May Weather in Auckland, New Zealand

Last updated: August 31, 2025

In Auckland, New Zealand, May ushers in a charming transition as temperatures fluctuate between a pleasant maximum of 21°C (70°F) and a cooler minimum of 7°C (45°F), with an average settling around 15°C (60°F). The city's humidity levels hover around a comfortable 80%, contributing to a fresh and invigorating atmosphere. While May experiences 11 days of rainfall, accumulating 84 mm (3.3 in) of precipitation, the region's lush greenery and vibrant landscapes thrive, making it a captivating time to explore the urban scenery and natural beauty that Auckland has to offer.

May Temperature in Auckland

In May, Auckland experiences a distinct shift as autumn deepens, with temperatures cooling significantly compared to the preceding months. The month starts with a minimum of 7°C (45°F) and climbs to a comfortable average of 15°C (60°F), peaking at a mild 21°C (70°F). This marks a transition from the warmer summer days, with average temperatures dipping from 18°C (64°F) in April to 15°C in May. As the weather turns brisk, the city transforms, inviting cozy indoor activities and vibrant autumn foliage that captivates both locals and visitors alike. Overall, May provides a refreshing atmosphere, making it a perfect time to explore Auckland's charming streets and picturesque parks.

May Weather in Auckland: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Auckland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Auckland, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec686967645956545556596367
Data source: Temperature data for Auckland 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.

May Precipitation in Auckland

In May, Auckland experiences a moderate total precipitation of 84 mm (3.3 in), falling on about 11 days throughout the month. This marks a slight decrease from the preceding April's rainfall of 100 mm (3.9 in). As the autumn months progress, these figures indicate a trend of high moisture that typically begins to taper off as winter approaches. Overall, while May maintains a consistent level of rainfall, it hints at the looming winter season, where precipitation tends to increase significantly, as seen in the upcoming month of June with 107 mm (4.2 in). This pattern not only highlights Auckland’s variable weather but also the gradual shift from the wet autumnal phase towards the wetter winter months.

May Precipitation Trends in Auckland

The chart displays monthly precipitation patterns in Auckland, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Auckland, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec56788810084107102114111818072
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Auckland

In Auckland, New Zealand, May ushers in a noticeable rise in humidity, reaching 80%, up from 74% in the previous two months. This increase aligns with the seasonal shift, as the city transitions from autumn to early winter, exhibiting a pattern where humidity gradually climbs from April's levels before peaking in June at 82%. Following this peak, humidity remains relatively consistent through the winter months, hovering around 82% to 83%. Overall, May serves as a precursor to the more humid months ahead, highlighting Auckland's characteristic climate variations throughout the year.

May Average Humidity in Auckland

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

May UV Index in Auckland

In May, Auckland experiences a noticeable decline in the UV Index, dropping to 4, which falls into the moderate exposure category. This represents a shift from the intense conditions of the previous summer months, where the index peaked at 14 in both January and February, requiring just 10 minutes of exposure to risk a burn. As autumn sets in, the burn time gradually increases to 30 minutes in May, allowing for safer outdoor activities. This trend continues into the cooler months, with June and July also maintaining a moderate UV Index of 3. As the seasons change, it's essential to remain aware of UV levels, even during lower indexes, by checking resources like Auckland UV Index to ensure a healthy and fun outdoor experience.

Maximum UV Index Levels in Auckland for May

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

May Sunshine in Auckland

As May rolls into Auckland, New Zealand, the city enjoys a dip in sunshine hours, with 216 hours of sunlight gracing the month. This marks a contrast from the bright summer peak seen in January and February, which boast 284 and 282 hours respectively. The sun begins to retreat further as winter approaches, with April already experiencing a significant reduction to 235 hours. However, May still shines brighter than the midwinter months of June and July, where averages drop to 187 and 214 hours respectively. Interestingly, September showcases a noticeable rebound, suggesting that as the year progresses, Auckland is treated to more daylight hours, peaking in December with an impressive 346 hours. This cyclical pattern highlights Auckland's vibrant seasonal transitions, where spring and summer bring longer, sun-filled days to the region.

