Last updated: February 24, 2025
In September, the weather in Smith River, United States showcases a delightful mix of warmth and mildness. With a maximum temperature reaching up to 32°C (89°F) and an average temperature of 17°C (63°F), nature invites outdoor activities and scenic explorations. The temperatures can dip to a refreshing 9°C (49°F) at night, offering a perfect contrast. However, the month also brings about 59 mm (2.3 in) of precipitation spread over 5 days, contributing to a humidity level of 62%, which adds to the region's lush scenery. Whether basking in the sun or enjoying a cozy evening, September is a captivating time for Smith River’s visitors and residents alike.
As September unfolds in Smith River, temperatures begin to exhibit a warm embrace, hinting at the transition into autumn. The minimum temperature rises to a comfortable 9°C (49°F), while the average climbs to 17°C (63°F), providing a pleasant backdrop for outdoor activities. This month also sees the peak maximum temperature soar to 32°C (89°F), marking a notable shift from the cooler summer months. Such warmth often invites lingering evenings and the vibrant colors of early fall, making September a sweet spot for both locals and visitors. Overall, this month balances the lingering summer heat with the early whispers of autumn, creating an inviting atmosphere in this picturesque part of the United States.
In September, Smith River experiences a significant resurgence in precipitation after the dry summer months, with rainfall totaling 59 mm (2.3 in) across 5 days. This uptick marks a noticeable transition from the stark low of just 1 mm (0.0 in) in July and 4 mm (0.2 in) in August, highlighting the region's shift toward wetter conditions as fall approaches. While this September total remains relatively modest compared to the winter months, it sets the stage for increasingly substantial rainfall ahead, with October expected to bring 93 mm (3.7 in). This pattern underscores the seasonal rhythm of precipitation in Smith River, where the dry heat of summer gives way to the rejuvenating rains of autumn and winter.
In September, humidity in Smith River experiences a slight increase to 62%, following the summer’s drier months. The year begins with a notably high humidity, peaking in the winter at 86% in both January and December. As spring transitions into summer, humidity trends downward, reaching a low of 60% in August. This gradual decline suggests a pattern of lower moisture levels during these warmer months, providing a brief respite before the humidity begins to rise again in September. Looking ahead, the humidity is set to increase significantly in the fall, culminating in November's return to a much more humid 87%. This cyclical behavior highlights the region's distinct seasonal humidity fluctuations, making each month uniquely inviting.
In September, Smith River experiences a UV Index of 8, which falls into the very high exposure category, necessitating a burn time of only 15 minutes. This trend mirrors the preceding summer months, where the UV Index peaked at 10 from June to August, highlighting a significant period of intense sun exposure. As autumn approaches, the UV intensity begins to decline, transitioning to 6 in October, signaling a shift towards milder conditions. It's essential for residents and visitors to stay vigilant about sun safety during this time, especially considering the earlier months of the year had lower indices ranging from 2 to 6. For more insights and updates, check the Smith River UV Index.
UV Risk Categories
In September, Smith River basks in a delightful 296 hours of sunshine, a warm embrace that marks the tail end of summer while introducing the gentle transition into fall. This month reflects a notable decline from the sun-drenched heights of July, which boasts the highest sunshine total at 397 hours, yet still outshines the earlier months of the year. The gradual dimming from summer's peak signals a shift, as the vibrant days of June and July give way to the crisp air of October, which captures 260 hours of sunlight. Overall, September serves as a picturesque bridge, allowing residents and visitors to savor the lingering warmth of summer before nature begins its vibrant autumnal display.
In Smith River, September boasts a 68% chance of sunny weather, marking a delightful time as summer transitions to fall. This month maintains a strong presence of sunshine, outshining the earlier spring and summer months like April and May, which have 63% and 64% sunny days, respectively. Although slightly lower than the peak summer months of July and August—which enjoy a remarkable 81% and 80% chance of sun—September still offers a significant amount of clear skies. As the year progresses into the autumn months, the likelihood of sunshine dips notably, making this early fall period a golden opportunity for outdoor activities under the sun's warm embrace.
