January Weather in Whangarei, New Zealand

Last updated: August 31, 2025

January in Whangarei, New Zealand offers a delightful summer experience characterized by warm temperatures and moderate humidity. With maximum temperatures reaching 28°C (82°F) and an average of 20°C (69°F), the pleasant climate invites outdoor activities and exploration. However, be prepared for occasional rain, as the region experiences 49 mm (1.9 in) of precipitation over about 5 days, bringing welcome relief from the heat. The humidity level sits at a comfortable 79%, enhancing the tropical feel of this vibrant locale. Whether you're basking in the sun or enjoying the lush landscapes nurtured by January rains, Whangarei is a perfect destination for summer adventures.

January Temperature in Whangarei

In Whangarei, New Zealand, January marks the peak of summer, showcasing a delightful climate that embraces warmth and sunshine. During this month, temperatures typically range from a pleasant 11°C (53°F) at night to a comfortable 20°C (69°F) on average, with the mercury soaring to a sizzling 28°C (82°F) in the daytime. This trend of warmth continues into February, which sees slightly higher averages and maximums, peaking at 30°C (87°F). As summer gives way to autumn, temperatures gradually dip in March and April, yet they maintain a relatively mild and inviting atmosphere, with daily highs around 25°C (77°F). This gradual cooling heralds the arrival of cooler months, with nighttime temperatures dropping to around 4°C (40°F) by May, signaling a more brisk climate ahead. Overall, the January warmth sets the tone for a vibrant and enjoyable summer in Whangarei, making it an appealing destination for travelers seeking sun-soaked adventures.

January Weather in Whangarei: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Whangarei, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Whangarei, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec686966625855535455586266
Data source: Temperature data for Whangarei 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.

January Precipitation in Whangarei

In January, Whangarei typically experiences a relatively low precipitation amount of 49 mm (1.9 in), coupled with just 5 rainy days, marking it as one of the drier months of the year. This sets the stage for a trend that sees rainfall increase gradually in the subsequent months, peaking in June with 119 mm (4.7 in) over 11 days. It's interesting to note that while January starts the year off with minimal moisture, the February to April period introduces a marked rise in both precipitation and rainy days, reflecting the shift towards the wetter winter months. Overall, the pattern showcases a dynamic climate, balancing brief dry spells with heavier rainfall as the seasons progress.

January Precipitation Trends in Whangarei

The chart displays monthly precipitation patterns in Whangarei, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Whangarei, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4984728864119999199937259
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Whangarei

In January, Whangarei, New Zealand, experiences a notable humidity level of 79%, setting the stage for a warm and slightly sticky summer. This humidity is relatively high, paralleled only by the following months of June and July, which both see a striking 80%. As the year progresses, there's a gradual decline in humidity, dropping to 76% in March and stabilizing around the mid-70s through April and May. However, comfort returns in the later months of the year, with levels rising back to 79% in October and maintaining a steady atmosphere throughout the rest of the year. This trend showcases the coastal climate’s tendency to oscillate between warm, humid summers and milder, slightly drier winters. Overall, Whangarei's humidity levels create an inviting environment that reflects its lush surroundings.

January Average Humidity in Whangarei

This chart illustrates the average monthly humidity levels in Whangarei, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Whangarei 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Whangarei

January in Whangarei, New Zealand, showcases a notably high UV Index of 14, categorized as extreme, which means that even a brief exposure of just 10 minutes can lead to sunburn. This trend of intense UV radiation continues into February, maintaining the same index and burn time, indicating a prolonged period of heightened sun exposure. As the summer months transition into autumn, the UV Index begins to drop, with March still remaining at an extreme level of 11 but offering slightly longer burn times in later months like April and May, where it decreases to high and moderate ratings. The shift in UV intensity showcases the importance of sun protection and awareness, particularly during peak months. For more detailed information on the UV conditions throughout the year, check out Whangarei UV Index.

Maximum UV Index Levels in Whangarei for January

The chart shows the monthly maximum UV Index (UVI) for Whangarei in January, 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 January, the maximum UV index in Whangarei typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141411753357101214
Data source: Whangarei January 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.

January Sunshine in Whangarei

In Whangarei, New Zealand, January shines as a month bathed in sunlight, boasting an impressive 287 hours of sunshine, which carries through the following month, February, before dipping slightly in March. As the seasons transition, April and May see a gradual decline, with sunshine hours declining to 241 and 219 respectively. However, the sun doesn't shy away for long; July and August bring a revival, bringing 221 and 236 hours of radiant warmth. This sunny resurgence leads into spring, where September enjoys 264 hours of sun, paving the way for more abundant light in October and November. Notably, December wraps up the year with a stunning 342 hours of sunshine, highlighting a trend of increasing daylight as the year draws to a close. This ebb and flow of sunlight not only defines the seasons but also enhances the vibrant lifestyle enjoyed by Whangarei's residents.

