Last updated: February 24, 2025
Experience the charm of September weather in Avalon, United States, where the delightful average temperature hovers around 20°C (68°F). Warm days peak at a pleasant 27°C (80°F), making it an ideal time for outdoor activities, while evenings bring a mild minimum of 16°C (62°F) for cozy moments. With virtually no rainfall, recording just 3 mm across 0 days, the atmosphere remains fresh and invigorating, complemented by a comfortable humidity level of 68%. This month offers a perfect backdrop for enjoying all that Avalon has to offer, from scenic strolls to vibrant local events.
In September, Avalon, United States, experiences a delightful transition as summer begins to fade into autumn. With minimum temperatures resting at 16°C (62°F) and maximums peaking at a warm 27°C (80°F), the month offers a comfortable average of 20°C (68°F). This slight increase in warmth compared to August, where the max was 24°C (75°F), indicates a lingering summer vibe, making it an ideal time for outdoor activities. As days grow shorter, the pleasant temperatures still invite visitors to enjoy the beauty of the changing seasons without the oppressive heat often felt earlier in the year. The trend of gradually cooling evenings hints at the crispness of fall to come, creating a perfect balance for both locals and tourists alike.
In Avalon, September marks a significant shift in precipitation patterns, with the month receiving a mere 3 mm (0.1 in) of rainfall, equivalent to just 0 days of measurable rain. This starkly contrasts with the earlier months of the year, especially January and February, which see consistent precipitation levels of 39 mm and 38 mm, respectively. As the summer months approach, rainfall dwindles dramatically, culminating in the nearly dry conditions of July and August. Interestingly, after a few dry months, October begins to hint at a return to wetter weather, but September stands out as one of the driest periods, reflecting a broader trend of decreasing precipitation as warmer, sunny days dominate the late summer. This pattern of fluctuating moisture plays a crucial role in the region's climate dynamics, setting the stage for the transitional months ahead.
In September, Avalon experiences a notable dip in humidity, with levels averaging around 68%, marking a decline from the summer months. This decrease continues the trend observed from August's 69%, signaling the onset of autumn. Overall, humidity in Avalon maintains a relatively stable range throughout the year, peaking in February at 79% and showing a gradual decrease as the seasons change. As the year progresses, particularly from September to October, there's a gentle drop in humidity, culminating at 67% in October, indicating a transition towards drier fall conditions. This consistent pattern underscores Avalon's climatic rhythm, where seasonal shifts bring about subtle changes in moisture levels.
As September rolls in, Avalon, United States, sees a UV Index of 10, indicating very high exposure levels. This trend marks a slight drop from the summer peak of UV Index 12 in July but remains consistent with the previous month’s extreme levels. With a recommended burn time of just 15 minutes, it’s crucial for residents and visitors alike to stay vigilant about sun protection. Throughout the year, the UV Index experiences significant fluctuations, peaking in late spring to summer before tapering off in the fall. For those planning outdoor activities in September, proper precautions are essential to enjoy the beautiful surroundings safely. For more detailed insights, check the Avalon UV Index.
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As summer gracefully transitions to autumn, September in Avalon, United States, basks in a delightful 314 hours of sunshine, showcasing a notable dip from the sun-soaked peaks of July's 376 hours. This month reflects the beginning of a gentle decline in sunlight, following a vibrant summer, where each mile of beach thrives under the golden rays. Interestingly, September retains a generous glow compared to its predecessors early in the year, even surpassing the sunshine totals of October and November. As the days shorten, Avalon's sunny charms remain a captivating backdrop, inviting residents and visitors alike to savor the last breaths of summer before the cooler months set in.
In September, Avalon enjoys a 65% chance of sunny weather, which signals a pleasant transition from the summer months. This percentage reflects a slight dip from the sunny heights of August at 68%, yet it remains higher than many months earlier in the year, including the cooler spring months like April at 49% and May at 34%. As the year progresses, the likelihood of sunny days generally stabilizes, hovering around the mid-60s into October with a 64% chance. Overall, September stands out as a delightful time, promising ample opportunity for outdoor activities amid the beautiful late-summer warmth.
