August Weather in Twizel, New Zealand

Last updated: August 31, 2025

In August, Twizel, New Zealand, experiences a refreshingly crisp climate, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 14°C (58°F) and an average of 4°C (39°F). The month is characterized by high humidity levels at 87%, and residents can expect approximately 82 mm (3.2 in) of precipitation across about 14 days. This evocative blend of cool air and wet conditions sets the stage for the stunning natural beauty that Twizel is renowned for, making it a unique time to explore the region's breathtaking landscapes.

August Temperature in Twizel

In August, Twizel, New Zealand, offers a crisp contrast to the warmer summer months, as temperatures begin to dip noticeably. The minimum temperature hovers around -8°C (18°F), setting a chilly tone for the month. Interestingly, the average temperature rises to 4°C (39°F), providing a hint of warmth amidst the winter chill. Daytime highs reach a modest 14°C (58°F), hinting at the transition towards spring. As August rolls on, a subtle warming trend begins to emerge, paving the way for the milder temperatures of September. Overall, this month serves as a gentle reminder of winter's hold while teasing the promise of the upcoming warmer seasons.

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

The chart illustrates August temperature patterns in Twizel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Twizel, 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).
JanFebMarAprMayJunJulAugSepOctNovDec595755494438363942475255
Data source: Temperature data for Twizel 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 Twizel

In August, Twizel experiences a noticeable shift in its weather pattern, with precipitation totaling 82 mm (3.2 in) spread over 14 days. This moderate amount follows a particularly wet July, which recorded the highest rainfall of the year at 139 mm (5.5 in), characterized by its increased frequency of rainy days. As winter transitions to spring, the steady rainfall in August keeps the landscape vibrant and lush, setting a foundation for the wetter months ahead, particularly September, which significantly upticks to 130 mm (5.1 in). Overall, while August sees a dip from the July highs, it remains integral in maintaining the region's rich ecological tapestry.

August Precipitation Trends in Twizel

The chart displays monthly precipitation patterns in Twizel, 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 Twizel, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec841151101131027613982130104136160
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Twizel

In Twizel, New Zealand, August experiences a humidity level of 87%, slightly lower than the previous months but still relatively high. This trend reflects the area’s generally humid climate, where humidity hovers around the 86-88% range from April through July. As the year progresses, humidity remains consistent, suggesting that Twizel's summers are characterized by a rich, moisture-laden atmosphere. As the seasons change towards spring in September, a subtle dip to 86% indicates a gradual shift, but overall, the town retains its notable humidity throughout the year, fostering lush landscapes and a unique weather experience.

August Average Humidity in Twizel

This chart illustrates the average monthly humidity levels in Twizel, 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 Twizel is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%87%88%88%88%88%87%87%86%86%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Twizel

In August, Twizel experiences a moderate UV Index of 4, with a burn time of approximately 30 minutes. This marks a slight increase from the low indexes observed in the preceding winter months of June and July, where the UV Index lingered at 2. As the days begin to lengthen and the sun grows stronger, it’s essential to remain vigilant about sun safety. Notably, the UV levels will continue to rise as spring approaches, ultimately peaking in the height of summer. For those venturing outdoors, taking precautionary measures such as wearing sunscreen and protective clothing is advisable. To stay informed about UV levels throughout the year, visit Twizel UV Index.

Maximum UV Index Levels in Twizel for August

The chart shows the monthly maximum UV Index (UVI) for Twizel 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 Twizel typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1412963224591113
Data source: Twizel 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 Twizel

August in Twizel, New Zealand, brings a welcome shift as daylight hours begin to increase, offering 191 hours of sunshine—a slight uptick from the chillier months of June and July. While the longer days of summer are still a few months away, the gradual rise from winter's 143 hours hints at the approaching warmth. This month sits comfortably between July's cooling rays and the vibrant sunshine of September, which boasts 238 hours. As the days lengthen, Twizel starts to emerge from its winter slumber, inviting both residents and visitors to enjoy the natural beauty under the gradually intensifying sun.

Monthly Sunshine Duration in Twizel: August Highlighted

The August sunshine duration represents the total number of hours Twizel 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.
JanFebMarAprMayJunJulAugSepOctNovDec277h293h257h219h187h143h151h191h238h264h306h328h
Data source: Twizel August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Twizel During August

When it comes to sunny weather in August in Twizel, New Zealand, the chances are relatively modest at 25%. This marks a noticeable dip compared to the sunnier months earlier in the year, where January and February boast probabilities of 43% and 39% respectively. As winter lingers into August, the likelihood of clear skies significantly lowers, aligning with the overall trend of diminishing sunshine that begins in late autumn, peaking in mid-summer. As spring approaches, the anticipation of brighter days increases, suggesting that while August may not be the sunniest month, the promise of sunnier weather is just around the corner.

