Last updated: February 24, 2025
Experience the vibrant September weather in Manhattan Beach, United States, where temperatures soar with a maximum of 37°C (100°F), providing the perfect backdrop for beach activities. Enjoy a cozy average of 22°C (72°F) during the days, while the evenings cool down to a pleasant 14°C (57°F), making it ideal for outdoor gatherings. Remarkably, this month boasts zero precipitation days and a minimal rainfall of just 2 mm (0.1 in), ensuring plenty of sunshine. With a humidity level of 68%, the atmosphere remains comfortably inviting, perfect for enjoying the delightful ocean breeze and stunning sunsets.
In September, temperatures in Manhattan Beach begin to reflect the tail end of summer, showcasing a warm transition into fall. The minimum temperature rests around 14°C (57°F), while the average climbs to a pleasant 22°C (72°F), providing the perfect backdrop for beach activities. As the month progresses, the maximum temperature can reach an impressive 37°C (100°F), offering a lingering taste of summer's heat. This month sees a notable rise in heat compared to earlier weeks, mirroring trends from July and August where sweltering highs are common. With such a blend of warmth, September remains a delightful choice for those looking to soak up the last rays of summer sunshine before the cooler months set in.
In September, Manhattan Beach experiences a significant dip in precipitation, with only 2 mm (0.1 in) recorded for the month, marking a trend of minimal rainfall that continues from the summer months. Notably, there are no precipitation days in September, reflecting the region's characteristic dry spell as it transitions from summer to fall. This consistent lack of rainfall during this time paints a picture of sun-soaked days and clear skies, allowing residents and visitors alike to enjoy the beach and outdoor activities without interruption. As the month closes, anticipation builds for the slightly wetter months ahead, as October typically brings an increase in rainfall, signaling the return to the more temperate, moisture-rich fall season.
As summer transitions to fall in Manhattan Beach, September brings a dip in humidity levels, averaging a comfortable 68%. This marks a shift from the warmer months, where humidity peaked at 79% in February and hovered around the low 70s through the heart of summer. With the approach of autumn, humidity continues its downward trend, easing into October's mild 67%. This gradual decline not only reflects the changing seasons but also enhances the beach's inviting atmosphere, making September a delightful time for outdoor enthusiasts to enjoy the sun and surf without the sweltering moisture of earlier months.
In September, Manhattan Beach experiences a UV Index of 10, categorizing it as very high exposure, with a burn time of just 15 minutes. This trend marks a continuation of the intense UV levels seen throughout the summer months, where June and July both reached an extreme index of 11. As summer transitions into autumn, residents and visitors should remain vigilant against sun exposure while enjoying the beautiful coastal weather. The UV Index shows a gradual decline as the year progresses, dropping to a high of 7 in October, but for now, the sun's rays are still powerful. For more information on UV exposure guidelines, check out the Manhattan Beach UV Index.
UV Risk Categories
As summer gracefully transitions into fall, September in Manhattan Beach offers a delightful blend of warmth and sunshine, boasting 314 hours of bright skies. This month stands out as a continuation of the vibrant sunshine experienced throughout the peak summer months, with July and August hitting their highs at 380 and 360 hours respectively. The trend reveals a consistent abundance of daylight from April onwards, allowing residents and visitors to savor the lingering summer vibes. While the days gradually shorten as October approaches, the September sun still invites beachgoers and outdoor enthusiasts to relish in outdoor activities and picturesque sunsets, marking a perfect end to the sun-soaked season.
In September, Manhattan Beach enjoys a notable uptick in sunny days, with a remarkable 76% chance of sunshine. This month marks the end of summer, showcasing an upward trend from the earlier months—especially compared to the 56% in May and 57% in April. The rise in sunny probabilities continues from the warm summer months like August, which holds a solid 73%. As autumn approaches, the likelihood of bright, clear days remains high, making September an excellent time to soak up the sun before winter sets in. Overall, it's a promising month for beachgoers and sun seekers alike!
