August Weather in Dunedin, United States

Last updated: February 24, 2025

In August, Dunedin, United States experiences warm temperatures, with maximums reaching 32°C (90°F) and an average of 28°C (83°F), providing a balmy climate perfect for outdoor activities. However, visitors should prepare for frequent rain, as this month sees 221 mm (8.7 in) of precipitation over approximately 25 days, contributing to a humidity level of 74%. This combination of warmth and moisture not only fuels the lush greenery of the region but also offers a vibrant backdrop for summer exploration and local events.

August Temperature in Dunedin

In August, Dunedin experiences a delightful warm spell, with temperatures reflecting a noticeable peak in summer warmth. The minimum temperature settles at a comfortable 25°C (77°F), while the average climbs to 28°C (83°F) and can even reach a maximum of 32°C (90°F). This trend of rising warmth follows a pattern established in July, which also boasted similar high averages, indicating the height of the season. As summer begins to wane into the cooler months, August serves as a fitting farewell to the heat, ensuring the days remain pleasant and ideal for outdoor activities before the temperatures gradually start to dip in September. This combination of warmth and humidity creates a vibrant atmosphere, perfect for enjoying all that Dunedin has to offer during this lively month.

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

The chart illustrates August temperature patterns in Dunedin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec616568727781828281787065
Data source: Temperature data for Dunedin 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 Dunedin

August in Dunedin showcases a peak in precipitation, recording 221 mm (8.7 in) over 25 days of rain, making it one of the wettest months of the year. This trend continues from July, which also experienced high rainfall, suggesting a pattern of increased precipitation during the summer months. As summer transitions into autumn, the downpours play a crucial role in replenishing local water sources before the drier fall season begins. Following August, September's precipitation drops significantly to 135 mm (5.3 in), typically signaling a shift towards milder, less rainy weather. This consistent increase in rainfall during the height of summer highlights Dunedin's rich moisture levels, fostering a lush and vibrant environment.

August Precipitation Trends in Dunedin

The chart displays monthly precipitation patterns in Dunedin, 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.
JanFebMarAprMayJunJulAugSepOctNovDec43572066103159210221135714771
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Dunedin

In August, Dunedin experiences a comfortable humidity level of 74%, which mirrors the slightly lower trend seen in the preceding months of summer. As the year progresses from the humid heights of 82% in January and February, the humidity steadily declines, reaching its lowest point in August and July. This gradual decrease signifies the transition towards the drier months of late summer and early autumn. Interestingly, humidity begins to creep back up in September, suggesting a shift as the season changes, with levels rising again to 78% by fall. Overall, Dunedin's humidity trends highlight a typical pattern of peak moisture in the winter months, with a gradual retreat into drier conditions as the summer winds down.

August Average Humidity in Dunedin

This chart illustrates the average monthly humidity levels in Dunedin, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%79%78%76%75%74%75%78%80%82%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Dunedin

In Dunedin, United States, August marks a continuation of the extreme UV Index conditions established in the preceding months, with a UV Index of 11 and a burn time of just 10 minutes. This intense exposure reflects a trend that begins in April, showing that the summer months can be perilous for sunbathers and outdoor enthusiasts alike. As daylight hours continue to increase, the importance of sun protection remains paramount, with the UV Index remaining consistently high, especially from April through August. Whether you’re lounging at the beach or enjoying outdoor activities, be sure to stay informed and protected. For more details on UV levels throughout the year, check out the full Dunedin UV Index.

Maximum UV Index Levels in Dunedin for August

The chart shows the monthly maximum UV Index (UVI) for Dunedin 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.
JanFebMarAprMayJunJulAugSepOctNovDec689111112121111975
Data source: Dunedin 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 Dunedin

In August, Dunedin basks in a delightful 318 hours of sunshine, continuing a splendid stretch of bright weather that peaks during the warmer months. Following the slightly cooler July, which recorded 321 hours, August maintains a similar glow, hinting at the region's inviting climate. The summer months, from May to August, shine remarkably bright, with May leading at 337 hours and consistently nurturing the community's vibrant outdoor lifestyle. As autumn approaches, sunshine hours gradually decline, but August remains a fitting farewell to summer's warmth, perfectly encapsulating the lively energy that characterizes Dunedin during this time of year.