As September unfolds in Smith River, the days begin a gentle transition, with daylight lasting about 12 hours. This marks a noticeable shift from the sun-drenched summer months; after peaking at 15 hours in June, daylight gradually wanes. Compared to August's lingering 13 hours, September reflects a subtle yet significant shortening of the days, hinting at the impending arrival of fall. Following this month, daylight will continue to decline, dropping to 11 hours in October. This rhythmic pattern not only underscores the changing seasons but also invites residents and visitors alike to savor the remaining warm days before autumn sets in.
As September winds sweep through the picturesque Smith River, they bring a gentle yet noticeable change to the air. With an average wind speed of 3.9 m/s (9 mph), September’s breezes are slightly softer than the summer months of July and August, which both averaged around 4.4 m/s (10 mph). This transition marks a gradual cooling as the season shifts, mirrored by a general downward trend in wind speeds as the year progresses. Despite the mildness, September retains a refreshing quality reminiscent of the vibrant summer, making it a delightful time for outdoor enthusiasts to explore the natural beauty of the region. As autumn approaches, the winds become a subtle reminder of the upcoming seasonal transformation, with averages continuing to dip into October and November.
The weather in Smith River 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 Smith River and find detailed weather information for every month.
When comparing the weather in September to January, significant differences emerge. September features a much warmer climate, with temperatures ranging from a mild 9°C (49°F) to a hot 32°C (89°F) and an average of 17°C (63°F). In contrast, January is much cooler, with temperatures ranging from 2°C (36°F) to 17°C (63°F) and an average of 9°C (49°F). Additionally, September experiences less precipitation, totaling 59 mm (2.3 in) over about 5 days, while January sees a substantial increase in rainfall, with 301 mm (11.8 in) over 16 days. The humidity is also higher in January at 86%, compared to September's 62%. For more detailed information, you can visit Smith River weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild 9°C (49°F) to a warm 32°C (89°F), with an average of 17°C (63°F). Precipitation is relatively low at 59 mm (2.3 in) over just five days, and humidity hovers around 62%. In stark contrast, February experiences cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 21°C (70°F), averaging 9°C (48°F). The month is considerably wetter, with 270 mm (10.6 in) of rain falling over 14 days, leading to a higher humidity level of 85%. For more specific details about February weather, you can check Smith River weather in February.
In September, the weather tends to be warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 32°C (89°F) and an average of 17°C (63°F). The month sees relatively low precipitation, with 59 mm (2.3 in) spread over just 5 days and humidity at a comfortable 62%. In contrast, March experiences cooler temperatures, with a minimum of 3°C (37°F), an average of 9°C (48°F), and a maximum of 17°C (63°F). This month is considerably wetter, receiving 207 mm (8.1 in) of precipitation across 15 days, accompanied by higher humidity levels at 85%. For more specific details, you can check the Smith River weather in March.
September and April exhibit contrasting weather patterns that highlight the transition between seasons. In September, temperatures range from a mild 9°C (49°F) at night to a warm 32°C (89°F) during the day, accompanied by relatively low precipitation of 59 mm (2.3 in) over just 5 days, and an average humidity of 62%. In contrast, April experiences cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 21°C (70°F), while rainfall is significantly higher at 165 mm (6.5 in) across 10 days, resulting in greater humidity at 82%. These differences underscore September's balmy warmth compared to April's wetter, cooler conditions. For more detailed information, you can check the Smith River weather in April.
When comparing the weather in September and May, notable differences emerge in temperature and humidity levels. September experiences a wider temperature range with a minimum of 9°C (49°F), an average of 17°C (63°F), and a maximum of 32°C (89°F), making it generally warmer than May, which has a minimum of 5°C (41°F), an average of 13°C (55°F), and a maximum of 27°C (80°F). Additionally, May tends to be more humid, with humidity levels at 81% compared to September's 62%. Both months see some precipitation, with May receiving slightly more at 68 mm (2.7 in) over 6 days, compared to September's 59 mm (2.3 in) over 5 days. For a closer look at how weather conditions compare during May, you can visit Smith River weather in May.