As September rolls in at Manhattan Beach, daylight begins to wane, offering about 12 hours of sunlight. This marks a slight decrease from the peak of 14 hours in June and July, signaling the transition from the vibrant, sun-kissed days of summer toward the cooler embrace of autumn. In this month, the sunlight still generously illuminates the shoreline, allowing for leisurely beach walks and golden hour photography, though the days are noticeably shorter than they were just a few weeks prior. As we look forward, the gradual descent in daylight continues, with October bringing a further dip to 11 hours, hinting at the cozy indoor gatherings of the upcoming fall and winter months.
As September arrives in Manhattan Beach, residents and visitors alike can expect a gentle shift in the coastal breeze, with average wind speeds dropping to 2.2 m/s (5 mph). This subtle decline marks a trend observed throughout the summer months, where winds have gradually lessened, contrasting with the more spirited gusts of earlier spring and winter. The shift reflects a transition towards the calmer autumn season, making September an ideal time for leisurely beach strolls and serene sunset views. Despite its softer winds, the allure of Manhattan Beach remains strong, inviting all to relish in the tranquil ambiance that this time of year offers.
The weather in Manhattan 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 Manhattan Beach and find detailed weather information for every month.
September and January offer contrasting weather experiences. In September, temperatures range from a pleasant 14°C (57°F) to a scorching 37°C (100°F), with minimal precipitation and an average humidity of 68%. In stark contrast, January features cooler temperatures, with a minimum of 5°C (40°F) and a maximum of 29°C (84°F), along with significantly higher rainfall at 68 mm (2.7 in) across about four days. The humidity in January also rises slightly to 74%. For those interested in further details, check out Manhattan Beach weather in January.
September and February present stark contrasts in weather. September typically boasts warmer temperatures, with a minimum of 14°C (57°F) and an average of 22°C (72°F), peaking at a scorching 37°C (100°F). The month is almost dry, recording only 2 mm (0.1 in) of precipitation and experiencing zero rainy days, accompanied by a humidity level of 68%. In contrast, February brings cooler temperatures, with a minimum of 4°C (39°F) and an average of 14°C (57°F), reaching a maximum of 28°C (83°F). This month is considerably wetter, with 53 mm (2.1 in) of precipitation spread over five rainy days and higher humidity at 79%. For more details on February's climate, you can check this link: Manhattan Beach weather in February.
September and March showcase distinct weather patterns, highlighting the transition from summer to spring. In September, temperatures are warmer with averages around 22°C (72°F), peaking at a high of 37°C (100°F), and it experiences minimal precipitation, boasting clear skies and low humidity at 68%. In contrast, March is cooler, with average temperatures of 14°C (58°F), reaching a maximum of 27°C (80°F), but it has significantly higher rainfall, accumulating 71 mm (2.8 in) over approximately eight rainy days, alongside a slightly higher humidity level of 75%. For more details on what to expect, you can check Manhattan Beach weather in March.
In September, the weather is typically warmer, with average temperatures reaching 22°C (72°F) and maximums soaring up to 37°C (100°F). This month experiences very little precipitation, averaging only 2 mm, and remains fairly humid at 68%. In contrast, April is cooler, featuring an average temperature of 17°C (62°F) and maximums of 33°C (92°F). This month sees more rain, with an average precipitation of 15 mm over approximately two days, and a slightly higher humidity level of 70%. For more detailed insights, check out Manhattan Beach weather in April.
When comparing the weather in September and May, September typically experiences warmer temperatures, with averages reaching up to 22°C (72°F) and maximums soaring to 37°C (100°F). In contrast, May has cooler averages at about 17°C (63°F) and maximum temperatures peaking at 31°C (88°F). Additionally, September boasts minimal precipitation, with an average of only 2 mm (0.1 in) and no rainy days, while May sees slightly higher precipitation at 10 mm (0.4 in) over just one day. Humidity levels are quite similar, with September at 68% and May at 70%. For a closer look at May's weather, you can check Manhattan Beach weather in May.
