May Weather in Mission Bay, New Zealand

Last updated: August 31, 2025

Experience Mission Bay, New Zealand in May, where the weather invites both adventure and relaxation. With maximum temperatures reaching a pleasant 21°C (70°F) and an average of 15°C (60°F), it offers a comfortable climate for outdoor activities. While temperatures dip to a minimum of 7°C (45°F), the beauty of the bay remains captivating. Be prepared for light rain, as May sees about 84 mm (3.3 in) of precipitation over 11 days, contributing to the lush landscapes. With humidity levels at 80%, the air is crisp yet refreshing, making it an ideal time to explore the scenic waterfront and vibrant local culture.

May Temperature in Mission Bay

In May, Mission Bay, New Zealand, transitions into cooler temperatures as autumn approaches. With a minimum of 7°C (45°F) and an average of 15°C (60°F), the days are noticeably brisk, yet still pleasant for outdoor activities. The maximum temperature reaches about 21°C (70°F), allowing for some comfortable late spring outings. This month marks a significant drop from the warmer summer averages, with daytime temperatures reflecting the onset of winter. However, the gradual decline from the previous months highlights May as a perfect time to enjoy the beauty of Mission Bay without the crowds, making it ideal for those who appreciate milder weather and stunning coastal views.

May Weather in Mission Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Mission Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mission Bay, 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 Mission Bay generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Mission Bay

May in Mission Bay, New Zealand, brings a blend of warmth and moisture, with precipitation levels averaging 84 mm (3.3 in) over 11 rainy days. This marks a slight dip from April's peak of 100 mm (3.9 in), indicating a trend towards more moderate rainfall as winter approaches. Notably, May's totals contribute to a pattern of steadily increasing precipitation during the autumn months, with the region gearing up for June and July's more pronounced wet season. As temperatures drop, the lush landscapes thrive, making this transitional month a vital period for the local ecosystem.

May Precipitation Trends in Mission Bay

The chart displays monthly precipitation patterns in Mission Bay, 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 Mission Bay, 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.
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May Humidity in Mission Bay

In May, Mission Bay experiences a notable rise in humidity, reaching 80%, which is slightly above the levels seen in the preceding months of March and April that averaged around 74%. This uptick aligns with the beginning of winter, signaling a trend towards higher humidity levels that starts in late autumn and persist through the winter months. As may unfolds, it sets the stage for the increasingly humid conditions characteristic of the winter in New Zealand, where June and July peak even higher at 82% and 83%, respectively. Such patterns not only enhance the coastal charm of Mission Bay but also bring a refreshing, albeit damp, atmosphere that defines the arrival of winter.

May Average Humidity in Mission Bay

This chart illustrates the average monthly humidity levels in Mission Bay, 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 Mission Bay 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 Mission Bay

In May, Mission Bay experiences a noticeable drop in the UV Index, falling to 4, which reflects a moderate exposure category. This shift from the extreme values of January and February, where the UV Index soared to 14, indicates a more comfortable outdoor experience for residents and visitors alike. With a burn time of approximately 30 minutes, it’s essential to note that while the sun's intensity is decreasing, protection is still advisable, especially during peak hours. As the seasons change, the UV Index in Mission Bay will continue to fluctuate, moving into a moderate range through the following months. For a more in-depth understanding of how UV levels vary throughout the year, visit Mission Bay UV Index.

Maximum UV Index Levels in Mission Bay for May

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

In Mission Bay, New Zealand, the sunshine brings a vibrant rhythm to the seasons, with January basking in an impressive 284 hours of warm sunlight. As summer transitions into autumn, February and March maintain a sunny disposition with 282 and 287 hours, but by April, the glow begins to fade slightly, dropping to 235 hours. May arrives with 216 hours, marking the beginning of a steady decline as winter approaches. Interestingly, while June sees the least sunshine at just 187 hours, July and August recover slightly, offering 214 and 234 hours respectively. The months of September through November, however, witness a notable surge in sunshine, culminating in a dazzling 306 hours in November, and finally peaking at 346 hours in December, promising a radiant start to the new year. This cyclical dance of light not only defines the charm of Mission Bay but also invites residents and visitors alike to revel in its seasonal beauty.

