Last updated: August 31, 2025
September in Oneroa, New Zealand, marks the transition into spring, characterized by a pleasant yet varied climate. With a maximum temperature of 18°C (64°F) and an average of 13°C (56°F), the days offer a mild warmth ideal for exploring the stunning landscapes. Visitors should be prepared for occasional rain, as 106 mm (4.2 in) of precipitation falls over 13 days throughout the month, creating lush greenery. The relatively high humidity of 80% adds a refreshing coolness to the air, making this coastal town a picturesque destination for those looking to embrace the beauty of springtime in New Zealand.
As September arrives in Oneroa, New Zealand, the temperatures begin to show the first signs of spring. With a minimum of 8°C (46°F), an average of 13°C (56°F), and a maximum reaching 18°C (64°F), the weather is gradually warming up compared to the chillier winter months. This transitional period marks a noticeable shift from the cooler temperatures experienced in July and August, where highs barely touched 17°C. The increase in warmth is a prelude to the outdoor activities that beckon as the region moves into the more temperate months ahead. Vibrant blooms and longer days are just around the corner, making September a delightful time for visitors and residents alike to embrace the fresh, invigorating atmosphere of this beautiful coastal locale.
In September, Oneroa experiences a substantial 106 mm (4.2 in) of precipitation, maintaining the same rainfall level as August. This month sees the rain spread out over 13 days, indicating a fairly consistent pattern of wet weather. Compared to earlier months, September reflects a peak in precipitation just before the transition to drier October, which receives 80 mm (3.2 in). The rainfall trend in these months suggests a gradual increase leading into spring, making it an essential time for local vegetation. Overall, the consistent rainfall in September marks a pivotal point in Oneroa’s climatic cycle as it prepares for the warmer seasons ahead.
In Oneroa, New Zealand, September experiences a humidity level of 80%, consistent with the humid atmosphere seen throughout late winter and early spring. As the seasons shift from the cooler months, where humidity peaked at 83% in July and remained high at 82% in June, September maintains a notable level of moisture in the air. This steady humidity trend, lingering at 80% in both September and October, suggests a transitional period as the region moves towards the warmer summer months. Comparatively, it marks an increase from the drier late summer months of February (76%) and March (74%), illustrating how Oneroa serves as a lush, verdant haven as it welcomes the new season.
September in Oneroa, New Zealand marks a transition in UV exposure as the seasons shift. With a UV Index of 7, categorized as high, locals and visitors alike should be mindful of sun exposure, as the burn time decreases to just 25 minutes. This rise from the moderate levels seen in the previous months signals the approach of warmer days ahead. Compared to the lower indices of winter, September's UV levels encourage a proactive approach to sun safety, especially as the index is set to climb even higher in the subsequent months. As you enjoy the springtime in Oneroa, remember to protect your skin and stay informed about the Oneroa UV Index.
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As summer winds down in Oneroa, September brings a delightful transition with an impressive 259 hours of sunshine, a notable increase compared to the previous winter months. While the hours of sunshine dipped in May and June, September marks a shift toward brighter days, almost catching up with the promising start of spring in October. This gradual rise from the brisk winter months captures the beauty of Oneroa, with each sunny hour inviting both locals and visitors to enjoy the splendor of the region's stunning landscapes. With the sun shining longer each day, September sets the stage for a vibrant and welcoming season ahead, perfect for seaside strolls and outdoor adventures.
As September rolls into Oneroa, New Zealand, the likelihood of sunny weather begins to wane, with only 38% chance of clear skies. This marks a noticeable dip compared to the earlier months of the year, where sunshine prevails more frequently. Throughout the summer, particularly in January and February, the weather boasts sunny probabilities of 50% and 44% respectively. As the seasons transition, the amount of sunshine gradually declines, peaking in winter with a modest 40% in June. By contrast, September signals the onset of spring, yet it remains one of the cooler months, suggesting that outdoor enthusiasts might need to embrace a blend of sun and clouds during their visits.
