Last updated: February 24, 2025
September in Avalon, United States, offers a delightful mix of warmth and occasional rainfall. With maximum temperatures reaching 29°C (84°F) and an average settling at a comfortable 22°C (72°F), outdoor activities remain inviting. However, visitors should prepare for some variability, as the month sees 109 mm (4.3 in) of precipitation spread over 9 days, creating a humidity level of 74%. Whether you're basking in the sun or enjoying the refreshing aftermath of a shower, Avalon in September promises a unique blend of summer and early autumn charm.
In September, Avalon experiences a gentle transition from the warmth of summer to the cooler autumn days, characterized by a minimum temperature of 14°C (57°F) and a pleasing average of 22°C (72°F), peaking at a comfortable 29°C (84°F). This month serves as a delightful bridge, maintaining a warmth reminiscent of summer while subtly hinting at the approaching fall. The temperatures reflect a trend of gradual cooling, with both mornings and evenings becoming pleasantly crisp, inviting residents and visitors alike to enjoy outdoor activities amidst the vibrant changing foliage. As September unfolds, Avalon's climate offers a perfect blend of warmth and refreshing breezes, making it an ideal time for exploration and appreciation of nature’s splendor.
September in Avalon experiences a notable uptick in rainfall, with precipitation reaching 109 mm (4.3 in) over nine rainy days. This marks a slight increase from August's 98 mm (3.9 in), continuing a trend of relatively high precipitation that begins in the spring months. The end of summer transitions into autumn, reflecting seasonal shifts as the wetter months approach, with October anticipated to be even more substantial at 136 mm (5.4 in). Overall, September’s weather not only replenishes the region but also sets the stage for a wetter fall season, making it a crucial month for local ecosystems.
In September, Avalon experiences a notable shift in humidity, dropping to 74%, which is among the lowest levels of the year. This decline follows a summer of relatively stable humidity, lingering around 76%-77%. The progression from a humid August to a more comfortable early autumn suggests a gradual transition as the air begins to crisp with the impending change of seasons. Interestingly, September's humidity stands as a precursor to the slight uptick in October, hinting at the gradual return of moisture in the air as the autumn months unfold. Overall, the trend highlights Avalon’s move from a warm, humid summer towards the drier, cooler conditions characteristic of autumn.
In September, Avalon experiences a UV Index of 8, marking a slight decline from the peak summer months where the UV Index reached a maximum of 10. This rating falls within the very high exposure category, implying that sun protection is still crucial with a recommended burn time of just 15 minutes. As the summer sun gradually fades, this month acts as a gentle reminder that while temperatures may begin to cool, the intensity of UV rays remains significant. It's essential for residents and visitors alike to remain vigilant about sun safety. For a detailed overview of UV trends year-round, visit Avalon UV Index.
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September in Avalon, United States, shines brightly with 289 hours of sunlight, marking a delightful transition from the sun-soaked peaks of summer. As temperatures cool and autumn approaches, this month still captures a significant portion of daylight, holding on to the vibrant energy felt in July, when the sun dazzles for a record 362 hours. Following the slightly diminished hours in August, September provides a warm embrace, with natural light gradually receding into the shorter days of fall. The trend reveals a steady ascent in sunlight from January’s mere 158 hours, peaking in mid-summer, before the soft decline begins, hinting at the cozy changes ahead.
As September rolls into Avalon, the likelihood of sunny weather starts to shine a bit brighter, boasting a 56% chance of sun. This marks a pleasant uptick following the summer months, particularly when compared to the notably lower probabilities of sunshine in August and June. Interestingly, September stands as one of the sunniest months, only slightly surpassing the peak sunshine month of July, which has a charming 55% chance. Moreover, as the year progresses into the fall season, the sun's presence often returns to a more favorable outlook, making September a fantastic time for outdoor activities and soaking in those golden rays before the chill of autumn sets in.
