September Weather in Avila Beach, United States

Last updated: February 24, 2025

September in Avila Beach, United States, offers a delightful blend of warmth and refreshing coastal air. With maximum temperatures soaring to 35°C (95°F) and a pleasant average of 18°C (65°F), this month invites outdoor enthusiasts to enjoy the surf and sand. Evenings cool off to a comfortable minimum of 11°C (53°F), perfect for relaxed strolls along the beach. Notably, the area witnesses a dry spell with only 1 mm (0.0 in) of precipitation across zero rainy days, making it an ideal time for sun seekers. Coupled with a humidity level of 70%, the weather fosters a pleasantly warm environment, encouraging visitors to bask in the golden sunshine of Avila Beach.

September Temperature in Avila Beach

In September, Avila Beach experiences a delightful transition from summer to fall, marked by inviting temperatures that invite outdoor activities. With minimums hovering around 11°C (53°F), the average temperature rises to a comfortable 18°C (65°F), making it perfect for leisurely beach days and scenic strolls. The maximum temperature can reach a toastier 35°C (95°F), offering warmth that lingers even as summer starts to fade. This month stands out with a remarkable peak in temperature compared to both preceding and succeeding months, hinting at a final flourish of warmth before autumn settles in. As the month progresses, the coastal charm of Avila Beach continues to thrive, presenting visitors with a beautiful blend of sunshine, gentle breezes, and stunning sunsets.

September Weather in Avila Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Avila Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545455575862646565635954
Data source: Temperature data for Avila Beach 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.

September Precipitation in Avila Beach

In September, Avila Beach experiences a stark shift in its precipitation patterns, with a mere 1 mm (0.0 in) of rain recorded—marking the end of the dry summer spell. This month continues a trend seen from June through August, where the region saw virtually no rainfall, resulting in 0 precipitation days for September as well. This prolonged dryness, characteristic of late summer in coastal California, sets the stage for October's mild increase in precipitation. As the seasons transition, residents and visitors alike eagerly anticipate the refreshing rains that typically return by late fall, breaking the summer’s dry hold.

September Precipitation Trends in Avila Beach

The chart displays monthly precipitation patterns in Avila Beach, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec110808423121111113276
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Avila Beach

As summer transitions into fall, September welcomes a noticeable drop in humidity levels in Avila Beach, with an average of 70%. This decline marks the end of the peak humidity months, where the summer months of June to August ranged between 72% and 75%. Interestingly, September mirrors October’s humidity, indicating a continued shift towards drier conditions as the year progresses. Overall, the trend shows a gradual decrease in humidity from the winter months, peaking at 83% in February, and settling into the more comfortable, crisp autumn air.

September Average Humidity in Avila Beach

This chart illustrates the average monthly humidity levels in Avila Beach, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%80%76%75%74%75%72%70%70%74%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Avila Beach

In September, Avila Beach experiences a very high UV Index of 9, with a burn time of just 15 minutes — a slight decrease from the extreme levels observed in July and August. This time of year marks a transition as summer wanes, yet the sun still packs a punch, urging beachgoers to take precautions. Notably, the UV Index remains elevated compared to earlier months, illustrating a clear trend of increasing sun intensity from January through September. As fall approaches, the Index dips slightly in October, but in September, visitors should remain vigilant and protect their skin while enjoying the beautiful coastal scenery. For more detailed insights, check the Avila Beach UV Index.

Maximum UV Index Levels in Avila Beach for September

The chart shows the monthly maximum UV Index (UVI) for Avila Beach in September, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4589101212119753
Data source: Avila Beach September 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.

September Sunshine in Avila Beach

As September arrives in Avila Beach, the warmth of summer gradually begins to wane, yet the charm of the season lingers with a delightful 316 hours of sunshine. This month captures a turning point, showcasing a significant dip from the peak brightness of July and August, which flaunted 383 and 358 hours respectively. However, the September sun still shines brighter than earlier months, reflecting a robust transition from late summer to early autumn. The gradual decrease in daylight hours, descending from a summer crescendo, invites both locals and visitors to relish the mild temperatures and softer light, making it a perfect time for leisurely strolls along the beach or basking in the sun’s golden rays.