Monthly Sunshine Duration in Auckland: May Highlighted

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

Chance of Sun in Auckland During May

In Auckland, New Zealand, the likelihood of sunny weather in May stands at a modest 40%, slightly dipping from April’s 39%. As summer transitions into autumn, May reflects a trend of diminishing sunshine that starts in January, where the chance peaks at 48%. Despite a gradual decline through the year, May's sunshine probability remains relatively strong compared to the winter months that follow, such as June and July, where chances drop to 38% and 43%, respectively. With a mix of sun and clouds, May offers a balanced opportunity to enjoy the beauty of Auckland before winter settles in.

Percentage of Sunny Days in May in Auckland

The chart illustrates the percentage of sunny days in Auckland throughout the year, with May 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 Auckland experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%42%42%39%40%39%43%41%38%28%36%25%
Data source: Auckland May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Auckland in May

As the autumn leaves fall in Auckland, May brings a gentle reduction in daylight, with the sun gracing the sky for about 10 hours each day. This marks the beginning of a gradual decline that started in January and peaks with the longest days of summer. February and March still soak in 13 and 12 hours of light respectively, but by April, daylight dips to 11 hours. Following May, the trend continues into winter, where June and July offer even shorter days at 9 hours each. However, as spring approaches in August, daylight begins to expand once more, with 10 hours of light returning, hinting at the brighter days ahead. This cyclical pattern of daylight not only shapes the seasons but also influences the vibrant outdoor lifestyle that Auckland is known for.

Average Daylight Hours in Auckland for May

The chart illustrates the variation in daylight duration in Auckland throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 21m13h 26m12h 17m11h 6m10h 8m9h 39m9h 53m10h 44m11h 51m13h 1m14h 4m14h 37m
Data source: Auckland daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Auckland

As May rolls into Auckland, the winds begin to pick up pace, with an average speed of 4.7 m/s (10 mph), signaling a notable increase from the previous months. This gentle escalation sets the tone for the transition into winter, with wind speeds continuing to rise in June and July. Interestingly, while January through April maintain a consistent range around 4.1 to 4.4 m/s, May marks a shift towards more robust breezes that peak in the following months. By August and September, Aucklanders can expect stronger gusts averaging 5.6 m/s (13 mph), reflecting the region's characteristic maritime influence. This pattern not only highlights the variability of Auckland’s wind but also prepares the city for the invigorating breezes that herald the winter months ahead.

Average May Wind Speed in Auckland

The chart displays monthly wind speed patterns in Auckland, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.34.14.44.7 m/s4.85.25.65.65.53.85.1
Data source: Auckland May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Auckland Compares to Other Months

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

In comparing the weather of May and January, we see distinct differences in temperature and precipitation patterns. May tends to be cooler, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 21°C (70°F) and an average of 15°C (60°F). In contrast, January showcases warmer conditions, featuring temperatures that span from a minimum of 13°C (56°F) to a maximum of 26°C (79°F), with an average of 20°C (69°F). Additionally, May experiences more precipitation, with 84 mm (3.3 in) falling over 11 days, while January sees less rainfall at 56 mm (2.2 in) over just 7 days. Humidity levels are fairly consistent, with May at 80% and January slightly lower at 79%. For a detailed look at January weather patterns, you can visit Auckland weather in January.

In comparing the weather between May and February, we see distinct variations. May experiences cooler temperatures, ranging from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of 15°C (60°F). This month typically sees about 84 mm (3.3 in) of precipitation over 11 days and maintains a high humidity level of 80%. In contrast, February tends to be warmer, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 27°C (80°F) and an average temperature of 21°C (70°F). With 78 mm (3.1 in) of precipitation spread over 9 days, February also has slightly lower humidity at 76%. For a more detailed comparison, you can visit Auckland weather in February.

When comparing the weather in May and March, we observe notable differences in both temperature and humidity. May experiences cooler temperatures, with averages ranging from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), while March boasts warmer conditions with temperatures ranging from 13°C (56°F) to 25°C (77°F). Rainfall is slightly higher in March, with 87 mm (3.4 in) over 13 days compared to May's 84 mm (3.3 in) over 11 days. Additionally, May has a higher humidity level at 80%, compared to March’s 74%, making it feel more muggy. For more specific details on Auckland's climate, you can explore Auckland weather in March.

In comparing the weather of May and April, we observe that April tends to be warmer overall, with average temperatures reaching 18°C (64°F) and a maximum of 24°C (75°F), whereas May has a cooler average temperature of 15°C (60°F) with a maximum of 21°C (70°F). April also experiences higher minimum temperatures, starting at 11°C (51°F) compared to May's 7°C (45°F). However, May sees slightly less precipitation at 84 mm (3.3 in) over 11 days, while April has a total of 100 mm (3.9 in) over the same number of days. The humidity levels are higher in May at 80% compared to 74% in April. For more details on April's weather, visit Auckland weather in April.

