April Weather in Port Chalmers, New Zealand

Last updated: August 31, 2025

April in Port Chalmers, New Zealand, offers a delightful blend of seasonal transitions, showcasing temperatures that range from a brisk 0°C (31°F) at night to comfortable highs of 26°C (79°F) during the day. The average temperature hovers around a mild 11°C (52°F), inviting residents and visitors alike to enjoy the crisp autumn air. With 69 mm (2.7 in) of precipitation over 11 days, April often brings refreshing rain, contributing to the lush landscapes. Coupled with a humidity level of 81%, these conditions create a rich tapestry of vibrant colors and a refreshing atmosphere, perfect for exploring the charm of this seaside town.

April Temperature in Port Chalmers

April in Port Chalmers, New Zealand, marks the transition into cooler months, with temperatures reflecting this shift. Minimums dip to around 0°C (31°F), while the average settles at a crisp 11°C (52°F), offering a notable contrast to the warmer summer months. Daytime highs can still reach a comfortable 26°C (79°F), suggesting that spring's warmth lingers before winter sets in. As the month unfolds, the gradual cooling trend becomes evident, paving the way for May's even chillier conditions. Overall, April serves as a bridge between the lingering warmth of summer and the brisk embrace of autumn, enticing visitors to enjoy the stunning landscapes without the summer crowds.

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

The chart illustrates April 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, April 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.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Port Chalmers

In April, Port Chalmers experiences a moderate shift in precipitation, receiving 69 mm (2.7 in) over 11 days. This marks an increase from the significantly drier month of March, which saw just 52 mm. As autumn progresses, the rainfall continues to be higher compared to the preceding months, indicating a transition towards the wetter part of the year. April's precipitation amounts reflect a prelude to the more substantial rainfall typical in May and June, as the region moves closer to winter. Despite this uptick, April's rainfall remains on the lower side compared to the preceding summer months, suggesting a gradual cooling trend in both temperature and moisture as the year unfolds.

April Precipitation Trends in Port Chalmers

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

April in Port Chalmers sees a notable rise in humidity, averaging 81%, which marks a gradual increase from the previous months. This upward trend reflects the transition from the drier summer months of January through March, where humidity levels hovered around 76% to 79%. As the seasons shift, the humidity continues to climb, peaking at 84% in May before settling into the consistently humid winter months. This pattern suggests that as autumn sets in, Port Chalmers experiences a growing moisture presence, preparing the region for the wetter conditions of winter.

April Average Humidity in Port Chalmers

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

April UV Index in Port Chalmers

In April, Port Chalmers experiences a noticeable shift in the UV Index, which drops to 5, placing it in the moderate exposure category. This change represents a significant reduction from the extreme levels seen in the summer months, particularly January and February, where indices soared to 13 and 12, respectively, with burn times of just 10 minutes. As the season transitions into autumn, residents and visitors can enjoy a longer burn time of 30 minutes without severe risk, highlighting a more temperate sun intensity. While April's UV Index still calls for some sun safety precautions, it's a welcome relief after months of extreme exposure. For more detailed insights on sun safety throughout the year, check out the Port Chalmers UV Index.

Maximum UV Index Levels in Port Chalmers for April

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

April Sunshine in Port Chalmers

April in Port Chalmers is characterized by a delightful balance of sunshine, with 213 hours of radiant light gracing the shores. While this is a dip from the sun-drenched heights of February's 277 hours, it still comfortably surpasses the cooler months that follow. As autumn sets in, we see a gradual decline in sunlight—May and June both register lower totals, landing at 188 and 158 hours respectively. This trend hints at the shifting seasons, as the days grow shorter and nature prepares for winter's embrace. Yet, the promise of brighter days returns with spring, as the annual sunshine peaks in November and December, reminding us that Port Chalmers enjoys a diverse climate, offering both cozy layers of fog and blissful sunny afternoons.

Monthly Sunshine Duration in Port Chalmers: April Highlighted

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

Chance of Sun in Port Chalmers During April

As April arrives in Port Chalmers, the likelihood of enjoying sunny weather noticeably increases, reaching a promising 47%—the highest probability of the year thus far. This trend of rising sunshine carries on from March's 40%, while May slightly dips to 44%. The growth in sunny days during April suggests a welcome transition into the milder autumn months, making it a delightful time for outdoor activities. Interestingly, this sunny trend contrasts with the winter months, where the chances of sunshine decline to around 33-35%, highlighting April as a standout for those seeking brighter and warmer days before the chill sets in.

