August Weather in Mossel Bay, South Africa

Last updated: August 31, 2025

August in Mossel Bay, South Africa offers a mild coastal climate, with temperatures ranging from a comfortable 9°C (48°F) at night to a pleasant 25°C (78°F) during the day. The average temperature sits around 15°C (59°F), creating ideal conditions for outdoor exploration. However, visitors should prepare for occasional rain, as the region experiences about 51 mm (2.0 in) of precipitation over 9 days, contributing to a relatively high humidity level of 76%. This blend of warm temperatures and lush, green landscapes makes August a charming time to visit this picturesque bay.

August Temperature in Mossel Bay

In Mossel Bay, South Africa, August marks the transition into spring, with temperatures reflecting a slight chill as winter begins to fade. The month sees a minimum of 9°C (48°F) and an average hovering around 15°C (59°F), while daytime highs can reach up to 25°C (78°F). Compared to the colder months preceding it, August is notably warmer, yet it retains a crispness that invigorates the air. As the days slowly lengthen, the weather hints at the warmer months ahead, setting a refreshing tone that encourages outdoor exploration and scenic coastal pursuits.

August Weather in Mossel Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Mossel Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mossel Bay, 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).
JanFebMarAprMayJunJulAugSepOctNovDec697068646361595860626466
Data source: Temperature data for Mossel Bay 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 Mossel Bay

August in Mossel Bay marks a notable uptick in precipitation, with 51 mm (2.0 in) of rain falling over 9 days, making it one of the wetter months of the year. This seasonal shift indicates a transition from the relative dryness experienced in the middle of the year, such as in June and July, which averaged 24 mm (1.0 in) and 33 mm (1.3 in) respectively. The increase in rainfall not only revitalizes the lush landscape but also sets the stage for the approaching spring months, where September and November maintain similar precipitation levels. Observing these patterns, one can appreciate how August serves as a bridge, linking the cooler, drier winter to the more temperate and vibrant seasons ahead.

August Precipitation Trends in Mossel Bay

The chart displays monthly precipitation patterns in Mossel Bay, 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 Mossel Bay, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec463044224424335149475133
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Mossel Bay

In Mossel Bay during August, the humidity settles at a comfortable 76%, marking a slight decrease from the higher levels seen in the preceding months. This dip follows a summer peak, with January's humidity reaching 79% and climbing to 83% by March. As winter approaches, humidity gradually declines, with August reflecting the trend of cooler temperatures and more stable atmospheric conditions. This pattern continues into September, where levels rise marginally to 77%, indicating a gradual transition as the region prepares to embrace the spring warmth. Overall, the August humidity contributes to Mossel Bay's pleasant coastal climate, making it an appealing destination year-round.

August Average Humidity in Mossel Bay

This chart illustrates the average monthly humidity levels in Mossel Bay, 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 Mossel Bay is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%82%83%82%78%77%79%76%77%79%77%79%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Mossel Bay

In August, Mossel Bay experiences a moderate UV Index of 5, translating to a burn time of 30 minutes for unprotected skin. This marks a notable shift from the extreme levels often seen in the earlier winter months, where the UV Index can soar as high as 14 in January. The transitional nature of August signals the end of the cooler months, leading into the spring season. As we move towards September, the UV Index climbs back to 9, indicating a return to very high levels. It's essential for residents and visitors alike to remain vigilant about sun protection, especially as summer approaches. For a detailed comparison and safety guidelines, check out the Mossel Bay UV Index.

Maximum UV Index Levels in Mossel Bay for August

The chart shows the monthly maximum UV Index (UVI) for Mossel Bay 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 Mossel Bay typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311853459111214
Data source: Mossel Bay 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 Mossel Bay

In Mossel Bay, South Africa, August shines brightly with a delightful 312 hours of sunshine, marking a noticeable upswing from the more subdued winter months. Following the cooler June and July, which recorded only 275 and 293 hours respectively, the arrival of August heralds a warmer embrace, as daylight gradually stretches and nature begins to awaken. This gradual increase in sunshine continues into the spring months, peaking in December with an impressive 414 hours. The consistent rise in hours throughout the year paints a vibrant picture of Mossel Bay’s climatic charm, where each month offers its own unique blend of sunshine, inviting both locals and visitors to bask in its warmth.

Monthly Sunshine Duration in Mossel Bay: August Highlighted

The August sunshine duration represents the total number of hours Mossel Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec329h348h354h309h295h275h293h312h323h367h384h414h
Data source: Mossel Bay August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mossel Bay During August

August in Mossel Bay offers a moderate chance of sunshine, with a 59% likelihood of clear skies. As winter wanes, it follows two months of strong sun potential in June and July, both boasting a 69% chance of sunny days. The transition into spring sees a gradual decline, as September further dips to 46%. Overall, August is a favorable time to visit, as it balances pleasant weather and fewer crowds, making it perfect for those seeking both sun and tranquility on South Africa's stunning coast.

