Last updated: February 24, 2025
September in Rockport, United States offers a pleasant blend of mild temperatures and refreshing breezes. With a maximum temperature reaching 23°C (74°F) and an average of 16°C (61°F), the month provides a comfortable atmosphere, though cooler evenings can bring the temperature down to a minimum of 9°C (48°F). Rainfall is moderate, totaling 99 mm (3.9 in) over approximately 8 days, contributing to the region's lush landscapes. The humidity level sits at around 77%, enhancing the coastal experience. This combination makes September a delightful time for outdoor activities and enjoying the scenic beauty of Rockport.
September in Rockport ushers in a gentle transition from the warmth of summer to the cooler embrace of autumn. With average temperatures settling at a comfortable 16°C (61°F), the month showcases pleasant days where maximums reach around 23°C (74°F), perfect for outdoor activities. The nights, however, bring a refreshing chill, with minimums dipping to 9°C (48°F). This month reflects a gradual decline in temperatures compared to the sweltering summer months, yet still retains a sense of warmth that invites exploration of the striking natural surroundings. As the leaves begin to change, September in Rockport offers a beautiful glimpse into the approaching fall, making it an ideal time for leisurely strolls and enjoying the breathtaking scenery.
September in Rockport brings a moderate precipitation total of 99 mm (3.9 in), experienced over just 8 days of the month. This rainfall marks a noticeable dip from the heavy downpours of April, which saw the highest precipitation of the year at 169 mm (6.7 in), and provides a contrast to the wet months that precede and follow it. As summer transitions to fall, September's weather tends to balance, featuring a steady rainfall that prepares the landscape for the more substantial moisture of October, known for its 169 mm (6.6 in). Overall, September's precipitation is a critical part of the seasonal shift, bridging the warm, humid summer months with the cooler, wet season ahead.
In September, Rockport experiences a slight uptick in humidity, reaching 77% after the drier summer months. This marks a transition from the consistently low levels seen in July and August, where humidity stabilized at 74%. As autumn approaches, the increase in moisture levels is reminiscent of the spring months, when humidity levels remained relatively high. Compared to earlier in the year, September's humidity indicates a gradual rebound from the summer’s dry spell, setting the stage for the cooler, more humid conditions that follow in October at 82%. Overall, September serves as a bridge between the dry summer and the return of the more humid fall atmosphere in Rockport.
As September arrives in Rockport, the UV Index settles at a high 7, signaling a notable shift from the peak summer months. After experiencing very high levels of UV exposure throughout July and August, residents and visitors can expect a slight reprieve, with burn times extending back to 25 minutes before those harmful rays necessitate protection. This month illustrates the gradual transition from summer's intense sunlight to the milder conditions of fall, reflecting a broader pattern where UV levels typically begin to decline after the height of summer. Awareness of the UV Index is key, even as temperatures cool, so be sure to stay informed and enjoy the outdoors safely. For more details, visit Rockport UV Index.
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As summer transitions into fall, September in Rockport shines brightly with a spectacular 281 hours of sunshine, though slightly less radiant than the peak summer months of August, which boasts 328 hours. This drop signals a gentle shift in seasons, yet the warmth of early autumn keeps days invitingly bright. June and July mirror August at a robust 319 hours, showcasing the region's ability to bask in sunlight. In contrast, the months following September gradually lead to a more subdued October with 211 hours, hinting at the cozy embrace of fall and winter, where shorter days will soon dominate. This gradual shift illustrates not just a changing climate, but also a beautiful progression of time in Rockport, where each month brings its unique charm bathed in lasting sunlight.
In September, Rockport, United States, typically enjoys a 43% chance of sunny weather, offering a delightful transition from the summer heat. This represents a slight uptick compared to the drier months of July and August, which experience lower probabilities of sunshine at 28% and 31%, respectively. Notably, September's likelihood surpasses the percentages seen in early spring, such as February's 35% and April's 35%. Additionally, this month stands out as a bridge between the sunnier months of March and the more unpredictable cloud cover of October, which sits at 42%. Overall, September presents an appealing opportunity for outdoor enthusiasts to enjoy the lingering warmth of summer while benefiting from improved chances of sunny skies.
