July Weather in Port Chalmers, New Zealand

Last updated: August 31, 2025

In July, Port Chalmers, New Zealand, experiences cool and moist weather, with an average temperature of 5°C (42°F), peaking at a maximum of 16°C (62°F) and dipping to a chilly -5°C (23°F). The region sees 63 mm (2.5 in) of precipitation spread over approximately 10 days, resulting in a humid climate with an average humidity of 85%. This blend of temperature and moisture contributes to a distinct winter atmosphere, perfect for those who enjoy the charm of cooler, rain-kissed landscapes.

July Temperature in Port Chalmers

In July, Port Chalmers, New Zealand experiences a sharp dip in temperatures as winter takes hold. The month ushers in minimums around -5°C (23°F), compelling locals and visitors alike to bundle up against the chill. During this time, the average temperature hovers at a brisk 5°C (42°F), contrasted by a modest maximum of 16°C (62°F). This pattern of cooler weather reflects a steady decline from the warmer summer months, with temperatures dropping consistently from January's highs. While the daytime may offer some relief, the nights in July can be particularly frosty, signaling a time for cozy fires and warm drinks. As the region transitions toward spring, this chill serves as a reminder of the rugged beauty that characterizes New Zealand's diverse climate.

July Weather in Port Chalmers: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Port Chalmers, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Chalmers, July 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).
JanFebMarAprMayJunJulAugSepOctNovDec605957524743424548515558
Data source: Temperature data for Port Chalmers 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.

July Precipitation in Port Chalmers

In July, Port Chalmers experiences a moderate precipitation level, recording 63 mm (2.5 in) of rain over approximately 10 days. This amount is slightly higher than the preceding month of June, which saw a drier trend with just 37 mm (1.4 in) of rainfall. The spike in July's precipitation reflects a seasonal shift as the region transitions deeper into winter, strategically nestled between the lush autumn months and the wetter August. Interestingly, while the number of rainy days increases slightly in both July and August, the precipitation in July is notably richer compared to the later month, hinting at dynamic weather patterns typical of this coastal locale. Overall, July serves as a bridge between the drier winter beginning and the impending heavier rains, making it a pivotal month in the annual precipitation cycle of Port Chalmers.

July Precipitation Trends in Port Chalmers

The chart displays monthly precipitation patterns in Port Chalmers, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Port Chalmers, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec96100536945376340578196105
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Port Chalmers

In July, Port Chalmers experiences a humidity level of 85%, maintaining the high moisture trend that begins in June. This elevated humidity aligns with a seasonal pattern, as the mid-year months—May, June, and July—show a steady increase, peaking in July. Notably, after reaching 81% in April, humidity levels have consistently hovered in the 80% range, creating a lush and rich environment. As winter rolls on, these high levels contribute to the area's vibrant greenery, setting the stage for a refreshing start to spring in the subsequent months. Overall, July's humidity not only reflects the peak of winter moisture but also hints at the approaching transition to drier months ahead.

July Average Humidity in Port Chalmers

This chart illustrates the average monthly humidity levels in Port Chalmers, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Port Chalmers is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%76%78%81%84%85%85%84%83%80%78%81%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Port Chalmers

In July, Port Chalmers experiences a low UV Index of 2, which translates to a relatively safe exposure level, allowing for about 45 minutes of sun before potential skin damage occurs. Following a pattern established in the preceding months, where the UV Index gradually decreased from a peak of 13 in January to the current level, July's values offer a welcome respite from the extreme sun intensity of the summer months. This trend continues into August, where the UV Index starts to rise again, unveiling a shift back to moderate levels. As you enjoy the mild winter days, it's wise to remember that even in July, some sun protection is advisable during prolonged outdoor activities. For more details on UV levels throughout the year, check out Port Chalmers UV Index.

Maximum UV Index Levels in Port Chalmers for July

The chart shows the monthly maximum UV Index (UVI) for Port Chalmers in July, 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 July, the maximum UV index in Port Chalmers typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1312953223581012
Data source: Port Chalmers July 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.

July Sunshine in Port Chalmers

In the heart of winter, July in Port Chalmers brings a gentle respite with an average of 171 sunshine hours. While this marks a dip from the sun-soaked heights of January and February, it signals a gradual transition as the days begin to lengthen again. Following the cooler months of April, May, and June, July offers a touch more brightness, hinting at the vibrant spring ahead. As the year progresses, the sun's return becomes more pronounced, culminating in a dazzling display in November and December, with 296 and 319 hours respectively. Thus, July serves as a pivotal point in the cycle, bridging the cooler winter days and the warm spring promise that lies just around the corner.