Monthly Sunshine Duration in Mission Bay: May Highlighted

The May sunshine duration represents the total number of hours Mission Bay 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: Mission Bay May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mission Bay During May

As May approaches in Mission Bay, New Zealand, the likelihood of enjoying sunny weather hovers around 40%, slightly rising from the cooler autumn months that follow April's 39%. This modest chance of sunshine is typical for May, aligning closely with the preceding months while outpacing the cloudier June by just a couple of percentage points. Notably, the sunny outlook dips to its lowest in the spring months of October (28%), suggesting that while May may not guarantee the sunniest skies, it stands as a crucial bridge before winter's chill sets in. Those planning visits during this time can expect to see a refreshing mix of sun and cloud, perfect for outdoor adventures and leisurely strolls along the coast.

Percentage of Sunny Days in May in Mission Bay

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

Daylight Hours in Mission Bay in May

In Mission Bay, New Zealand, the daylight duration experiences a fascinating rhythm throughout the year, peaking in the summer months and gradually fading into winter. January and February bask in about 14 and 13 hours of daylight respectively, ideal for beach activities and outdoor adventures. As autumn arrives in March and April, daylight diminishes, offering 12 and 11 hours of light. By May, the sun retreats further, granting around 10 hours of daylight, signaling the onset of winter. June and July see the shortest days with 9 hours, making cozy indoor activities more appealing. However, as spring approaches in August, daylight begins to lengthen again, reaching 10 hours, while September brings back 11 hours, heralding the return of warmer days. October shines with 13 hours, and by the time November and December roll in, daylight peaks again at 14 hours, completing the cycle of light and dark that paints the stunning landscapes of Mission Bay.

Average Daylight Hours in Mission Bay for May

The chart illustrates the variation in daylight duration in Mission Bay 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: Mission Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Mission Bay

In May, Mission Bay experiences a slight uptick in average wind speeds, reaching 4.7 m/s (10 mph), hinting at the beginning of more dynamic weather patterns as winter approaches. This modest increase follows a stable April and serves as a precursor to the progressively stronger winds of June and July, which see averages rising to 4.8 m/s (11 mph) and 5.2 m/s (12 mph), respectively. Interestingly, the trend indicates that as summer fades, the winds intensify, peaking during midwinter before a gradual decline towards the end of the year. This natural ebb and flow showcases Mission Bay’s unique climate, where each month’s wind patterns dance in rhythm with the changing seasons, inviting both adventure and tranquility for those who cherish its breezy shores.

Average May Wind Speed in Mission Bay

The chart displays monthly wind speed patterns in Mission Bay, 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: Mission Bay May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Mission Bay Compares to Other Months

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

May and January present distinct weather patterns, with January experiencing generally warmer temperatures compared to May. In January, the minimum temperature is around 13°C (56°F), with an average of 20°C (69°F) and a maximum reaching 26°C (79°F). In contrast, May sees lower 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).

Additionally, January tends to be drier, with only 56 mm (2.2 in) of precipitation over about 7 days, while May has more rainfall at 84 mm (3.3 in) over 11 days. Both months share similar humidity levels, with January at 79% and May slightly higher at 80%. For a detailed look at January weather conditions, you can visit Mission Bay weather in January.

May and February present contrasting weather patterns, with February generally being warmer and drier than May. In February, temperatures range from a minimum of 14°C (57°F) to a maximum of 27°C (80°F), resulting in a pleasant average of 21°C (70°F). This month also records less rainfall, totaling 78 mm (3.1 in) over about 9 days, accompanied by a humidity level of 76%. In comparison, May sees cooler temperatures, with averages sitting at 15°C (60°F), and maxing out at 21°C (70°F), while dipping to a minimum of 7°C (45°F). The precipitation in May is slightly higher at 84 mm (3.3 in) over 11 days and the humidity is relatively higher at 80%. For more detailed information, you can check out Mission Bay weather in February.

In comparing the weather of May and March, we find notable differences in temperature and precipitation patterns. March tends to be warmer, with average temperatures reaching 20°C (68°F), while May sees a cooler average of 15°C (60°F). Although both months have similar levels of precipitation, with March recording 87 mm (3.4 in) over 13 days and May slightly lower at 84 mm (3.3 in) over 11 days, March experiences lower humidity levels at 74% compared to May’s 80%. This makes March feel drier and more comfortable, whereas May's higher humidity might contribute to a more humid atmosphere. For more detailed insights into March weather, you can visit Mission Bay weather in March.

In comparing the weather between April and May, we see some notable differences. April tends to be warmer with an average temperature of 18°C (64°F), peaking at 24°C (75°F), while May sees a cooler average of 15°C (60°F) with a maximum of 21°C (70°F). Precipitation is higher in April, totaling 100 mm (3.9 in) over 11 days compared to May's 84 mm (3.3 in) over the same number of days. Additionally, May exhibits higher humidity levels at 80%, compared to April’s 74%. For a closer look at April's weather details, check out Mission Bay weather in April.