As September approaches in Rockport, the days gradually shorten, with the average daylight lasting 12 hours. This month marks a transition from the long, sun-soaked days of summer, which peaked at 15 hours in June and July, down to a more moderate light as autumn begins to take hold. After enjoying the 14 hours of daylight in May, residents start to notice the shift towards shorter evenings, signaling the start of the cozy fall season. Interestingly, this trend of diminishing daylight continues through October, where daylight drops to 10 hours, indicating the gradual approach of winter's early nights. Each season in Rockport paints a distinct picture, with daylight variations playing a key role in the rhythm of life.
As summer draws to a close in Rockport, September ushers in a gentle breeze, with an average wind speed of 4.9 m/s (11 mph). This marks a slight uptick from the languorous July and August months, where winds barely stirred at 4.1 m/s (9 mph) and 3.7 m/s (8 mph), respectively. The transition into fall brings a refreshing shift, reminding residents that nature's rhythm is ever-present. Looking forward, October begins to ramp up again, hinting at the stronger gusts typical of the upcoming season. Overall, September serves as a perfect balance, providing just enough wind to invigorate outdoor activities while maintaining the warm remnants of summer.
The weather in Rockport changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September'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.
September and January exhibit strikingly different weather patterns. In September, temperatures range from a mild 9°C (48°F) at night to a comfortable maximum of 23°C (74°F) during the day, with an average of 16°C (61°F). Precipitation during this month is moderate, totaling 99 mm (3.9 in) over about 8 days, accompanied by a relative humidity of 77%. In contrast, January plunges into the cold, with temperatures dipping as low as -18°C (0°F) and averaging -2°C (28°F), peaking at just 10°C (51°F). The month experiences slightly higher precipitation at 112 mm (4.4 in) across 9 days, with humidity rising to 88%. For a detailed look at the January weather patterns, visit Rockport weather in January.
September and February present stark contrasts in weather. In September, temperatures range from a mild 9°C (48°F) to a pleasant 23°C (74°F), with an average of 16°C (61°F). This month sees about 99 mm (3.9 in) of precipitation over eight days and maintains a humidity level of 77%. In contrast, February offers a much colder experience, with temperatures dipping as low as -16°C (4°F) and peaking at just 10°C (50°F), averaging -2°C (29°F). February also has slightly more precipitation at 108 mm (4.2 in), occurring over ten days, and a higher humidity of 88%. For a detailed look at February weather, check Rockport weather in February.
In comparing the weather of September and March, a clear contrast emerges. September offers mild temperatures, with an average of 16°C (61°F), and a maximum reaching up to 23°C (74°F), while March is much colder, with average temperatures around 0°C (33°F) and a peak of only 10°C (50°F). Precipitation levels are similar, with September receiving 99 mm over 8 days and March slightly lower at 89 mm over 10 days. Humidity is also marginally higher in March at 85%, compared to 77% in September, contributing to a generally more damp and chilly atmosphere during the latter month. For a detailed overview of March's weather, you can explore Rockport weather in March.
In comparing the weather of September and April, September generally offers milder temperatures, with daytime averages around 16°C (61°F) and a maximum of 23°C (74°F), making it a more comfortable month for outdoor activities. In contrast, April is chillier, featuring a minimum temperature of -3°C (26°F) and a cooler average of 5°C (41°F). Additionally, April experiences significantly more precipitation, with 169 mm (6.7 in) over 14 days, compared to September's 99 mm (3.9 in) over 8 days. Both months have high humidity levels, but April's is slightly higher at 81%. For a detailed look, you can check Rockport weather in April.
In comparing the weather of September and May, we can observe distinct differences. September enjoys a milder temperature range, with minimums of 9°C (48°F) and maximums reaching 23°C (74°F), providing a comfortable average of 16°C (61°F). In contrast, May starts cooler, with minimum temperatures dropping to 2°C (36°F) and an average of only 9°C (49°F). Precipitation is slightly higher in May at 114 mm (4.5 in) over 12 days compared to September's 99 mm (3.9 in) over 8 days. Additionally, humidity levels remain consistent between the two months, with September at 77% and May at 76%. For more detailed insights on May weather, you can check Rockport weather in May.