Percentage of Sunny Days in April in Port Chalmers

The chart illustrates the percentage of sunny days in Port Chalmers throughout the year, with April 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 April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port Chalmers in April

In April, Port Chalmers experiences a notable shift in daylight, with 10 hours of sunlight marking the transition into autumn. This reduction follows a gradual decline from the summer months, where January basked in 15 hours of daylight, gradually tapering to 12 hours in March. As the year progresses, daylight decreases further, dipping to 9 hours by May. This trend reflects the seasonal rhythm of the region, where longer days of summer give way to the shorter days of winter, creating a distinctively beautiful yet fleeting interplay between light and darkness as nature prepares for cooler months ahead.

Average Daylight Hours in Port Chalmers for April

The chart illustrates the variation in daylight duration in Port Chalmers throughout the year, with April 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.

April Winds in Port Chalmers

In April, Port Chalmers experiences a gentle breeze, with an average wind speed of 3.0 m/s (7 mph), marking a slight decline from the more blustery months preceding it. This trend of diminishing wind speeds continues into June, where the breezes become even lighter at 2.9 m/s (6 mph). Nevertheless, as the seasons shift towards spring, there is a subtle resurgence in airflow, with an increase to 3.3 m/s (7 mph) in July and further up to 3.7 m/s (8 mph) in August. Overall, April ushers in a calmer ambiance, contrasting with the more vigorous winds of January and October, suggesting a transitional phase as the weather begins to warm.

Average April Wind Speed in Port Chalmers

The chart displays monthly wind speed patterns in Port Chalmers, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.23.63.43.0 m/s3.22.93.33.73.84.23.43.7
Data source: Port Chalmers April wind data, generated using information from the Copernicus Climate Change Service.

How April 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 April’s weather to other months in Port Chalmers, focusing on differences in temperature, rainfall, humidity, and UV levels.

When comparing the weather in April and January, notable differences emerge. April experiences a wider temperature range, with average temperatures ranging from a chilly 0°C (31°F) at night to a mild 26°C (79°F) during the day, while January boasts warmer conditions, with temperatures typically ranging from 5°C (42°F) at minimum to a maximum of 31°C (88°F). Both months see precipitation, but January is wetter, receiving 96 mm (3.8 in) over 13 days compared to April's 69 mm (2.7 in) over 11 days. Additionally, humidity levels are similar, with April at 81% and January slightly lower at 79%. For more detailed information, check out Port Chalmers weather in January.

When comparing the weather in April and February, we see notable differences in temperature and precipitation patterns. February generally has a higher average maximum temperature of 32°C (91°F) compared to April's maximum of 26°C (79°F). However, April experiences cooler minimum temperatures, with a low of 0°C (31°F), while February's low is slightly warmer at 2°C (37°F). Precipitation is also higher in February, with 100 mm (3.9 in) over 10 rainy days, versus April's 69 mm (2.7 in) falling over 11 days. Interestingly, despite the increased precipitation in February, the humidity is slightly lower at 76% compared to April's humidity level of 81%. These climatic differences highlight how April's weather tends to be cooler and wetter as summer transitions to autumn. For more details about February weather, you can visit Port Chalmers weather in February.

In comparing the weather between March and April, we see a notable shift in temperatures and precipitation. March typically enjoys slightly warmer conditions, with average temperatures around 14°C (57°F) and maximums reaching up to 29°C (85°F). In contrast, April sees cooler temperatures, with an average of 11°C (52°F) and maxima capping at 26°C (79°F). Precipitation is more pronounced in April, totaling 69 mm (2.7 in) over 11 days, compared to March's 52 mm (2.1 in) over 10 days. Additionally, humidity levels rise slightly in April to 81%, compared to 78% in March. For a detailed look at the March weather, you can visit Port Chalmers weather in March.

In comparing the weather of April and May, April tends to be warmer, with average temperatures ranging from a minimum of 0°C (31°F) to a maximum of 26°C (79°F), while May has a slightly cooler average range, with temperatures dipping to a minimum of -3°C (26°F) and a maximum of 20°C (68°F). April also receives more precipitation, totaling 69 mm (2.7 in) over 11 days, compared to May’s 45 mm (1.8 in) spread over 9 days. Additionally, May exhibits a slightly higher humidity level at 84%, compared to April's 81%. For a more detailed look at May weather, you can visit Port Chalmers weather in May.

