September Weather in Coromandel, New Zealand

Last updated: August 31, 2025

In September, Coromandel, New Zealand transitions into spring with a refreshing blend of crisp temperatures and vibrant greenery. The maximum temperature reaches around 16°C (61°F), while the average hovers at a comfortable 13°C (56°F), dipping to a cool minimum of 8°C (47°F) during the nights. Precipitation is quite prominent this month, with a total of 122 mm (4.8 in) falling over 14 days, contributing to the lush landscapes the region is known for. The humidity level sits at a moderate 77%, adding to the invigorating atmosphere as nature awakens from winter's slumber.

September Temperature in Coromandel

In September, Coromandel, New Zealand, marks the transition into spring with temperatures that breathe a hint of warmth into the air. The month features a minimum temperature of 8°C (47°F), reaching a mild average of 13°C (56°F) and peaking at 16°C (61°F). This gradual rise in temperatures follows the cooler, wetter winter months, suggesting an inviting atmosphere that beckons outdoor enthusiasts. As the region shakes off the chill, the subtropical climate begins to flourish, hinting at the vibrant scenery and activities that the upcoming months promise. With these gentle shifts towards warmer days, September is an excellent time to explore Coromandel's stunning landscapes, as nature comes alive with blossoming flora and revitalized wildlife.

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

The chart illustrates September temperature patterns in Coromandel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coromandel, 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).
JanFebMarAprMayJunJulAugSepOctNovDec676867646057555555586165
Data source: Temperature data for Coromandel 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 Coromandel

September marks a notable transition in Coromandel's climate, with precipitation reaching 122 mm (4.8 in) over approximately 14 days. This is a slight increase from the preceding months, reflecting the tail end of winter and the onset of spring. The trend showcases a gradual rise in rainfall as the season progresses, with the total precipitation for September sitting well above the drier summer months. Following a consistently wet August, where 115 mm (4.5 in) fell across 16 days, the beginning of spring brings a mix of frequent showers and the promise of rejuvenation. As the region shakes off winter's chill, the rainfall in September signifies both the unpredictability of early spring and the nurturing rains vital for the lush landscapes typical of this beautiful part of New Zealand.

September Precipitation Trends in Coromandel

The chart displays monthly precipitation patterns in Coromandel, 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 Coromandel, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec459092134102130117116122898381
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Coromandel

In September, the humidity in Coromandel, New Zealand, rests at a comfortable 77%, reflecting a slight dip from the preceding months of higher humidity levels. This month marks a transition as the region moves away from the peak summer humidity levels, which hover around 82% in July and gradually decrease through August. Interestingly, the humidity remains consistently high throughout the winter months, peaking in June at 81%. After the September slight decline, humidity stabilizes again around 76% and continues this trend toward the end of the year, creating a refreshing atmosphere as spring approaches. Overall, September's humidity suggests a gradual, yet steady shift in the seasonal cycle in Coromandel, making it an inviting time for visitors to enjoy the natural beauty without the sweltering heat.

September Average Humidity in Coromandel

This chart illustrates the average monthly humidity levels in Coromandel, 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 Coromandel is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%73%73%73%79%81%82%79%77%76%75%74%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Coromandel

As September rolls into Coromandel, New Zealand, the UV Index reaches 7, indicating a high exposure category with a burn time of just 25 minutes. This marks an upward trend from the moderate levels of earlier months, signaling that spring is on the horizon. Compared to the preceding winter months, where the UV Index hovered around 3, it's essential to start taking sun safety precautions seriously again. As we anticipate the summer's higher UV intensity—evident from the extreme levels seen in December—September serves as a gentle reminder to enjoy the outdoors while being mindful of sun exposure. For more details, be sure to check out the Coromandel UV Index.

Maximum UV Index Levels in Coromandel for September

The chart shows the monthly maximum UV Index (UVI) for Coromandel 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 Coromandel typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410753357101113
Data source: Coromandel 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 Coromandel

As September arrives in Coromandel, New Zealand, the region basks in a delightful 261 hours of sunshine, marking a bright transition into spring. Following the cooler, cloudier months of winter, September’s sun awakens the vibrant landscapes and invites outdoor explorations. This month bridges the gap between the lower light of July and August, gradually approaching the peak sunshine of December, which boasts an impressive 354 hours. The trend shows a consistent increase in daylight hours as the year progresses, making September an attractive time for visitors to experience the beauty of Coromandel in mild, sunny weather. With blooming nature and warm breezes, this month sets the stage for an unforgettable season ahead.

