August Weather in Ashburton, New Zealand

Last updated: August 31, 2025

In August, Ashburton, New Zealand, experiences a cool and variable climate, characterized by a maximum temperature peaking at 21°C (69°F) and an average of 8°C (47°F). Nighttime temperatures can dip as low as -1°C (30°F), creating a refreshing chill in the air. The month sees a modest precipitation total of 47 mm (1.9 in), spread across 9 days, contributing to the area’s lush greenery. With a humidity level hovering around 84%, the air feels comfortably moist, adding to the enchanting atmosphere of this picturesque region during winter's tail end.

August Temperature in Ashburton

In August, Ashburton experiences a transition from the chill of winter to the mildness of spring. With temperatures ranging from a minimum of -1°C (30°F) to a pleasant maximum of 21°C (69°F), the month offers a refreshing respite as the average temperature rises to 8°C (47°F). This slight warming trend follows the colder months of June and July, where temperatures often hovered around 7°C (45°F). As August unfolds, residents can enjoy an increase in daytime warmth, signaling the gradual approach of spring and the promise of longer, sunnier days ahead. While the nights can still be crisp, the promise of warmer weather encourages outdoor activities and the blooming of early spring flora, making this month a lovely time to experience Ashburton's natural beauty.

August Weather in Ashburton: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Ashburton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ashburton, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec636360555045444750535761
Data source: Temperature data for Ashburton 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.

August Precipitation in Ashburton

August in Ashburton, New Zealand, sees a moderate precipitation level of 47 mm (1.9 in), slightly lower than the preceding months. With 9 days of rainfall, it's characteristic of winter's gradual retreat, paving the way for the drier spring months ahead. This month typically experiences less precipitation than July's peak of 85 mm, signaling a shift as the landscape prepares to dry out. As the seasons transition, the rainfall patterns suggest a gradual decrease from the winter storms, hinting at brighter and sunnier days on the horizon.

August Precipitation Trends in Ashburton

The chart displays monthly precipitation patterns in Ashburton, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Ashburton, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec506672755155854749628494
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Ashburton

In August, Ashburton, New Zealand experiences a humidity level of 84%, marking a slight decrease from the peak of 85% observed in both June and July. This month is part of a transition where humidity begins to ease from the high of winter and gradually blends into the spring months ahead. While August's levels remain relatively high, they mirror the overall trend of increasing humidity from early autumn through winter, with this slight dip indicating the first whispers of the drier months that follow. As spring approaches, Ashburton can typically expect a gradual reduction in humidity, with September showing a slight drop to 83%, hinting at a shift towards a more comfortable climate.

August Average Humidity in Ashburton

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

August UV Index in Ashburton

In August, Ashburton experiences a moderate UV Index of 3, marking a shift from the colder months of June and July, which see lower UV values. With a burn time of 30 minutes, it’s a reminder that while sunlight is less intense than in the summer months, it’s still important to take precautions when outdoors. As the days begin to lengthen and temperatures gradually rise, the UV levels are set to increase, suggesting a transition toward more intense sun exposure in the coming months. For a detailed look at how UV levels change throughout the year, visit Ashburton UV Index.

Maximum UV Index Levels in Ashburton for August

The chart shows the monthly maximum UV Index (UVI) for Ashburton in August, 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 August, the maximum UV index in Ashburton typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1312963223591012
Data source: Ashburton August 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.

August Sunshine in Ashburton

August in Ashburton, New Zealand, signifies a delightful turn towards more sunlit days, boasting 212 hours of sunshine. This marks a noticeable increase from the cooler, darker winter months of June and July, reflecting a gradual transition into spring. While the sunshine hours remain less than the sun-drenched summer peak of January, which enjoys 272 hours, August hints at the promise of warmth ahead. Following this month, the daylight continues to lengthen, paving the way for an even brighter September with 242 hours. This upward trend in sunshine hours not only uplifts the spirits but also heralds the blooming beauty of nature as the region shakes off its winter slumber.

Monthly Sunshine Duration in Ashburton: August Highlighted

The August sunshine duration represents the total number of hours Ashburton experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec272h290h261h227h194h160h178h212h242h275h298h319h
Data source: Ashburton August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ashburton During August

In August, Ashburton, New Zealand experiences a 42% chance of sunny weather, offering a promising balance of clear skies as winter begins to fade. This likelihood is notably higher than the gloomy months of June and October, both hovering at around 30%, and gives a hint of optimism as the seasons transition. Interestingly, the sunshine percentage shows an upward trend from July's 46%, suggesting that the tail end of winter might just bring brighter days. As spring approaches, the chance of sunshine is set to increase even further, with September already boasting a 50% likelihood. Thus, while August may not be the sunniest month in Ashburton, it certainly ushers in a more favorable forecast compared to the depths of winter.

