August Weather in Rockport, United States

Last updated: February 24, 2025

In August, Rockport experiences a delightful blend of warm temperatures and refreshing coastal breezes. With a maximum temperature reaching 27°C (81°F) and an average hovering around 21°C (70°F), outdoor activities are both enjoyable and inviting. The month does see some rain, with 54 mm (2.1 in) of precipitation spread over 7 days, maintaining the lush landscape. Additionally, humidity levels around 66% create a pleasant atmosphere, making Rockport an ideal destination for summer adventures and seaside relaxation.

August Temperature in Rockport

In Rockport, August heralds the peak of summer, offering a delightful reprieve with temperatures that reflect the season's warm embrace. Minimums rise to a pleasant 16°C (61°F), while averages reach a comfortable 21°C (70°F), and maximums soar to an inviting 27°C (81°F). This trend of climbing temperatures is a stark contrast to the frigid lows experienced at the start of the year. As summer wanes, the consistent warmth invites both locals and visitors to enjoy outdoor activities, basking in the sun before the cooler months take hold. The gradual shift from warmer July peaks suggests that August is not just a continuation of summer but a celebration of heat, where long, sunny days are best savored outdoors.

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

The chart illustrates August temperature patterns in Rockport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343437445261686965574638
Data source: Temperature data for Rockport 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 Rockport

In August, Rockport experiences a noticeable dip in precipitation, with only 54 mm (2.1 in) recorded over just 7 days. This decline marks a significant contrast to the wetter months preceding it, such as April, which saw 156 mm (6.1 in) and a higher frequency of rainfall. This trend indicates that late summer brings a brief respite from the abundant rains of earlier months, as the region prepares for the resurgence of precipitation in fall, highlighted by October’s substantial 161 mm (6.3 in). As the summer heat lingers, locals may enjoy clearer skies, making August a welcome change before the seasonal shift.

August Precipitation Trends in Rockport

The chart displays monthly precipitation patterns in Rockport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec891091061569283985486161112140
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rockport

In August, Rockport experiences a notable dip in humidity, with levels averaging 66%, the lowest of the year. This decrease follows a gradual decline from January's peak of 86%, suggesting a relief from the heavy, muggy conditions typical of the winter months. As spring transitions to summer, humidity gradually decreases, reaching 67% in July before dipping further in August. Interestingly, this trend of declining humidity continues into September, climbing back up to 71% as fall approaches. Overall, August marks a key turning point, ushering in a more comfortable atmosphere just as summer begins to wane.

August Average Humidity in Rockport

This chart illustrates the average monthly humidity levels in Rockport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rockport

In August, Rockport experiences a very high UV Index of 9, maintaining the intensity seen throughout the summer months. This consistent rating suggests that sun safety should still be a priority as residents and visitors alike enjoy the warm rays. With a burn time of just 15 minutes, it's crucial to seek shade and apply sunscreen frequently to protect against skin damage. Interestingly, as the year progresses, we see a notable increase from the lower indices of 2 in January to the peak values of 9 in both May and August. This upward trend highlights the importance of remaining vigilant about sun exposure during these peak months. For more detailed insights, check out the UV Index trends for the region on Rockport UV Index.

Maximum UV Index Levels in Rockport for August

The chart shows the monthly maximum UV Index (UVI) for Rockport 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997632
Data source: Rockport 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 Rockport

August in Rockport shines brightly with an impressive 335 hours of sunshine, marking the tail end of a sunny summer that began in earnest back in May. This month stands just shy of July's peak, which enjoys 342 hours, framing a delightful season stacked with radiant days. The trend leading up to August shows a consistent increase in sunlight hours, peaking in mid-summer, while the gradual decline begins in September, when the sun shines for 281 hours. As the warm embrace of summer lingers, August offers Rockport residents and visitors alike a final opportunity to bask in the glory of long, sun-drenched days before the cooler months set in.

Monthly Sunshine Duration in Rockport: August Highlighted

The August sunshine duration represents the total number of hours Rockport 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.
JanFebMarAprMayJunJulAugSepOctNovDec148h187h256h247h303h333h342h335h281h229h198h173h
Data source: Rockport August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rockport During August

In Rockport, the likelihood of sunny weather in August stands at 33%, reflecting a slight dip compared to the summer months of June and July. This trend suggests that summer's peak sunshine begins to wane as the season transitions toward fall. Notably, March boasts the highest chance of sun at 60%, while February records the lowest, with just 32%. As we move from spring to summer, the probability of sunny days fluctuates, peaking earlier in the year before settling into the more moderate conditions of late summer. Overall, while August offers some respite with opportunities for sunshine, the anticipation of clearer skies increases in the following months, particularly in September with a jump to 47%.

