September Weather in Kerikeri, New Zealand

Last updated: August 31, 2025

September in Kerikeri, New Zealand welcomes the arrival of spring with mild temperatures ranging from a pleasant maximum of 20°C (69°F) to a cooler minimum of 5°C (42°F). The average temperature hovers around 13°C (56°F), providing a comfortable climate for outdoor activities. However, this month also brings notable precipitation, with 80 mm (3.2 in) of rain falling over approximately 12 days, contributing to a humidity level of 78%. As the landscape begins to bloom, September is a transitional month, encouraging locals and visitors alike to embrace the refreshing change in the weather.

September Temperature in Kerikeri

As September rolls in, Kerikeri, New Zealand experiences a gentle transition towards warmer days. With minimum temperatures hovering around 5°C (42°F) and an average of 13°C (56°F), the cooling grip of winter starts to loosen. The maximum temperatures reach a comfortable 20°C (69°F), signaling the beginning of spring’s embrace. This month marks a notable shift from the chill of July and August, showcasing a gradual warming trend that hints at the sunnier days ahead. Nature begins to awaken, making September a delightful time to enjoy the emerging blooms and gradually rising temperatures in this picturesque region.

September Weather in Kerikeri: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kerikeri, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kerikeri, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec686967635956545455596266
Data source: Temperature data for Kerikeri 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.

September Precipitation in Kerikeri

In September, Kerikeri experiences a moderately wet transition into spring, with precipitation measuring 80 mm (3.2 in) over approximately 12 rainy days. This amount marks a slight decrease from the heavier rainfall typically seen in the winter months of June and July, where averages soared above 100 mm. However, it remains consistent with the wetter months preceding it, like August, which recorded 92 mm (3.6 in). As the region approaches October, the rainfall is expected to increase again, reaffirming the trend of fluctuating precipitation typical of this coastal subtropical climate. Overall, September's rainfall provides a vital contribution to the lush landscape, setting the stage for the vibrant growth that characterizes New Zealand's spring.

September Precipitation Trends in Kerikeri

The chart displays monthly precipitation patterns in Kerikeri, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Kerikeri, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec499469835912610692801046554
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kerikeri

In September, Kerikeri experiences a comfortable humidity level of 78%, aligning closely with the averages seen in the months preceding it. This consistency reflects a trend of fluctuating humidity, with the warmest months, January through May, generally showcasing slightly higher levels, peaking at 79% in January and October. As winter settles in with June and July, humidity rises to an elevated 80%, only to modestly recede as spring approaches. Overall, September's humidity fits snugly within this seasonal cycle, signaling the transition toward the warmer months ahead while providing a refreshing atmosphere for residents and visitors alike.

September Average Humidity in Kerikeri

This chart illustrates the average monthly humidity levels in Kerikeri, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kerikeri is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%76%75%77%80%80%78%78%79%79%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kerikeri

In September, the UV Index in Kerikeri, New Zealand, registers a moderate 7, falling into the high exposure category, with a burn time of approximately 25 minutes. This marks a noticeable transition from the winter months of June and July, which had lower indices of 3, to a revitalizing springtime rise. As the region gradually warms, residents and visitors are reminded to take precautions and enjoy the increasing sunshine responsibly. Anticipate even higher levels in the months that follow, reaching extreme levels by December. For more detailed information, explore the Kerikeri UV Index.

Maximum UV Index Levels in Kerikeri for September

The chart shows the monthly maximum UV Index (UVI) for Kerikeri in September, 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 September, the maximum UV index in Kerikeri typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141411853357101214
Data source: Kerikeri September 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.

September Sunshine in Kerikeri

As September arrives in Kerikeri, the days begin to stretch with 253 hours of sunshine, hinting at the warmer months ahead. This shift marks a delightful transition, as the sunlight gradually increases from the lesser hours seen in the middle of winter. Compared to the previous months, September showcases a vibrant resurgence, paving the way for an impressive 286 hours in November and an even more dazzling 321 hours in December. With each passing month, the sun’s presence grows stronger, infusing the landscape with energy and promise, inviting both locals and visitors to embrace the beauty of the season.

Monthly Sunshine Duration in Kerikeri: September Highlighted

The September sunshine duration represents the total number of hours Kerikeri experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec278h269h271h233h213h183h214h231h253h269h286h321h
Data source: Kerikeri September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kerikeri During September

As September rolls into Kerikeri, the sunshine has a 40% chance of making an appearance, marking a slight uptick from the lower stats of winter months. While this is a moderate likelihood, it still places September above October, November, and December, hinting at a promising transition into spring. Interestingly, August, with its 46% sunny chance, sets the stage for September, suggesting that the region is shedding the winter blues. Overall, as the days grow longer and warmer, residents and visitors can expect a mix of sunshine and clouds, embracing the vibrant spirit of the season.