As summer transitions to fall in Avalon, September brings a gentle decline in daylight, offering about 12 hours of sunshine, a subtle step down from the 14 hours of daylight enjoyed in the peak months of June and July. This gradual shift reflects the natural rhythm of the seasons, where longer days begin to recede, leading into October with its brisk 11 hours of daylight. While still blessed with ample light, September feels like a prelude to the cozy embrace of autumn, encouraging residents to relish the lingering warmth while preparing for the shorter days ahead. This month, with its soft golden hues and lengthening shadows, serves as a reminder of nature's cyclical dance, balancing the exuberance of summer with the tranquil charm of fall.
As September rolls into Avalon, the wind whispers gently, with an average speed of 3.8 m/s (8 mph) marking a subtle decline from the summer's light breezes. After a string of milder winds during the height of summer, September signals a transition as temperatures begin to ease. Throughout the year, wind patterns exhibit a notable dip from the more robust gusts of early spring, which peak at 5.1 m/s (12 mph) in March, to the soft caress of autumn. This month wraps up the warm season, hinting at the chilling winds to come, especially with a further drop in October's forecasted average of 3.9 m/s (9 mph), making it a serene time to enjoy the coastal beauty of Avalon. The winds of September, while gentler, still carry the promise of change, inviting residents and visitors alike to embrace the shifting seasons.
The weather in Avalon 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 Avalon and find detailed weather information for every month.
In September, the weather is generally warmer, with daily temperatures ranging from a minimum of 16°C (62°F) to a maximum of 27°C (80°F) and an average of 20°C (68°F). This month is marked by low precipitation, receiving only 3 mm (0.1 in) and experiencing no rainy days, along with a humidity level of 68%. In contrast, January features cooler temperatures, with a minimum of 10°C (51°F), an average of 15°C (59°F), and a maximum of 20°C (69°F). Rainfall increases significantly in January, totaling 39 mm (1.5 in) over four days, accompanied by slightly higher humidity at 74%. For more detailed insights on January weather, check Avalon weather in January.
In September, the weather is generally warm and pleasant, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 27°C (80°F) and minimal precipitation, making it a drier month with only 3 mm (0.1 in) of rain and humidity around 68%. In contrast, February is significantly cooler, featuring a minimum temperature of 9°C (49°F) and a maximum of 19°C (67°F). This month experiences more precipitation, totaling 38 mm (1.5 in), and rain is noted on about five days. The humidity also increases to 79%. For more detailed information about the weather during this month, check out Avalon weather in February.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 27°C (80°F) and an average of 20°C (68°F). The month is characterized by low precipitation, averaging only 3 mm (0.1 in) and experiencing no rainy days, while humidity levels are at 68%. In contrast, March brings cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 17°C (63°F), averaging just 14°C (58°F). Precipitation increases significantly to 31 mm (1.2 in), spread over 6 days, and the humidity rises slightly to 75%. For more detailed weather information, you can check Avalon weather in March.
In comparing the weather between September and April, September boasts warmer temperatures with a minimum of 16°C (62°F), an average of 20°C (68°F), and a maximum of 27°C (80°F), while April is cooler with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 21°C (71°F). Additionally, September is characterized by very little precipitation, averaging only 3 mm (0.1 in) and no rainy days, compared to April, which sees a higher precipitation level of 16 mm (0.6 in) over two days. Humidity levels are fairly similar, with September at 68% and April slightly higher at 70%. For more information about the weather in April, you can visit Avalon weather in April.
September generally offers warmer weather compared to May, with average temperatures around 20°C (68°F) in September, peaking at 27°C (80°F), while May sees cooler conditions with an average of 15°C (60°F) and a maximum of 19°C (67°F). Precipitation is much lower in September, averaging only 3 mm (0.1 in) and typically experiencing no rainy days, whereas May is slightly wetter with 10 mm (0.4 in) of rain over one day. Humidity remains relatively stable throughout both months, with September at 68% and May slightly higher at 70%. For more detailed information, you can check Avalon weather in May.