In May, temperatures range from a minimum of 7°C (45°F) to a pleasant maximum of 21°C (70°F), with an average of 15°C (60°F). The month sees 84 mm (3.3 in) of precipitation over 11 days and an average humidity level of 80%. Conversely, June experiences slightly cooler temperatures, with an average of 13°C (56°F), and a maximum of 19°C (67°F), while maintaining the same minimum of 7°C (45°F). Precipitation increases to 107 mm (4.2 in) over 12 days, accompanied by a slight rise in humidity to 82%. For a more in-depth look at June weather conditions, please visit Mission Bay weather in June.

May generally features milder temperatures compared to July, with average highs reaching 21°C (70°F) and lows around 7°C (45°F). In contrast, July sees cooler temperatures, peaking at 18°C (64°F) and dipping to a minimum of 5°C (41°F). Both months experience significant humidity, with May at 80% and July slightly higher at 83%. Precipitation is also notable in both months, with May receiving 84 mm (3.3 in) over 11 days and July slightly wetter with 102 mm (4.0 in) over 13 days. For a detailed look at the weather specifics for July, you can check Mission Bay weather in July.

May and August present distinct weather characteristics, despite having similar minimum temperatures of 7°C (45°F). In May, the average temperature is a more comfortable 15°C (60°F), peaking at 21°C (70°F), while August sees cooler average conditions at 13°C (55°F) with a maximum of only 18°C (65°F). Precipitation levels also differ; May experiences 84 mm (3.3 in) over 11 days, whereas August is wetter, with 114 mm (4.5 in) spread across 15 days. Notably, humidity remains consistent at 80% in both months. For a detailed look at August weather, see Mission Bay weather in August.

May typically features a mild climate with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), averaging around 15°C (60°F). While the precipitation level is lower than in September, with about 84 mm (3.3 in) falling over 11 days, the humidity remains consistently high at 80%.

In contrast, September sees slightly cooler temperatures, with a minimum of 6°C (43°F), an average of 13°C (56°F), and a maximum of 20°C (68°F). Additionally, September experiences more rainfall, with 111 mm (4.4 in) of precipitation spread over 14 days, maintaining the humidity level at 80%.

For more specific details on September weather, you can visit Mission Bay weather in September.

May and October feature similar average temperatures, hovering around 15°C (59°F), but October tends to have slightly cooler minimum and maximum temperatures. While both months experience comparable levels of humidity at 80%, May sees a bit more precipitation with 84 mm (3.3 inches) over 11 days, compared to October's 81 mm (3.2 inches) over 14 days. This results in October being slightly wetter on more days, providing a different experience for those looking to enjoy the outdoors. For more detailed insights on October weather, check out Mission Bay weather in October.

May and November exhibit mild temperatures, but November tends to be slightly warmer overall. In May, the average temperature hovers around 15°C (60°F), while November enjoys an average of 17°C (63°F). Both months experience similar levels of humidity at 80%, contributing to a somewhat moist atmosphere. Precipitation levels are closely aligned, with May receiving 84 mm (3.3 in) over 11 days and November slightly less at 80 mm (3.2 in) across 12 days. For a more detailed look at November conditions, check out Mission Bay weather in November.

In May, temperatures generally range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), with an average of around 15°C (60°F). The month tends to be quite wet, recording approximately 84 mm (3.3 in) of precipitation over 11 days, and the humidity levels are relatively high at 80%. In contrast, December enjoys milder weather, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 25°C (77°F), averaging 19°C (67°F). This month experiences slightly less precipitation at 72 mm (2.8 in) over 12 days, and the humidity is marginally lower at 78%. For more specific insights about December weather, you can visit Mission Bay weather in December.

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Conclusion: What to Expect From May Weather in Mission Bay

As May rolls into Mission Bay, the weather takes on a cooler, more variable character compared to the warmer months preceding it. The average temperature dips to a refreshing 15°C, with occasional peaks around 21°C making for pleasant afternoons. However, evenings can bring a chill, often hitting lows of 7°C. This month typically sees more rainfall, with 11 days of precipitation contributing to a total of 84 mm, resulting in an unmistakable freshness in the air. The humidity hovers around 80%, adding to the cooler feel of the season. For those looking to embrace the changing climate, May offers a unique backdrop for exploring the natural beauty of the area. Learn more about the seasonal shifts by checking out the full details at Mission Bay Climate.