Last updated: February 24, 2025
September in Cannon Beach, United States, offers a delightful blend of mild weather and vibrant coastal beauty. With maximum temperatures reaching up to 24°C (75°F) and an average of 15°C (59°F), visitors can enjoy comfortable days exploring the stunning scenery. However, the month also brings some moisture, with 91 mm (3.6 in) of rainfall over 10 days, creating a lush environment. The humidity levels hover around 71%, adding a refreshing touch to the crisp autumn air. Whether you're walking along the beach or wandering through charming local shops, Cannon Beach in September promises a unique experience for all who visit.
As summer transitions to autumn, Cannon Beach in September enjoys a pleasant climate, making it a perfect time for visitors to explore its stunning coastline. With temperatures ranging from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), the average temperature settles comfortably around 15°C (59°F). This marks a slight dip from the warmer summer months but remains inviting for outdoor activities. The warm sea breeze and clear skies offer a delightful atmosphere, enhancing the beauty of the iconic Haystack Rock and the town’s charming ambiance. As the month progresses, you'll notice the cool evenings gradually returning, hinting at the impending fall, yet the lingering warmth makes September a favorite for many.
In September, Cannon Beach experiences a noticeable uptick in precipitation, with an average of 91 mm (3.6 in) falling over 10 days. This marks a shift from the drier summer months of July and August, which each saw just 20 mm (0.8 in), highlighting September as a transitional period as autumn approaches. The increased rainfall serves as a precursor to the wetter months of fall, where October and November typically bring even more significant precipitation. This pattern not only reflects the region's temperate climate but also invites a lush, vibrant landscape, enticing visitors to enjoy the tail end of summer while preparing for the cozy, rain-soaked days ahead.
As summer transitions to fall, September in Cannon Beach, United States, brings a refreshing change in humidity levels, dipping to an average of 71%. This marks a significant decrease from the summer months, particularly August, when humidity was notably higher at 74%. The trend indicates a gradual decline in humidity from the peak winter months, where levels hover around 85% to 87%, down to more comfortable figures as the seasons shift. This drop in humidity not only offers respite from the summer mugginess but also sets the stage for the crisp air of autumn, making September an inviting time to experience the beauty of Cannon Beach.
As summer fades into fall, Cannon Beach experiences a noticeable shift in its UV index. September sees the index at a moderate 7, indicating a high exposure category, which allows for a burn time of about 25 minutes for those enjoying the sun. This decline from the peak summer levels illustrates a gradual transition, as the UV intensity tapers from July's maximum of 10 and August's 8. Despite the lower levels, it's essential to remain vigilant, as the sun's rays can still pose a threat. Enjoy the scenic beauty of Cannon Beach while staying sun-smart—check the details at Cannon Beach UV Index.
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As summer gracefully surrenders to autumn, Cannon Beach continues to bask in diminishing rays of sunshine during September, offering an impressive 263 hours of sunlight. This month sees a steep decline from the peak of 358 hours in July, yet it still captures a radiant warmth compared to the early fall months ahead. September remains a delightful bridge, showcasing the lingering vibrancy of summer with milder crowds, while inviting visitors to witness the breathtaking coastal scenery under golden skies. As daylight wanes in October, one can relish the transition of seasons, making each sunny day in September a cherished memory in this picturesque seaside haven.
In Cannon Beach, the likelihood of sunny weather sees a notable uptick in September, with a 38% chance of sunshine, making it one of the more favorable months for outdoor activities. Historically, this month follows a trend of increasing sunshine from April's 43% down to May's lower rates, then rising again towards autumn. While summer months like June and August show lower probabilities for clear skies—39% and 30% respectively—September stands out as an appealing time for those seeking reliable sunny days. As the year progresses into fall, the probability dips again in October, so seize the chance in September to enjoy Cannon Beach's stunning coastal scenery under a brighter sky.
