Last updated: February 24, 2025
September in Park City, United States, showcases a dynamic weather profile that highlights the region's stunning seasonal transitions. With maximum temperatures reaching a comfortable 32°C (89°F) and an average of 14°C (57°F), the days are perfect for outdoor adventures. However, as autumn approaches, the nighttime brings a sharp drop, with minimum temperatures plummeting to -9°C (16°F), emphasizing the coolness of the mountains. Expect moderate precipitation scattered over six days, accumulating to 43 mm (1.7 in), while the humidity remains at a manageable 46%, making it an ideal time for both locals and visitors to embrace the natural beauty of the area.
In September, Park City experiences a pleasant transition from summer warmth to the coolness of autumn. The temperatures begin to dip, with nightly lows around -9°C (16°F), offering a crispness that hints at the changing season. Daytime still sees a robust average of 14°C (57°F), making it a delightful time for outdoor activities, particularly as the mountains start to showcase their vibrant fall colors. With maximum temperatures peaking at 32°C (89°F), September blends the tail end of summer's warmth with the fresh, invigorating air characteristic of early autumn. This month stands out as a perfect period for visitors to enjoy both the lingering sunshine and the serene beauty of nature preparing for winter's embrace.
In September, Park City experiences a shift in its weather patterns, marked by an increase in precipitation with 43 mm (1.7 in) of rain over six days. This is a notable jump compared to the drier summer months of June, July, and August, where rain totals hovered around 26 to 32 mm (1.0 to 1.2 in) and only five days of precipitation were recorded. As the month progresses, September sets the stage for the impending autumn, with rainfall serving to rejuvenate the landscape and prepare the way for the vibrant fall colors. This upward trend in precipitation foreshadows the wetter months ahead, particularly October and November, where averages exceed 50 mm (2.0 in), suggesting that Park City is transitioning toward a more substantial rainy season.
In September, Park City experiences a notable shift in humidity, with levels rising to 46% after the dry summer months. This increase marks a transition from the peak dryness of July and August, when humidity dipped to a mere 44% and 37%, respectively. As autumn approaches, the atmosphere becomes subtly more humid, hinting at the changes that winter will bring. Overall, September serves as a bridge, as the air begins to feel a bit more vibrant and alive, paving the way for the higher humidity levels seen in the following months of October and beyond. This gradual shift indicates not just a change in weather, but an invigorating preparation for the seasonal transformations in Park City.
In September, Park City experiences a UV Index of 9, falling into the very high exposure category. This marks a slight decline from the intense extreme levels seen in the peak summer months, but it's still crucial for residents and visitors to remain vigilant. With a burn time of just 15 minutes, the sun can still be potent, emphasizing the need for sun protection, especially during mid-day. Observing the trend, as summer transitions into autumn, the UV Index generally begins to decrease, offering a reminder to adjust outdoor activities accordingly. For more detailed insights and forecasts, visit Park City UV Index.
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As summer gently transitions into fall, September in Park City offers a delightful balance of sunshine, contributing 313 hours of brilliant daylight. This figure reflects a gradual decline from the summer peak experienced in July, where locals basked in 392 hours of sun. However, September remains a vibrant month, showcasing the stunning autumn colors as the sunlight begins to mellow, making outdoor activities still inviting. The decrease in sunlight compared to August, with 361 hours, signals the onset of the cooler season, yet the abundance of light this month ensures ample opportunities for hikers and nature enthusiasts to embrace the beauty of the mountains. As the days shorten, Park City continues to radiate warmth, inviting everyone to savor the last lingering notes of summer before autumn fully sets in.
As summer transitions into autumn, September in Park City boasts a remarkable 77% chance of sunny weather, making it one of the sunniest months of the year. This trend follows a steady increase in sunshine from April's 62% to August's 76%, showcasing the region's delightful transition. The peak in September signals a vibrant atmosphere where residents and visitors alike can enjoy outdoor activities amidst the stunning fall foliage. As the first hint of autumn arrives, the warm, sunny days provide the perfect backdrop for exploring the breathtaking landscapes of Park City before cooler temperatures set in.