As spring begins to unfold in Oneroa, September brings a pleasant increase in daylight, featuring 11 hours of sunlight each day. This marks a subtle transition from the shorter days of winter, where daylight dipped to 9 hours in June and July. The trend reflects the gradual lengthening of days as the year progresses towards summer, culminating in December’s peak of 14 hours of daylight. Each month, sunlight incrementally returns, enhancing the vibrant atmosphere and inviting outdoor activities, all a part of the region’s rhythmic seasonal cycle. The shift from summer's extendable days to winter's cozy evenings creates a dynamic tapestry of light that captivates both residents and visitors alike.
In September, Oneroa, New Zealand experiences a steady wind, with an average speed of 6.2 m/s (14 mph). This marks a continuation of the increasing trend seen in the winter months, where winds steadily picked up from 4.8 m/s (11 mph) at the beginning of the year to a robust 6.0 m/s (13 mph) in July. As spring approaches, September's breezy conditions provide a refreshing backdrop to the blossoming landscape, maintaining consistency with the wind speeds of August and the upcoming October. This slight surge in windiness sets a lively tone for the vibrant changes of the season, showcasing Oneroa's dynamic climate.
Weather in Oneroa varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Oneroa, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present distinctly different weather patterns. In September, temperatures range from a chilly minimum of 8°C (46°F) to a comfortable maximum of 18°C (64°F), with an average of 13°C (56°F). The month experiences relatively high precipitation, totaling 106 mm (4.2 in) over 13 days, resulting in an 80% humidity level. In contrast, January welcomes warmer conditions, with a minimum temperature of 15°C (59°F) and a maximum of 26°C (78°F), averaging 20°C (68°F). Precipitation decreases significantly to 55 mm (2.2 in) over just 5 days, and humidity is marginally lower at 79%. For more insights on January weather specifics, you can check Oneroa weather in January.
In September, temperatures start to cool down, ranging from a minimum of 8°C (46°F) to a maximum of 18°C (64°F), with an average of 13°C (56°F). The month experiences considerable rainfall, totaling 106 mm (4.2 in) over about 13 rainy days and maintaining a humidity level of 80%. In contrast, February is notably warmer, with temperatures varying from a minimum of 16°C (60°F) to a maximum of 26°C (79°F), averaging 21°C (69°F). Rainfall in February is less frequent, amounting to 82 mm (3.2 in) over 8 days, and humidity is slightly lower at 76%. For a more detailed overview of February's weather, check out Oneroa weather in February.
In comparing the weather of September and March, we notice distinct differences in temperature and humidity. September experiences cooler temperatures, with a minimum of 8°C (46°F) and an average of 13°C (56°F), while March brings warmer conditions, starting at a minimum of 14°C (58°F) and averaging 20°C (68°F). Rainfall patterns also vary slightly; September sees 106 mm (4.2 in) of precipitation over 13 days, whereas March records 93 mm (3.6 in) over 11 days, indicating a slightly drier month. Additionally, March has lower humidity at 74%, compared to September's 80%, making it feel more comfortable. For a detailed look at March weather specifically, visit Oneroa weather in March.
When comparing the weather between September and April, notable differences emerge in temperature and humidity. September experiences cooler temperatures with a minimum of 8°C (46°F) and a maximum of 18°C (64°F), while April enjoys milder weather, starting at 11°C (52°F) and reaching up to 22°C (72°F). Precipitation levels are similar, with September receiving 106 mm (4.2 in) over 13 days and April slightly higher at 114 mm (4.5 in) across 12 days. Humidity is also higher in September at 80%, compared to April's more moderate 74%. For more detailed information on April weather, visit Oneroa weather in April.