Percentage of Sunny Days in August in Rockport

The chart illustrates the percentage of sunny days in Rockport 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 Rockport experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%32%60%41%40%41%34%33%47%39%53%30%
Data source: Rockport August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rockport in August

As summer draws to a close in Rockport, United States, August ushers in a shift in daylight, featuring approximately 13 hours of sunlight—a gradual decline from the peak of 15 hours in June. This month reflects the transition from the longer, sun-drenched days of summer to the shorter intervals that follow. While August retains a generous amount of daylight that promotes outdoor activities and summer adventures, it serves as a gentle reminder of the impending autumn, with September bringing 12 hours of daylight. The overall trend showcases a steady decrease as the year progresses, highlighting the cyclical nature of daylight throughout the seasons.

Average Daylight Hours in Rockport for August

The chart illustrates the variation in daylight duration in Rockport throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 26m10h 33m11h 57m13h 24m14h 38m15h 14m14h 55m13h 49m12h 26m10h 59m9h 44m9h 5m
Data source: Rockport daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Rockport

In August, Rockport experiences a notable dip in average wind speed, falling to 4.7 m/s (10 mph), the weakest gust of the year. This decline follows a gradual wind speed decrease since July, which can evoke a sense of calm as summer winds taper off. Interestingly, earlier months like March and April boasted stronger breezes, averaging up to 7.5 m/s (17 mph) and 6.2 m/s (14 mph), signaling the lively transitions of spring. As the season shifts into late summer, the winds begin to regain strength, with rates rising again in September. This pattern highlights a seasonal rhythm, where August stands out as a tranquil pause amid a year of variable breezes, inviting moments of serenity by the seaside.

Average August Wind Speed in Rockport

The chart displays monthly wind speed patterns in Rockport, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.27.17.56.26.05.95.04.7 m/s5.76.56.87.0
Data source: Rockport August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Rockport Compares to Other Months

The weather in Rockport 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 Rockport and find detailed weather information for every month.

August and January present stark contrasts in weather conditions. In August, temperatures range from a mild 16°C (61°F) at night to a warm 27°C (81°F) during the day, accompanied by a moderate humidity level of 66% and some precipitation over about 7 days. In contrast, January sees a significant drop in temperatures, with lows dipping to -16°C (4°F) and highs peaking at just 14°C (58°F). The winter month experiences greater humidity at 86% and slightly more rainfall, accumulating 89 mm (3.5 in) over 9 days. For more details on the January climate, check out Rockport weather in January.

When comparing the weather in August and February, the differences are striking. August boasts much warmer temperatures, with a minimum of 16°C (61°F), an average of 21°C (70°F), and a maximum of 27°C (81°F). In contrast, February is characterized by a much colder climate, featuring a minimum of -13°C (9°F), an average of just 1°C (35°F), and a maximum of 11°C (53°F). Precipitation levels also vary significantly; while August sees around 54 mm (2.1 in) over 7 days, February receives nearly double that amount at 109 mm (4.3 in) across 11 days. Additionally, February tends to be more humid, with humidity levels at 84% compared to August's 66%. For more detailed information on February weather, you can visit Rockport weather in February.

In comparing August and March weather, it's clear that these months present starkly different climates. August typically enjoys milder conditions with minimum temperatures around 16°C (61°F) and an average of 21°C (70°F), while experiencing maximums up to 27°C (81°F). There is some rainfall, totaling 54 mm (2.1 in) spread over 7 days, with humidity levels at 66%. In contrast, March is characterized by much colder temperatures, with a minimum of -11°C (12°F) and an average of just 3°C (37°F), reaching a maximum of 13°C (56°F). This month sees significantly more precipitation, with 106 mm (4.2 in) over 10 days and higher humidity at 82%. For a detailed look at March weather, you can visit Rockport weather in March.

Comparing the weather in August and April reveals significant differences in temperature and precipitation. August tends to be much warmer, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 27°C (81°F), averaging around 21°C (70°F). In contrast, April experiences much cooler temperatures, with lows of -1°C (31°F) and highs of only 17°C (63°F), averaging at 7°C (44°F). Precipitation also varies greatly; August sees less rainfall, totaling 54 mm (2.1 in) over about 7 days, while April is considerably wetter, with 156 mm (6.1 in) of rain spread across 13 days. Additionally, April has a higher humidity level at 80%, compared to August's 66%. For a more detailed look at April's climatology, check out Rockport weather in April.

