August Weather in Oneroa, New Zealand

Last updated: August 31, 2025

In Oneroa, New Zealand, the weather in August presents a mild yet variable climate that captivates residents and visitors alike. With a maximum temperature reaching 17°C (63°F) and an average of 13°C (56°F), the air carries a gentle chill, especially as the minimum temperature dips to 8°C (47°F). August is characterized by an average precipitation of 106 mm (4.2 in), falling over 14 days, which contributes to the lush scenery. The humidity level stands at approximately 80%, enhancing the refreshing coastal experience. Overall, August in Oneroa blends moderate temperatures with frequent showers, creating a dynamic and enchanting atmosphere.

August Temperature in Oneroa

In Oneroa, New Zealand, August marks the transition from winter to early spring, with temperatures hovering between a minimum of 8°C (47°F) and a maximum of 17°C (63°F). The average temperature settles at a cool 13°C (56°F), mirroring the mild conditions of July and signaling a gradual warming trend as the year progresses. As days grow longer, residents and visitors can expect invigorating breezes and crisp mornings, ideal for exploring the scenic beauty of the surrounding landscapes. This period is characterized by a sense of anticipation, as the region prepares to shake off the last chills of winter and embrace the blooms of spring just around the corner.

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

The chart illustrates August temperature patterns in Oneroa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oneroa, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec686968646157555556596266
Data source: Temperature data for Oneroa 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 Oneroa

In Oneroa, New Zealand, August marks a notable peak in precipitation, with 106 mm (4.2 in) of rain falling over 14 days. This trend of consistently high rainfall continues from July's 100 mm, emphasizing a wetter winter season that persists into late winter. Following a gradual rise in precipitation from January's modest 55 mm, the winter months show a clear increase, culminating in the transitional months of August and September, both receiving equal amounts of rainfall. As Oneroa transitions into spring, this extended pattern of increased rainy days indicates a significant shift in climate, which not only impacts local flora and fauna but also sets the stage for the milder, drier months ahead.

August Precipitation Trends in Oneroa

The chart displays monthly precipitation patterns in Oneroa, 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 Oneroa, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec55839311486117100106106807470
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Oneroa

In Oneroa, New Zealand, the humidity levels exhibit intriguing seasonal trends throughout the year. August, with a humidity level of 80%, maintains a consistency seen in the preceding months, reflecting a slight decline from the peak 83% observed in July. Interestingly, the mid-year months, particularly June and July, tend to be the most humid, hovering around 82% to 83%, while the transition into spring results in a stable humidity of 80% from September through November. While January starts off with a lush 79%, it gradually descends towards the lower end of the scale during March and April, settling back up as the year progresses. Overall, Oneroa's humidity is generally high, creating a lush, vibrant atmosphere that characterizes its coastal charm.

August Average Humidity in Oneroa

This chart illustrates the average monthly humidity levels in Oneroa, 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 Oneroa 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Oneroa

In Oneroa, New Zealand, the August UV Index reflects a transition towards milder conditions compared to the peak summer months. With a UV Index of 5, categorized as moderate, residents and visitors can expect 30 minutes of safe sun exposure before risking skin damage. This signals a softening from the extreme indices experienced earlier in the year—peaking at 14 in January and February. As the seasons shift, the UV Index gradually begins to climb again, hinting at the warmer days ahead. It’s essential to remain sun-aware even in August, especially considering the upcoming high levels forecasted in spring. For more detailed information, check out Oneroa UV Index.

Maximum UV Index Levels in Oneroa for August

The chart shows the monthly maximum UV Index (UVI) for Oneroa 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 Oneroa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410743357101113
Data source: Oneroa 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.

August Sunshine in Oneroa

August marks a vibrant transition in Oneroa, New Zealand, as the community enjoys 234 hours of sunshine. This glimmer of warmth comes after cooler winter months, where sunshine dipped to around 187 hours in June. As the days gradually lengthen, August foreshadows the bright spell of spring, leading into September and October, which see a significant increase in sunlight, reaching 259 and 284 hours, respectively. The upward trend in sunshine hours highlights the region's seasonal shift, with November and December boasting the most sunlight, peaking at 306 and a remarkable 346 hours—a delightful invitation to indulge in outdoor escapades. As Oneroa warms up, August serves as a beautiful prelude to the summer splendor ahead.