Percentage of Sunny Days in August in Ashburton

The chart illustrates the percentage of sunny days in Ashburton throughout the year, with August 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 Ashburton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%37%40%56%50%30%46%42%50%33%38%30%
Data source: Ashburton August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ashburton in August

In August, Ashburton, New Zealand, experiences a notable shift in daylight duration, with about 10 hours of light each day. This marks a significant transition from the depths of winter where daylight dips to just 8 hours in June. August serves as a bridge, hinting at the longer days ahead as the days gradually extend toward spring. Following this month, daylight begins to increase steadily, reaching 11 hours in September and peaking at 15 hours in December. This gradual lengthening of daylight not only brightens the landscape but also uplifts the spirit, making August a time of anticipation for the vibrant, sun-drenched days to come.

Average Daylight Hours in Ashburton for August

The chart illustrates the variation in daylight duration in Ashburton throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec15h 1m13h 50m12h 20m10h 50m9h 34m8h 56m9h 15m10h 21m11h 47m13h 17m14h 39m15h 23m
Data source: Ashburton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Ashburton

In August, Ashburton experiences a gentle breeze with an average wind speed of 3.6 m/s (8 mph), marking a slight uptick from the quieter winds of winter. This month acts as a transition, as the winds begin to pick up again after the calmest period in June, where speeds dipped to 2.7 m/s (6 mph). Following the trend of increasing wind speeds, September shows an even higher average at 3.7 m/s (8 mph), suggesting that the warmer spring days are just around the corner. Overall, the wind patterns in Ashburton reveal a gradual ascent from the tranquil depths of winter towards the more lively breezes of the coming seasons, illustrating the dynamic change that characterizes this charming New Zealand locale.

Average August Wind Speed in Ashburton

The chart displays monthly wind speed patterns in Ashburton, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.13.43.33.23.52.73.13.6 m/s3.74.03.63.9
Data source: Ashburton August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Ashburton Compares to Other Months

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

In August, temperatures in Ashburton are relatively cool, with a minimum of -1°C (30°F) and an average of 8°C (47°F), peaking at 21°C (69°F). The month typically sees around 47 mm (1.9 in) of precipitation over 9 days, accompanied by high humidity levels averaging 84%.

In contrast, January offers noticeably warmer weather, with temperatures ranging from a minimum of 8°C (46°F) to an average of 17°C (63°F) and a maximum of 33°C (92°F). Precipitation levels are similar, at 50 mm (2.0 in) across 7 days, though the humidity is slightly lower at 79%.

For more details, check out Ashburton weather in January.

When comparing the weather in August and February, notable differences emerge in both temperature and humidity. August experiences cooler conditions with a minimum temperature of -1°C and an average of 8°C, while February boasts significantly warmer temperatures, with a minimum of 7°C and an average of 17°C. Additionally, February has a higher maximum temperature of 30°C compared to August’s 21°C. Precipitation is also slightly more frequent in February, with 66 mm over 6 days, whereas August sees 47 mm spread across 9 days. Humidity levels are relatively high in both months, at 84% in August and 76% in February. For more detailed insights on February's climate, check out Ashburton weather in February.

The weather in August is generally cooler than in March, with temperatures ranging from a chilly minimum of -1°C (30°F) to a pleasant maximum of 21°C (69°F). In contrast, March experiences milder conditions, featuring a minimum temperature of 6°C (43°F) and peaking at a much warmer 28°C (82°F). Precipitation is slightly higher in March at 72 mm (2.8 in) over about 10 days, compared to August's 47 mm (1.9 in) over 9 days. Additionally, while August boasts a higher humidity level at 84%, March remains comfortably humid at 78%. For more details on the weather in March, you can visit Ashburton weather in March.

When comparing the weather in August and April, notable differences emerge in temperature and precipitation patterns. August tends to be cooler, with average temperatures ranging from a minimum of -1°C (30°F) to a maximum of 21°C (69°F), while April enjoys milder temperatures, averaging from a minimum of 4°C (39°F) to a height of 26°C (79°F). Precipitation is slightly less in August at 47 mm (1.9 in) over 9 days, compared to April's 75 mm (3.0 in) spread across 10 days. However, humidity levels are quite similar, with August at 84% and April at 81%. For a detailed look at what to expect during the month of April, check out Ashburton weather in April.