As September unfolds in Cannon Beach, United States, daylight begins to transition from the long, sun-drenched days of summer to the shorter, more subdued hours of autumn. With an average of 12 hours of daylight, September marks a gentle decline from the peak of 15 hours experienced in June and July. This gradual shift reflects the changing seasons, as daylight hours decrease steadily, having reached a summery high of 14 hours in August. The month serves as a beautiful bridge between the vibrant days of summer and the coziness of fall, inviting residents and visitors alike to savor the rich hues of nature as daylight wanes. Embrace September's balanced light as it heralds the arrival of autumn’s charm.
In Cannon Beach, September brings a gentle shift in the breeze, with an average wind speed of 4.4 m/s (10 mph). This marks a subtle increase from the quieter summer months, where winds dipped to their lowest point in August at 3.9 m/s (9 mph). As autumn approaches, the winds begin to pick up, signaling a transition towards the brisker conditions typical of the later months. October and November are known for their notable uptick in wind speeds, reaching 5.8 m/s (13 mph) and 6.5 m/s (14 mph) respectively, suggesting that while September may be mild, it sets the stage for the more robust winds that define the Pacific Coast's fall weather. This gentle yet noticeable uptick in wind is a reminder of the changing seasons, perfectly encapsulating the charm of Cannon Beach in September.
The weather in Cannon 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 Cannon Beach and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. September enjoys milder temperatures, with averages around 15°C (59°F) and daytime highs reaching 24°C (75°F), while experiencing a moderate level of precipitation at 91 mm (3.6 in) over about 10 days. In contrast, January is significantly cooler, with average temperatures dropping to 8°C (46°F) and a maximum of just 13°C (56°F). It also sees increased precipitation, totaling 252 mm (9.9 in) over 18 days, and a higher humidity level at 85%. For a detailed look at the weather during January, you can check Cannon Beach weather in January.
When comparing the weather between September and February, there are notable differences in temperature and precipitation patterns. In September, temperatures are relatively mild, with a minimum of 10°C (50°F) and an average of 15°C (59°F), peaking at a comfortable 24°C (75°F). The month sees an average of 91 mm (3.6 in) of precipitation over about 10 days, paired with a humidity level of 71%. In contrast, February experiences much colder conditions, with temperatures dropping to a minimum of 0°C (32°F) and an average of only 7°C (44°F), reaching a maximum of 13°C (55°F). Precipitation is significantly higher in February, totaling 224 mm (8.8 in) over 20 days, and the humidity rises to 84%. For more details on February conditions, you can check out Cannon Beach weather in February.
September and March showcase contrasting weather patterns. In September, temperatures range from a mild 10°C (50°F) at night to a comfortable 24°C (75°F) during the day, with an average of 15°C (59°F). The month sees relatively moderate precipitation at 91 mm (3.6 in) over about 10 days and a humidity level of 71%. In contrast, March is significantly cooler, with temperatures dipping to a minimum of 1°C (34°F) and averaging 8°C (46°F), although daytime highs can reach up to 18°C (65°F). March also experiences heavier rainfall, accumulating 182 mm (7.2 in) over 18 days, accompanied by increased humidity at 85%. For those interested in more detailed weather information, visit Cannon Beach weather in March.
When comparing the weather in September and April, it’s clear that September tends to be warmer and drier. In September, temperatures range from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F), while April records lower temperatures, with a minimum of 2°C (36°F) and a maximum of 20°C (67°F), averaging just 9°C (49°F). Additionally, September has about 91 mm (3.6 in) of precipitation spread over 10 days, whereas April is significantly wetter, accumulating 145 mm (5.7 in) over 17 days. The humidity levels also reflect this difference, with September averaging 71% compared to April's higher 83%. For more detailed insights into the weather specifics, you can visit Cannon Beach weather in April.
In comparing the weather between September and May, one can observe notable differences in temperature and humidity. September typically offers milder temperatures, with a range from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), resulting in an average of 15°C (59°F). In contrast, May experiences cooler conditions, with temperatures ranging from a low of 6°C (43°F) to a high of 21°C (70°F) and an average of 12°C (53°F). Although September is slightly drier, with 91 mm (3.6 in) of precipitation over 10 days, May has its own charm with 72 mm (2.8 in) of rainfall across 12 days. Notably, humidity is higher in May at 83%, compared to September's 71%. For more details on May weather specifically, check out Cannon Beach weather in May.