Percentage of Sunny Days in August in Mossel Bay

The chart illustrates the percentage of sunny days in Mossel Bay 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 Mossel Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%66%51%45%59%69%69%59%46%51%47%42%
Data source: Mossel Bay August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mossel Bay in August

In Mossel Bay, South Africa, the daylight duration undergoes a captivating transformation throughout the year. As July gives way to August, the daylight remains steady at 10 hours, marking a brief plateau. This follows a gradual decline from 14 hours in January to just 9 hours in June, showcasing the area's shift towards winter. However, as spring approaches in September, daylight begins to lengthen once more, signaling the return of longer days. This rhythmic cycle not only highlights the beauty of the changing seasons but also inspires outdoor adventures under the sun-drenched skies of Mossel Bay.

Average Daylight Hours in Mossel Bay for August

The chart illustrates the variation in daylight duration in Mossel Bay throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 7m13h 17m12h 15m11h 11m10h 19m9h 53m10h 6m10h 52m11h 53m12h 57m13h 53m14h 22m
Data source: Mossel Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Mossel Bay

In August, Mossel Bay experiences a gentle breeze, with an average wind speed of 4.5 m/s (10 mph). This marks a slight dip from the stronger gusts of July and maintains a consistent flow seen in the preceding months. As winter transitions to spring, the winds remain moderate, offering a pleasant environment for outdoor activities. Interestingly, as the year progresses into the warmer months of October and December, wind speeds tend to increase to around 5.3 m/s (12 mph), suggesting a shift towards livelier weather. Overall, August's winds create a serene yet refreshing atmosphere, perfectly in tune with the scenic beauty of Mossel Bay.

Average August Wind Speed in Mossel Bay

The chart displays monthly wind speed patterns in Mossel Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.64.95.13.74.44.44.84.5 m/s4.75.35.05.3
Data source: Mossel Bay August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Mossel Bay Compares to Other Months

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

In comparing the weather of August and January, notable differences emerge in temperature and humidity. August experiences cooler temperatures, with a minimum of 9°C and an average of 15°C, while January enjoys much warmer conditions, with a minimum of 17°C and an average of 21°C. Precipitation levels are similar, with August receiving 51 mm over 9 days and January slightly lower at 46 mm over 8 days. Humidity remains relatively high in both months, at 76% in August and 79% in January. For more detailed insights on January weather, refer to Mossel Bay weather in January.

When comparing the weather in August and February, one can notice distinct differences in temperature and humidity. August has a cooler climate with minimum temperatures averaging around 9°C (48°F) and maximums reaching 25°C (78°F), while February enjoys warmer weather, with minimums of 16°C (60°F) and maximums peaking at 29°C (84°F). Precipitation is slightly lower in February, totaling 30 mm (1.2 in) over 8 days compared to August's 51 mm (2.0 in) over 9 days. Additionally, February tends to be more humid, with levels at 82% compared to August's 76%. For more detailed insights on February weather, visit Mossel Bay weather in February.

When comparing the weather in August and March, one can observe distinct differences in temperature and humidity. August offers a cooler range with temperatures averaging around 15°C (59°F) and peaking at 25°C (78°F), while March generally presents warmer conditions, featuring an average temperature of 20°C (68°F) and maximums reaching 27°C (80°F). Precipitation levels are relatively similar, with August experiencing 51 mm (2.0 in) over 9 days and March seeing 44 mm (1.7 in) over 8 days. Additionally, humidity levels are slightly higher in March at 83% compared to August's 76%. For more detailed weather insights, you can visit Mossel Bay weather in March.

When comparing the weather in August and April, there are notable differences in temperature and precipitation. August tends to be cooler with an average temperature of 15°C (59°F), while April is warmer, averaging 18°C (65°F) with maximum temperatures reaching 28°C (83°F). Additionally, August experiences more precipitation, with 51 mm (2.0 in) falling over 9 days, compared to April's 22 mm (0.8 in) over 6 days. Humidity levels are also slightly lower in August at 76%, while April registers a higher humidity of 82%. For more detailed insights into April's climate, you can check Mossel Bay weather in April.