Percentage of Sunny Days in September in Kerikeri

The chart illustrates the percentage of sunny days in Kerikeri throughout the year, with September 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 Kerikeri experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%35%45%44%37%40%41%46%40%29%27%27%
Data source: Kerikeri September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kerikeri in September

As September arrives in Kerikeri, New Zealand, daylight begins to gradually increase, with the sun gracing the skies for about 11 hours each day. This month marks a transition from the deeper winter months of June and July, where daylight was limited to just 9 to 10 hours. Following the vibrant spring awakening, September's daylight is a prelude to the longer days that October and November promise, culminating in a peak of 14 hours by December. The gradual elongation of daylight throughout the year not only enhances the outdoor experience but also signals a shift toward warmer, more inviting seasons—a trend that nature and residents alike eagerly embrace.

Average Daylight Hours in Kerikeri for September

The chart illustrates the variation in daylight duration in Kerikeri throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 13m13h 21m12h 16m11h 10m10h 15m9h 48m10h 1m10h 48m11h 51m12h 58m13h 57m14h 28m
Data source: Kerikeri daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kerikeri

September in Kerikeri, New Zealand, ushers in a refreshing breeze, with an average wind speed of 5.1 m/s (11 mph), making it one of the brisker months of the year. This slight uptick follows a trend of increasing wind speeds that peak in July at 5.3 m/s (12 mph) before gradually tapering off into October. The vibrant winds of September are a hallmark of the transition from winter's chill to the mildness of spring, creating a perfect setting for outdoor enthusiasts to revel in nature's embrace. As the winds soften into the warmer months ahead, September stands as a reminder of the dynamic climate that characterizes this beautiful region.

Average September Wind Speed in Kerikeri

The chart displays monthly wind speed patterns in Kerikeri, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.74.44.13.54.64.75.34.95.1 m/s4.63.84.1
Data source: Kerikeri September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kerikeri Compares to Other Months

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

In September, the weather is notably cooler with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (69°F), averaging 13°C (56°F). This month also experiences considerable precipitation, totaling 80 mm (3.2 in) over approximately 12 days, accompanied by a humidity level of 78%. In contrast, January features a warmer climate, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 28°C (82°F) and an average of 20°C (69°F). Additionally, January sees less precipitation, at 49 mm (1.9 in) over only about 5 days, while humidity remains relatively steady at 79%. To learn more about the specific conditions during this month, you can visit Kerikeri weather in January.

In comparing the weather of September and February, we can see notable differences in temperature and precipitation patterns. September experiences cooler temperatures with a minimum of 5°C (42°F) and an average of 13°C (56°F), while February boasts significantly warmer conditions, with a minimum of 13°C (56°F) and an average of 20°C (69°F). Additionally, February's maximum temperature can reach up to 30°C (86°F), compared to September's max of 20°C (69°F). Although February has slightly higher precipitation at 94 mm (3.7 in) over fewer rainy days (9 days) compared to September's 80 mm (3.2 in) across 12 days, the humidity remains consistent at 78% for both months. For more detailed weather insights, you can check Kerikeri weather in February.

In September, the weather features cooler temperatures with a minimum of 5°C (42°F) and an average of 13°C (56°F), peaking at a maximum of 20°C (69°F). This month experiences relatively high precipitation levels of 80 mm (3.2 in) over 12 days, accompanied by a humidity of 78%. In contrast, March enjoys warmer conditions, beginning with a minimum of 12°C (53°F) and averaging 19°C (67°F), with highs reaching 26°C (79°F). Although March has slightly less precipitation at 69 mm (2.7 in) over the same number of days, the humidity remains comparable at 76%. For more detailed insights on the climate during this month, check out Kerikeri weather in March.

September and April exhibit noticeable differences in weather patterns. In September, temperatures range from a cool minimum of 5°C (42°F) to a maximum of 20°C (69°F), with an average of 13°C (56°F). The month experiences about 80 mm (3.2 in) of precipitation over 12 days, accompanied by a humidity level of 78%. In comparison, April offers milder temperatures, with a minimum of 9°C (49°F) and a maximum of 24°C (76°F), averaging at 17°C (63°F). Although April has slightly higher precipitation at 83 mm (3.3 in) over 9 days, it features a lower humidity at 75%. For more detailed information on April weather, visit Kerikeri weather in April.