As September unfolds in Avalon, the daylight hours begin their gentle decline, settling at 12 hours of light. This month showcases a transition from the peak of summer, where July's 14 hours basked the town in warmth, down to the shorter days that accompany the impending autumn. Compared to August's 13 hours, September offers a subtle retreat into cozy evenings, hinting at the crisp changes to come. Overall, this gradual decrease in daylight reflects the cyclical nature of the seasons, as Avalon shifts from the long, sun-drenched days of summer toward the more muted tones of fall, with October ahead promising 11 hours of daylight.
As September rolls into Avalon, the breeze picks up slightly from the languid days of summer, settling at an average wind speed of 5.5 m/s (12 mph). This gentle uptick signals the transition into autumn, marking a shift from the slower, warmer months, where wind speeds dipped as low as 4.0 m/s in August. Interestingly, September's wind is not only a welcome relief but also hints at the more invigorating gusts to come in October and November, which typically see averages rise back to 6.0 m/s and 6.5 m/s, respectively. Overall, the September winds offer a soft reminder of the seasonal change, inviting residents and visitors alike to enjoy the fresh air as the landscape prepares for the vibrant hues of fall.
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.
September and January present starkly contrasting weather conditions. In September, temperatures hover between a minimum of 14°C (57°F) and a maximum of 29°C (84°F), with an average of 22°C (72°F). The month experiences about 109 mm (4.3 in) of rainfall over 9 days, accompanied by a moderate humidity level of 74%. On the other hand, January features a much colder climate, with temperatures ranging from a chilling -12°C (12°F) at night to a maximum of 16°C (61°F) during the day, yielding an average of just 4°C (39°F). While precipitation is lower at 75 mm (3.0 in) over the same 9 days, humidity is slightly higher at 83%. These differences highlight the seasonal transition from the warm, moist days of September to the cold, crisp atmosphere of January. For more detailed insights, you can check Avalon weather in January.
September and February present a striking contrast in weather conditions. September enjoys a mild climate with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), reflecting the pleasant transition from summer to autumn. In this month, precipitation is moderate at 109 mm (4.3 in) over 9 days, accompanied by a relatively comfortable humidity level of 74%.
In stark contrast, February is characterized by cold temperatures, with a minimum of -11°C (13°F) and a maximum reaching only 14°C (57°F). Despite slightly lower precipitation at 107 mm (4.2 in), it occurs over more days, totaling 12 days, and the humidity rises to 82%, contributing to a chillier atmosphere. For more specific details about the weather in Avalon during February, you can check Avalon weather in February.
When comparing the weather in September and March, it's clear that they present two distinctly different climates. September enjoys milder temperatures, with an average of 22°C (72°F) and maximums reaching up to 29°C (84°F), while March remains much cooler, averaging only 6°C (44°F) and peaking at 18°C (65°F). Precipitation levels are relatively similar, with September receiving 109 mm (4.3 in) over approximately 9 days, compared to March's 103 mm (4.1 in) spread over 10 days. Additionally, humidity levels are higher in March at 81%, compared to September's 74%, suggesting a more brisk and damp atmosphere during the early spring months. For more detailed information, you can explore Avalon weather in March.
September and April present distinct contrasts in weather patterns. In September, temperatures are generally warmer, ranging from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), with an average of 22°C (72°F). This month experiences about 109 mm (4.3 in) of precipitation over 9 days, accompanied by a humidity level of 74%. In contrast, April is much cooler, with temperatures starting at a chilly 2°C (35°F) and peaking at 22°C (73°F), averaging just 11°C (52°F). The month sees slightly less rainfall at 91 mm (3.6 in) but spans more rainy days, totaling 11, and has a higher humidity of 79%. For a detailed look at the weather in Avalon during April, you can check out Avalon weather in April.
When comparing the weather in September and May, it's evident that September offers a warmer climate with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), while May has cooler temperatures, with a range from a minimum of 5°C (40°F) to a maximum of 25°C (77°F). Both months experience a similar level of humidity at 74%, but September sees slightly lesser precipitation, with 109 mm (4.3 in) over 9 days compared to May's 118 mm (4.6 in) over 11 days. For a detailed look at the weather specifics in May, check out Avalon weather in May.