Monthly Sunshine Duration in Avila Beach: September Highlighted

The September sunshine duration represents the total number of hours Avila Beach experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec179h229h284h316h368h372h383h358h316h295h246h223h
Data source: Avila Beach September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Avila Beach During September

In Avila Beach, the likelihood of sunny weather takes a pleasant turn as summer transitions into early autumn. September enjoys a 68% chance of sunshine, closely mirroring the sun-drenched days of both August and October, which also boast a similar likelihood. This steady prevalence of sunny weather echoes the warmer months of June (73%) and May (72%), indicating that the summer's charm lingers pleasantly into September. As the month progresses, residents and visitors can still bask in the sun, with clear skies making this coastal town a delightful destination for outdoor activities and relaxing beach days.

Percentage of Sunny Days in September in Avila Beach

The chart illustrates the percentage of sunny days in Avila Beach throughout the year, with September 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 Avila Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%69%61%57%72%73%64%71%68%68%68%50%
Data source: Avila Beach September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Avila Beach in September

As summer fades into autumn, September in Avila Beach brings a warm transition with 12 hours of daylight, slightly less than the sun-drenched days of August. This gradual decline is part of a clear trend, where daylight peaks in May through July at a comforting 14 hours, before tapering off into the shorter days of fall. With the days getting shorter, September offers a beautiful balance, allowing residents and visitors alike to enjoy the lingering warmth while subtly hinting at the cozy months ahead. The countdown to winter begins, but the soft glow of early autumn still invites plenty of outdoor adventures.

Average Daylight Hours in Avila Beach for September

The chart illustrates the variation in daylight duration in Avila Beach throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 4m10h 55m11h 59m13h 6m14h 1m14h 28m14h 13m13h 24m12h 20m11h 14m10h 17m9h 48m
Data source: Avila Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Avila Beach

As September unfolds in Avila Beach, a gentle breeze sweeps through, mirroring the calm of summer with an average wind speed of 2.1 m/s (5 mph)—a continuation of the relaxed airflow that characterizes the late summer months. This slight dip in wind speed from the earlier months of the year reflects the tranquil ambiance prevalent in the region during this time. Interestingly, the summer's soft whispers transition into the subtle rustle of autumn, as October hints at a mild revival with a slight increase to 2.9 m/s (6 mph). Overall, September stands as a serene pause in Avila Beach, where the winds invite leisurely strolls and tranquil sunsets, capturing the essence of a coastal retreat as the seasons subtly shift.

Average September Wind Speed in Avila Beach

The chart displays monthly wind speed patterns in Avila Beach, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.33.03.33.32.82.22.12.1 m/s2.92.93.1
Data source: Avila Beach September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Avila Beach Compares to Other Months

The weather in Avila Beach 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 Avila Beach and find detailed weather information for every month.

September and January present stark contrasts in weather conditions. In September, temperatures can soar to a maximum of 35°C (95°F) with an average of 18°C (65°F), accompanied by low humidity at around 70% and almost no precipitation. In comparison, January sees much cooler temperatures, with a minimum of 4°C (40°F) and an average of 12°C (54°F). This month experiences significantly higher precipitation, totaling 110 mm (4.3 in), over about six days and a rise in humidity to 80%. For more detailed information, check out Avila Beach weather in January.

September and February present contrasting weather conditions. September boasts higher temperatures, with a minimum of 11°C (53°F) and an average of 18°C (65°F) that can peak at 35°C (95°F). The month is relatively dry, experiencing only 1 mm of precipitation over no rainy days, while humidity hovers around 70%. In stark contrast, February sees a drop in temperatures, with a minimum of 4°C (39°F) and an average of 12°C (54°F), reaching a maximum of 25°C (77°F). This month is significantly wetter, receiving 80 mm of rain across 6 days, coupled with higher humidity levels at 83%. For more details, see Avila Beach weather in February.

When comparing the weather in September to that of March, there are notable differences in temperature and precipitation. September typically boasts warmer temperatures, with a minimum of 11°C (53°F) and a maximum reaching up to 35°C (95°F), while March experiences cooler temperatures, ranging from a minimum of 5°C (41°F) to a maximum of 24°C (76°F). Additionally, September is quite dry, with only 1 mm of precipitation and no rainy days, whereas March sees significantly higher rainfall at 84 mm (3.3 in) spread over 9 days. This seasonal shift also reflects in humidity levels, with September at 70% and March slightly higher at 80%. For more detailed insights on March weather, you can check Avila Beach weather in March.

In September, the weather tends to be warmer, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 35°C (95°F), and the average temperature hovering around 18°C (65°F). Precipitation is minimal, with virtually no rainfall and a humidity level of 70%. In contrast, April experiences cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 26°C (80°F), averaging at 14°C (57°F). This month also sees more rainy days, with a total precipitation of 23 mm (0.9 in) over three days and a slightly higher humidity of 76% compared to September. For more detailed insights, you can visit Avila Beach weather in April.