Monthly Sunshine Duration in Dunedin: August Highlighted

The August sunshine duration represents the total number of hours Dunedin 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.
JanFebMarAprMayJunJulAugSepOctNovDec219h263h318h320h337h306h321h318h312h302h280h267h
Data source: Dunedin August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dunedin During August

As summer wanes, August in Dunedin presents a notable dip in sunny weather, with only a 17% chance of sunshine, marking it as one of the cloudiest months of the year. This drop follows a steady increase in sunshine probabilities from the winter months, with June and July seeing mere 18% and 22%, respectively. Notably, the preceding months, like April and May, demonstrate significantly higher chances—60% and 58% respectively—indicating that sunshine tends to peak in the late spring. Overall, this trend suggests that while Dunedin enjoys brighter days leading into summer, August might be better suited for cozy indoor activities rather than sun-soaked outings.

Percentage of Sunny Days in August in Dunedin

The chart illustrates the percentage of sunny days in Dunedin 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 Dunedin experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%49%53%60%58%18%22%17%32%51%55%56%
Data source: Dunedin August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dunedin in August

As summer transitions into late summer in August, Dunedin enjoys a robust 13 hours of daylight, reflecting a peak that characterizes both June and July. This consistent daylight duration highlights a trend of gradually increasing light from the depths of winter, with the hours steadily climbing from just 10 hours in January. After a brief plateau during the spring months, the daylight starts to decline again in September, ushering in the autumn season. Overall, August encapsulates the warm, vibrant rhythm of summer, where longer days invite outdoor activities and exploration.

Average Daylight Hours in Dunedin for August

The chart illustrates the variation in daylight duration in Dunedin throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 35m11h 12m12h12h 50m13h 32m13h 52m13h 41m13h 4m12h 16m11h 27m10h 44m10h 23m
Data source: Dunedin daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Dunedin

In Dunedin, August brings a gentle breeze with an average wind speed of 4.2 m/s (9 mph), marking a subtle decline from the summer months. Notably, the winds during this time shift towards a more tranquil state, as they follow a peak in February at 5.4 m/s (12 mph) and gradually taper off through the months that precede fall. This trend highlights a seasonal transition, as August winds match the June and July averages, reflecting a consistent calmness as the year progresses. The cooler air sets a pleasant backdrop, making this month ideal for enjoying Dunedin's natural beauty.

Average August Wind Speed in Dunedin

The chart displays monthly wind speed patterns in Dunedin, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.95.45.05.05.14.23.94.2 m/s3.54.75.13.7
Data source: Dunedin August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Dunedin Compares to Other Months

The weather in Dunedin changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Dunedin and find detailed weather information for every month.

August and January present strikingly different weather conditions. In August, temperatures range from a mild 25°C (77°F) to a warm 32°C (90°F), with an average of 28°C (83°F). This month is characterized by high humidity at 74% and substantial rainfall, totaling 221 mm (8.7 in) spread over 25 days, making it one of the wettest months of the year. In contrast, January boasts a cooler climate with temperatures ranging from a chilly 2°C (36°F) to a pleasant 24°C (75°F), averaging around 16°C (61°F). Rainfall is notably lower in January, with just 43 mm (1.7 in) over about 4 days, and humidity is slightly higher at 82%. For more details on the January weather, you can refer to Dunedin weather in January.

August and February present starkly contrasting weather patterns. In August, temperatures range from a minimum of 25°C (77°F) to a maximum of 32°C (90°F), with an average of 28°C (83°F). This month is characterized by high humidity at 74% and significant precipitation, with 221 mm (8.7 in) falling over 25 days. In contrast, February features much cooler temperatures, with a minimum of 8°C (47°F), an average of 18°C (65°F), and a maximum of 25°C (78°F). Precipitation is considerably lower in February, totaling 57 mm (2.2 in) over just 5 days, despite a slightly higher humidity of 82%. For more detailed insights, check out Dunedin weather in February.

August and March present stark contrasts in weather patterns. In August, temperatures are notably warmer, with minimums around 25°C (77°F) and average highs reaching up to 32°C (90°F), accompanied by significant precipitation of 221 mm (8.7 in) over 25 days, resulting in a humid atmosphere at 74%. In contrast, March offers much cooler temperatures, with average highs of 26°C (79°F), and lows dropping to a brisk 7°C (46°F). The month sees minimal rainfall, only 20 mm (0.8 in) over just 3 days, and slightly higher humidity at 79%. For a detailed look at March's weather, you can check Dunedin weather in March.

In comparing the weather of August and April, August emerges as a significantly warmer month, featuring minimum temperatures of 25°C (77°F) and average highs of 32°C (90°F), while April offers a cooler climate with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 28°C (83°F). Precipitation levels also differ markedly; August sees a substantial 221 mm (8.7 in) of rainfall over 25 days, whereas April experiences much lighter rainfall of 66 mm (2.6 in) over just 7 days. Despite the slightly higher humidity in April at 78%, August's humidity of 74% combines with its warmth to create a distinctly humid summer atmosphere. For a deeper insight into the weather conditions, you can explore Dunedin weather in April.