When comparing the weather in September and June, both months exhibit similar temperature ranges, but September tends to be slightly warmer on average, with an average temperature of 22°C (72°F) compared to June's 21°C (70°F). In terms of maximum temperatures, September reaches up to 29°C (84°F), just a degree higher than June's peak of 28°C (83°F). Notably, September experiences more precipitation, totaling 109 mm (4.3 in) over 9 days, while June has a milder rainfall of 68 mm (2.7 in) over 8 days. Humidity remains relatively high in both months, with September at 74% and June slightly higher at 77%. For more detailed insights on June weather, you can check out Avalon weather in June.
In comparing the weather of September and July, we see notable differences in temperature and precipitation. September typically experiences milder conditions with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), while July is generally warmer, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 31°C (88°F). Precipitation levels are somewhat comparable, with September receiving 109 mm (4.3 in) over 9 days and July slightly higher at 116 mm (4.6 in) over 10 days. Humidity levels remain similar, with September at 74% and July at 76%. For more detailed insights on July weather, you can check Avalon weather in July.
September's weather in Avalon is characterized by cooler temperatures compared to August, with minimums dropping from 18°C (65°F) to 14°C (57°F) and an average temperature falling from 25°C (76°F) to 22°C (72°F). Although both months experience the same maximum temperature of 29°C (84°F), September sees slightly more precipitation, totaling 109 mm (4.3 in) over 9 days, compared to August's 98 mm (3.9 in) over 12 days. Additionally, humidity remains relatively high in both months, although September is marginally drier at 74% compared to August’s 77%. For more detailed information about the weather in August, you can check Avalon weather in August.
In comparing the weather between September and October, September tends to be warmer with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), while October experiences cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 27°C (81°F). Both months see about nine days of precipitation, but October has slightly higher rainfall, totaling 136 mm (5.4 in) compared to September's 109 mm (4.3 in). Humidity levels remain fairly consistent, with September at 74% and October at 75%. For more specific details on October weather in Avalon, you can check Avalon weather in October.
In September, the weather is typically warm, with average temperatures around 22°C (72°F) and maximums reaching up to 29°C (84°F). The month experiences moderate rainfall, totaling 109 mm (4.3 in) over about 9 days, and humidity levels hover around 74%. In contrast, November ushers in cooler temperatures, with averages dropping to 11°C (52°F) and nighttime lows plummeting to -3°C (28°F). Though it sees slightly less precipitation at 90 mm (3.5 in) over 8 days, the humidity rises to 80%. This stark contrast highlights the transition from the warm, humid days of late summer to the crisp, cooler atmosphere of late autumn. For more detailed insights, check Avalon weather in November.
In September, temperatures are generally mild, with averages around 22°C (72°F) and maximums reaching 29°C (84°F), making it a comfortable month for outdoor activities. However, the weather can be quite humid, with a humidity level of 74% and 109 mm (4.3 in) of precipitation over about nine days. In stark contrast, December brings much colder temperatures, with an average of just 7°C (44°F) and minimums dropping to -7°C (20°F). While December sees slightly more precipitation at 115 mm (4.5 in) over 11 days, the humidity also rises to 81%, contributing to a noticeably different atmosphere. For more specifics on December weather in this region, check out Avalon weather in December.
As summer bids farewell, September in Avalon ushers in a delightful transition with milder temperatures and increased humidity. The warm days often reach a pleasant average of 22°C, making outdoor activities enjoyable before the cooler months set in. However, it’s also a month where the scattered rain showers become more frequent, contributing to a total precipitation of 109 mm across approximately nine days. This shift creates a refreshing coastal atmosphere, perfect for beach strolls and sunset views. For further insights into how Avalon’s weather patterns change throughout the year, explore Avalon Climate.