Last updated: February 24, 2025
In Glenwood Springs, September showcases a diverse climate characterized by a maximum temperature reaching 31°C (88°F) and a more temperate average of 15°C (58°F), while nighttime can dip to a cool minimum of -4°C (25°F). With 19 mm (0.7 in) of rain spread over four days, the month is relatively mild yet occasionally wet, contributing to a comfortable humidity level of 65%. September in this charming town encapsulates the transition from summer warmth to the crispness of autumn, making it an inviting time for outdoor exploration and relaxation.
In Glenwood Springs, September heralds the start of autumn, showcasing a notable transition in temperatures. The month begins with crisp nights, dipping to a minimum of -4°C (25°F), while daytime highs can reach a balmy 31°C (88°F). Average temperatures hover around 15°C (58°F), offering a pleasant medium between the lingering warmth of summer and the impending chill of fall. As the seasons shift, visitors can expect a comfortable climate perfect for outdoor adventures, with warm sunshine complemented by cooler evenings—truly a magical time to experience the stunning natural beauty of the area. Overall, September serves as a delightful bridge between the extremes of summer and winter in this picturesque locale.
In September, Glenwood Springs experiences a modest precipitation total of 19 mm (0.7 in), marking a slight uptick from the drier summer months of July and August, which both recorded only 16 mm. This month typically brings about 4 days of rainfall, suggesting a transition towards the wetter autumn season. As the region moves into October, where average precipitation rises significantly to 67 mm (2.6 in) over 9 days, it becomes evident that September serves as a bridge between the dry summer and the invigorating wetness of fall, setting the stage for the lush landscapes that follow. Overall, September's precipitation patterns highlight the gradual shift in weather, hinting at the moisture-laden months ahead.
In Glenwood Springs, September brings a noticeable shift in humidity levels, settling at 65%. This marks a slight uptick from the summer months, where July and August recorded their lowest levels at 52% and 56%, respectively. Interestingly, this late-summer increase hints at the transition into fall, as the air becomes gradually more humid compared to the drier peak of summer. Looking back over the year, January’s high humidity of 88% contrasts sharply with the summer's drier conditions, emphasizing the region's diverse climate. As October approaches, humidity rises once more to 76%, reflecting the rhythmic patterns of nature as Glenwood Springs balances between seasonal extremes.
As September rolls into Glenwood Springs, the UV Index hovers at a significant 10, marking a shift from the extreme levels seen in the summer months to a very high exposure category. With a burn time of just 15 minutes, it's crucial for outdoor enthusiasts to remain vigilant about sun safety, especially as the days begin to shorten. This month’s UV levels indicate a gradual decline from the peak values experienced during July and August, but they still demand attention. Overall, this trend showcases the importance of protective measures, even in the early fall. To learn more about what to expect throughout the year, check out the complete details on the Glenwood Springs UV Index.
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As September rolls into Glenwood Springs, the warmth of summer starts to wane, yet the season holds onto its sunlit charm. With an impressive 317 hours of sunshine, this month showcases a gentle decline from the vibrant summer months, where July peaked at 386 hours. Fall begins to whisper its arrival as daylight shortens, but September still offers a delightful blend of bright, crisp days, inviting outdoor adventures amidst the stunning backdrop of changing leaves. Compared to the bountiful sunshine of May and June, which boast 361 and 384 hours respectively, September emerges as a perfect window to savor the last rays of summer before the cool embrace of autumn sets in. Whether it's a leisurely hike or a cozy afternoon by the river, the golden hues of September in Glenwood Springs are not to be missed.
In Glenwood Springs, the month of September brings a delightful opportunity for sunshine, boasting a 71% chance of clear skies. This exceptional likelihood mirrors the peak summer months of July and August, highlighting a trend where late summer transitions seamlessly into early autumn with persistent sunny weather. As the year progresses from the brisk winter months with chances as low as 37% in February, the region experiences a gradual increase in sunshine, peaking during the summer. With October seeing a slight dip to 52%, September stands out as a prime time to bask in the warmth and beauty of the outdoors before autumn settles in.