In comparing the weather between April and June, April experiences a broader range of temperatures, with minimums reaching 0°C (31°F) and maximums soaring to 26°C (79°F) on average. This month also sees higher precipitation levels at 69 mm (2.7 in) over approximately 11 days, contributing to an overall humidity of 81%. In contrast, June's climate is cooler, with minimum temperatures dropping to -4°C (25°F) and average highs at 21°C (70°F). It has less rainfall, totaling 37 mm (1.4 in) across 9 days, yet the humidity remains slightly higher at 85%. For more detailed information about the weather in June, you can check Port Chalmers weather in June.

April and July present distinct weather patterns. April sees a broader temperature range with a minimum of 0°C (31°F), an average of 11°C (52°F), and a maximum of 26°C (79°F). In contrast, July experiences cooler temperatures, ranging from a minimum of -5°C (23°F) to a maximum of 16°C (62°F), with an average of 5°C (42°F). Precipitation levels are quite similar, with April receiving 69 mm (2.7 in) over 11 days and July slightly less at 63 mm (2.5 in) over 10 days. Humidity remains high in both months, at 81% in April and 85% in July, contributing to a moist atmosphere. To learn more about the July weather specifics, visit Port Chalmers weather in July.

April and August present contrasting weather patterns in terms of temperature and precipitation. In April, the temperature ranges from a minimum of 0°C (31°F) to a maximum of 26°C (79°F), creating a mild average of 11°C (52°F). This month experiences 69 mm (2.7 in) of precipitation over 11 days, coupled with a humidity level of 81%. In contrast, August sees cooler temperatures, with minimums dropping to -4°C (25°F) and a maximum of 20°C (68°F), resulting in a lower average of 7°C (45°F). Despite experiencing less precipitation at 40 mm (1.6 in) over 12 days, humidity increases slightly to 84%. For more detailed insights, check out Port Chalmers weather in August.

April and September exhibit distinct weather patterns, reflecting the transition from spring to autumn. In April, temperatures range from a minimum of 0°C (31°F) to a maximum of 26°C (79°F), with an average of 11°C (52°F). The month sees about 69 mm (2.7 in) of rainfall across 11 days and maintains a high humidity level of 81%. In contrast, September experiences cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 22°C (72°F), averaging around 9°C (48°F). Precipitation is slightly lower at 57 mm (2.2 in) over 12 days, and humidity remains elevated at 83%. For more specific insights into the weather during September, you can visit Port Chalmers weather in September.

April and October exhibit some similarities and notable differences in weather patterns. Both months share a minimum temperature hovering around freezing, but April tends to be slightly warmer on average, with temperatures reaching a maximum of 26°C (79°F) compared to October's 24°C (75°F). Precipitation is more frequent in October, with 14 days of rain and a total of 81 mm (3.2 in), while April experiences rainfall on 11 days, accumulating 69 mm (2.7 in). Additionally, humidity levels remain similar, with April at 81% and October slightly lower at 80%. For more detailed insights on October weather, you can visit Port Chalmers weather in October.

April and November showcase distinct weather patterns, with April offering a broader temperature range from a chilly minimum of 0°C (31°F) to a comfortable maximum of 26°C (79°F) and an average of 11°C (52°F). In contrast, November maintains a similar minimum temperature at 1°C (34°F), but averages slightly warmer at 13°C (55°F) and peaks at 27°C (81°F). While April experiences approximately 69 mm (2.7 in) of precipitation over 11 days, November sees increased rainfall with 96 mm (3.8 in) distributed over 15 days, resulting in a somewhat drier atmosphere in April with a humidity level of 81% compared to November's 78%. For more detailed weather insights, you can check Port Chalmers weather in November.

April and December present contrasting yet mild weather patterns, with both months experiencing similar humidity levels at 81%. In April, temperatures range from a chilly 0°C (31°F) at night to a pleasantly warm 26°C (79°F) during the day, averaging around 11°C (52°F). This month sees about 69 mm (2.7 in) of precipitation over 11 days. In contrast, December exhibits slightly higher temperatures, with minimums of 4°C (39°F) and maximums reaching up to 27°C (80°F), averaging 14°C (58°F). However, December is wetter, receiving 105 mm (4.1 in) of rain across 15 days. For more detailed information, you can refer to Port Chalmers weather in December.

Compare Port Chalmers's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Port Chalmers

April in Port Chalmers ushers in a transition to cooler temperatures and increased humidity, contrasting sharply with the warmer, drier months that precede it. As the landscape shifts, you’ll experience both refreshing rainfall and the last remnants of warmth, making it a unique time to appreciate the region’s natural beauty. With over a third of the month seeing precipitation, the weather can feel quite variable, providing a dynamic backdrop for outdoor activities. To explore more about the climate nuances throughout the year, check out Port Chalmers Climate.