and early summer, where chances often hover around the 40% range. As December approaches, residents and visitors alike may want to prepare for a shift towards cloudier, wetter conditions, as the southern hemisphere embarks on its summer season.

Percentage of Sunny Days in December in Orewa

The chart illustrates the percentage of sunny days in Orewa throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Orewa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%40%44%40%39%38%43%41%37%27%33%25%
Data source: Orewa December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Orewa in December

In Orewa, New Zealand, December ushers in a delightful peak of daylight with 14 hours of sunshine, mirroring the extended daylight experienced in November. As summer approaches, daylight gradually increases from 10 hours in May, reaching a pinnacle in the festive month of December. Following this sunny season, daylight begins its gradual decline, dropping to 12 hours in March and all the way down to 9 hours in the heart of winter during June and July. This cyclical pattern not only enhances the summer vibes but also highlights the enchanting ebb and flow of daylight throughout the year, providing a rhythmic backdrop to life in Orewa.

Average Daylight Hours in Orewa for December

The chart illustrates the variation in daylight duration in Orewa throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 19m13h 25m12h 17m11h 7m10h 9m9h 41m9h 55m10h 45m11h 51m13h14h 3m14h 35m
Data source: Orewa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Orewa

As December rolls into Orewa, New Zealand, the average wind speed reaches 5.0 m/s (11 mph), marking a notable upswing as the year draws to a close. Characterized by a gradual increase in wind strength through the winter months, December’s breezes offer a refreshing contrast to the calmer conditions experienced in November, when speeds dropped to 3.7 m/s (8 mph). This rise is part of a seasonal trend where wind speeds typically elevate from the late spring months, peaking in the midst of winter. As residents and visitors soak in the festive spirit, the invigorating December winds serve as a reminder of nature's dynamic rhythm, adding to the coastal charm of Orewa during this lively time of year.

Average December Wind Speed in Orewa

The chart displays monthly wind speed patterns in Orewa, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.34.24.34.64.95.35.55.55.43.75.0 m/s
Data source: Orewa December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Orewa Compares to Other Months

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

In December, the weather features a minimum temperature of 12°C (54°F) and averages around 19°C (67°F), with a maximum reaching 25°C (78°F). This month experiences about 68 mm (2.7 in) of precipitation over 11 days, with humidity levels at 78%.

In contrast, January sees a slight increase in average temperature to 20°C (69°F) with maximums rising to 27°C (80°F), while the minimum remains the same at 12°C (54°F). Precipitation decreases to 54 mm (2.1 in) over just 6 days, resulting in marginally higher humidity at 79%.

For more detailed insights into January's climate, check out Orewa weather in January.

In December, the weather features a mild temperature range with minimums around 12°C (54°F) and maximums peaking at 25°C (78°F), resulting in an average of 19°C (67°F). The month typically sees about 68 mm (2.7 in) of precipitation over 11 days, along with a humidity level of 78%. In contrast, February experiences slightly warmer conditions, with minimum temperatures of 14°C (57°F) and maximums reaching 28°C (82°F), leading to an average temperature of 21°C (70°F). While February's precipitation is slightly higher at 80 mm (3.1 in) over 9 days, the humidity remains relatively stable at 76%. For more detailed information, you can check Orewa weather in February.

December and March exhibit relatively mild temperatures, with December averaging around 19°C (67°F) and March slightly warmer at 20°C (67°F). While December's maximum temperature peaks at 25°C (78°F), March surpasses this with a maximum of 26°C (78°F). Precipitation levels are moderately higher in March, with 92 mm (3.6 in) of rain over 12 days compared to December's 68 mm (2.7 in) across 11 days. Humidity is also notable, being 78% in December and slightly lower at 74% in March, making both months feel pleasant yet occasionally damp. For more detailed information, check Orewa weather in March.

In December, temperatures range from a minimum of 12°C (54°F) to a pleasant maximum of 25°C (78°F), with an average of 19°C (67°F). The month experiences approximately 68 mm (2.7 in) of precipitation over 11 days, and humidity levels hover around 78%. In contrast, April features slightly cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 24°C (75°F), averaging 17°C (64°F). However, April sees increased precipitation, totaling 102 mm (4.0 in) over the same number of rainy days, and humidity is a bit lower at 74%. For more details on the weather conditions in April, you can visit Orewa weather in April.

