June Weather in Avarua, Cook Islands

Last updated: August 21, 2025

June in Avarua, Cook Islands, offers a delightful tropical experience characterized by comfortable temperatures. With maximums reaching 26°C (79°F) and an average of 24°C (75°F), visitors can expect pleasantly warm days, cooling down to a minimum of 21°C (70°F) at night. Despite experiencing 74 mm (2.9 in) of rain spread over 12 days, the relative humidity remains at a balmy 77%, enhancing the lush, vibrant scenery. This combination of warm weather and tropical moisture creates an ideal setting for relaxing by the beach or exploring the picturesque surroundings.

June Temperature in Avarua

In June, Avarua, Cook Islands experiences a delightful shift in temperatures, marking the onset of winter in the South Pacific. With minimums dropping to around 21°C (70°F) and averages settling at 24°C (75°F), it’s a comfortable time to enjoy the island’s beauty. While maximum temperatures reach a pleasant 26°C (79°F), it’s clear that the trend of gradually cooling weather is taking hold as the month unfolds. This transition from the warmer months of late autumn to the cooler winter not only enhances the tropical charm of Avarua but also makes it idyllic for outdoor adventures, inviting a mix of relaxation and exploration amidst the stunning landscapes.

June Weather in Avarua: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Avarua, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avarua, June 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).
JanFebMarAprMayJunJulAugSepOctNovDec797980797775747373747577
Data source: Temperature data for Avarua 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.

June Precipitation in Avarua

In June, Avarua, Cook Islands, experiences a noticeable shift in precipitation, receiving only 74 mm (2.9 in) of rainfall over 12 days. This marks a significant dip compared to the earlier months, with June consistently showing one of the lowest totals in the yearly cycle. Following the wettest months of January through March, where precipitation often exceeded 200 mm, the early winter months such as June and July typically bring drier conditions. This trend continues into July, with an uptick to 91 mm (3.6 in) across 13 days. As the dry season unfolds, residents and visitors alike can enjoy clearer skies and more pleasant weather, making June a relatively serene time in Avarua.

June Precipitation Trends in Avarua

The chart displays monthly precipitation patterns in Avarua, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Avarua, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec168298209162165749113264122120220
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Avarua

In June, Avarua enjoys a refreshing dip in humidity, dropping to 77%. This notable decrease highlights a trend of lower moisture levels as the year progresses into the cooler season. Following a peak in February with 85% humidity, the months leading to June have shown a gradual decline, effectively balancing the tropical experience with a touch of comfort. This pattern continues into July, where humidity remains steady at 77%, offering a pleasant reprieve for both residents and visitors before it begins to rise again in late summer. As the year unfolds, Avarua's humidity offers an inviting atmosphere, ideal for embracing the island's natural beauty without overwhelming stickiness.

June Average Humidity in Avarua

This chart illustrates the average monthly humidity levels in Avarua, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Avarua is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%81%79%80%77%77%80%82%83%84%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Avarua

In June, the UV Index in Avarua, Cook Islands drops to 7, reflecting a high exposure category and allowing for a more lenient burn time of 25 minutes. This marks a significant decrease from the extreme levels seen earlier in the year, such as 16 in January and 15 in February, where even 10 minutes of unprotected skin exposure could lead to burns. As the year progresses into late winter, the UV conditions remain manageable but still require caution, particularly in comparison to the soaring indices earlier on. Visitors and locals alike should still be mindful of the sun's intensity during this time. For more details on UV levels throughout the year, check out Avarua UV Index.

Maximum UV Index Levels in Avarua for June

The chart shows the monthly maximum UV Index (UVI) for Avarua in June, 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 June, the maximum UV index in Avarua typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161514118771011141415
Data source: Avarua June 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.

June Sunshine in Avarua

In June, Avarua basks in a delightful 237 hours of sunshine, marking a noticeable dip from the vibrant late summer months of March and April, which boast some of the highest figures of the year. As the year progresses, the sunshine hours show a gentle oscillation, with October and November stepping up as prime months, each delivering over 280 hours. This trend suggests that while June may not be the sunniest month, the tantalizing warmth of late spring melds seamlessly into the bright, golden rays of the upcoming summer, making Avarua a captivating destination year-round for sunshine seekers.

Monthly Sunshine Duration in Avarua: June Highlighted

The June sunshine duration represents the total number of hours Avarua experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec248h249h288h254h235h237h245h258h268h275h280h284h
Data source: Avarua June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Avarua During June

In June, Avarua enjoys a notable shift towards sunnier skies, with a 42% chance of sunshine—a significant improvement compared to the preceding months. This uptick is part of a broader trend, as warmer weather continues to build throughout the year; for instance, July follows closely with a 48% likelihood of sunny days. Interestingly, as we move into the second half of the year, the chances of sun rise significantly, with September, at 53%, promising the sunniest few days. Overall, June marks a delightful transition into the sun's embrace, hinting at the vibrant summer ahead in the Cook Islands.