Percentage of Sunny Days in August in Twizel

The chart illustrates the percentage of sunny days in Twizel 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 Twizel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%39%39%42%37%20%19%25%37%29%30%26%
Data source: Twizel August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Twizel in August

In Twizel, New Zealand, the daylight duration experiences a fascinating ebb and flow throughout the year. Starting with 15 hours of daylight in January, the days gradually shorten as summer transitions to autumn, reaching a low of just 8 hours in June. However, the onset of August marks a subtle resurgence, with daylight extending to 10 hours. This slight increase hints at the nearing arrival of spring, as days continue to lengthen in September and beyond. Overall, from the peak of summer to the depths of winter, Twizel's daylight rhythm showcases a beautiful cycle of light that precedes the vibrant, sun-soaked days of summer once again.

Average Daylight Hours in Twizel for August

The chart illustrates the variation in daylight duration in Twizel throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec15h 4m13h 51m12h 20m10h 49m9h 32m8h 53m9h 12m10h 20m11h 47m13h 18m14h 41m15h 26m
Data source: Twizel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Twizel

As the months roll on in Twizel, New Zealand, August greets residents and visitors with a gentle sigh of breeze, showcasing an average wind speed of 1.6 m/s (4 mph). This slight uptick parallels a trend seen in the nearby months of September and November, where similar wind speeds also grace the region. Throughout the year, January and December stand out with the highest average speeds at 1.9 m/s (4 mph), while the subsequent winter months feature a notably calmer atmosphere. Indeed, the August winds, while soft, are part of a rhythmic cycle, hinting at the seasonal shifts that define this picturesque landscape. As each month transitions, Twizel's breezy whispers remind us of the delicate balance between tranquility and movement that characterizes this stunning corner of New Zealand.

Average August Wind Speed in Twizel

The chart displays monthly wind speed patterns in Twizel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.61.51.81.51.41.51.6 m/s1.91.61.71.9
Data source: Twizel August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Twizel Compares to Other Months

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

August and January present contrasting weather patterns. In August, temperatures range from a chilly minimum of -8°C (18°F) to a maximum of 14°C (58°F), with an average of 4°C (39°F). The month sees about 82 mm (3.2 in) of precipitation over 14 days, accompanied by high humidity at 87%. Conversely, January offers much warmer conditions, with temperatures fluctuating between a minimum of 3°C (37°F) and a comfortable maximum of 27°C (81°F), averaging 15°C (59°F). With slightly higher precipitation of 84 mm (3.3 in), January experiences rains over only 10 days and maintains a similar humidity level of 86%. For a detailed look at January's climate, check out Twizel weather in January.

In August, the weather is quite chilly, with minimum temperatures dropping to -8°C (18°F) and an average of around 4°C (39°F), while maximum temperatures only reach 14°C (58°F). The month sees significant precipitation, totaling 82 mm (3.2 in) over 14 days, and humidity remains high at 87%. In contrast, February experiences much milder conditions, with minimum temperatures of 2°C (37°F) and an average of 14°C (58°F), peaking at a pleasant 27°C (80°F). Although February has a higher precipitation level of 115 mm (4.5 in) over just 10 days, humidity is slightly lower at 85%. For a detailed look at February weather, you can explore Twizel weather in February.

When comparing the weather in August and March, there are notable differences in temperature and precipitation levels. August tends to be colder, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 14°C (58°F) and an average of 4°C (39°F). In contrast, March experiences milder conditions, boasting temperatures that range from 0°C (33°F) to a maximum of 23°C (74°F) and an average of 13°C (56°F). Precipitation is also slightly higher in March, with 110 mm (4.3 in) falling over ten days, compared to 82 mm (3.2 in) over fourteen days in August. Interestingly, both months share the same humidity level of 87%, creating a similar feel in the air despite the temperature fluctuations. For more details on the specific climate in March, you can visit Twizel weather in March.

April and August present significantly contrasting weather patterns. In April, the temperatures range from a minimum of -3°C (26°F) to a comfortable maximum of 21°C (70°F), with an average temperature of 9°C (49°F). The month experiences a total precipitation of 113 mm (4.4 in) over 11 days, coupled with a humidity level of 88%. In comparison, August is much colder, with temperatures varying from -8°C (18°F) to a maximum of 14°C (58°F), and an average of 4°C (39°F). It sees slightly less rainfall, totaling 82 mm (3.2 in) over 14 days, and maintains a similar humidity level of 87%. This comparison highlights how April tends to be warmer and wetter than August, making it a more favorable month for outdoor activities. For more detailed information, check out Twizel weather in April.

