Last updated: February 24, 2025
Experience the September weather in Encinitas, United States, where sunshine reigns supreme with a maximum temperature of 32°C (90°F) and a comfortable average of 21°C (71°F). Embrace the warmth, as the month boasts a minimum temperature of 15°C (60°F), ideal for outdoor activities. Remarkably, precipitation is minimal at just 5 mm (0.2 in), with no rainy days to dampen your plans. Meanwhile, a moderate humidity level of 52% enhances the coastal feel, making this month perfect for enjoying the beautiful beaches and vibrant community events.
In September, Encinitas experiences a delightful transition into early fall, marked by pleasantly warm temperatures. The minimum temperature hovers around a comfortable 15°C (60°F), while the average climbs to a mild 21°C (71°F). This month often showcases its maximium heat at approximately 32°C (90°F), making it one of the warmer times of the year. As the summer warmth lingers, September offers beachgoers and outdoor enthusiasts a final taste of summer sun. This upward trend in temperature, peaking in late summer, makes it a beloved month for both locals and visitors to revel in the vibrant coastal atmosphere of this picturesque seaside town.
September in Encinitas experiences a notable dip in precipitation, with only 5 mm (0.2 inches) recorded across the month. This marks a significant decline compared to earlier months like January and February, which see much higher totals of 67 mm (2.6 in) and 72 mm (2.8 in) respectively. Add to that, September continues a trend of extremely dry conditions, as it holds the distinction of having 0 rainy days—the tail end of summer gives way to a transition into the drier fall months. As residents enjoy the typically clear skies and pleasant weather, Septembers usually signal the onset of a reprieve from the more rain-laden months, paving the way for a gradual return of moisture in the following months.
In September, Encinitas experiences a noticeable shift in humidity, with levels averaging 52%. This marks a slight increase from the peak summer months of July and August, where humidity dipped to their lowest at 46% and 42% respectively. As the summer heat starts to wane, the air grows a bit more comfortable, offering a refreshing reprieve, while still remaining lower than the humidity levels typical in the earlier months of the year. The trend reflects a gradual ascent towards a more humid fall, leading into October's 58%, preparing the coastal town for the wetter season ahead. Overall, September's humidity maintains a pleasant balance, enhancing the picturesque coastal atmosphere of Encinitas.
As September rolls into Encinitas, the UV Index remains a notable concern, settling at a very high level of 10, similar to the previous month. This indicates that sun exposure can be intense, with a burn time of just 15 minutes for those with fair skin. The trend from summer into fall showcases a resilient climate, where UV levels remain elevated even as temperatures begin to dip. Following the extreme spikes experienced in May and June, the consistency in high UV readings throughout the latter summer and early fall months calls for increased sun protection measures. Visitors and residents alike should be mindful of the sun's potency during this time, ensuring they are equipped to enjoy the beautiful coastal weather safely. For more detailed information, check out this link: Encinitas UV Index.
UV Risk Categories
As summer gracefully transitions into fall, September in Encinitas showcases a delightful balance of sunshine, boasting 319 hours of golden light. Although daylight begins to wane compared to the peak sunlit hours of July and June, which bask in the warmth of 378 and 369 hours respectively, September still offers a generous amount of natural brightness. This month marks a beautiful blend of lingering summer warmth and the early hints of autumn, making it a perfect time for outdoor activities. The gradual decline in sunlight hours from the vibrant summer months is part of a broader trend, as the year moves toward winter, with October presenting a further reduction to 296 hours. However, the charm of September's sun-drenched days continues to enchant both locals and visitors alike, inviting everyone to relish the enchanting coastal vibe of Encinitas.
In September, Encinitas enjoys a notably high 67% chance of sunny weather, making it one of the brightest months of the year. This trend is particularly striking when compared to the preceding months, as sunny possibilities climb from 62% in March to a peak in September. Following the summer months, where July and August also herald significant sun, this upward trajectory reinforces September as a prime time for outdoor activities and beach outings. As autumn approaches, the likelihood of rain remains relatively low, with sunny skies likely to prevail, ensuring residents and visitors can bask in the warm coastal glow.