Monthly Sunshine Duration in Oneroa: August Highlighted

The August sunshine duration represents the total number of hours Oneroa experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec284h282h287h235h216h187h214h234h259h284h306h346h
Data source: Oneroa August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oneroa During August

In Oneroa, New Zealand, August sees a 43% chance of sunny weather, making it one of the more favorable months for sunshine as winter starts to wane. While this probability is slightly lower than the peak summer months of January and February, which boast chances of 50% and 44%, August maintains steady potential similar to the early winter months. This trend reveals a clearly defined seasonal pattern, where the likelihood of sunshine gradually diminishes as the year progresses toward the cooler months, with October's drop to just 29% marking the onset of a more overcast season. Thus, while August is not guaranteed to be bright, it offers a delightful glimpse of the sunny days that lie ahead.

Percentage of Sunny Days in August in Oneroa

The chart illustrates the percentage of sunny days in Oneroa throughout the year, with August 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 Oneroa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%44%45%41%41%40%43%43%38%29%38%27%
Data source: Oneroa August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oneroa in August

In Oneroa, New Zealand, August marks a subtle transition in daylight hours, welcoming back the lengthening days after the depths of winter. With 10 hours of daylight, this month begins a gradual ascent in daylight duration, aligning with the natural rhythm of the seasons. Following the 9 hours of sunlight in July, August hints at the approaching spring, as daylight steadily increases. The trend continues into September, where daylight expands to 11 hours, and further enhances the sense of renewal as the year progresses. This annual ebb and flow of sunlight not only shapes the landscape but also uplifts the spirits of those who inhabit this beautiful coastal region.

Average Daylight Hours in Oneroa for August

The chart illustrates the variation in daylight duration in Oneroa throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 20m13h 26m12h 17m11h 7m10h 8m9h 39m9h 54m10h 44m11h 51m13h 1m14h 4m14h 36m
Data source: Oneroa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Oneroa

In Oneroa, New Zealand, the August winds mark the peak of a steady increase in average wind speeds throughout the winter months. Starting from a gentle 4.8 m/s (11 mph) in January, the winds gradually build, reaching a notable 6.2 m/s (14 mph) by August, a trend reflecting the island’s dynamic weather patterns. This rise peaks in the heart of winter before tapering off in the warmer months, as November brings a more tranquil 4.2 m/s (9 mph). With wind speeds remaining robust in the late winter to early spring, Oneroa's breezy charm continues to offer a refreshing experience, perfect for those who enjoy the invigorating touch of the elements.

Average August Wind Speed in Oneroa

The chart displays monthly wind speed patterns in Oneroa, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.85.14.95.15.45.56.06.2 m/s6.26.24.25.9
Data source: Oneroa August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Oneroa Compares to Other Months

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

When comparing the weather in August and January, a stark contrast emerges. August experiences cooler temperatures, with averages around 13°C (56°F) and maximums peaking at 17°C (63°F), while January enjoys a much warmer climate, with average temperatures reaching 20°C (68°F) and highs of 26°C (78°F). Additionally, August is quite wet, averaging 106 mm (4.2 in) of precipitation over 14 days, whereas January is relatively drier, with only 55 mm (2.2 in) falling over 5 days. Interestingly, the humidity levels remain quite similar between the two months, hovering around 80% in August and 79% in January. For more detailed information, you can refer to Oneroa weather in January.

In comparing the weather between August and February, notable differences emerge in both temperature and precipitation. August presents cooler conditions, with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 17°C (63°F), alongside a higher total precipitation of 106 mm (4.2 in) spread over 14 days. In contrast, February enjoys warmer weather, with average temperatures between 16°C (60°F) and 26°C (79°F), and a lower precipitation of 82 mm (3.2 in) over just 8 days. Additionally, humidity levels are slightly higher in August at 80% compared to February's 76%. This shift from cooler, wetter conditions in August to the warmer, drier climate of February is evident when examining the data, such as in the detailed Oneroa weather in February.

When comparing the weather in August and March, the differences in temperature and precipitation are striking. August features cooler temperatures, with minimums around 8°C (47°F) and a maximum of 17°C (63°F), whereas March enjoys warmer climes, averaging between 14°C (58°F) at night and 24°C (76°F) during the day. Precipitation is slightly higher in August, totaling 106 mm (4.2 in) over 14 days, compared to March's 93 mm (3.6 in) over 11 days. Additionally, humidity levels are higher in August at 80%, compared to 74% in March. For more details on the weather in March, you can visit Oneroa weather in March.

When comparing the weather between August and April, notable differences emerge. August experiences cooler temperatures, with a minimum of 8°C (47°F) and an average around 13°C (56°F), while April boasts warmer conditions, starting at 11°C (52°F) and reaching an average of 18°C (65°F). In terms of maximum temperatures, April peaks at 22°C (72°F), significantly warmer than August’s maximum of 17°C (63°F). Although both months have similar precipitation levels, with August recording 106 mm (4.2 in) over 14 days and April slightly higher at 114 mm (4.5 in) over just 12 days, April's lower humidity at 74% compared to August's 80% makes it feel drier. For a deeper look at April weather specifics, visit Oneroa weather in April.