As summer transitions into autumn in Glenwood Springs, September is marked by a gentle decline in daylight, offering around 12 hours of sunlight each day. This month follows the vibrant, long days of June, July, and August—which each bask in 14 hours of daylight—before embarking on a gradual decrease towards the darker months of winter. The trend reflects nature's rhythm, with daylight peaking in the heart of summer, allowing outdoor enthusiasts to savor their adventures, before giving way to the coziness of early fall. As September progresses, the landscape begins to shift, hinting at the crispness of autumn while still providing ample light to enjoy the breathtaking scenery.
As September unfolds in Glenwood Springs, the wind whispers a gentle rhythm, with an average speed of 1.6 m/s (4 mph). This slight breeze mirrors the summer's easygoing nature while hinting at the cooler days to come. Comparatively, September's winds maintain a consistent pace, in line with the summer months of July and August, which also featured mild breezes around 1.5 to 1.7 m/s (3 to 4 mph). However, as autumn approaches, the overall trend shows a gradual decline in wind speed from earlier in the year, reaching its peak in the spring months before settling into the tranquility of fall. This subtle transition captures the essence of September—where warmth lingers, but the winds begin to signal the embrace of autumn.
The weather in Glenwood Springs 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 Glenwood Springs and find detailed weather information for every month.
September and January weather present a stark contrast. In September, temperatures range from a minimum of -4°C (25°F) to a maximum of 31°C (88°F), with an average of 15°C (58°F). The month sees relatively low precipitation at 19 mm (0.7 in) over just 4 days, and humidity levels are at 65%. In contrast, January experiences much colder conditions, with temperatures dropping to a minimum of -26°C (-14°F) and peaking at just 9°C (48°F), resulting in an average of -6°C (21°F). This winter month also has more precipitation, totaling 62 mm (2.5 in) over 11 days, and higher humidity levels at 88%. For more detailed information, you can check Glenwood Springs weather in January.
September and February present a stark contrast in weather conditions. In September, temperatures range from a chilly minimum of -4°C (25°F) to a warm average of 15°C (58°F), peaking at a pleasant 31°C (88°F). The month experiences minimal precipitation, with only 19 mm (0.7 in) over just 4 days, and humidity sits at a moderate 65%. In contrast, February brings much colder conditions, with temperatures plummeting to a minimum of -23°C (-9°F) and an average temperature of -4°C (24°F), only reaching a maximum of 12°C (54°F). This month is significantly wetter, delivering 85 mm (3.3 in) of precipitation across 14 days, along with a much higher humidity level of 87%. For more detailed information, you can check Glenwood Springs weather in February.
September and March weather present a striking contrast. In September, temperatures range from a chilly minimum of -4°C (25°F) to a warm maximum of 31°C (88°F), with an average temperature of 15°C (58°F). This month sees relatively low precipitation, with only 19 mm (0.7 in) over about 4 days and humidity at 65%. In contrast, March experiences much colder conditions, with temperatures ranging from a minimum of -18°C (-1°F) to a maximum of 14°C (58°F), averaging around 0°C (33°F). March also brings significantly higher precipitation at 69 mm (2.7 in) spread over 14 days, coupled with increased humidity at 81%. For a closer look at March weather specifics, check out Glenwood Springs weather in March.
September and April present striking contrasts in weather. In September, temperatures range from a chilly minimum of -4°C (25°F) to a warm maximum of 31°C (88°F), with an average temperature of 15°C (58°F). The humidity in September is relatively moderate at 65%, and there is low precipitation, averaging just 19 mm (0.7 in) over four days. In contrast, April experiences much colder conditions, with temperatures dipping as low as -15°C (5°F) and peaking at 18°C (65°F), leading to a much lower average of 3°C (37°F). The month is also significantly wetter, receiving 53 mm (2.1 in) of rain across an average of 10 days, and with a higher humidity level of 76%. For a detailed look at the weather in April, visit Glenwood Springs weather in April.
In comparing the weather of September and May, it's clear that September offers a wider range of temperatures, with averages around 15°C (58°F) and a maximum of 31°C (88°F), while May's temperatures range more modestly, peaking at 26°C (79°F). September experiences less precipitation, with only 19 mm (0.7 in) over four days compared to May's 52 mm (2.1 in) over nine days, making it the drier month. Humidity levels remain fairly consistent between the two months, with September at 65% and May slightly higher at 66%. For a more detailed look, check out Glenwood Springs weather in May.