When comparing the weather in September and June, we see notable differences in temperature and humidity levels. September tends to be warmer, with average temperatures reaching 17°C (63°F) and maximums peaking at 32°C (89°F), compared to June, which has average temperatures around 16°C (61°F) and maximums of 27°C (80°F). Additionally, September experiences slightly higher humidity at 62%, while June is notably more humid at 79%. Precipitation is also more substantial in September, with 59 mm (2.3 inches) over 5 days, compared to June's 36 mm (1.4 inches) over just 4 days. For more details on June weather, you can check out Smith River weather in June.
In comparing the weather of September to July, September experiences a wider temperature range, with minimums dropping to 9°C (49°F) and maximums reaching up to 32°C (89°F), contrasted with July's milder temperatures ranging from 11°C (52°F) to a maximum of 26°C (79°F). Additionally, September sees significantly more precipitation, with an average of 59 mm (2.3 in) over five days, while July remains quite dry with only 1 mm (0.0 in) and no rainy days recorded. Humidity is also slightly lower in September at 62%, compared to July's 70%. For a deeper dive into the specifics, check Smith River weather in July.
In comparing the weather of September and August, September experiences a broader temperature range, with minimums dipping to 9°C (49°F) and maximums soaring to 32°C (89°F). In contrast, August maintains milder conditions, with a minimum of 13°C (56°F) and a maximum of 29°C (85°F). Precipitation also notably differs; September receives 59 mm (2.3 in) over 5 days, while August is remarkably dry with only 4 mm (0.2 in) of rain across the month, and no rainy days at all. Both months feature similar humidity levels, around 60-62%. For more detailed insights on August weather, check out Smith River weather in August.
In September, temperatures ranged from a minimum of 9°C (49°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). The month experienced 59 mm (2.3 in) of precipitation over 5 days, accompanied by a humidity level of 62%. In contrast, October brings cooler weather, with temperatures dipping to a minimum of 7°C (45°F) and peaking at 25°C (77°F), averaging around 14°C (58°F). Rainfall increases to 93 mm (3.7 in) over 6 days, and humidity rises to 72%. For more detailed information, visit Smith River weather in October.
September typically offers warmer temperatures with a minimum of 9°C (49°F) and a maximum reaching up to 32°C (89°F), while November sees cooler conditions, with temperatures dropping to a minimum of 4°C (39°F) and peaking at 19°C (67°F). Additionally, September generally has lower precipitation at 59 mm (2.3 in) over 5 days, in stark contrast to November's much wetter climate, which records 213 mm (8.4 in) spread across 12 days. Humidity also notably increases from September's 62% to November's 87%. Overall, the transition from September to November brings a significant change in weather patterns. For more detailed insights, refer to Smith River weather in November.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 32°C (89°F) and an average of 17°C (63°F). The month experiences relatively low precipitation, averaging 59 mm (2.3 in) over about 5 days, and humidity levels sit around 62%. In contrast, December brings much cooler temperatures, with a minimum of 3°C (37°F), an average of 9°C (49°F), and a maximum of 17°C (63°F). This month is significantly wetter, with total precipitation reaching 237 mm (9.3 in) across approximately 15 days and much higher humidity at 86%. For more details about December weather, you can check Smith River weather in December.
As September arrives in Smith River, the weather begins to showcase a gentler transition from the warmth of summer to the cooler embrace of autumn. While maximum temperatures can reach a warm 32°C (89°F), the average feels more moderate at 17°C (63°F), providing a perfect blend of warmth and coolness. Unlike the height of summer, September sees a slight uptick in humidity at 62% and an increase in rainfall, with 59 mm (2.3 in) accumulating over just five days. This month represents a shift, where long sunny days intermingle with refreshing rain, creating a diverse and pleasant atmosphere. For further insights into the climate patterns that shape this beautiful region, explore Smith River Climate.