As summer fades into fall, September in Encinitas reveals a subtle shift in daylight hours. With 12 hours of daylight, this month mirrors the length of days in March, creating a harmonious balance between the vibrant, sun-drenched days of summer and the cooler embrace of autumn. After peaking at 14 hours in June and July, the gradual decrease continues, echoing the annual rhythm of nature. October and November will bring even shorter days, but September offers a perfect transition, allowing residents and visitors alike to savor the lingering warmth of summer's glow while enjoying the gradual shift towards cozy fall evenings.
As September unfolds in Encinitas, the coastal breeze continues its gentle caress with an average wind speed of 2.6 m/s (6 mph), slightly tapering off from the summer months. This calming wind marks a subtle shift from the consistent breezes of June through August, where speeds hovered comfortably at 2.9 m/s (7 mph). As autumn approaches, the winds begin to whisper hints of change, reflecting a gradual decline into the cooler months. Notably, September's winds maintain a serene, refreshing presence that characterizes this beautiful coastal town, bridging the lively summer and the tranquil fall with ease.
The weather in Encinitas 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 Encinitas and find detailed weather information for every month.
September weather is typically warm and dry, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 32°C (90°F), and an average of 21°C (71°F). With only 5 mm (0.2 in) of precipitation across virtually no rainy days, humidity remains relatively comfortable at 52%. In contrast, January is much cooler and wetter, with temperatures starting at a minimum of 6°C (43°F) and peaking at 26°C (79°F), averaging 14°C (57°F). This month experiences significantly higher precipitation at 67 mm (2.6 in) spread over 5 rainy days, leading to an increased humidity level of 72%. For more details, check out Encinitas weather in January.
September weather offers warm temperatures, with a minimum of 15°C (60°F) and an average of 21°C (71°F), peaking at a high of 32°C (90°F). The month is relatively dry with only 5 mm (0.2 in) of precipitation and an average humidity of 52%. In contrast, February experiences much cooler conditions, starting at a minimum of 5°C (42°F) and averaging 13°C (56°F), with maximum temperatures reaching 26°C (79°F). This month is significantly wetter, receiving 72 mm (2.8 in) of rain over approximately 7 days and higher humidity levels at 77%. For a detailed overview of February weather, you can check out Encinitas weather in February.
In September, the weather typically boasts warmer temperatures, with a minimum of 15°C (60°F) and an average of 21°C (71°F), peaking at 32°C (90°F). This month experiences minimal precipitation at only 5 mm (0.2 in) over virtually no rainy days, accompanied by lower humidity levels at 52%. In contrast, March ushers in cooler conditions, with temperatures ranging from a minimum of 7°C (44°F) to an average of 14°C (58°F), and a maximum of 25°C (77°F). This month is wetter, featuring about 64 mm (2.5 in) of rain spread over 10 days, and higher humidity at 67%. For more detailed weather information, check out Encinitas weather in March.
In comparing the weather of September and April, September generally offers warmer temperatures, with a minimum of 15°C (60°F) and an average high of 32°C (90°F), while April's temperatures are cooler, with a minimum of 10°C (50°F) and an average maximum of 29°C (84°F). Additionally, September boasts significantly lower precipitation, averaging just 5 mm (0.2 in) over no rainy days, compared to April's 30 mm (1.2 in) spread over three days. Humidity levels are relatively similar, with September at 52% and April slightly higher at 56%. For a more detailed look at the weather during this time, check out Encinitas weather in April.
When comparing the weather in September and May, September typically presents warmer temperatures, with an average of 21°C (71°F) and highs reaching 32°C (90°F), while May has a cooler average of 17°C (62°F) and tops out at 26°C (79°F). September also enjoys drier conditions, with virtually no precipitation, whereas May experiences about 23 mm (0.9 in) of rainfall spread over four days. Additionally, humidity levels are slightly higher in September at 52%, compared to 46% in May. For more detailed information on May weather, you can visit Encinitas weather in May.