In comparing the weather of August and May, both months experience similar temperature ranges, with minimums around -1°C and maximums reaching 21°C. However, May tends to be slightly warmer on average at 10°C compared to August's average of 8°C. Precipitation levels are also comparable, with May receiving 51 mm over 8 days and August 47 mm over 9 days. Both months feature high humidity levels at 84%, contributing to a generally damp feel. For a detailed look at May's weather conditions, you can refer to Ashburton weather in May.

In comparing the weather between June and August, both months experience relatively cool temperatures, but August tends to be slightly warmer overall. In August, the minimum temperature hovers around -1°C (30°F), with an average of 8°C (47°F) and a maximum reaching 21°C (69°F). Conversely, June features a slightly lower minimum of -2°C (28°F) and averages at 7°C (45°F), peaking at 20°C (69°F). Precipitation is also notable, with August seeing 47 mm (1.9 in) over 9 days, while June totals 55 mm (2.2 in) across just 7 days. Humidity levels are comparable, with August at 84% and June at 85%. For a closer look at June's weather specifics, you can check Ashburton weather in June.

In comparing the weather of August and July, August tends to be slightly warmer, with average temperatures reaching 8°C (47°F) compared to July's 7°C (45°F). The maximum temperature in August rises to 21°C (69°F), while July's peaks at 18°C (65°F). However, August experiences less precipitation, totaling 47 mm (1.9 in) over 9 days, whereas July sees a higher rainfall amount of 85 mm (3.4 in) over 11 days. Humidity levels remain fairly similar, with August at 84% and July at 85%. For a detailed look at July's weather, you can check out Ashburton weather in July.

In comparing the weather between August and September, we see a slight increase in overall temperature. August features minimums of -1°C (30°F) and an average of 8°C (47°F), with maximums reaching 21°C (69°F). In contrast, September starts with a slightly warmer minimum of 0°C (32°F) and an average of 10°C (50°F), while still peaking at 22°C (72°F). Both months have similar levels of precipitation, with August recording 47 mm (1.9 in) over 9 days and September slightly higher at 49 mm (1.9 in) across 10 days. Humidity levels remain comparable as well, with August at 84% and September at 83%. For more detailed insights on September weather, check out Ashburton weather in September.

In August, the weather in Ashburton is generally cooler, with temperatures ranging from a chilly -1°C (30°F) to a mild 21°C (69°F) and an average of 8°C (47°F). This month experiences a fair amount of precipitation, totaling 47 mm (1.9 inches) over approximately 9 days, accompanied by high humidity levels at 84%.

In contrast, October brings warmer temperatures, with a minimum of 2°C (35°F), an average of 12°C (53°F), and a maximum reaching 25°C (77°F). While October sees increased rainfall at 62 mm (2.4 inches) over about 12 days, the humidity drops slightly to 80%. For more detailed insights into the October climate, you can check Ashburton weather in October.

In August, the weather in Ashburton is generally cooler, with average temperatures ranging from a minimum of -1°C (30°F) to a maximum of 21°C (69°F). The month typically sees around 47 mm (1.9 in) of precipitation over 9 days, accompanied by relatively high humidity at 84%. In contrast, November experiences milder conditions, with temperatures rising to an average of 14°C (58°F) and highs reaching up to 27°C (81°F). This month has increased precipitation, measuring about 84 mm (3.3 in) also over 9 days, though humidity is slightly lower at 78%. For a detailed look at November weather, visit Ashburton weather in November.

In comparing the weather between August and December, a notable contrast emerges. August experiences cooler temperatures, with a minimum of -1°C (30°F) and an average of 8°C (47°F), while December boasts warmer temperatures, ranging from a minimum of 7°C (46°F) to a maximum of 28°C (82°F). Precipitation is higher in December at 94 mm (3.7 in) over 12 days, compared to August's 47 mm (1.9 in) over 9 days, although humidity remains relatively similar, with August at 84% and December at 81%. For more detailed insights, you can refer to the Ashburton weather in December.

Compare Ashburton's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Ashburton

As winter transitions to spring in August, Ashburton experiences a notable shift in weather patterns compared to the chillier months preceding it. Daytime temperatures begin to rise, creating a milder atmosphere that feels increasingly inviting, even as the nights can still descend to chilly lows. While precipitation is common, with several damp days adding to the lush landscapes, humidity peaks at a high rate, making the air feel heavier. Overall, August serves as a refreshing bridge, hinting at the warmer days to come while still retaining elements of winter's retreat. For a more detailed understanding of the weather patterns, visit Ashburton Climate.