Monthly Sunshine Duration in Coromandel: September Highlighted

The September sunshine duration represents the total number of hours Coromandel 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.
JanFebMarAprMayJunJulAugSepOctNovDec292h285h289h240h221h190h216h237h261h292h310h354h
Data source: Coromandel September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Coromandel During September

September in Coromandel, New Zealand, tends to signal the transition into spring, but don't expect a lot of sunshine just yet. With a 41% chance of sunny weather, this month shows a slight dip compared to the preceding months, which generally range around the mid-40s. The trend reveals that as the year progresses into spring, the likelihood of sunny days typically increases, especially in October, when it drops further to 32%. This pattern suggests that while September may not be the sunniest month, it lays the groundwork for brighter days ahead, inviting visitors to witness the gradual awakening of the region's natural beauty.

Percentage of Sunny Days in September in Coromandel

The chart illustrates the percentage of sunny days in Coromandel 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 Coromandel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%45%48%43%44%42%45%48%41%32%40%31%
Data source: Coromandel September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Coromandel in September

As September unfolds in Coromandel, New Zealand, daylight begins to make a gentle comeback after the shorter winter months. With approximately 11 hours of daylight, the area emerges from its winter slumber, signaling a gradual transition towards spring. Following August's 10 hours, September sets the stage for longer days ahead, leading into October's 13 hours. This steady increase not only enhances outdoor activities but also invites the vibrant blossoming of nature that characterizes the region during this time. The rhythm of daylight persists into the hotter months, peaking in December with an impressive 14 hours, but for now, September stands as a refreshing prelude to the brightness and warmth that lie just ahead.

Average Daylight Hours in Coromandel for September

The chart illustrates the variation in daylight duration in Coromandel throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 19m13h 25m12h 17m11h 7m10h 9m9h 40m9h 54m10h 45m11h 51m13h 1m14h 3m14h 36m
Data source: Coromandel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Coromandel

As September arrives in Coromandel, the winds begin to whisper their subtle yet invigorating melodies, with an average wind speed of 7.0 m/s (16 mph). This slight dip from the peak August winds, which clock in at 7.1 m/s (16 mph), signals a transition into the vibrant tapestry of spring. Following the steady climb in wind speeds from late winter, September's breezy conditions create an energizing atmosphere, perfect for outdoor adventures. The trend shows that as the year progresses, wind speeds tend to fluctuate, peaking during the winter months before softening in November. Yet, as the Coromandel landscape awakens, September offers a delightful balance, inviting locals and travelers alike to relish the fresh, crisp air.

Average September Wind Speed in Coromandel

The chart displays monthly wind speed patterns in Coromandel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.55.25.45.86.26.26.97.17.0 m/s6.74.86.2
Data source: Coromandel September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Coromandel Compares to Other Months

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

September and January showcase contrasting weather patterns. In September, temperatures range from a chilly minimum of 8°C (47°F) to a maximum of 16°C (61°F), with an average of 13°C (56°F). This month experiences significant rainfall, totaling 122 mm (4.8 in) over 14 days, and has a relatively high humidity level of 77%. In contrast, January brings warmer temperatures, with a minimum of 14°C (58°F) and a maximum reaching 24°C (75°F), averaging 19°C (67°F). Rainfall is considerably lower in January, accumulating only 45 mm (1.8 in) across just 5 days, and humidity dips slightly to 75%. For more insights into January weather, visit Coromandel weather in January.

September and February present contrasting weather patterns in Coromandel. In September, temperatures are cooler, ranging from a minimum of 8°C (47°F) to a maximum of 16°C (61°F) with an average of 13°C (56°F). This month also sees more rainfall, totaling 122 mm (4.8 in) over approximately 14 days, and humidity levels around 77%. In comparison, February is much warmer, featuring a temperature range from a minimum of 16°C (61°F) to a maximum of 24°C (75°F), with an average temperature of 20°C (68°F). Precipitation is lighter at 90 mm (3.5 in) across about 8 days, and humidity is slightly lower at 73%. For a detailed look at February weather specifics, check out Coromandel weather in February.

In comparing the weather of September and March, we see notable differences in temperature and precipitation. September experiences cooler temperatures, with a minimum of 8°C (47°F) and an average of 13°C (56°F), while March is significantly warmer, with temperatures starting at a minimum of 14°C (57°F) and averaging 19°C (67°F). Additionally, March boasts a higher maximum temperature of 23°C (74°F) compared to September's peak of 16°C (61°F).

Rainfall also differs; September receives more precipitation at 122 mm (4.8 in) over 14 days, whereas March has 92 mm (3.6 in) across 12 days. Humidity is slightly lower in March at 73% compared to September's 77%, making March feel a bit drier. For more detailed information on the weather in March, check out Coromandel weather in March.

When comparing the weather in September and April, notable differences emerge. September experiences cooler temperatures, with a minimum of 8°C (47°F) and an average of 13°C (56°F), while April is warmer, with minimum temperatures starting at 10°C (50°F) and an average of 18°C (64°F). The maximum temperatures also reflect this trend, reaching only 16°C (61°F) in September compared to 21°C (71°F) in April. Both months have similar levels of precipitation, with September seeing 122 mm (4.8 in) and April slightly higher at 134 mm (5.3 in), both spread over 14 days. Humidity is slightly higher in September at 77%, compared to 73% in April. For a more detailed look at April weather, visit Coromandel weather in April.