When comparing the weather conditions of August and May, it's clear that May typically enjoys warmer temperatures. In May, the average temperature reaches around 16°C (61°F), with a maximum of 20°C (69°F), while August lingers at a cooler average of 13°C (56°F) and a maximum of 17°C (63°F). Although August experiences slightly more precipitation, with 106 mm (4.2 in) over 14 days compared to May's 86 mm (3.4 in) over 12 days, both months share a relatively high humidity level of 80%. For more detailed insights, you can check Oneroa weather in May.

In comparing the weather of August and June, we observe that both months experience similar minimum temperatures, with lows around 8°C (47°F). However, June tends to be slightly warmer overall, with an average temperature of 14°C (57°F) compared to August's average of 13°C (56°F). Max temperatures also reflect this trend, reaching up to 19°C (66°F) in June, while August peaks at 17°C (63°F). Rainfall is another variable, with August receiving 106 mm (4.2 in) over 14 days, whereas June has a slightly higher precipitation level of 117 mm (4.6 in) but over just 11 days. Humidity levels remain high for both months, at 80% in August and 82% in June. For a more detailed look at June weather, you can check Oneroa weather in June.

August and July experience quite similar weather patterns, with both months showcasing average temperatures around 13°C (55°F) and maximums reaching 17°C (63°F). However, August is slightly cooler with a minimum temperature of 8°C (47°F), compared to July's 7°C (45°F). Precipitation levels also increase slightly in August, with 106 mm (4.2 in) falling over 14 days, while July sees 100 mm (3.9 in) over 12 days. Humidity is marginally lower in August at 80%, compared to July's 83%. For more details about July's weather, you can visit Oneroa weather in July.

In comparing the weather between August and September, we see that both months share similar temperature patterns, with minimum temperatures around 8°C (47°F) and average temperatures hovering at 13°C (56°F). However, September experiences a slightly warmer maximum temperature of 18°C (64°F) compared to August's 17°C (63°F). Precipitation levels remain consistent in both months, with approximately 106 mm (4.2 in) of rain falling over a similar number of days—14 days in August and 13 in September, resulting in equal humidity levels of 80%. For more detailed information, you can check Oneroa weather in September.

The weather in August and October exhibits some notable differences. In August, temperatures range from a minimum of 8°C (47°F) to a maximum of 17°C (63°F), with an average of 13°C (56°F). Precipitation is higher during this month, totaling 106 mm (4.2 in) over approximately 14 days, while humidity remains high at 80%. In contrast, October sees slightly warmer temperatures, with a minimum of 9°C (49°F), an average of 15°C (59°F), and a maximum of 19°C (67°F). The precipitation decreases to 80 mm (3.2 in) over 11 days, yet humidity remains constant at 80%. For more detailed information about October weather, visit Oneroa weather in October.

In August, the weather is notably cooler, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 17°C (63°F) and an average of 13°C (56°F). This month experiences more precipitation, with around 106 mm (4.2 in) falling over about 14 days, contributing to a rather humid atmosphere at 80%. In contrast, November brings warmer weather, with temperatures increasing to a minimum of 12°C (54°F) and peaking at 22°C (73°F), averaging at 17°C (63°F). Precipitation also decreases significantly to 74 mm (2.9 in) spread over 11 days, while humidity remains constant at 80%. For more detailed information, check out Oneroa weather in November.

In comparing the weather of August and December, significant differences emerge. August experiences cooler temperatures with a minimum of 8°C (47°F) and an average of 13°C (56°F), while December offers milder conditions, with a minimum of 13°C (55°F) and an average of 19°C (67°F). Additionally, August sees more precipitation, accumulating 106 mm (4.2 in) over 14 days, compared to December's 70 mm (2.7 in) over 10 days. The humidity levels are relatively similar, with August at 80% and December slightly lower at 78%. For those interested in the specifics of December weather, you can find more details here: Oneroa weather in December.

Compare Oneroa's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Oneroa

As summer wanes, August in Oneroa ushers in a cooler atmosphere marked by increased humidity and notable rainfall, setting it apart from the warmer, drier months of the year. With average temperatures dipping to a brisk 13°C, the vibrancy of the coastal town is framed by occasional showers that contribute to the lush landscape. While the skies may often be overcast, the moody weather enhances the charm of Oneroa, inviting both locals and visitors to enjoy cozy indoor activities and stunning coastal views. For those keen on understanding more about the climatic shifts, visit Oneroa Climate for a deeper insight.