In comparing the weather of August and May, we see some distinct differences. August experiences slightly cooler temperatures, with a minimum of 9°C and an average of 15°C, while May's temperatures range from a minimum of 11°C to an average of 17°C. While May has slightly less precipitation at 43 mm over 5 days compared to August's 51 mm over 9 days, the humidity levels are relatively similar, with August at 76% and May at 78%. Overall, May tends to be a touch warmer and drier, making it an appealing month for outdoor activities. For more specific details, you can visit Mossel Bay weather in May.

In comparing the weather between June and August, we see that August tends to have slightly lower temperatures, with a minimum of 9°C (48°F) compared to June's minimum of 10°C (51°F). Both months share a maximum temperature of 25°C (77°F), but August has an average temperature of 15°C (59°F), just shy of June's average of 16°C (61°F). Precipitation is notably higher in August, with 51 mm (2.0 in) over 9 days, while June sees only 24 mm (1.0 in) across 6 days. Interestingly, humidity levels are quite similar, with August at 76% and June at 77%. For more detailed insights into June's weather, you can visit Mossel Bay weather in June.

In comparing the weather of August and July, we observe only slight variations. Both months experience similar temperature ranges, with minimums of around 9°C (48°F - 49°F), average temperatures hovering near 15°C (59°F - 60°F), and maximums reaching 25°C (78°F). However, August is characterized by slightly higher precipitation, totaling 51 mm (2.0 in) over 9 days, compared to July's 33 mm (1.3 in) over 6 days. Humidity levels remain relatively consistent, with August at 76% and July at 78%. For more detailed insights, you can explore Mossel Bay weather in July.

August and September in Mossel Bay exhibit a gradual transition in weather patterns. In August, the temperatures range from a minimum of 9°C (48°F) to a maximum of 25°C (78°F), with an average of 15°C (59°F) and a precipitation total of 51 mm (2.0 in) over 9 days, accompanied by a humidity level of 76%. In contrast, September sees a slight increase in temperatures, with a minimum of 10°C (51°F) and a maximum of 31°C (88°F), averaging 16°C (60°F). Precipitation decreases slightly to 49 mm (1.9 in) over just 7 days, with humidity rising to 77%. This shift indicates a warming trend as the season progresses. For more details, check Mossel Bay weather in September.

In August, the weather tends to be cooler with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 25°C (78°F), averaging around 15°C (59°F). The month experiences some precipitation, totaling 51 mm (2.0 in) over about 9 days, accompanied by a humidity level of 76%.

In contrast, October sees slightly warmer temperatures, with a minimum of 12°C (53°F), an average of 17°C (62°F), and a maximum reaching up to 30°C (86°F). The precipitation is somewhat less at 47 mm (1.9 in), falling over 8 days, while humidity increases slightly to 79%. Overall, October offers a transition to warmer conditions compared to the cooler and wetter August. For more detailed information, you can check Mossel Bay weather in October.

August and November in Mossel Bay present subtly different weather patterns. August typically experiences cooler temperatures, with a minimum of 9°C (48°F) and an average of 15°C (59°F), while November offers slightly warmer conditions, with minimums around 12°C (55°F) and an average of 18°C (64°F). Both months share similar precipitation levels at 51 mm (2.0 in), but November sees just one day less of rainfall, occurring on average over 8 days compared to August’s 9. Humidity is comparable as well, with August at 76% and November slightly higher at 77%. For more detailed insights, you can refer to Mossel Bay weather in November.

In August, the weather in Mossel Bay is characterized by cooler temperatures, with a minimum of 9°C (48°F) and an average of 15°C (59°F), reaching a maximum of 25°C (78°F). This month experiences 51 mm (2.0 in) of precipitation over approximately 9 days, and humidity levels are around 76%. In contrast, December boasts a milder climate, with minimum temperatures starting at 15°C (59°F) and an average of 19°C (67°F), while still reaching a high of 25°C (77°F). Precipitation decreases to 33 mm (1.3 in) spread over about 7 days, with humidity slightly higher at 79%. For more specific details about the December weather, you can check out Mossel Bay weather in December.

Compare Mossel Bay's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Mossel Bay

As August rolls into Mossel Bay, the landscape shifts subtly from the milder months of winter, bringing a blend of cool mornings and pleasantly warm afternoons. With average temperatures hovering around a comfortable 15°C and maximum highs reaching as much as 25°C, it's a month that beckons for outdoor exploration despite a slight uptick in precipitation. While the 76% humidity and 51 mm of rainfall over approximately 9 days may dampen some spirits, they also invigorate the region's lush scenery. Unlike the drier summer months, August's weather offers a refreshing change, perfect for enjoying the natural beauty and vibrant coastal charm of Mossel Bay. For more insight into what to expect throughout the year, check out Mossel Bay Climate.