When comparing the weather in September and May, we see notable differences in temperature and precipitation. September features cooler temperatures, with an average of 13°C (56°F) and maximums reaching 16°C (61°F), while May enjoys a milder average of 16°C (61°F) and highs of 19°C (67°F). Additionally, September experiences slightly more precipitation, totaling 122 mm (4.8 in) over 14 days, compared to May's 102 mm (4.0 in) over 13 days. Humidity levels are similar, sitting at 77% in September and slightly higher at 79% in May. For more specific weather details, you can check Coromandel weather in May.

In comparing the weather of September and June, both months exhibit similar minimum temperatures, with September's minimum at 8°C (47°F) and June also at the same temperature. However, June tends to be slightly warmer during the day, boasting an average temperature of 14°C (57°F) compared to September's 13°C (56°F) and a maximum of 18°C (65°F) versus September's 16°C (61°F). Both months experience significant rainfall, with September receiving 122 mm (4.8 in) over 14 days and June slightly higher at 130 mm (5.1 in) across 13 days. Humidity levels are also comparable, with September at 77% and June at 81%. For more detailed information, you can check Coromandel weather in June.

When comparing the weather in September and July, we see some notable similarities and differences. Both months feature a similar average temperature of around 13°C (55°F), with July having a slightly lower minimum temperature of 7°C (44°F) compared to September's 8°C (47°F). The maximum temperatures are also quite comparable, peaking at 16°C (61°F in September and 62°F in July). Precipitation is somewhat higher in September, with 122 mm (4.8 in) falling over 14 days, compared to July's 117 mm (4.6 in) over 13 days. Additionally, September tends to be slightly less humid at 77%, while July has a humidity level of 82%. For more detailed insights on July weather, you can visit Coromandel weather in July.

In comparing the weather between September and August, we see similar temperature patterns, with both months featuring a minimum of 8°C (47°F), an average of around 13°C (55-56°F), and a maximum of 16°C (61°F). However, September experiences slightly more precipitation, totaling 122 mm (4.8 in) over 14 rainy days, compared to August's 115 mm (4.5 in) across 16 days. Humidity levels are also slightly lower in September at 77%, versus 79% in August. For a more detailed look at August weather, visit Coromandel weather in August.

September and October exhibit a gradual transition in weather patterns. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 16°C (61°F), with an average of 13°C (56°F). The month is characterized by higher precipitation, totaling 122 mm (4.8 in) over 14 days, and a humidity level of 77%. In contrast, October sees slightly warmer temperatures, with a minimum of 9°C (48°F), an average of 14°C (58°F), and a maximum of 17°C (64°F). Precipitation decreases to 88 mm (3.5 in) across 11 days, with humidity remaining relatively stable at 76%. For more detailed information on October conditions, visit Coromandel weather in October.

September and November weather show notable differences in temperature and precipitation patterns. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 16°C (61°F), with an average of 13°C (56°F). This month experiences a higher level of precipitation, totaling 122 mm (4.8 in) over about 14 days, and humidity is relatively high at 77%. In contrast, November boasts milder temperatures, with minimums of 12°C (53°F) and maximums reaching 20°C (69°F), averaging 16°C (61°F). Precipitation in November decreases to 83 mm (3.3 in) over approximately 10 days, and humidity slightly drops to 75%. For a more detailed look at November weather, you can visit Coromandel weather in November.

September and December exhibit notable differences in weather patterns. In September, temperatures are cooler, with a minimum average of 8°C (47°F) and maximums reaching only 16°C (61°F), while December enjoys milder conditions, ranging from 13°C (55°F) to 22°C (72°F). Additionally, September experiences higher precipitation levels of 122 mm (4.8 in) over 14 days, compared to December's more moderate 81 mm (3.2 in) over 10 days. Humidity levels are slightly higher in September at 77%, compared to December's 74%. For a more detailed look at the weather in December, you can visit Coromandel weather in December.

Compare Coromandel's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Coromandel

As September arrives in Coromandel, the weather begins to transition from the chill of winter to the crispness of spring. With temperatures climbing towards a maximum of 16°C (61°F), this month stands out as a refreshing change, offering a more moderate average and a welcome reprieve from the cold. Despite the increase in warmth, the region experiences considerable precipitation, with nearly half the month seeing some rain, contributing to a humid atmosphere that hovers around 77%. This unique blend of coolness and moisture makes September a distinctive month in Coromandel's climate calendar, setting the stage for the vibrant spring that follows. For more insights on the weather patterns throughout the year, check out the detailed Coromandel Climate.