In comparing the weather between December and May, we see some notable differences. December experiences a warmer climate with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 25°C (78°F), while May is cooler, with temperatures varying from 6°C (44°F) to 22°C (71°F). Despite having similar numbers of precipitation days, December sees slightly lower rainfall at 68 mm (2.7 in), compared to May's 77 mm (3.0 in). Humidity levels are quite comparable, at 78% in December and 80% in May, contributing to a slightly damp atmosphere in both months. For more detailed weather insights specific to May, you can visit Orewa weather in May.

In December, the weather is generally warmer, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 25°C (78°F), while June is significantly cooler, featuring a minimum of 6°C (42°F) and a maximum of 19°C (67°F). December experiences relatively less precipitation, with about 68 mm (2.7 in) falling over 11 days, compared to June’s 111 mm (4.4 in) over the same number of days. Humidity levels are slightly higher in June at 82%, while December hovers around 78%. For a more detailed look at June's weather conditions, you can visit Orewa weather in June.

In December, the weather showcases warmer temperatures with a minimum of 12°C (54°F) and an average of 19°C (67°F), peaking at a comfortable 25°C (78°F). In contrast, July presents a cooler climate, where temperatures drop with a minimum of 5°C (41°F) and an average of 12°C (54°F), reaching a maximum of only 18°C (65°F). Precipitation is prevalent in both months, with December experiencing 68 mm (2.7 in) over 11 days, while July sees slightly higher rainfall at 99 mm (3.9 in) over 13 days. Moreover, humidity levels are relatively high in both months, with December at 78% and July at 83%. For a more detailed look at July weather, visit Orewa weather in July.

In December, the weather is generally warmer, with minimum temperatures around 12°C (54°F) and an average of 19°C (67°F), peaking at a maximum of 25°C (78°F). This month experiences less precipitation, totaling 68 mm (2.7 inches) over approximately 11 days, while humidity hovers around 78%. In contrast, August presents cooler conditions, with minimum temperatures dropping to 6°C (43°F) and an average temperature of just 13°C (55°F), peaking at 19°C (66°F). Precipitation is higher in August, totaling 103 mm (4.1 inches) across 14 days, along with slightly increased humidity at 80%. For more detailed information, you can check Orewa weather in August.

December offers warmer temperatures compared to September, with a minimum of 12°C (54°F), an average of 19°C (67°F), and a maximum of 25°C (78°F). In contrast, September experiences cooler temperatures, with a minimum of 6°C (43°F), an average of 13°C (56°F), and a maximum of 20°C (69°F). Precipitation levels are notably higher in September, reaching 112 mm (4.4 in) over 14 days, compared to December's 68 mm (2.7 in) over 11 days. Humidity remains relatively similar in both months, with December at 78% and September slightly higher at 80%. For more detailed insights on September weather, you can check out Orewa weather in September.

In comparing the weather of October and December, December tends to be warmer with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 25°C (78°F), while October's temperatures are slightly cooler, with a minimum of 7°C (46°F) and a maximum of 22°C (72°F). Rainfall in October is also higher, with an average of 86 mm (3.4 in) over 12 days compared to December's 68 mm (2.7 in) over 11 days. Humidity levels are fairly similar, sitting at 78% in December and 80% in October, indicating a consistently moist climate throughout both months. For a more detailed look at October's weather, you can refer to Orewa weather in October.

In comparing the weather of December and November, December boasts slightly warmer temperatures, with an average of 19°C (67°F) compared to November's 17°C (63°F). The minimum temperature in December is also a bit higher at 12°C (54°F) versus November's 10°C (51°F), while the maximum temperature remains similar, with December reaching up to 25°C (78°F) and November peaking at 24°C (76°F). Precipitation is slightly lower in December, totaling 68 mm (2.7 in) compared to 78 mm (3.1 in) in November, although both months experience rain on 11 days. Humidity is marginally lower in December at 78%, compared to November's 80%. For more detailed insights, you can check Orewa weather in November.

Compare Orewa's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Orewa

In December, Orewa shines with a warm and inviting climate that distinctly contrasts with the cooler months. With average temperatures rising to a comfortable 19°C, holiday revelers can enjoy a pleasant escape as summer begins in New Zealand. While the humidity remains relatively high at 78%, the occasional rain—spreading across about half the month—ensures the lush landscapes thrive. This month marks a significant departure from the chill of winter and the mildness of spring, inviting locals and visitors alike to indulge in the vibrant outdoor activities that Orewa has to offer. To learn more about the climate throughout the year, visit Orewa Climate.