When comparing the weather in August and May, August tends to be cooler, with average temperatures ranging from a minimum of -8°C (18°F) to a maximum of 14°C (58°F), while May experiences slightly warmer averages, with temperatures between -5°C (23°F) and 17°C (62°F). Precipitation is quite common in both months, with August receiving 82 mm (3.2 in) over 14 days and May recording a bit more at 102 mm (4.0 in) over 11 days. Humidity levels are comparable, with August at 87% and May slightly higher at 88%. For more details on May weather, you can visit Twizel weather in May.

When comparing the weather in August and June, we can see some notable similarities and differences. In August, the temperatures range from a minimum of -8°C (18°F) to a maximum of 14°C (58°F), with an average temperature of 4°C (39°F). Precipitation is slightly higher in August, totaling 82 mm (3.2 in) over 14 days compared to June’s 76 mm (3.0 in) over 10 days. The humidity remains fairly high in both months, with June at 88% and August at 87%. Overall, while both months experience chilly temperatures and considerable moisture, August tends to be slightly wetter and cooler than June. For more detailed insights on June weather, you can visit Twizel weather in June.

In comparing the weather conditions of August and July, we observe that August experienced slightly warmer average temperatures, with a minimum of -8°C (18°F) and a maximum of 14°C (58°F), compared to July's average of 2°C (36°F) and a maximum of 10°C (51°F). Precipitation levels were notably lower in August, with 82 mm (3.2 in) over 14 days, while July saw a higher total of 139 mm (5.5 in) over 13 days. Despite the increase in temperature, August maintained a similar humidity level of 87%, just slightly lower than July’s 88%. For a detailed look at July's weather specifics, visit Twizel weather in July.

In comparing the weather between August and September, we observe a slight increase in both average temperatures and overall precipitation. August features a minimum temperature of -8°C (18°F) and averages around 4°C (39°F), while September sees a minor rise to a minimum of -6°C (21°F) and an average of 5°C (42°F). The maximum temperatures in September also edge up to 15°C (60°F), compared to August's 14°C (58°F). However, September brings more rain, with a total precipitation of 130 mm (5.1 in) over 13 days, compared to August's 82 mm (3.2 in) across 14 days. Humidity levels remain similar, with August at 87% and September slightly lower at 86%. For more detailed insights, you can check Twizel weather in September.

In August, temperatures in Twizel are generally colder, with a minimum of -8°C (18°F) and an average of only 4°C (39°F). The maximum temperature reaches 14°C (58°F), and the month often sees significant precipitation, totaling 82 mm (3.2 in) over 14 days. Humidity is quite high at 87%.

In contrast, October brings more mild weather to the region, with a minimum temperature of -4°C (26°F) and an average of 8°C (47°F). The maximum can climb to a pleasant 21°C (71°F), although it experiences a slight increase in precipitation to 104 mm (4.1 in), still over 14 days. Humidity remains fairly stable at 86%. This shift in weather makes October a more favorable month for outdoor activities. For more details, check Twizel weather in October.

August and November present distinct weather patterns. In August, temperatures range from a chilly minimum of -8°C (18°F) to a comfortable maximum of 14°C (58°F), with an average of 4°C (39°F). The month sees about 82 mm (3.2 in) of precipitation over 14 days and high humidity at 87%. In contrast, November offers a much warmer atmosphere, with temperatures reaching a minimum of -3°C (26°F) and peaking at a maximum of 26°C (78°F), averaging around 11°C (52°F). Precipitation is higher at 136 mm (5.3 in), but it falls across 13 days, maintaining a slightly lower humidity of 86%. This shift from the cold and damp feel of August to a warmer and wetter November is notable. For more information, check Twizel weather in November.

In August, the weather is quite cool, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 14°C (58°F), while the average temperature sits at around 4°C (39°F). This month also sees a considerable amount of precipitation, totaling 82 mm (3.2 in) over 14 days, accompanied by high humidity levels of 87%. In contrast, December offers a much warmer climate, with temperatures ranging from a minimum of 2°C (37°F) to a high of 24°C (75°F) and an average of 13°C (56°F). However, it is also wetter, with precipitation reaching 160 mm (6.3 in) over 15 days and slightly lower humidity at 86%. For more information, you can check Twizel weather in December.

Compare Twizel's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Twizel

As August rolls into Twizel, the weather presents a fascinating transition from the chill of winter toward the impending spring. Temperatures fluctuate significantly, with the maximums still cool but gradually inching upwards, while the nights can plunge into frosty conditions. Precipitation remains relatively high, gracing the region with moisture for 14 days, which contributes to the lush landscape that defines Twizel. The humidity hovers at a notable 87%, giving the air a crisp, refreshing quality that is characteristic of this time of year. Unlike the drier months that precede it, August provides a unique blend of chilly winds and vibrant scenery, making it a perfect moment for those who appreciate the transitional beauty of the seasons. For a more in-depth look at the weather patterns throughout the year, visit Twizel Climate.