In comparing the weather of September and June, September generally offers a warmer average temperature of 15°C (58°F) compared to June's average of 16°C (61°F), although the maximum temperatures are quite similar with September reaching up to 31°C (88°F) and June peaking at 33°C (91°F). Both months experience low temperatures that dip near -4°C (25°F) in September and -5°C (24°F) in June, showing that early fall and late spring have comparable cool nights. In terms of precipitation, September sees slightly lower totals at 19 mm (0.7 in) over 4 days, while June experiences a bit more rainfall with 23 mm (0.9 in) across 5 days. Interestingly, September exhibits higher humidity levels at 65% compared to June's 58%. For a more detailed look at June weather, you can check Glenwood Springs weather in June.
September's weather displays a broader temperature range than July, with minimums dipping to -4°C (25°F) while averaging 15°C (58°F) and peaking at 31°C (88°F). In contrast, July maintains warmer conditions, boasting a minimum of 4°C (39°F), an average of 20°C (68°F), and a maximum of 33°C (92°F). Both months experience similar precipitation levels, with September recording 19 mm (0.7 in) of rain over 4 days, just slightly more than July's 16 mm (0.6 in) over the same number of days. The humidity also differs, with September having a higher average of 65% compared to July's 52%. For more details on July's weather in Glenwood Springs, visit Glenwood Springs weather in July.
In comparing September and August weather, September experiences a wider temperature range with minimums dropping to -4°C (25°F) and maximums peaking at 31°C (88°F), while August maintains milder temperatures, with minimums at 5°C (41°F) and maximums reaching 32°C (89°F). The average temperature in September is slightly cooler at 15°C (58°F) compared to August's 19°C (66°F). Precipitation levels are similar, with September receiving 19 mm (0.7 in) over 4 days, slightly more than August's 16 mm (0.6 in) over 3 days, though September has higher humidity at 65% compared to August's 56%. For more insights on August weather, you can check Glenwood Springs weather in August.
September and October present notably contrasting weather patterns. In September, temperatures range from a mild minimum of -4°C (25°F) to a warm maximum of 31°C (88°F), with an average of 15°C (58°F). The month experiences relatively low precipitation of 19 mm (0.7 in) over just 4 days, accompanied by a humidity level of 65%. In stark contrast, October brings a significant drop in temperature, with a minimum plummeting to -28°C (-18°F) and an average of only 5°C (41°F), peaking at 24°C (75°F). Precipitation increases dramatically to 67 mm (2.6 in) across 9 days, along with a rise in humidity to 76%. For more detailed insights, check out Glenwood Springs weather in October.
September weather in Glenwood Springs is characterized by mild temperatures, with averages around 15°C (58°F) and highs reaching up to 31°C (88°F). The month sees only a modest amount of precipitation, totaling 19 mm (0.7 in) over just four days, and humidity levels are relatively comfortable at 65%. In contrast, November presents a stark shift, with much colder conditions; the average temperature drops to -1°C (30°F), and lows can plummet to a chilling -29°C (-19°F). The month also brings increased precipitation, with 52 mm (2.0 in) falling over eight days, while humidity rises to 82%. For a closer look at November's weather specifics, check out Glenwood Springs weather in November.
September and December weather present a stark contrast in temperature and precipitation. In September, temperatures range from a chilly -4°C (25°F) at night to a warm average of 15°C (58°F) and a peak of 31°C (88°F) during the day, accompanied by light precipitation of 19 mm (0.7 in) over just 4 days. In contrast, December experiences much colder conditions, with minimum temperatures plummeting to -28°C (-19°F) and an average of -6°C (21°F), while the maximum reaches only 12°C (54°F). Additionally, December sees significantly higher precipitation at 66 mm (2.6 in) over 11 days, alongside increased humidity at 89%. For more details about December weather, visit Glenwood Springs weather in December.
As summer transitions to fall, September in Glenwood Springs showcases a delightful shift in weather, offering a pleasant mix of warm days and cool nights. With an average temperature of around 15°C (58°F), this month stands out from the sweltering summer heat, inviting outdoor enthusiasts to explore the stunning landscapes. Although rainfall remains minimal, the scenery is invigorated with a refreshing humidity of 65%, creating a crisp atmosphere that is perfect for hiking and other outdoor activities. For those looking to further understand the shifts in Glenwood Springs weather, explore more at Glenwood Springs Climate.