In comparing the weather of September and June, we see a notable difference in temperatures and precipitation. September typically presents milder conditions, with an average temperature of 16°C (61°F), while June has a slightly cooler overall average of 14°C (58°F). The maximum temperature in September reaches 23°C (74°F), only slightly lower than June's peak of 25°C (77°F). Rainfall is more prevalent in September, totaling 99 mm (3.9 in) over 8 days, compared to June's 87 mm (3.4 in) spread over 9 days. The humidity is also slightly higher in September at 77%, versus 74% in June, making the early autumn feel a bit more humid. For a closer look at June's weather specifics, you can visit Rockport weather in June.
When comparing the weather in September and July, notable differences emerge. September enjoys a slightly cooler temperature range, with average temperatures peaking at 23°C (74°F) compared to July's maximum of 25°C (78°F). The minimum temperatures are also lower in September, starting at 9°C (48°F) compared to July's 12°C (54°F). Although both months experience similar rainfall, September tends to have slightly more precipitation spread over fewer days, indicating a potential for more humid conditions with an average humidity level of 77%, compared to July’s 74%. For more details on what to expect during the warm summer month, check out Rockport weather in July.
September weather in Rockport exhibits cooler temperatures compared to August, with average highs reaching 23°C (74°F) as opposed to August's peak of 24°C (76°F). The minimum temperature in September drops to 9°C (48°F), a significant decrease from August's 13°C (56°F). Precipitation levels are slightly higher in September, totaling 99 mm (3.9 in) over 8 days, compared to August’s 90 mm (3.5 in) spread over 9 days. Additionally, humidity in September is slightly higher at 77%, while August sees a lower humidity level of 74%. For further details, visit Rockport weather in August.
September typically offers milder temperatures compared to October, with average highs reaching 23°C (74°F) and lows around 9°C (48°F). In contrast, October sees a drop in temperatures, with average highs of 19°C (66°F) and lows dipping to 1°C (34°F). Additionally, October experiences significantly more precipitation, with approximately 169 mm (6.6 in) over 13 days, compared to September's 99 mm (3.9 in) over 8 days. Humidity also slightly increases in October, reaching 82% compared to September's 77%. For a more detailed look at what to expect, check out Rockport weather in October.
September weather is generally milder, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F) and an average of 16°C (61°F). This month sees some rainfall as well, with 99 mm (3.9 in) of precipitation over about 8 days and humidity levels at 77%. In contrast, November brings colder temperatures, dipping as low as -12°C (11°F), with an average temperature of 6°C (42°F) and a maximum of 16°C (62°F). Rainfall increases to 145 mm (5.7 in) over 12 days, contributing to a higher humidity level of 85%. For a closer look at November weather, check out Rockport weather in November.
September and December weather show a stark contrast in terms of temperature and precipitation. September experiences milder conditions with minimum temperatures averaging around 9°C (48°F) and maximums reaching up to 23°C (74°F), alongside about 99 mm (3.9 in) of precipitation spread over 8 days. In contrast, December brings much colder temperatures, with a minimum of -18°C (0°F) and an average of 0°C (33°F), while precipitation increases to 160 mm (6.3 in) over 12 days, reflecting a shift to more winter-like conditions. Additionally, December's humidity level rises slightly to 84%, compared to September's 77%. For more detailed information, check out Rockport weather in December.
As summer fades, September in Rockport brings a refreshing change, with temperatures averaging a comfortable 16°C while highs can reach up to 23°C. This month stands out with its moderate humidity of 77% and a notable 99 mm of precipitation over approximately 8 days—elements that hint at the approaching autumn. Unlike the sweltering summer months, September offers a blend of crisp air and occasional rain, setting the stage for the vibrant fall foliage ahead. For a deeper dive into Rockport's climate trends, explore Rockport Climate.