Last updated: February 24, 2025
September weather in Rib Mountain, United States showcases a delightful transition into autumn, characterized by temperatures ranging from a maximum of 32°C (90°F) to a refreshing minimum of 0°C (32°F). The month averages around 16°C (61°F), providing a comfortable climate for outdoor activities. However, visitors should be prepared for precipitation, as the area experiences approximately 83 mm (3.3 in) of rain over 10 days, accompanied by a humidity level of 78%. This combination creates a vibrant and crisp atmosphere, perfect for enjoying the stunning natural beauty of Rib Mountain.
As summer transitions into autumn, Rib Mountain, United States, experiences a notable shift in temperatures during September. The month greets visitors with a minimum of 0°C (32°F), representing a significant warm-up from the colder months that precede it. The average temperature climbs to a comfortable 16°C (61°F), while daytime highs can reach an invigorating 32°C (90°F), blending the tail end of summer warmth with the crispness of early fall. This period showcases a beautiful juxtaposition of cool mornings and pleasantly warm afternoons, inviting outdoor exploration as the landscape begins to transform with the changing seasons. As September progresses, it hints at the cooler days of October, making it a perfect time to enjoy the vibrant colors of autumn before winter’s chill sets in.
In September, Rib Mountain experiences a notable shift in precipitation, with a total of 83 mm (3.3 in) falling over 10 days. This marks a decline from the summer months, which saw higher averages, particularly August, when rainfall peaked at 121 mm (4.8 in) across 12 days. This decrease sets the stage for the transition into Fall, as the region gradually prepares for the wetter conditions that typically follow. Interestingly, while September's rainfall is lesser than its predecessors, it still showcases a robust contribution to the annual total, highlighting the distinct seasonal patterns characteristic of Rib Mountain's climate.
In Rib Mountain, United States, September marks a transition in humidity levels, registering at 78%. This slight increase from the summer's low of 73% in August indicates a gradual return to the more humid conditions characteristic of the autumn months. As the year progresses, humidity tends to rise again, peaking with 89% in November, following a steady increase from the more arid summer months. This pattern suggests a seasonal rhythm where humidity is higher in the colder months, enhancing the crispness of fall and the cozy atmosphere of winter, while the summer comfortably maintains a drier air.
As September arrives in Rib Mountain, the UV Index shifts to a high level of 7, requiring about 25 minutes of exposure before risk of sunburn increases. This marks a transition from the extremely high indices seen through the summer months, where UV levels peaked at 10 in June and 9 in both July and August. While the fall heralds a decrease in the sun's intensity, it still demands cautious sun protection during outdoor activities. September's UV Index reflects a gradual decline as the days shorten, but residents and visitors should remain vigilant. For more detailed insights and safety tips, check out the comprehensive guide at Rib Mountain UV Index.
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As summer fades into fall, September in Rib Mountain brings a delightful 255 hours of sunshine, a charming transition from the sun-soaked peak of July, which boasts an impressive 356 hours. This month serves as a soft landing after the summer's intensity, radiating warmth while gently easing into the crispness of autumn. Following the vibrant months of May and June, which enjoy over 280 hours of sunshine, September maintains a satisfying glow, though slightly dimmer than the heights of summer. As the days shorten, the sun's embrace begins to wane, hinting at the coziness of the upcoming months, yet still offering ample opportunity to soak in the alluring beauty of the changing landscapes.
As September rolls in, Rib Mountain enjoys a notable 58% chance of sunny weather, tying with August as one of the sunniest months of the year. This reflects a vibrant transition from the peak summer sun that July and August provide, characterized by their above-average likelihood of clear skies. Compared to the earlier months, such as April and May, which see only 31% and 39% sunny days respectively, September stands out as a delightful opportunity for outdoor activities. With autumn creeping in and the warmth lingering, residents and visitors alike can expect a favorable weather pattern, making it a perfect time to relish the beauty of the season before the cooler months set in.
As autumn approaches in Rib Mountain, September showcases a gentle transition with 12 hours of daylight, providing a beautiful balance between the long summer days and the shorter winter nights ahead. After peaking at 15 hours in June and July, the daylight begins to wane, dropping to 13 hours in August before settling into September. This gradual decrease hints at the arrival of cooler temperatures and vibrant fall foliage, as day length continues its downward trend towards the 10 hours expected in October. Embracing this shift, the community can prepare for cozy evenings and the rich colors of the season that beckon.