When comparing the weather in September and June, September tends to be warmer overall, with average temperatures reaching 20°C (68°F) compared to June's average of 17°C (62°F). The maximum temperatures also reflect this difference, peaking at 27°C (80°F) in September, while June sees a maximum of only 22°C (71°F). Precipitation is minimal in both months, with September recording 3 mm (0.1 in) and June slightly more at 4 mm (0.2 in), yet both months experience no rainy days. Humidity levels are similar, with September at 68% and June at 72%. For more detailed insights into June's weather, you can check Avalon weather in June.
The weather in September is generally warmer and drier compared to July. With temperatures ranging from a minimum of 16°C (62°F) to a maximum of 27°C (80°F), September boasts an average temperature of 20°C (68°F). In contrast, July has slightly cooler temperatures, with a maximum of 23°C (74°F) and an average of 19°C (66°F). Both months experience minimal precipitation, with 3 mm (0.1 in) and no rainy days recorded. However, September's humidity stands at 68%, slightly lower than July's 73%. For more details on July weather specifically, you can refer to Avalon weather in July.
In comparison to August, September experiences slightly lower minimum temperatures, averaging around 16°C (62°F) compared to August's 17°C (62°F). However, the average temperature remains constant at 20°C (68°F) for both months. Notably, September sees a higher maximum temperature of 27°C (80°F), making it warmer overall than August, which peaks at 24°C (75°F). Both months are characterized by minimal precipitation, with only 3 mm (0.1 in) in September and 2 mm (0.1 in) in August, and both feature no rainy days. Humidity levels are comparable, with September at 68% and August slightly higher at 69%. For more detailed information on August weather, check out Avalon weather in August.
In September, the weather boasts a pleasant range with temperatures peaking at 27°C (80°F) and an average of 20°C (68°F), accompanied by low precipitation levels and relatively high humidity at 68%. In contrast, October sees a slight drop in temperatures, with maximums reaching 25°C (78°F) and an average of 19°C (67°F). Additionally, October experiences increased precipitation, with about 6 mm (0.2 in) on average, spread over a day, while humidity remains fairly stable at 67%. For more details about the weather in October, check out Avalon weather in October.
September and November weather exhibits notable contrasts in temperature and precipitation. In September, temperatures are warmer, with a minimum of 16°C (62°F) and an average of 20°C (68°F), peaking at 27°C (80°F). The month is characterized by very low precipitation, totaling just 3 mm (0.1 in) without any rainy days, and a consistent humidity level of 68%. In contrast, November brings cooler temperatures, with a minimum of 11°C (52°F) and an average of 17°C (63°F), reaching a maximum of 22°C (71°F). Additionally, November experiences increased precipitation, totaling 17 mm (0.7 in) over 2 days, while maintaining the same humidity level of 68%. For more details on this month's weather, visit Avalon weather in November.
September and December showcase distinct differences in weather patterns. In September, temperatures are generally warmer, with a minimum of 16°C (62°F) and an average of 20°C (68°F), peaking at a maximum of 27°C (80°F). The month features very little precipitation, registering only 3 mm (0.1 in) over virtually no rainy days, while humidity levels stand at a comfortable 68%. In contrast, December brings cooler temperatures, with a minimum of 11°C (52°F) and an average of 15°C (60°F), reaching a maximum of 20°C (69°F). This month experiences significantly more rainfall, accumulating about 50 mm (2.0 in) over five days, and slightly higher humidity at 71%. For a more detailed look at December weather patterns, you can explore Avalon weather in December.
As summer gracefully transitions into fall, September in Avalon brings a delightful blend of warm temperatures and low precipitation, making it a standout month compared to the wetter and cooler conditions of the preceding months. With an average temperature settling comfortably around 20°C (68°F), residents and visitors alike can enjoy pleasant outdoor activities under a sky that's typically free of rain. In fact, this month boasts an impressive record of zero rainy days, allowing for uninterrupted sun-soaked adventures. The humidity level sits at a moderate 68%, striking a perfect balance that enhances the overall experience without overwhelming the senses. For more detailed insights, explore the trends and variations of weather throughout the year at Avalon Climate.