Percentage of Sunny Days in June in Avarua

The chart illustrates the percentage of sunny days in Avarua throughout the year, with June 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 Avarua experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%27%33%43%31%42%48%41%53%45%40%26%
Data source: Avarua June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Avarua in June

In Avarua, Cook Islands, the transition through the months reveals a captivating rhythm of daylight duration. Starting from a generous 13 hours in January, the days gradually shorten to 12 hours by February and March, before dipping to 11 hours in April and May. The peak of 10 hours in June marks the mid-year low, with July maintaining this reduced daylight. However, as winter wanes, the days begin to lengthen again in August and September, returning to 11 hours, and steadily regaining brightness through October. By November and December, daylight reaches its peak once more at 13 hours, creating a delightful cycle of light that reflects the vibrant nature of this tropical paradise.

Average Daylight Hours in Avarua for June

The chart illustrates the variation in daylight duration in Avarua throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 14m12h 45m12h 10m11h 33m11h 4m10h 50m10h 58m11h 24m11h 58m12h 35m13h 7m13h 23m
Data source: Avarua daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Avarua

In June, Avarua experiences a gentle breeze, with an average wind speed of 7.1 m/s (16 mph), slightly dipping from the blustery gusts of May. As winter settles in, the wind continues to weave through the lush landscapes, creating a refreshing atmosphere that invites both locals and visitors to enjoy the outdoors. Notably, June's winds align with the trend from the previous months, showcasing a transition from the stronger currents in early spring to a more subdued flow heading into mid-year. This shift not only brings a sense of calm but also hints at the seasonal variations that define the charm of the Cook Islands. As the year progresses, the wind speeds gradually stabilize, with July seeing a gentle reduction to 6.0 m/s (13 mph), suggesting a rhythmic pattern in Avarua's climatic embrace.

Average June Wind Speed in Avarua

The chart displays monthly wind speed patterns in Avarua, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.84.95.35.47.47.1 m/s6.06.76.66.86.36.3
Data source: Avarua June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Avarua Compares to Other Months

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

The weather in June is typically warm with average temperatures around 24°C (75°F) and a maximum of 26°C (79°F). In contrast, January tends to be even warmer, featuring slightly higher average temperatures of 26°C (79°F) and maximums reaching 28°C (84°F). June experiences less precipitation, averaging 74 mm (2.9 in) over about 12 rainy days, whereas January sees significantly more rainfall, totaling 168 mm (6.6 in) over 17 days. Additionally, January's humidity is slightly higher at 84%, compared to June's 77%. For more specific insights, you can explore Avarua weather in January.

When comparing the weather in June and February, February tends to be warmer and wetter. In February, temperatures range from a minimum of 24°C (75°F) to a maximum of 29°C (84°F), with an average temperature of 26°C (79°F). Additionally, the month sees significant rainfall, totaling 298 mm (11.7 in) over 22 days, and humidity levels are relatively high at 85%. In contrast, June offers milder temperatures, with a minimum of 21°C (70°F) and a maximum of 26°C (79°F), averaging 24°C (75°F). Rainfall in June is lighter, with only 74 mm (2.9 in) spread across 12 days, and humidity is slightly lower at 77%. For more detailed information about February weather in Avarua, check out Avarua weather in February.

When comparing the weather in June and March, we notice a significant difference in temperature and precipitation. June typically experiences milder temperatures, with averages around 24°C (75°F), while March tends to be warmer, boasting temperatures that range up to 29°C (84°F) on average. Furthermore, March sees considerably more rainfall, with 209 mm (8.2 in) falling over 24 days, compared to June's 74 mm (2.9 in) over just 12 days. Humidity levels are similar, hovering around 77% in June and slightly higher at 81% in March. For more specific details about March weather, you can check Avarua weather in March.

When comparing the weather in June to that of April, we see notable differences in temperature and precipitation levels. In June, temperatures range from a minimum of 21°C (70°F) to a maximum of 26°C (79°F), with a comfortable average of 24°C (75°F) and slightly lower humidity at 77%. In contrast, April experiences warmer temperatures, with minimums of 23°C (74°F) and maximums reaching 28°C (83°F), averaging 26°C (79°F), alongside higher humidity of 79%. Additionally, April sees significantly more rainfall, totaling 162 mm (6.4 in) over 17 days, compared to June's 74 mm (2.9 in) over just 12 days. For more detailed information on April weather, visit Avarua weather in April.