In comparing the weather of May and June, we notice some notable differences. May enjoys slightly warmer temperatures, with an average of 15°C (60°F) and a maximum reaching 21°C (70°F), while June sees a drop in the average to 13°C (56°F) and a maximum of 19°C (67°F). Despite the milder temperatures in May, June experiences increased precipitation, with 107 mm (4.2 in) over 12 days compared to May's 84 mm (3.3 in) across 11 days. Humidity levels are fairly similar, remaining high at 80% in May and slightly increasing to 82% in June. For more details on weather specifics, check Auckland weather in June.

In comparing the weather between May and July, we notice some significant differences. May tends to be warmer, with average temperatures around 15°C (60°F), while July's average temperature drops to about 12°C (55°F). Both months experience a fair amount of precipitation, with May receiving 84 mm (3.3 in) over 11 days and July seeing a slightly higher total of 102 mm (4.0 in) spread across 13 days. Additionally, humidity levels remain relatively high in both months, with May at 80% and July at 83%. For more detailed insights, you can check out Auckland weather in July.

May and August in Auckland showcase distinct differences in weather patterns. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of 15°C (60°F). The month experiences 84 mm (3.3 in) of precipitation over approximately 11 days, while humidity remains consistently high at 80%. Conversely, August sees a drop in average temperature to 13°C (55°F), with maximums reaching only 18°C (65°F) and a similar minimum of 7°C (45°F). The rainfall increases to 114 mm (4.5 in) across about 15 days, while humidity stays at 80%. Overall, while both months are humid and rainy, August tends to be cooler and wetter than May. For more specific details, check out Auckland weather in August.

May and September display notable differences in weather patterns. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of 15°C (60°F). The month experiences about 84 mm (3.3 in) of precipitation across 11 days. In contrast, September sees slightly cooler temperatures, with minimums of 6°C (43°F) and maximums of 20°C (68°F), averaging 13°C (56°F). Additionally, September is wetter, accumulating 111 mm (4.4 in) of rainfall over 14 days. Both months maintain a consistent humidity level of 80%, creating a distinctly fresh atmosphere. For more details, you can check Auckland weather in September.

In comparing the weather of May and October, both months display similar average temperatures, hovering around 15°C (59°F), with maximums reaching 21°C (70°F) in May and 21°C (71°F) in October. However, October experiences slightly more rainfall, with 81 mm (3.2 in) over 14 days, compared to May's 84 mm (3.3 in) over 11 days. Interestingly, both months maintain a consistent humidity level of 80%. For more details on October weather, you can visit Auckland weather in October.

In May, temperatures in Auckland range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), averaging around 15°C (60°F). The month sees about 84 mm (3.3 in) of precipitation over approximately 11 days, all while maintaining a humidity level of 80%. In contrast, November experiences milder temperatures, with a minimum of 11°C (53°F) and a maximum of 23°C (73°F), averaging 17°C (63°F). Precipitation decreases slightly to 80 mm (3.2 in) across 12 days, yet humidity remains consistent at 80%. This comparison highlights the gradual warming trend as Auckland transitions from the cooler days of May to the more temperate climate of November. For more detailed information, check out Auckland weather in November.

May and December present distinct weather patterns. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of 15°C (60°F). The month experiences more precipitation, totaling 84 mm (3.3 inches) over approximately 11 days, accompanied by humidity levels around 80%. In contrast, December sees milder temperatures, with a minimum of 12°C (54°F) and a maximum of 25°C (77°F), averaging 19°C (67°F). Precipitation is lower at 72 mm (2.8 inches), occurring over about 12 days, and humidity slightly decreases to 78%. For more information, you can check Auckland weather in December.

Compare Auckland's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Auckland

As May rolls in, Auckland experiences a noticeable shift in weather, embracing cooler temperatures compared to the balmy summer months. With an average temperature around 15°C (60°F), residents and visitors alike can expect refreshing days and crisp evenings. While rainfall is frequent, leading to about 11 days of precipitation throughout the month, the lush greenery that follows is a testament to the city's charm. The increased humidity, averaging around 80%, can make the air feel a bit heavier. For a detailed look at how Auckland's climate evolves throughout the year, explore Auckland Climate.