In comparing the weather between September and May, we notice several notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 20°C (69°F), while May sees a higher average, with temperatures ranging from 6°C (43°F) to 22°C (71°F). Additionally, September experiences more rainfall, with 80 mm (3.2 in) of precipitation over 12 days, compared to May's more modest 59 mm (2.3 in) over just 8 days. Humidity levels remain fairly similar, with September at 78% and May slightly lower at 77%. Overall, May provides a warmer and drier experience, making it a desirable time for outdoor activities. For more detailed information about May weather in particular locations, check out Kerikeri weather in May.

In comparing the weather of September and June, both months exhibit similar temperature ranges with minimums of 5°C (42°F) and average temperatures around 13°C (56°F). However, September tends to be slightly warmer with a maximum of 20°C (69°F), compared to June's 19°C (67°F). Rainfall is notably heavier in June, with total precipitation reaching 126 mm (5.0 in) over 10 days, while September experiences 80 mm (3.2 in) across 12 days of rain. Humidity levels are relatively consistent, hovering around 78% in September and 80% in June, contributing to an overall damp feel during both months. For those looking for specific details about June weather in this region, visit Kerikeri weather in June.

In comparing the weather between July and September, September tends to be slightly warmer, with average temperatures reaching 13°C (56°F) compared to July's average of 12°C (54°F). Both months share similar maximum temperatures, but September has a slightly higher maximum at 20°C (69°F) versus July's 19°C (66°F). When it comes to precipitation, July is wetter, receiving 106 mm (4.2 inches) over 9 days, while September sees 80 mm (3.2 inches) over 12 days, indicating more frequent rain in September but less overall accumulation. Humidity levels are comparable, sitting at 78% in September and 80% in July. For more specific details on July weather in the region, you can visit Kerikeri weather in July.

In comparing the weather between September and August, both months showcase similar temperature ranges, with September experiencing slightly warmer averages. September's minimum temperature is 5°C, consistent with August, but the average rises to 13°C and peaks at a maximum of 20°C, compared to August's average of 12°C and max of 19°C. However, September also sees a marginal decrease in precipitation, recording 80 mm over 12 days, versus August's 92 mm over 13 days. Interestingly, both months maintain the same humidity level at 78%. For more detailed insights into August weather, you can check Kerikeri weather in August.

September and October exhibit a gradual warming trend, signaling the transition into autumn. In September, temperatures range from a minimum of 5°C (42°F) to a maximum of 20°C (69°F), with an average of 13°C (56°F). The month sees 80 mm (3.2 in) of precipitation over 12 days, accompanied by a humidity of 78%. In October, temperatures rise slightly, with a minimum of 7°C (44°F) and a maximum of 22°C (71°F), averaging 15°C (59°F). Conversely, October experiences increased precipitation at 104 mm (4.1 in) across 10 days and a similar humidity level of 79%. For a more detailed look at October's weather, you can visit Kerikeri weather in October.

In September, temperatures range from a minimum of 5°C (42°F) to a maximum of 20°C (69°F), averaging around 13°C (56°F). This month experiences a significant amount of precipitation, totaling 80 mm (3.2 in) over 12 days, with humidity levels sitting at 78%. In contrast, November brings warmer temperatures, with minimums of 8°C (46°F) and maximums reaching 26°C (78°F), averaging 17°C (62°F). November also sees less rainfall, with a total of 65 mm (2.6 in) over the same number of days, while humidity remains fairly consistent at 79%. For more details on the weather in November, check out Kerikeri weather in November.

In September, temperatures in Kerikeri range from a mild minimum of 5°C (42°F) to a pleasant maximum of 20°C (69°F), with an average of 13°C (56°F). The month typically sees around 80 mm (3.2 in) of precipitation over 12 days, accompanied by a humidity level of 78%. In contrast, December offers warmer conditions, with minimum temperatures of 10°C (51°F) and a maximum of 27°C (80°F), averaging 19°C (66°F). Precipitation decreases to 54 mm (2.1 in) over 10 days, maintaining the same humidity level of 78%. For more detailed weather information, check out Kerikeri weather in December.

Compare Kerikeri's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kerikeri

As September arrives in Kerikeri, the transition from winter to spring is marked by milder temperatures and an increase in humidity, setting a refreshing tone for the month. This time of year brings about a noticeable rise in warmth compared to the cooler winter months, with the landscape awakening in vibrant hues. While the frequency of rainfalls can be a bit higher, it contributes to the lush greenery that characterizes the region. September’s mix of sunshine and showers creates a dynamic weather experience that differs significantly from the chillier, drier days of the preceding months. For a deeper dive into the variations and patterns throughout the year, explore the details on Kerikeri Climate.