As September arrives in Rib Mountain, United States, the wind greets the landscape with a gentle average speed of 3.3 m/s (7 mph). This month showcases a stable breeze, maintaining the same speed as October, both of which reflect a slight increase from the milder summer months where July and August temperatures dipped to 2.7 m/s (6 mph) and 2.9 m/s (7 mph), respectively. The transition into fall brings a refreshing crispness, as the winds pick up slightly compared to the previous months, hinting at the more dynamic gusts that will follow in November and December, where speeds rise to 3.9 m/s (9 mph) and 4.0 m/s (9 mph). Overall, September serves as a bridge between the calm of summer and the brisk autumn winds, painting a picture of nature's shifting rhythm.
The weather in Rib Mountain 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 Rib Mountain and find detailed weather information for every month.
September and January present stark contrasts in weather. September enjoys a wide temperature range, with minimums of 0°C (32°F) and maximums soaring up to 32°C (90°F), averaging around a mild 16°C (61°F). The month typically sees about 83 mm (3.3 in) of precipitation over 10 days, accompanied by a humidity level of 78%. In stark contrast, January experiences much harsher conditions, with temperatures plummeting to a minimum of -32°C (-25°F) and only reaching a maximum of 7°C (45°F), resulting in an average temperature of -9°C (17°F). Precipitation is lighter in January, totaling 34 mm (1.3 in) over just 6 days, while humidity rises to a chilly 89%. For more detailed information, you can check the Rib Mountain weather in January.
September and February present stark contrasts in weather. In September, temperatures range from a minimum of 0°C (32°F) to a pleasant average of 16°C (61°F), peaking at a warm 32°C (90°F). The month experiences a moderate amount of precipitation, totaling 83 mm (3.3 in) over approximately 10 days, with a humidity level of 78%. In sharp contrast, February sees significantly colder conditions, with temperatures dipping as low as -33°C (-28°F) and averaging around -8°C (17°F), with a maximum of only 15°C (59°F). This month has less precipitation at 50 mm (2.0 in) across 7 days, but the humidity is notably higher at 90%. For more detailed information about February weather in Rib Mountain, you can check out Rib Mountain weather in February.
In September, the weather is notably warmer, with temperatures ranging from a frigid minimum of 0°C (32°F) to a comfortable maximum of 32°C (90°F) and an average of 16°C (61°F). The month experiences about 83 mm (3.3 in) of precipitation over 10 days, and the humidity sits at a relatively high 78%. In contrast, March brings a stark chill, with temperatures dipping to a minimum of -26°C (-15°F) and peaking at a maximum of 17°C (63°F), averaging around -1°C (31°F). Precipitation is lower at 53 mm (2.1 in) across 8 days, while humidity rises slightly to 87%. The differences between the months are striking, highlighting the transition from the warmth of late summer to the lingering cold of early spring. For more detailed information on March weather, you can visit Rib Mountain weather in March.
September and April present contrasting weather conditions. In September, temperatures range from a chilly 0°C (32°F) to a warm 32°C (90°F), with an average of 16°C (61°F). The month experiences about 83 mm (3.3 in) of precipitation over roughly 10 days, along with a humidity level of 78%. In contrast, April is generally cooler, starting with minimum temperatures plunging to -20°C (-3°F) and peaking at 26°C (79°F), averaging only 5°C (42°F). This month is slightly wetter, with around 98 mm (3.9 in) of precipitation spread over 12 days and a higher humidity of 84%. For a closer look at weather specifics during April, check out Rib Mountain weather in April.
When comparing the weather in September and May, we see distinct differences in temperature and precipitation patterns. September experiences a wider temperature range, with a minimum of 0°C (32°F) and a maximum of 32°C (90°F), while May has a slightly lower average temperature, ranging from -2°C (28°F) to a maximum of 33°C (92°F). Precipitation is also notable, with September receiving 83 mm (3.3 in) over 10 rainy days compared to May's 103 mm (4.1 in) over 13 days. Both months have similar humidity levels, with September at 78% and May at 77%. For more detailed information about May weather conditions, you can check Rib Mountain weather in May.