Monthly Sunshine Duration in Port Chalmers: July Highlighted

The July sunshine duration represents the total number of hours Port Chalmers experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec253h277h253h213h188h158h171h197h240h253h296h319h
Data source: Port Chalmers July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Port Chalmers During July

In Port Chalmers, New Zealand, the likelihood of enjoying sunny weather sees a subtle rise as summer approaches, peaking in March with a 40% chance. July offers a 35% chance of sun, reflecting a slight dip compared to the preceding months, yet still aligning closely with the early winter average. This trend shows that while the chance of sunshine starts to decrease in June, it remains relatively stable into July, hinting at occasional breaks in winter clouds. As August arrives, the probability of sunny days rises again to 44%, suggesting a gradual transition back toward more pleasant summer conditions. The weather, in this way, serves as a reminder of the seasonal ebb and flow, with each month intricately balancing the sun and clouds.

Percentage of Sunny Days in July in Port Chalmers

The chart illustrates the percentage of sunny days in Port Chalmers throughout the year, with July 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 Port Chalmers experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%34%40%47%44%33%35%44%46%27%28%28%
Data source: Port Chalmers July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port Chalmers in July

In Port Chalmers, New Zealand, July marks a subtle transition in daylight as the sun provides approximately 9 hours of brightness. This period follows June, which experiences the shortest daylight duration at just 8 hours. As winter approaches its midpoint, daylight begins to gradually increase again, hinting at the forthcoming warmth of spring. The contrast between the long days of January, with 15 hours of sunlight, and the shorter winter months underscores a distinct seasonal rhythm. By August, an additional hour of daylight emerges, further signaling the shift toward a brighter, more vibrant season ahead. This cyclical dance of light showcases the unique climatic tapestry of Port Chalmers, inviting both locals and visitors to embrace the changing days.

Average Daylight Hours in Port Chalmers for July

The chart illustrates the variation in daylight duration in Port Chalmers throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec15h 15m13h 58m12h 21m10h 45m9h 23m8h 41m9h 2m10h 13m11h 46m13h 23m14h 51m15h 38m
Data source: Port Chalmers daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Port Chalmers

In July, Port Chalmers experiences a gentle breeze, with an average wind speed of 3.3 m/s (7 mph). This month marks a slight increase from the calm conditions of June, where winds dropped to 2.9 m/s (6 mph). Interestingly, July's wind speed sets the stage for a gradual rise as the seasons transition, with August bringing a boost to 3.7 m/s (8 mph). Overall, July's winds, while modest, are part of a dynamic pattern in Port Chalmers, contributing to the region's ever-changing climate as it prepares for the warmer months ahead.

Average July Wind Speed in Port Chalmers

The chart displays monthly wind speed patterns in Port Chalmers, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.23.63.43.03.22.93.3 m/s3.73.84.23.43.7
Data source: Port Chalmers July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Port Chalmers Compares to Other Months

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

July and January present contrasting weather patterns. In July, temperatures are relatively cool, ranging from a minimum of -5°C (23°F) to a maximum of 16°C (62°F), with an average temperature of 5°C (42°F). The month experiences significant humidity at 85% and receives about 63 mm (2.5 in) of precipitation over approximately 10 days. In contrast, January brings warmer weather, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 31°C (88°F) and an average of 15°C (60°F). Although January is slightly drier, it still sees around 96 mm (3.8 in) of rain throughout 13 days, with humidity at a lower 79%. For more details on January weather, you can refer to Port Chalmers weather in January.

In comparing the weather in July and February, it's evident that February boasts significantly warmer temperatures, with an average high of 32°C (91°F) compared to July's maximum of only 16°C (62°F). Interestingly, July experiences a much lower minimum temperature of -5°C (23°F), while February's temperatures rarely dip below 2°C (37°F). Both months see about 10 days of precipitation, but February has a higher total rainfall of 100 mm (3.9 in) compared to July's 63 mm (2.5 in). Additionally, the humidity is higher in July at 85%, whereas February has a more comfortable 76%. For further details, you can check Port Chalmers weather in February.

In comparing the weather conditions of July and March, there are notable differences in temperature and humidity. July experiences cooler temperatures, with a minimum of -5°C (23°F) and an average of 5°C (42°F), while March boasts a warmer range, featuring a minimum of 3°C (38°F) and an average of 14°C (57°F), peaking at a maximum of 29°C (85°F). Despite July receiving slightly more precipitation at 63 mm (2.5 in) over 10 days, March maintains a reasonable amount of rainfall at 52 mm (2.1 in) over the same number of days. Humidity is generally higher in July at 85% compared to 78% in March, contributing to a more damp and chilly atmosphere in the mid-winter month. For more detailed insights into March weather, you can check Port Chalmers weather in March.

