Last updated: February 24, 2025
In September, Ventura, United States experiences a delightful climate characterized by a maximum temperature reaching 34°C (93°F) and an average of 20°C (69°F), providing warmth without being overwhelming. The minimum temperature dips to a refreshing 13°C (55°F), perfect for cool evenings. Notably, the month sees an insignificant precipitation amount of 2 mm (0.1 in) across 0 rainy days, ensuring ample sunshine for outdoor activities. With a comfortable humidity level of 48%, September in Ventura offers an ideal setting for enjoying the stunning coastal landscape and vibrant community events.
In September, Ventura experiences a delightful transition as summer ebbs and autumn beckons. The temperatures range from a comfortable 13°C (55°F) at night to a warm 34°C (93°F) during the day, with an average of 20°C (69°F). This warmth mirrors the peak summer atmosphere, yet there's a subtle hint of cooling as the month progresses, setting the stage for the milder conditions of fall. The max temperature remains high, similar to those in the heart of summer, indicating that the California coast enjoys a prolonged warmth that is perfect for outdoor adventures, while the evenings invite cozy gatherings under clear skies. Overall, September in Ventura offers an enticing blend of lingering heat and refreshing evenings, making it a cherished time for both locals and visitors.
In September, Ventura experiences a significant lull in rainfall, with just 2 mm (0.1 in) of precipitation recorded across the entire month. This minimal amount accompanies a noteworthy trend: by this time of year, the region transitions into its dry season, resulting in zero precipitation days. This contrasts sharply with the wetter months of January through March, where rainfall is more frequent and abundant. As summer wanes, residents and visitors can expect not only warmer temperatures but also an increasingly arid climate, further establishing September as a month characterized by dryness and sunny skies in this beautiful coastal city.
As summer transitions into autumn in Ventura, September shows a modest rise in humidity at 48%, a slight increase from the previous months' drier conditions. This marks a noticeable shift from the peak of summer, where July and August saw their humidity levels dip sharply to 46% and 39% respectively. While the air remains relatively dry compared to the wetter months of January and February—which boast humidity levels of 78% and 82%—September's levels indicate a gradual move towards the more humid fall season, with October set to rise further to 59%. This gentle increase is a reminder of the coastal city’s fluctuating climate, where breezy, dry summers give way to a more balmy, humid atmosphere as the year progresses.
In September, Ventura experiences a UV Index of 10, indicating a very high risk of harm from unprotected sun exposure, with an average burn time of just 15 minutes. This month marks a slight decrease from the peak of 12 in July but remains significantly high, reflecting a continuation of the intense summer sun. Following September, the UV Index drops to 7 in October, leading into a gradual decline through the fall months. It's essential to be mindful of UV exposure during this time, as the sun's strength can still pose risks. For more detailed UV Index data and trends in Ventura, visit Ventura UV Index.
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As summer gracefully transitions into fall, September in Ventura, United States, showcases a vibrant 315 hours of sunshine, a gentle decline from the sun-drenched peak of July, which boasts 383 hours. This month signals the tail end of summer’s bounty, allowing residents and visitors to enjoy milder days without the relentless heat. The sunlight begins to soften, yet remains abundant, encouraging outdoor activities against a backdrop of picturesque coastal scenery. With each passing weekend in September, one can relish in the warmth of the lingering summer sun while embracing the early hints of autumn, creating a delightful fusion of seasonal charm. In comparison, the month stands robust against the more subdued light of later months, reinforcing Ventura's reputation as a sun lover’s paradise well into the fall.
In Ventura, the likelihood of sunny weather in September holds steady at 71%, mirroring the sun-drenched days of August and July. This trend reflects a broader pattern of consistent sunshine during the summer months, making September an excellent time for outdoor activities. As summer transitions into fall, the chances of enjoying bright, clear skies remain high, indicating that residents and visitors can still bask in pleasant weather before the cooler months set in. With the average percentage of sunny days gradually decreasing from summer into autumn, September stands as a prime opportunity to savor the fading warmth and sunshine of the season.
As summer fades into autumn, September in Ventura, United States, offers a delightful transition with approximately 12 hours of daylight. This month marks a gentle decline from the sun-soaked heights of 14 hours experienced in June and July, reflecting the gradual shift towards shorter days as fall approaches. Notably, the daylight duration remains robust, providing ample time for outdoor activities before the daylight dips further to 11 hours in October. This subtle yet perceptible decrease signals the changing seasons, inviting residents to savor the lingering warmth and vibrant sunsets characteristic of early autumn.
As summer fades into autumn, September in Ventura brings a gentle breeze with an average wind speed of 2.4 m/s (5 mph), marking the slowest winds of the year. This slight dip from the preceding months reflects a gradual transition characteristic of the season. The wind remains soft and inviting, contrasting with the more vibrant gusts seen in the spring, where speeds peaked at 3.1 m/s (7 mph) in April. As cooler days approach, wind patterns suggest a subtle yet noticeable shift, hinting at the calming embrace of fall. Whether you're strolling along the beach or enjoying outdoor activities, this serene air captures the essence of September in this beautiful coastal city.
The weather in Ventura 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 Ventura and find detailed weather information for every month.
September and January present a stark contrast in weather patterns. In September, temperatures range from a pleasant minimum of 13°C (55°F) to a scorching maximum of 34°C (93°F), with an average around 20°C (69°F). The month is characterized by minimal precipitation, totaling just 2 mm, and features no rainy days, making it a dry and warm period with relatively low humidity at 48%.