In comparing the weather of September and June, we see distinct patterns in temperature and precipitation. June features a minimum temperature of 5°C (42°F) and an average of 19°C (67°F), with maximums reaching up to 34°C (94°F), making it generally warmer than September, which has a minimum of 0°C (32°F) and an average of 16°C (61°F), peaking at 32°C (90°F). Both months experience substantial rainfall, with June receiving 102 mm (4.0 in) over 12 days and September slightly less at 83 mm (3.3 in) over 10 days. Interestingly, the humidity is also slightly lower in June at 75%, compared to a higher level of 78% in September. For more detailed information, you can visit Rib Mountain weather in June.
When comparing the weather in September to that of July, it's clear that July tends to be warmer overall. In July, temperatures range from a minimum of 11°C (51°F) to a maximum of 33°C (91°F), with an average temperature of 22°C (71°F). In contrast, September experiences a wider temperature range, with minimums dropping to 0°C (32°F) and maximums reaching 32°C (90°F), resulting in a cooler average of 16°C (61°F). Although July sees slightly more precipitation at 117 mm (4.6 in) over 11 days compared to September's 83 mm (3.3 in) over 10 days, the humidity remains relatively high in both months, at 74% in July and 78% in September. For more insights on July weather, check Rib Mountain weather in July.
Comparing the weather in September to August reveals some notable differences. September experiences a broader temperature range, with minimums dipping down to 0°C (32°F), while August stays relatively warmer, with a minimum of 5°C (42°F). The average temperature in September is slightly lower at 16°C (61°F) compared to August's average of 19°C (67°F). Additionally, September sees more precipitation, with 83 mm (3.3 in) over about 10 days, compared to August's 121 mm (4.8 in) spread across 12 days. Humidity levels are slightly higher in September at 78%, compared to 73% in August. For a more detailed look at August weather, visit Rib Mountain weather in August.
In comparing the weather patterns of September and October, September tends to offer warmer temperatures, with a minimum of 0°C (32°F), an average of 16°C (61°F), and a maximum of 32°C (90°F). This month also experiences less precipitation, totaling 83 mm (3.3 in) over about 10 days, alongside a relative humidity of 78%. In contrast, October sees a noticeable drop in temperatures, with minimums reaching -6°C (21°F) and an average of only 8°C (47°F), although the highs can still reach up to 27°C (80°F). Furthermore, October experiences slightly more precipitation at 109 mm (4.3 in) over 11 days and a higher humidity level at 84%. For more detailed information about weather patterns in October, you can check Rib Mountain weather in October.
September typically presents a wide range of temperatures, with minimums around 0°C (32°F) and maximums soaring up to 32°C (90°F), averaging 16°C (61°F). The month experiences moderate precipitation, totaling 83 mm (3.3 in) over approximately 10 days, and boasts a humidity level of 78%. In contrast, November showcases much cooler conditions, with average temperatures hovering around 0°C (32°F) and maximums reaching only up to 22°C (72°F). Although it is drier with 50 mm (2.0 in) of precipitation over 7 days, humidity increases to 89%, creating a distinctly crisp atmosphere. For more specific insights into the weather during this month, check out Rib Mountain weather in November.
In September, the weather presents a warm and temperate atmosphere, with temperatures ranging from a chilly 0°C (32°F) at night to a balmy 32°C (90°F) during the day. The average temperature rests at a pleasant 16°C (61°F), accompanied by moderate humidity levels of 78% and rainfall spread across about 10 days, totaling 83 mm (3.3 in). In contrast, December brings a stark transformation, with much colder temperatures that can drop as low as -30°C (-22°F) and peak at a milder 15°C (59°F). The average temperature hovers around -5°C (23°F), with humidity levels rising to 87% despite lower precipitation at 52 mm (2.1 in) over 8 days. This seasonal shift illustrates a significant change in weather dynamics, highlighting the chilling embrace of winter compared to the warmth of early fall. For more details on the December conditions, you can check Rib Mountain weather in December.
As summer transitions to fall, September weather at Rib Mountain showcases a delightful mix of warm days and cooler nights, standing out from the extremes of other months. The month offers a pleasant average temperature wrapped in a comfortable humidity level, inviting outdoor activities amid the vibrant changing foliage. With some rainfall sprinkled throughout the month, the landscape remains lush and colorful. This is a time when nature’s beauty is on full display, making it an ideal opportunity for exploration and enjoyment. For a deeper dive into what to expect year-round, check out Rib Mountain Climate.