In comparing the weather of July and April, we see notable differences in temperature and precipitation patterns. July experiences a cooler climate, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 16°C (62°F), and an average temperature of 5°C (42°F). In contrast, April boasts a milder range, with minimum temperatures around 0°C (31°F) and maximums reaching 26°C (79°F), leading to a more pleasant average of 11°C (52°F). While July has 63 mm (2.5 in) of precipitation over 10 days, April sees a slightly higher precipitation of 69 mm (2.7 in) across 11 days. Humidity levels are also similar, with July at 85% and April slightly lower at 81%. For a more detailed look at April weather, you can check out the Port Chalmers weather in April.

In comparison to May, July experiences colder temperatures, with a minimum of -5°C (23°F) and an average of 5°C (42°F), while May boasts slightly milder conditions, starting at -3°C (26°F) and averaging 8°C (47°F). Despite July's lower temperatures, its maximum high of 16°C (62°F) is only a bit below May’s maximum of 20°C (68°F). Additionally, July sees more precipitation, totaling 63 mm (2.5 in) across 10 days, compared to May’s 45 mm (1.8 in) over 9 days. Overall, both months exhibit high humidity, with July at 85% and May at 84%. For more detailed insights, you can refer to Port Chalmers weather in May.

In comparing the weather between June and July, we see a notable shift in temperature and precipitation. June experiences slightly warmer conditions with an average temperature of 6°C (43°F) and a maximum of 21°C (70°F), while July cools down with an average of 5°C (42°F) and a maximum of 16°C (62°F). Although both months share the same humidity level of 85%, July sees increased precipitation, totaling 63 mm (2.5 in) over 10 days compared to June's 37 mm (1.4 in) over 9 days. For more detailed insights on June weather, you can view Port Chalmers weather in June.

In comparing the weather of July and August, we see a slight warming trend as August experiences a higher average temperature of 7°C (45°F) compared to July's 5°C (42°F). The maximum temperature also rises in August to 20°C (68°F), up from 16°C (62°F) in July. Additionally, while July has more precipitation at 63 mm (2.5 in) over 10 days, August sees less rainfall, totaling 40 mm (1.6 in) over 12 days, albeit with slightly lower humidity levels of 84% compared to July's 85%. For more detailed information on August's weather, check out Port Chalmers weather in August.

In July, the weather is notably cooler, with average temperatures ranging from -5°C (23°F) to a maximum of 16°C (62°F), coupled with a higher humidity level of 85%. Additionally, July experiences about 63 mm of precipitation spread over 10 days. In contrast, September marks a gradual warming trend, with temperatures typically between -2°C (28°F) and 22°C (72°F), and an average of 9°C (48°F). Precipitation in September decreases slightly to 57 mm over 12 days, accompanied by a slightly lower humidity level of 83%. For more detailed insights on September weather patterns, check out Port Chalmers weather in September.

In July, the weather is characterized by cooler temperatures, with a minimum of -5°C (23°F) and an average of 5°C (42°F), reaching a maximum of 16°C (62°F). The month experiences relatively high humidity at 85% and receives about 63 mm (2.5 in) of precipitation over approximately 10 days. In contrast, October sees a significant shift, with temperatures ranging from a minimum of 0°C (32°F) to a comfortable maximum of 24°C (75°F) and an average of 10°C (51°F). October experiences slightly higher precipitation, totaling 81 mm (3.2 in) over around 14 days, and humidity remains close at 80%. For more detailed insights into October weather, visit Port Chalmers weather in October.

In comparing the weather between July and November, July tends to be cooler with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 16°C (62°F), averaging around 5°C (42°F). It experiences higher humidity at 85% and sees about 63 mm (2.5 in) of precipitation over 10 days. In contrast, November brings warmer conditions, with temperatures ranging from 1°C (34°F) to a maximum of 27°C (81°F) and an average of 13°C (55°F). However, it has more precipitation at 96 mm (3.8 in) spread over 15 days, accompanied by slightly lower humidity at 78%. For more details on the November climate specifically, check Port Chalmers weather in November.

In July, the weather is notably cooler, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 16°C (62°F), averaging around 5°C (42°F). This month sees an average of 63 mm (2.5 in) of precipitation over about 10 days, paired with a high humidity level of 85%. In contrast, December brings much warmer conditions, with temperatures fluctuating from a minimum of 4°C (39°F) up to a sweltering 27°C (80°F) and an average of 14°C (58°F). Precipitation also increases, totaling 105 mm (4.1 in) across 15 days, while humidity drops slightly to 81%. For more specific details about December weather, you can refer to Port Chalmers weather in December.

Compare Port Chalmers's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Port Chalmers

In July, Port Chalmers experiences a significant contrast to the milder months, with temperatures dipping as low as -5°C and a noteworthy average of 5°C. The high humidity at 85% coupled with about 63 mm of precipitation over 10 days creates a damp and brisk environment, perfect for cozy indoor activities. This wintery chill not only invites opportunities for snug gatherings but also offers a beautiful, serene landscape to embrace the season’s charm. For those curious about seasonal trends, more detailed information can be found at Port Chalmers Climate.