In comparing the weather between May and June, we observe a slight increase in average temperatures in May, with minimum, average, and maximum temperatures recorded at 22°C (71°F), 25°C (78°F), and 28°C (82°F) respectively. June, while warm, is a bit cooler, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 26°C (79°F). Rainfall is significantly higher in May, accumulating to 165 mm (6.5 in) over 16 days, compared to June's 74 mm (2.9 in) over 12 days. Humidity remains fairly high in both months, with May at 80% and June at 77%. For more detailed information about the weather in May, check out this link: Avarua weather in May.

In comparing the weather of June and July, both months exhibit similar temperature ranges, with June having a minimum of 21°C (70°F) and an average of 24°C (75°F), while July shows a slightly lower minimum of 20°C (68°F) and an average of 23°C (74°F). Notably, the maximum temperature remains consistent at 26°C (79°F) for both months. However, July experiences increased precipitation, totaling 91 mm (3.6 in) over 13 days compared to June's 74 mm (2.9 in) over 12 days. Despite these differences in rainfall, humidity levels remain steady at 77% for both months. For a more detailed look at July's weather, you can visit Avarua weather in July.

June and August display similar maximum temperatures, both reaching a comfortable 26°C (79°F). However, June has slightly warmer minimum temperatures averaging at 21°C (70°F) compared to August’s 19°C (66°F). In terms of precipitation, August is significantly wetter, with 132 mm (5.2 in) of rain occurring over 12 days, compared to June's 74 mm (2.9 in) over the same number of days. Additionally, humidity levels are marginally higher in August at 80%, versus 77% in June. For more details on the August weather, you can visit Avarua weather in August.

June and September present mild yet distinct weather patterns. In June, temperatures range from a minimum of 21°C (70°F) to a maximum of 26°C (79°F), with an average of 24°C (75°F). The month experiences 74 mm (2.9 in) of precipitation over about 12 days, coupled with a humidity level of 77%. In contrast, September sees slightly cooler temperatures, with a minimum of 19°C (66°F), an average of 23°C (74°F), and a maximum of 25°C (78°F). The month has less rainfall, with only 64 mm (2.5 in) over 10 days, and humidity increases to 82%. For more specific details about the weather in September, you can check Avarua weather in September.

In June, the weather features mild temperatures, with a minimum of 21°C (70°F) and an average of 24°C (75°F), making it quite comfortable. The maximum temperature reaches around 26°C (79°F), while humidity sits at 77%. Precipitation is moderate, with 74 mm (2.9 in) falling over 12 days.

In contrast, October presents slightly cooler temperatures, with a minimum of 19°C (67°F) and an average of 23°C (74°F). The maximum temperature is similar at 25°C (78°F), but humidity increases to 83%, contributing to a more humid feel. Additionally, October experiences higher precipitation levels, totaling 122 mm (4.8 in) over the same number of rainy days. For more details, check out Avarua weather in October.

June and November share similar average temperatures, with both months featuring a minimum of around 21°C (70°F) and an average temperature of 24°C (75°F). However, November typically sees slightly warmer maximum temperatures, peaking at 27°C (80°F) compared to June's 26°C (79°F). Additionally, November experiences higher precipitation levels, averaging 120 mm (4.7 in) over 15 days, compared to June's 74 mm (2.9 in) over 12 days. The humidity in November is also slightly elevated at 84%, versus June's 77%. For more insights on weather during this time, check Avarua weather in November.

In June, temperatures in Avarua average around 24°C (75°F) with a minimum of 21°C (70°F) and a maximum of 26°C (79°F). The month sees around 74 mm (2.9 in) of precipitation across approximately 12 days, and the humidity is moderately high at 77%. In contrast, December experiences slightly warmer temperatures, with an average of 25°C (78°F), a minimum of 23°C (74°F), and a maximum reaching 28°C (82°F). However, December is notably wetter, accumulating about 220 mm (8.7 in) of rainfall over 19 days, along with higher humidity levels at 84%. For more details on December's weather, you can check Avarua weather in December.

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Conclusion: What to Expect From June Weather in Avarua

As June rolls into Avarua, the weather presents a refreshing shift from the warmer months, boasting a comfortable temperature range that hovers around the mid-20s°C. While the days are still pleasantly warm, the increased humidity brings a tropical feel, complemented by occasional rainfall that adds to the lush scenery. With around a dozen rainy days, this month tends to be notably wetter compared to its drier counterparts, making it a perfect time for visitors to embrace the vibrant landscapes. For a deeper dive into what June has to offer, explore the unique characteristics of this month's weather by visiting Avarua Climate.