In comparing the weather of September and June, we see some notable differences. September enjoys a warmer climate, with average temperatures reaching 22°C (72°F) and a peak of up to 37°C (100°F), whereas June has a slightly cooler average of 20°C (68°F) and a maximum of 33°C (91°F). Both months experience minimal precipitation, with September recording just 2 mm and June 1 mm, and neither month sees any rainy days. Humidity levels are comparable, with September at 68% and June slightly higher at 72%. For more insights into June weather specifically, you can explore Manhattan Beach weather in June.
In a comparison of September and July weather, both months exhibit similar average temperatures, with September showing a minimum of 14°C (57°F) and a maximum of 37°C (100°F), while July has a slightly higher minimum of 16°C (60°F) and a maximum of 38°C (101°F). Both months also experience negligible precipitation, with just 2 mm (0.1 in) recorded and no rainy days. However, September tends to be slightly less humid at 68%, compared to July’s higher humidity of 73%. For those looking for more detailed information, you can check out the specifics in this article: Manhattan Beach weather in July.
In comparing the weather between September and August, September tends to be slightly hotter with an average temperature of 22°C (72°F) compared to August's 23°C (74°F). Notably, September boasts a higher maximum temperature, reaching up to 37°C (100°F), while August peaks at a more moderate 34°C (93°F). Both months experience minimal precipitation, with September receiving only 2 mm and August just 1 mm, and neither month recording any rainy days. Humidity levels are quite similar, slightly decreasing from 69% in August to 68% in September. For more details, you can check Manhattan Beach weather in August.
In comparing the weather of September and October, September boasts a minimum temperature of 14°C (57°F) and an average high of 22°C (72°F), with the mercury occasionally rising to a peak of 37°C (100°F). The month is characterized by very little precipitation, recording only 2 mm (0.1 in) over the course of zero days. Humidity levels remain relatively high at 68%.
October, on the other hand, sees a slight cooling trend with minimum temperatures dropping to 10°C (50°F) and an average temperature of 20°C (69°F). While the maximum temperature remains similar at 37°C (99°F), the month experiences a modest increase in precipitation, totaling 7 mm (0.3 in) over one day, and humidity drops slightly to 67%. For more details, check out Manhattan Beach weather in October.
September weather features warmer temperatures, with a minimum of 14°C (57°F), an average of 22°C (72°F), and a maximum soaring up to 37°C (100°F). In contrast, November brings cooler weather, with temperatures dropping to a minimum of 6°C (44°F) and an average of 17°C (63°F), peaking at 32°C (89°F). While September enjoys dry conditions with no recorded precipitation, November sees a slight increase in rainfall, totaling 17 mm (0.7 in) over just one day. Humidity remains consistent at 68% for both months, offering a familiar feel despite the temperature shift. For more details on November weather, check out Manhattan Beach weather in November.
September and December present a stark contrast in weather patterns. In September, temperatures can soar, with an average around 22°C (72°F) and highs reaching 37°C (100°F), while experiencing very little precipitation, only about 2 mm across the month. The humidity is relatively high at 68%, contributing to a warm and dry atmosphere.
In December, the scene shifts significantly, as temperatures drop to an average of 14°C (57°F) with a maximum of 27°C (80°F), while the minimum plunges to just 5°C (42°F). This month sees considerable precipitation, totaling 80 mm (3.1 in) over approximately 5 days, and humidity remains high at 71%. For more detailed insights, you can check Manhattan Beach weather in December.
September in Manhattan Beach unveils a delightful transition into autumn, characterized by mild temperatures that are notably warmer than many other months. With an average of 22°C (72°F), you'll find it a perfect time for beach outings and outdoor activities, yet the absence of rain with zero precipitation days ensures clear skies and thriving sunshine. Coupled with a comfortable humidity level of 68%, September offers an inviting climate that encourages both relaxation and adventure by the coast. Whether you’re soaking up the last rays of summer or enjoying the gentle sea breeze, it's a month that effortlessly blends warmth and tranquility. For more insights into what the weather has to offer, check out Manhattan Beach Climate.