As summer fades into early autumn, September in Park City witnesses a gentle decline in daylight, with an average of 12 hours. This transition marks a significant shift from the longest days of June at 15 hours and July at 14 hours. The progression is evident as days gradually shorten through the summer months, with August still offering a generous 13 hours of sunlight. By the time September arrives, daylight diminishes further, hinting at the onset of cooler weather and the enchanting colors of fall. As the season shifts, so too does the rhythm of life in this beautiful mountain town, inviting locals and visitors alike to savor the crisp air and the changing landscape.
In Park City, United States, September brings a gentle breeze, with an average wind speed of 1.9 m/s (4 mph), maintaining the consistent light winds characteristic of late summer. This month sees a slight dip from the peak summer gusts, yet it aligns closely with the wind patterns observed throughout spring and early fall. As autumn approaches, the air feels refreshing, fostering an inviting atmosphere for outdoor activities. Interestingly, the wind speeds in September mirror those of January, indicating a natural rhythm in the seasonal cycles. Overall, the winds are typically mild, creating a serene backdrop that enhances the stunning fall foliage in this picturesque mountain town.
The weather in Park City 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 Park City and find detailed weather information for every month.
In comparing the weather of September and January, significant differences emerge in both temperature and precipitation. September boasts a wide temperature range, with minimums around -9°C (16°F) and maximums reaching a warm 32°C (89°F), accompanied by an average of 14°C (57°F). This month experiences relatively low precipitation of 43 mm (1.7 in) over about 6 days, and humidity levels at 46%.
In stark contrast, January presents a chilly climate, with temperatures dropping to a minimum of -22°C (-8°F) and a maximum of only 8°C (46°F), averaging -5°C (23°F). This winter month sees increased precipitation totaling 80 mm (3.1 in) over approximately 11 days, and humidity surges to 91%. For a more in-depth look at winter conditions, check out Park City weather in January.
September and February present markedly different weather patterns, showcasing the dramatic seasonal shift. In September, temperatures can range from a chilly -9°C (16°F) at night to a warm 32°C (89°F) during the day, with an average temperature of about 14°C (57°F). The month sees moderate precipitation at 43 mm (1.7 in) across just 6 days, and humidity levels are relatively low at 46%. In contrast, February experiences much colder conditions, with temperatures dipping as low as -22°C (-7°F), peaking at only 11°C (53°F) and averaging around -4°C (25°F). This winter month is considerably wetter, featuring 90 mm (3.5 in) of precipitation over 14 days, and humidity soars to 92%. For more detailed insight into February weather, you can refer to Park City weather in February.
September and March showcase striking differences in weather patterns. In September, temperatures can range from a chilly -9°C (16°F) at night to a warm 32°C (89°F) during the day, averaging around 14°C (57°F). This month experiences relatively low precipitation, with about 43 mm (1.7 in) falling over only 6 days, and humidity levels hovering around 46%. In contrast, March is much colder, with nighttime lows plunging to -20°C (-3°F) and daytime highs reaching only 15°C (59°F), resulting in an average temperature of 0°C (33°F). March is also wetter, with a total precipitation of 83 mm (3.3 in) spread over 13 days, leading to significantly higher humidity at 84%. For more detailed insights, check out Park City weather in March.
In comparing the weather between September and April, we see significant differences in temperature and precipitation patterns. September offers a warmer climate with temperatures ranging from a minimum of -9°C (16°F) to a maximum of 32°C (89°F), while April experiences cooler temperatures that range from -16°C (3°F) to a maximum of 19°C (66°F), with an average of just 2°C (36°F). Additionally, September typically sees less precipitation at 43 mm (1.7 in) over about 6 days, whereas April is wetter, with 76 mm (3.0 in) falling over approximately 12 days. Furthermore, April's humidity is notably higher at 74%, compared to September's 46%. For more details, you can check out Park City weather in April.
When comparing the weather in September and May, notable differences emerge. September experiences a wider temperature range, with minimums around -9°C (16°F) and maximums peaking at 32°C (89°F), making it generally warmer with an average of 14°C (57°F). In contrast, May is cooler, with its temperatures ranging from a minimum of -10°C (14°F) to a maximum of 27°C (81°F), resulting in an average of just 8°C (46°F). Additionally, September tends to be drier, receiving 43 mm (1.7 in) of precipitation over about 6 days, whereas May is wetter, accumulating 78 mm (3.1 in) over 13 days. The humidity also differs, with May being more humid at 62%, compared to September's 46%. For more details on the specific weather conditions in May, you can visit Park City weather in May.