Monthly Sunshine Duration in Whangarei: January Highlighted

The January sunshine duration represents the total number of hours Whangarei experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec287h287h287h241h219h192h221h236h264h286h308h342h
Data source: Whangarei January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Whangarei During January

January in Whangarei, New Zealand, boasts a generously sunny disposition, with a 45% chance of sunshine that stands out among the summer months. This peak in sunlit days not only sets the tone for the year but also highlights a distinct upward trend as compared to the lower probabilities seen in the colder months. As the year progresses into February and March, the likelihood of sunny weather dips slightly to 36% and 43%, respectively, but maintains a generally bright outlook. Interestingly, as we transition toward winter, the chances of sunlight hover around 35% to 40%, ensuring that Whangarei enjoys a consistently moderate level of sunshine throughout much of the year. So, whether you’re basking in the warmth of January or enjoying the softer light of autumn, Whangarei’s charm shines bright!

Percentage of Sunny Days in January in Whangarei

The chart illustrates the percentage of sunny days in Whangarei throughout the year, with January 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 Whangarei experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%36%43%40%35%36%40%42%38%25%25%25%
Data source: Whangarei January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Whangarei in January

In Whangarei, New Zealand, January ushers in the year with a radiant 14 hours of daylight, setting the stage for summer adventures. As we transition into February, daylight slightly dips to 13 hours, hinting at the gradual shift toward autumn. This trend continues, with March and April revealing 12 and 11 hours, respectively, as days become shorter. By the time May rolls around, the enchanting glow of daylight recedes further to 10 hours, signaling the heart of winter. Interestingly, both June and July maintain this shorter duration of 9 hours, creating a cozy atmosphere during the coldest months. However, as spring approaches in August, daylight begins to lengthen again to 10 hours, paving the way for the returning warmth. This gradual increase continues into September, November, and December, where the cycle culminates once more in 14 hours of daylight, mirroring January’s bright beginnings. The rhythmic ebb and flow of sunlight throughout the year beautifully encapsulates the changing seasons in this charming coastal city.

Average Daylight Hours in Whangarei for January

The chart illustrates the variation in daylight duration in Whangarei throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 15m13h 23m12h 16m11h 9m10h 13m9h 45m9h 59m10h 47m11h 51m12h 59m13h 59m14h 31m
Data source: Whangarei daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Whangarei

In January, Whangarei experiences a gentle average wind speed of 3.7 m/s (8 mph), offering a refreshing breeze that complements the summer warmth. As the month transitions to February, the winds pick up slightly to 3.8 m/s (9 mph), hinting at the seasonal shift. Throughout the autumn months, March and April maintain a consistent pace at 3.7 m/s and 3.6 m/s respectively, creating a calm atmosphere. However, as winter approaches in May, wind speeds rise to 4.1 m/s (9 mph), marking the start of a gradual increase that peaks in July at 4.8 m/s (11 mph) — the windiest month. Following a brief dip in November to 3.2 m/s (7 mph), the winds regain momentum in December, settling back at 4.1 m/s (9 mph). This overall trend highlights the rhythmic pattern of Whangarei's winds, oscillating between gentle breezes and brisk gusts throughout the year.

Average January Wind Speed in Whangarei

The chart displays monthly wind speed patterns in Whangarei, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.7 m/s3.83.73.64.14.44.84.74.84.53.24.1
Data source: Whangarei January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Whangarei Compares to Other Months

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

In January, the weather is generally warm with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (82°F) and an average of 20°C (69°F). With 49 mm (1.9 in) of precipitation over 5 days and humidity levels around 79%, it tends to be quite comfortable. In contrast, February sees slightly higher temperatures, with a minimum of 12°C (54°F), an average of 21°C (69°F), and a maximum of 30°C (87°F). However, it is also wetter, recording 84 mm (3.3 in) of precipitation across 9 days while maintaining a humidity of 78%. For more detailed information, you can check out Whangarei weather in February.

In comparing the weather of January and March, we can see some notable similarities and differences. Both months feature a minimum temperature around 11°C (53°F) and a maximum of 28°C (82°F), indicating a consistent warmth. However, January has a slightly higher average temperature of 20°C (69°F) compared to March’s 19°C (67°F). Precipitation levels also vary, with March experiencing more rain at 72 mm (2.8 in) over 13 days, compared to January's 49 mm (1.9 in) over just 5 days. Additionally, humidity remains relatively high in both months, but is slightly lower in March at 76% compared to January's 79%. For a detailed look at Whangarei's weather specifics, you can visit Whangarei weather in March.

When comparing the weather in January to that of April, we notice some distinct differences. January typically experiences warmer temperatures, with a minimum of 11°C (53°F) and an average high of 28°C (82°F), while April sees slightly cooler conditions, with a minimum of 9°C (48°F) and an average maximum of 25°C (77°F). Precipitation levels are higher in April, with a total of 88 mm (3.5 in) and rain spread over 11 days, compared to January's 49 mm (1.9 in) across just 5 days. Additionally, January has a slightly higher humidity level of 79%, in contrast to April’s more moderate 75%. For a detailed look at weather patterns, check out Whangarei weather in April.