By contrast, January experiences cooler and wetter conditions. The temperatures dip to a minimum of 6°C (43°F) and a maximum of 26°C (79°F), with the average sitting at 13°C (56°F). This month sees substantial rainfall, with 84 mm over 5 rainy days, contributing to a higher humidity level of 78%. For more detailed information, you can check Ventura weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a pleasant 13°C (55°F) to a scorching 34°C (93°F), with low precipitation and humidity at 48%, making it a dry and warm month. In contrast, February sees cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 27°C (81°F), heavy precipitation averaging 69 mm (2.7 in) over six days, and significantly higher humidity at 82%. This stark difference highlights the transition from the warmth of late summer to the cooler, wetter conditions typical of mid-winter. For more details on February weather, visit Ventura weather in February.
September and March exhibit markedly different weather patterns. September tends to be warmer, with average temperatures around 20°C (69°F) and maximums soaring up to 34°C (93°F), coupled with a low humidity of 48% and virtually no precipitation. In contrast, March experiences cooler conditions, with an average temperature of 14°C (57°F) and highs reaching only 23°C (74°F). This month is also much wetter, recording 78 mm (3.1 in) of precipitation over eight days, along with significantly higher humidity at 75%. For more details on the weather during this time, check out Ventura weather in March.
When comparing the weather in September and April, notable differences arise in both temperature and humidity. September boasts a warmer climate with average temperatures reaching 20°C (69°F) and a maximum of 34°C (93°F), while April is cooler, averaging 16°C (60°F) with a maximum of 29°C (85°F). Additionally, September experiences significantly less precipitation, totaling just 2 mm (0.1 in) and no rainy days, whereas April sees a higher precipitation level of 20 mm (0.8 in) over three rainy days. The humidity also varies, with April being more humid at 68% compared to September's 48%. For a closer look at April weather specifics, check out Ventura weather in April.
September typically enjoys warmer temperatures compared to May, with averages reaching around 20°C (69°F) and maximums peaking at 34°C (93°F), while May's averages are cooler at 16°C (61°F) and maxing out at 26°C (80°F). Additionally, September boasts much drier weather, with negligible precipitation (only 2 mm and no rainy days), in stark contrast to May, which experiences approximately 14 mm of rainfall over two days. Humidity levels also differ slightly, with September at 48% and May higher at 57%, contributing to the overall comfort and feel of each month. For more detailed insights, check out Ventura weather in May.
In September, the weather warms up significantly, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 34°C (93°F) and an average of 20°C (69°F). This contrasts with June, where the temperatures are slightly cooler, with a minimum of 12°C (54°F) and a maximum of 29°C (85°F), averaging around 18°C (65°F). Both months see minimal precipitation, with September recording only 2 mm (0.1 in) and June slightly higher at 4 mm (0.1 in), though neither month experiences any rainy days. Humidity levels are similar, with September at 48% and June slightly higher at 52%. For more details on the weather during this time, check out Ventura weather in June.
In comparing the weather between September and July, both months offer warm temperatures, but September tends to be slightly cooler. In September, the temperature ranges from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), with an average of 20°C (69°F). July, on the other hand, has a slightly higher minimum temperature of 15°C (59°F) and also reaches a maximum of 34°C (94°F), with an average temperature of 21°C (69°F). Both months experience minimal precipitation, with only 2 mm (0.1 in) in September and 1 mm (0.1 in) in July, and neither sees any rainy days. Interestingly, September has a humidity level of 48%, which is slightly higher than July's 46%. For more detailed insights, you can check Ventura weather in July.
When comparing the weather of September to August, September tends to be slightly cooler with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), contrasted with August's minimum of 16°C (61°F) and maximum of 30°C (87°F). Both months experience minimal precipitation, with only 2 mm (0.1 in) recorded and no rainy days. However, September enjoys a slightly higher humidity level at 48%, compared to August's 39%. For a closer look at August weather, you can visit Ventura weather in August.
September typically showcases warmer conditions with average temperatures around 20°C (69°F) and maximums reaching up to 34°C (93°F). In contrast, October sees a slight dip in average temperatures to 19°C (66°F), while the maximum can rise to an impressive 36°C (97°F). Additionally, October experiences a higher humidity level of 59%, compared to September's 48%, and while both months recorded no days of precipitation, October has an overall precipitation total of 9 mm (0.4 in). For a more detailed look at October weather patterns, check out Ventura weather in October.
September features warmer temperatures, ranging from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), with an average of 20°C (69°F). The month is relatively dry, experiencing minimal precipitation of just 2 mm (0.1 in) and 0 days of rain. In contrast, November brings cooler weather, with temperatures ranging from a low of 7°C (44°F) to a high of 28°C (83°F) and an average temperature of 16°C (61°F). The month sees a notable increase in rainfall, with a total precipitation of 20 mm (0.8 in) over 1 day, along with higher humidity levels at 72%. For more detailed information about November weather, you can check Ventura weather in November.
In September, the weather is typically warm and dry, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 34°C (93°F) and only minimal precipitation. The humidity sits at a comfortable 48%, making it an ideal time for outdoor activities. In contrast, December brings cooler temperatures, with a minimum of 6°C (43°F) and an average high of 25°C (78°F). This month also sees significantly more rainfall, with about 70 mm (2.8 in) spread over five days, leading to a higher humidity level of 76%. For more detailed information, you can visit Ventura weather in December.
As summer transitions to fall, September in Ventura offers a delightful contrast to the hotter months, showcasing pleasantly warm temperatures and notably low precipitation. With maximums reaching a comfortable 34°C, the weather is ideal for outdoor enthusiasts, yet it maintains a refreshing average of 20°C that invites relaxation. The humidity sits at a moderate 48%, creating a pleasant atmosphere without the sticky discomfort often associated with summer heat. With no recorded precipitation days, this month truly stands out as a prime time for enjoying sunny days along the coast. For more insights into what to expect throughout the year, visit Ventura Climate.