When comparing the weather in August and May, there are notable differences in temperature and precipitation. August features warmer temperatures, with an average of 21°C (70°F) and a maximum of 27°C (81°F), while May has cooler conditions, with an average of 11°C (52°F) and a maximum of 20°C (69°F). Additionally, August experiences less rainfall, totaling 54 mm (2.1 in) over approximately 7 days, compared to May's 92 mm (3.6 in) over 10 days. Humidity levels are slightly lower in August at 66% versus May's 72%. For more detailed insights on May weather, you can visit Rockport weather in May.

When comparing the weather in August and June, it's evident that August tends to be warmer, with average temperatures ranging from a low of 16°C (61°F) to a high of 27°C (81°F), compared to June, which sees average temperatures from 9°C (49°F) to 23°C (73°F). However, June experiences slightly higher precipitation levels, totaling 83 mm (3.3 in) over 9 days, while August has lower precipitation at 54 mm (2.1 in) over just 7 days. Additionally, humidity is a bit higher in June at 72%, compared to 66% in August. For a more detailed look at specific conditions, you can check out Rockport weather in June.

In comparing July and August weather, both months exhibit similar temperature ranges, with August experiencing slightly higher average temperatures, hitting a minimum of 16°C (61°F) compared to July’s 15°C (59°F). The maximum temperatures remain consistent at 27°C (81°F) for both months. However, August sees a reduction in precipitation, recording 54 mm (2.1 in) over 7 days, while July has a wetter profile with 97 mm (3.8 in) across 10 days. Humidity levels are comparable, with July at 67% and August at 66%. Overall, August tends to be slightly drier and marginally warmer than July. For more detailed insights, you can check Rockport weather in July.

August typically experiences warmer temperatures than September, with an average of 21°C (70°F) compared to September's average of 18°C (65°F). While August sees maximums reaching 27°C (81°F), September's highs are slightly lower at 25°C (77°F). Both months have similar levels of precipitation, with August receiving 54 mm (2.1 in) and September increasing to 86 mm (3.4 in), although both months feature rainfall on approximately seven days. Additionally, September is slightly more humid, with humidity levels at 71% compared to August's 66%. For more detailed insights, you can check Rockport weather in September.

In comparing the weather between August and October, it's clear that significant changes occur as autumn sets in. August typically enjoys milder temperatures, with minimums around 16°C (61°F) and averages peaking at 21°C (70°F), while October sees much cooler conditions, with lows dropping to 3°C (38°F) and an average temperature of just 14°C (57°F). Additionally, October experiences a notable increase in precipitation, accumulating 161 mm (6.3 in) over 13 days compared to August’s 54 mm (2.1 in) over just 7 days. The humidity also rises in October, averaging 78%, which can make the cooler air feel more damp and chilly. For a more detailed look at the weather specifics, you can visit Rockport weather in October.

August and November present contrasting weather patterns, showcasing the transition from summer to autumn. In August, temperatures range from a mild 16°C (61°F) at night to a warm 27°C (81°F) during the day, accompanied by a moderate humidity level of 66% and a total precipitation of 54 mm (2.1 in) over about seven days. In stark contrast, November brings much cooler conditions, with temperatures varying from a chilly -9°C (16°F) at night to a maximum of 18°C (65°F) during the day. This month experiences higher precipitation at 112 mm (4.4 in) over eleven days, coupled with increased humidity at 84%. For a more detailed look at November weather, check out Rockport weather in November.

When comparing the weather in August and December, the contrast is striking. In August, temperatures are generally mild, ranging from a minimum of 16°C (61°F) to a comfortable average of 21°C (70°F), with highs reaching up to 27°C (81°F). The month experiences moderate humidity at 66% and relatively low precipitation of 54 mm (2.1 in) over about 7 days.

In contrast, December plunges into much colder temperatures, with a minimum of -14°C (7°F) and an average temperature of just 3°C (38°F). The maximum temperature reaches only 14°C (58°F). December is also wetter, receiving 140 mm (5.5 in) of precipitation spread over 10 days, coupled with a higher humidity level of 81%. To learn more about the specifics of December weather, you can visit Rockport weather in December.

Compare Rockport's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Rockport

August in Rockport brings a delightful warmth, with temperatures generally higher than in the preceding months, making it an ideal time for outdoor activities. The average temperature hovers around a comfortable 21°C (70°F), with peaks reaching up to 27°C (81°F), allowing for plenty of sunshine interspersed with refreshing sea breezes. While occurrences of rainfall do increase slightly, bringing with it about 54 mm (2.1 in) over approximately 7 days, the overall humidity remains moderate at 66%, ensuring the air feels pleasant rather than oppressive. This blend of warm temperatures and manageable moisture makes August stand out as a vibrant yet comfortable month in Rockport’s seasonal rhythm. For more detailed information about the weather patterns throughout the year, visit Rockport Climate.