In comparing the weather of September and May, September typically showcases warmer temperatures, with an average of 18°C (65°F) and maximums reaching up to 35°C (95°F), while May is cooler, averaging 15°C (59°F) with highs of 25°C (77°F). September enjoys significantly drier conditions, receiving minimal precipitation (just 1 mm over 0 days), whereas May experiences more rainfall—approximately 12 mm over 2 days. Despite the slight increase in rainfall in May, humidity levels remain relatively comparable, with September at 70% and May at 75%. For more detailed insights on May weather, you can check the following link: Avila Beach weather in May.

In comparing the weather of September and June, we see some distinct differences, particularly in temperature. September boasts a warmer average, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 35°C (95°F), while June's temperatures are slightly cooler, with a range from 11°C (51°F) to 31°C (88°F). Both months experience minimal precipitation, totaling just 1 mm (0.0 in) with no rainy days recorded. Humidity levels are also comparable, with September at 70% and June slightly higher at 74%. For a closer look at specifics, check out Avila Beach weather in June.

In comparing the weather of September and July, we see some intriguing similarities and minor differences. Both months experience minimal rainfall, with only 1 mm of precipitation and no rainy days recorded. September tends to be slightly warmer overall, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 35°C (95°F), while July has a more moderate range, with a minimum of 12°C (55°F) and a maximum of 31°C (89°F). Additionally, humidity levels remain comparable, with September at 70% and July at 75%, making both months relatively pleasant. For a deeper look at the weather in July, you can refer to the link: Avila Beach weather in July.

In September, the weather shows a slight cooling trend compared to August, with minimum temperatures dropping from 13°C (55°F) to 11°C (53°F). Both months maintain the same average temperature of 18°C (65°F), but September sees a higher maximum temperature of 35°C (95°F) compared to August’s 31°C (88°F). Precipitation remains minimal in both months, with only 1 mm recorded and no rainy days. Humidity is slightly lower in September at 70%, while August has a humidity level of 72%. For more details on conditions, check Avila Beach weather in August.

September typically experiences warmer temperatures with a minimum of 11°C (53°F) and an average of 18°C (65°F), reaching a maximum of 35°C (95°F). In contrast, October sees a slight decrease in temperature, starting at a minimum of 9°C (49°F) and averaging 17°C (64°F), with a maximum of 33°C (92°F). While September enjoys very dry conditions with only 1 mm of precipitation and no rainy days, October experiences a bit more rainfall, totaling 10 mm (0.4 in) but still with no days of rain. Both months maintain a steady humidity level of 70%. For more information on October weather, you can check Avila Beach weather in October.

September and November exhibit distinct differences in weather patterns. September tends to be warmer, with average temperatures around 18°C (65°F) and maximums reaching up to 35°C (95°F). In contrast, November's temperatures are cooler, featuring a minimum of 6°C (42°F) and an average of 15°C (59°F). Additionally, September experiences minimal precipitation and humidity at 70%, while November sees increased rainfall of 32 mm (1.2 in) over three days and slightly higher humidity at 74%. For a more detailed look at November weather, check Avila Beach weather in November.

In September, the weather is typically warm and dry, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 35°C (95°F) and an average of 18°C (65°F). This month sees virtually no precipitation, making it a great time for outdoor activities with humidity levels around 70%. In contrast, December presents a much cooler climate, with temperatures dropping to a minimum of 5°C (42°F) and a maximum of 23°C (74°F), averaging at 12°C (54°F). This month experiences more significant rainfall, totaling 76 mm (3.0 in) over about 6 days, coupled with slightly higher humidity of 76%. For more details, you can check this link: Avila Beach weather in December.

Compare Avila Beach's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Avila Beach

As summer transitions into fall, September in Avila Beach presents a delightful change in weather. With abundant sunshine and warm temperatures, this month typically boasts clear skies and minimal precipitation, offering a refreshing respite from the hotter summer months. The coastal humidity adds a gentle softness to the air, making outdoor activities particularly enjoyable. Compared to the bustling heat of July and August, September strikes a perfect balance of warmth and comfort, inviting both locals and visitors to revel in the beauty of this coastal gem. To learn more about how these conditions contribute to the overall climate of Avila Beach, explore Avila Beach Climate.