When comparing the weather in September and June, both months showcase a range of temperatures but with some notable differences. In September, temperatures range from a minimum of -9°C (16°F) to a maximum of 32°C (89°F), averaging around 14°C (57°F) with a slightly higher humidity of 46%. In contrast, June presents a milder temperature range, with lows of -4°C (25°F) and highs reaching 33°C (91°F), averaging at 15°C (60°F), all while enjoying a lower humidity of 56%. Additionally, September experiences more precipitation at 43 mm (1.7 in) over 6 days compared to June's 28 mm (1.1 in) across only 5 days. For a deeper look at the weather during this month, check out Park City weather in June.
When comparing the weather in September to that of July, September experiences a broader temperature range, with minimums dipping to -9°C (16°F) and maximums reaching up to 32°C (89°F), compared to July's milder temperatures, which hover between 3°C (38°F) and a maximum of 33°C (91°F). Additionally, September has higher average temperatures at 14°C (57°F) versus July's average of 20°C (69°F). Precipitation in September is slightly higher at 43 mm (1.7 in) over 6 days, while July sees less rain with only 26 mm (1.0 in) across the same number of days. Humidity levels remain comparable, with September at 46% and July at 44%. For more details specific to July weather, check out Park City weather in July.
In comparing the weather between September and August, September tends to exhibit a broader temperature range, with minimums dipping to -9°C (16°F) and maximums reaching 32°C (89°F), averaging 14°C (57°F). In contrast, August presents milder conditions, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 33°C (92°F) and an average of 19°C (66°F). While September receives slightly more precipitation at 43 mm (1.7 in) over 6 days, August has less rain at 32 mm (1.2 in) over 5 days, and notably lower humidity at 37% compared to September's 46%. For more detailed information about Park City's weather in August, visit Park City weather in August.
September generally experiences milder temperatures, with an average of 14°C (57°F) and maximum highs reaching up to 32°C (89°F). In contrast, October sees a significant drop, with average temperatures plummeting to 5°C (40°F) and maximums only reaching 24°C (75°F). Additionally, October is characterized by increased humidity at 67% and more frequent precipitation, totaling 55 mm (2.2 in) over 9 days, compared to September's 43 mm (1.7 in) over 6 days. For more detailed insights into October's weather patterns, visit Park City weather in October.
September weather is characterized by a wider temperature range, with minima around -9°C (16°F) and maxima reaching 32°C (89°F), resulting in a comfortable average of 14°C (57°F). The month experiences relatively low precipitation at 43 mm (1.7 in) across 6 days and a moderate humidity of 46%. In contrast, November brings much colder conditions, with temperatures dipping as low as -24°C (-11°F) and averaging -1°C (31°F), while highs reach only 18°C (65°F). It sees increased rainfall totals of 57 mm (2.2 in) over 9 days, accompanied by significantly higher humidity at 84%. To explore more about November weather, visit Park City weather in November.
September weather in Park City is notably milder, featuring a temperature range from a chilly -9°C (16°F) to a warm 32°C (89°F), with an average of 14°C (57°F). This month experiences lower humidity at 46% and relatively moderate precipitation totaling 43 mm over just 6 days. In contrast, December brings a stark shift towards much colder conditions, with temperatures plummeting to a minimum of -24°C (-11°F) and a maximum of only 11°C (51°F), averaging around -6°C (22°F). Precipitation increases to 71 mm, spread over 11 days, accompanied by a significant rise in humidity at 88%. For a more detailed understanding of December's weather patterns, you can check out Park City weather in December.
As September arrives in Park City, it marks a transition from the warm, sun-drenched days of summer to the cooler, crisp air of fall. The average temperatures drop significantly, providing a refreshing change from the heat of previous months, while the occasional rainfall, with around 43 mm over just a few days, adds a hint of moisture to the air, keeping the landscape vibrant and lush. With its moderate humidity levels at 46%, September offers an ideal setting for outdoor activities against a backdrop of stunning autumn colors. This shift in climate is a reminder of nature’s cyclical beauty, making it an enchanting time to explore the wonders of Park City. For a detailed overview of what to expect throughout the year, check out Park City Climate.