In January, the weather in Whangarei is generally warmer, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), and an average of 20°C (69°F). This month sees relatively lower precipitation, totaling 49 mm (1.9 in) over about 5 days, and a humidity level of 79%. In contrast, May experiences cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 22°C (72°F), leading to a lower average of 15°C (59°F). Additionally, May has increased precipitation, averaging 64 mm (2.5 in) over 8 days, with humidity slightly lower at 77%. For a more detailed look at May weather, you can visit Whangarei weather in May.

In January, the weather is generally warmer, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (82°F) and an average of 20°C (69°F). This month experiences relatively low precipitation of 49 mm (1.9 in) over about 5 days, accompanied by a humidity level of 79%. In contrast, June sees cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 20°C (68°F), averaging at 13°C (55°F). Rainfall increases significantly during this month, totaling 119 mm (4.7 in) across 11 days, while humidity remains slightly higher at 80%. For more detailed insights, check out Whangarei weather in June.

In January, the weather is typically warm and pleasant, with temperatures ranging from a minimum of 11°C (53°F) to a comfortable average of 20°C (69°F) and a maximum of 28°C (82°F). The month experiences relatively low precipitation, with 49 mm (1.9 in) falling over about 5 days, and humidity levels sit at around 79%.

In contrast, July brings much cooler temperatures, with a minimum of 1°C (34°F) and an average of only 12°C (53°F), peaking at 19°C (67°F). This month is notably wetter, with precipitation totaling 99 mm (3.9 in) over approximately 13 days, and humidity slightly higher at 80%. For more details on the weather you can expect in July, check out Whangarei weather in July.

January and August present contrasting weather experiences. In January, temperatures range from a mild minimum of 11°C (53°F) to a pleasant average of 20°C (69°F), peaking at a warm 28°C (82°F). This month enjoys relatively low precipitation, with only 49 mm (1.9 in) over about 5 days and a comfortable humidity level of 79%.

In stark contrast, August brings much cooler conditions, with temperatures dipping to a minimum of 4°C (40°F) and averaging just 12°C (54°F), while the maximum reaches only 20°C (68°F). This month is significantly wetter, with 91 mm (3.6 in) of rain dispersed across 15 days, and humidity levels remain comparable at 78%. For a closer look at the specifics of August weather, you can check Whangarei weather in August.

January and September present contrasting weather patterns. In January, temperatures range from a mild 11°C (53°F) at night to a warm average of 20°C (69°F), peaking at 28°C (82°F). The month experiences relatively low precipitation, with just 49 mm (1.9 in) over about 5 days, and humidity levels sit at a comfortable 79%. In contrast, September sees much cooler conditions, with temperatures dipping as low as 4°C (40°F) and averaging 13°C (55°F), while the maximum only reaches 21°C (71°F). This month is wetter, receiving 99 mm (3.9 in) of rain across 13 days, with humidity slightly lower at 78%. For more detailed weather insights, check out Whangarei weather in September.

In comparing the weather between January and October, January typically enjoys milder temperatures, with an average high of 28°C (82°F) and a minimum of 11°C (53°F), making it a warmer month overall. In contrast, October experiences cooler temperatures, with a maximum of 23°C (74°F) and a minimum of 5°C (40°F). Additionally, January has less precipitation, totaling 49 mm (1.9 in) over about 5 days, while October sees more rainfall, accumulating 93 mm (3.7 in) across 12 days. Interestingly, humidity remains consistent at 79% for both months. For more detailed information on October weather, you can check out Whangarei weather in October.

In January, the weather is generally warmer, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), while November experiences slightly cooler temperatures with a minimum of 8°C (47°F) and a similar maximum of 27°C (80°F). Precipitation is relatively lower in January, totaling 49 mm (1.9 in) over 5 days, compared to November's 72 mm (2.8 in) which falls across 13 days. Despite both months sharing the same humidity of 79%, January tends to feel more pleasant due to its higher average temperature of 20°C (69°F) compared to November's 17°C (62°F). For further details on November weather, you can check Whangarei weather in November.

In January, temperatures in Whangarei typically range from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), with an average of around 20°C (69°F). Conversely, December sees slightly cooler temperatures, with a minimum of 11°C (52°F) and an average of 19°C (66°F), while still reaching up to 28°C (82°F). Precipitation levels also differ slightly; January experiences 49 mm (1.9 in) over 5 days, while December has higher precipitation at 59 mm (2.3 in) spread over 10 days. Humidity remains relatively consistent, with January at 79% and December at 78%. For a more detailed look at December weather, visit Whangarei weather in December.

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Conclusion: What to Expect From January Weather in Whangarei

In January, Whangarei enjoys warm temperatures with an average of 20°C, making it significantly warmer compared to the cooler months. The month experiences higher humidity levels, often reaching around 79%, which can make the warmth feel more intense. With 49 mm of precipitation over just five days, January is relatively dry, allowing plenty of opportunities for outdoor activities. This combination of warmth and moderate rainfall sets January apart from the rest of the year, making it an ideal time to explore the vibrant landscapes. For more detailed insights, visit Whangarei Climate.