When comparing the weather in September and June, we see some notable differences. September typically experiences warmer temperatures, with a minimum of 15°C (60°F) and an average of 21°C (71°F), peaking at 32°C (90°F). In contrast, June's temperatures are slightly cooler, ranging from a minimum of 14°C (57°F) to a maximum of 29°C (85°F), with an average of 18°C (65°F). Both months exhibit low precipitation, with September recording 5 mm (0.2 in) and June only slightly lower at 4 mm (0.2 in). Humidity is also slightly higher in September at 52%, compared to June’s 48%. For more detailed insights, check out Encinitas weather in June.
Comparing the weather in September to July reveals some interesting similarities and subtle differences. Both months experience similar average temperatures, with September's minimum and maximum temperatures ranging from 15°C to 32°C (60°F to 90°F) and July's slightly higher minimum of 16°C (61°F) to a maximum of 32°C (89°F). Precipitation levels are minimal in both months, with September receiving 5 mm (0.2 in) and July only 2 mm (0.1 in), and neither month experiences any rainy days. Humidity is also comparable, with September at 52% and July slightly lower at 46%. For more detailed information, check out Encinitas weather in July.
In comparison to August, September experiences slightly cooler temperatures with average highs reaching 32°C (90°F) compared to August's 30°C (86°F). The minimum temperatures in September drop to 15°C (60°F), while in August they are a bit higher at 17°C (63°F). Both months see minimal precipitation, with September recording only 5 mm (0.2 in) and August slightly less at 2 mm (0.1 in), both with no rainy days. Interestingly, September has a higher humidity level at 52%, compared to August's more comfortable 42%. For further details, you can check Encinitas weather in August.
September typically offers warm weather with an average temperature of 21°C (71°F) and a maximum reaching up to 32°C (90°F). The month enjoys minimal precipitation, recording just 5 mm (0.2 in) over no rainy days, and a comfortable humidity level of 52%. In contrast, October experiences a slight drop in minimum temperatures to 11°C (53°F) and an average of 20°C (68°F), yet it can still peak at a warm 34°C (93°F). This month sees an increase in rainfall, totaling 13 mm (0.5 in) spread across two rainy days, along with a rise in humidity to 58%. For more detailed insights, check out Encinitas weather in October.
In September, the weather is typically warmer with average temperatures around 21°C (71°F) and maximums reaching up to 32°C (90°F). With minimal precipitation (only 5 mm over zero days), the month tends to be dry and comfortable, featuring a humidity level of 52%. In contrast, November cools down significantly, with temperatures averaging 17°C (62°F) and maxing out at 28°C (83°F). This month also sees increased rainfall, totaling 34 mm over two days, and a rise in humidity to 66%. For more detailed insights, you can check Encinitas weather in November.
The weather in September is warm and pleasant, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 32°C (90°F). With an average temperature of 21°C (71°F) and minimal precipitation, September typically enjoys sunny days and a relatively low humidity level of 52%. In contrast, December sees a significant drop in temperatures, with a minimum of 6°C (43°F) and a maximum of 25°C (77°F), averaging around 14°C (57°F). December also brings increased rainfall, with 73 mm (2.9 in) of precipitation over six days, along with a rise in humidity to 74%. For more details on the weather conditions during December, you can visit Encinitas weather in December.
As summer transitions to fall in Encinitas, September boasts warmer temperatures with highs often reaching up to 32°C (90°F), offering a perfect backdrop for outdoor activities. Unlike the wetter months that follow, this month shines with clear skies and minimal rainfall, as evidenced by the complete absence of precipitation days. The average temperature remains a comfortable 21°C (71°F), complemented by a relatively pleasant humidity level of 52%. This combination of warmth and dryness sets September apart, making it an ideal time for beachgoers and nature lovers to enjoy the sun-soaked days. For more insights on how the seasons shape the climate here, visit Encinitas Climate.