When comparing September and June weather, September generally boasts slightly warmer conditions, with average temperatures reaching 15°C (59°F) compared to June's 14°C (57°F). Although both months see similar minimum temperatures around 10°C (50°F), June can occasionally peak at a higher maximum of 25°C (77°F) versus September's 24°C (75°F). Rainfall also varies, with September receiving more precipitation at 91 mm (3.6 in) over approximately 10 days, while June sees less rain, totaling 63 mm (2.5 in) across about 9 days. Additionally, June tends to be more humid, with humidity levels around 83%, compared to September's 71%. For more detailed weather insights, check out Cannon Beach weather in June.
In comparing the weather between September and July, we see some notable differences. September typically features a slightly warmer maximum temperature of 24°C (75°F) compared to July's maximum of 21°C (70°F). However, July starts with a higher minimum temperature of 11°C (52°F) against September's 10°C (50°F). Additionally, September experiences significantly more rainfall, with 91 mm (3.6 in) over 10 days, while July is much drier with only 20 mm (0.8 in) across 4 days. Humidity levels are also a bit lower in September at 71% compared to July's 82%. For more details, you can check Cannon Beach weather in July.
In comparing the weather of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), while August sees a minimum of 11°C (53°F) and the same maximum. Precipitation also plays a significant role; September experiences much higher rainfall, totaling 91 mm (3.6 in) over 10 days, compared to only 20 mm (0.8 in) over 5 days in August. Additionally, humidity remains fairly consistent, with September at 71% and August slightly higher at 74%. For more specific details on August weather, you can check Cannon Beach weather in August.
In comparing the weather of September and October, we see a notable decline in temperatures and an increase in precipitation levels. September boasts a milder temperature range, with a minimum of 10°C (50°F) and a maximum of 24°C (75°F), whereas October sees temperatures drop, with a minimum of 5°C (41°F) and a maximum of 20°C (67°F). Humidity rises slightly from 71% in September to 81% in October, contributing to a cooler feel in the air. Additionally, October experiences a significant increase in rainfall, accumulating 166 mm (6.5 in) over 14 days compared to September's 91 mm (3.6 in) over 10 days. For a closer look at October conditions, check out Cannon Beach weather in October.
In September, the weather generally offers a mild climate with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), accompanied by moderate humidity at 71%. However, this month also experiences about 91 mm (3.6 in) of precipitation over approximately 10 days, making occasional rain a possibility. In contrast, November brings cooler temperatures, with lows dipping to 3°C (38°F) and averages sitting at 10°C (50°F). The month is notably wetter, featuring 258 mm (10.2 in) of precipitation spread over around 18 days, alongside increased humidity at 87%. This shift in weather highlights a transition from the milder, drier autumn weather of September to the chillier, more consistently rainy conditions of November. For more specific details on November weather, you can check Cannon Beach weather in November.
In September, temperatures are milder, ranging from a minimum of 10°C (50°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F). This month experiences around 91 mm (3.6 in) of precipitation over 10 days, and humidity levels sit at 71%. In contrast, December brings much colder weather, with temperatures dropping to a minimum of -2°C (30°F) and averaging only 8°C (46°F), peaking at 13°C (56°F). Precipitation is significantly higher in December, reaching 272 mm (10.7 in) over 22 days, and humidity increases to 87%. For more detailed information on December weather, check out Cannon Beach weather in December.
As summer winds down, September at Cannon Beach brings a remarkable shift in weather that sets its own unique tone. While temperatures remain comfortably mild, the arrival of increased precipitation marks a transition to fall, with more frequent rainy days compared to the dry summer months. The blend of average humidity and cooler evenings creates a refreshing ambiance perfect for cozy coastal strolls. Whether you're drawn to the stunning scenery or the vibrant local culture, September's weather offers a distinct experience that will surely leave a lasting impression. For an in-depth look at the climate nuances throughout the year, explore Cannon Beach Climate.