The weather in August is generally warmer and more humid compared to May, with minimum temperatures around 25°C (77°F) and an average of 28°C (83°F), peaking at 32°C (90°F). In contrast, May starts off cooler, with minimum temperatures of 18°C (64°F) and an average of 25°C (77°F), reaching a maximum of 30°C (86°F). Additionally, August experiences significantly more rainfall, averaging 221 mm (8.7 in) over 25 days, while May sees only 103 mm (4.0 in) over just 9 days. Both months have similar humidity levels, with August at 74% and May at 76%. For more detailed information, you can check Dunedin weather in May.

When comparing the weather in June and August, both months exhibit similar warm temperatures, with August featuring an average of 28°C (83°F) compared to June's 27°C (81°F). However, August is generally wetter, receiving 221 mm (8.7 in) of precipitation over 25 days, whereas June has 159 mm (6.3 in) over 19 days. Humidity levels are slightly higher in August at 74%, while June maintains a close 75% humidity. For more detailed information on June weather, you can check Dunedin weather in June.

When comparing the weather in August to July, we see that both months boast similar temperature ranges, with August having a minimum of 25°C (77°F), an average of 28°C (83°F), and a maximum of 32°C (90°F), while July features a minimum of 24°C (76°F), an average of 28°C (82°F), and a maximum of 32°C (89°F). Precipitation levels are slightly higher in August, totaling 221 mm (8.7 in) over 25 days, compared to July's 210 mm (8.3 in) across the same number of days. Humidity remains constant at 74% for both months, contributing to the warm and muggy conditions typical of the region. For more detailed insights into July's climate, you can check out Dunedin weather in July.

In August, the weather tends to be warmer, with average temperatures around 28°C (83°F) and a maximum reaching 32°C (90°F). The month also experiences significant rainfall, totaling 221 mm (8.7 in) over about 25 days, resulting in a humidity level of 74%. In contrast, September sees slightly cooler temperatures, with an average of 27°C (82°F) and a minimum of 23°C (74°F). Precipitation decreases to 135 mm (5.3 in) over 18 days, and humidity rises modestly to 78%. For more details, you can check Dunedin weather in September.

In comparing the weather between August and October, we see a notable shift in temperature and precipitation patterns. August is characterized by warmer temperatures, with a minimum of 25°C (77°F) and an average of 28°C (83°F), reaching a maximum of 32°C (90°F). This month also experiences considerable rainfall, totaling 221 mm (8.7 in) over 25 days, alongside a humidity level of 74%. In contrast, October brings cooler temperatures, with a minimum of 15°C (59°F) and an average of 26°C (78°F), peaking at 31°C (87°F). The precipitation drops significantly to 71 mm (2.8 in) across just 10 days, while humidity rises slightly to 79%. For more details on October weather, you can visit Dunedin weather in October.

In August, the weather is notably warm with average temperatures around 28°C (83°F), peaking at 32°C (90°F), and is accompanied by high humidity levels of 74%. This month experiences significant rainfall, with precipitation occurring on 25 days and totaling 221 mm (8.7 in). In contrast, November sees a dramatic drop in temperatures, with averages around 21°C (70°F) and maximums reaching 28°C (82°F). The humidity increases slightly to 82%, but rainfall is considerably less, totaling only 46 mm (1.8 in), spread over just 6 days. For more detailed information on the unique climate characteristics of November, you can check out Dunedin weather in November.

In August, the weather is characterized by warm temperatures with a minimum of 25°C (77°F) and a maximum of 32°C (90°F), making it the peak of summer. The month experiences significant rainfall, with 221 mm (8.7 in) of precipitation spread over 25 days, contributing to a humidity level of 74%. In contrast, December brings much cooler weather, with temperatures ranging from a cool minimum of 7°C (44°F) to a comfortable maximum of 24°C (76°F) and an average of 18°C (65°F). This month sees significantly lower precipitation at 70 mm (2.8 in) over just 6 days, but the humidity increases slightly to 84%. For more detailed information, you can check Dunedin weather in December.

Compare Dunedin's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Dunedin

In August, Dunedin experiences a warm and humid climate that sets it apart from the cooler months of the year. With average temperatures consistently hovering around a pleasant 28°C (83°F), this month brings a welcome warmth, yet the elevated humidity creates a distinctive muggy atmosphere. While rainfall is a frequent visitor with approximately 221 mm over 25 days, the sporadic showers often provide a refreshing contrast to the heat. For those planning to explore Dunedin during this vibrant month, understanding the August weather is essential for making the most of outdoor activities. To learn more about Dunedin's climate throughout the year, visit Dunedin Climate.