September typically welcomes cooler temperatures compared to May, with average daily highs reaching only 18°C (64°F) versus May's warmer average of 20°C (69°F). Both months share a similar minimum temperature of around 8°C, making the early fall and late spring months feel relatively consistent at night. However, May enjoys less precipitation overall, with 86 mm (3.4 in) spread across 12 days, compared to September's 106 mm (4.2 in) over 13 days. The humidity remains constant at 80% for both months, resulting in a similar feeling of moisture in the air. For a closer look at the weather specifics, check out Oneroa weather in May.
In comparison to June, September tends to be slightly cooler with average temperatures ranging from a minimum of 8°C (46°F) to a maximum of 18°C (64°F). June has comparable minimum temperatures but offers a slightly warmer average of 14°C (57°F) and a maximum of 19°C (66°F). Both months experience significant precipitation, with September receiving 106 mm (4.2 in) over 13 days and June accumulating 117 mm (4.6 in) across 11 days. Humidity levels are similar as well, with September at 80% and June at 82%. For a detailed look at the weather in June, you can visit Oneroa weather in June.
In comparing the weather between September and July, both months exhibit similar average temperatures, with September showing a min of 8°C and a max of 18°C, while July ranges from a min of 7°C to a max of 17°C. However, September experiences slightly more precipitation, totaling 106 mm over 13 days, compared to July's 100 mm over 12 days. Notably, September's humidity is lower at 80%, compared to July's higher average of 83%. For a more detailed look at July's weather, refer to Oneroa weather in July.
In comparing the weather between September and August, we find that both months share similar temperature ranges, with September experiencing a slight increase in maximum temperature at 18°C (64°F), compared to August's 17°C (63°F). The minimum temperatures remain nearly identical, with September starting at 8°C (46°F) and August at 8°C (47°F). Precipitation levels are the same at 106 mm (4.2 in) for both months, although September has one less day of rain, totaling 13 days compared to August's 14 days. The humidity also stays consistent at 80% throughout both months. For more details on August weather, you can check Oneroa weather in August.
In September, the weather tends to be cooler with average temperatures ranging from a minimum of 8°C (46°F) to a maximum of 18°C (64°F). This month also sees higher precipitation, totaling 106 mm (4.2 in) over 13 days, maintaining a consistent humidity level of 80%.
In contrast, October brings slightly milder conditions, with temperatures averaging between 9°C (49°F) and 19°C (67°F). Precipitation decreases to 80 mm (3.2 in), occurring over 11 days, while humidity remains steady at 80%. For more details, you can check Oneroa weather in October. Overall, October offers a subtle transition towards warmer and drier weather compared to September.
September and November exhibit noticeable differences in weather patterns. In September, temperatures range from a minimum of 8°C (46°F) to a maximum of 18°C (64°F), with an average of 13°C (56°F). The month sees higher precipitation levels at 106 mm (4.2 in) over 13 days, combined with consistent humidity at 80%. Conversely, November experiences warmer conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 22°C (73°F), averaging 17°C (63°F). Precipitation decreases to 74 mm (2.9 in) across 11 days while maintaining the same humidity level of 80%. For more details on November's weather, you can visit Oneroa weather in November.
In comparing September and December weather, September features cooler temperatures with a minimum of 8°C (46°F) and an average of 13°C (56°F), peaking at 18°C (64°F). It also sees higher precipitation levels, accumulating 106 mm (4.2 in) over 13 days, and a humidity of 80%. In contrast, December experiences warmer conditions, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 24°C (76°F) and an average of 19°C (67°F). The month is drier, receiving only 70 mm (2.7 in) of rainfall over 10 days, and has slightly lower humidity at 78%. For more specific details about December weather, you can visit Oneroa weather in December.
As September rolls in, Oneroa begins to shake off the chill of winter, with temperatures gradually warming up, yet still holding onto a crisp edge. This month experiences a noticeable increase in precipitation, with rain gracing the area on nearly half the days, contributing to the lush scenery that emerges as spring approaches. The humidity level remains high, wrapping the region in a moist blanket that invigorates the landscape. If you’re curious about how Oneroa's weather typically shapes up throughout the year, be sure to check out the detailed information on Oneroa Climate.