September Weather in Ashland, United States

Last updated: February 24, 2025

September in Ashland, United States brings a delightful blend of warm days and cool evenings, with temperatures reaching a maximum of 35°C (95°F) and dipping to a minimum of 0°C (33°F). The average temperature stabilizes around a comfortable 16°C (61°F), providing a pleasant backdrop for outdoor activities. While the month sees some precipitation totaling 44 mm (1.7 in) over 5 days, humidity levels hover at a moderate 66%, adding to the rich tapestry of early autumn weather. Whether you're enjoying the last rays of summer or preparing for the crispness of fall, September in Ashland offers an inviting climate worth experiencing.

September Temperature in Ashland

In September, Ashland experiences a transition towards cooler weather, with minimum temperatures dipping to 0°C (33°F) and an average of 16°C (61°F), offering a refreshing reprieve from the summer heat. The month showcases a comfortable maximum temperature of 35°C (95°F), reflecting the lingering warmth of late summer. This is a notable shift from the scorching highs observed in July and August, signaling the onset of autumn. As daylight begins to wane and the air grows crisper, September invites a delightful balance, making it an ideal time for outdoor activities amid the changing foliage.

September Weather in Ashland: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ashland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec383742475462696961504237
Data source: Temperature data for Ashland generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ashland

In September, Ashland experiences a transitional shift in precipitation, receiving 44 mm (1.7 in) over five days. This marks a noticeable increase from the dry summer months of July and August, during which the city saw minimal rainfall. As the landscape begins to embrace the onset of autumn, the September rainfall is crucial for rejuvenating the environment, preparing it for the wetter months ahead. Compared to earlier months like June and July—with only 32 mm (1.3 in) and a mere 4 mm (0.2 in) respectively—September sets the stage for an upward trend in precipitation that continues into the fall. This gradual increase indicates a shift from the arid summer, allowing both the flora and fauna to thrive as they soak up the incoming moisture.

September Precipitation Trends in Ashland

The chart displays monthly precipitation patterns in Ashland, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec12613611996673249445194106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ashland

In Ashland, United States, September marks a notable transition in humidity levels, with average humidity dropping to 66%. This is part of a wider trend observed throughout the months, where summer's high humidity of 67% in August gives way to more moderate conditions in early autumn. As the seasons shift, the drop reflects a gradual decrease from the oppressive humidity seen in the earlier months; January through April consistently hover around the mid-80s, while late summer trends show a significant decline. This pattern not only signals the approach of cooler weather but also creates a more comfortable outdoor experience for residents and visitors alike. As autumn progresses, humidity levels are expected to rise again, peaking in winter months, effectively framing a cycle that defines the region’s climate.

September Average Humidity in Ashland

This chart illustrates the average monthly humidity levels in Ashland, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ashland

As summer transitions into autumn, September in Ashland continues to showcase a very high UV Index of 8, with a burn time of just 15 minutes. This marks a slight decrease from the extreme levels experienced in May and June, but the risk remains significant. Over the course of the year, UV levels tend to peak in the late spring and summer months, emphasizing the importance of sun protection. As sun exposure remains elevated in early fall, it's crucial to stay vigilant. For a detailed look at the UV trends throughout the year, check out the Ashland UV Index.

Maximum UV Index Levels in Ashland for September

The chart shows the monthly maximum UV Index (UVI) for Ashland in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3478111110108642
Data source: Ashland September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Ashland

As September unfolds in Ashland, the warmth of summer lingers, with 305 hours of sunshine lighting up the days. This month experiences a delightful transition, showcasing a notable dip from the peak 404 hours in July, yet it remains significantly brighter than the winter months ahead. Following the vibrant burst of 341 hours in May and 373 hours in June, September offers a gentle fade into autumn, where the golden hues of falling leaves complement the soft, warm rays. As the hours of sunlight steadily decline toward 257 hours in October, September serves as a beautiful bridge, providing a radiant farewell to summer while hinting at the cooler days to come.

Monthly Sunshine Duration in Ashland: September Highlighted

The September sunshine duration represents the total number of hours Ashland experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec109h164h229h264h341h373h404h367h305h257h176h146h
Data source: Ashland September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ashland During September

As summer fades into autumn, September in Ashland still boasts a respectable 75% chance of sunny weather, maintaining the area's trend of bright days that peak during the warmer months. The rising probability of sunshine begins as early as April, culminating in the sunniest months of July and August, both exceeding 83%. Even as the seasons change, September remains a warm farewell to summer, offering plenty of opportunities for outdoor activities before the cooler months set in. This continuation of sunny days gradually shifts toward the more overcast conditions observed in the later fall months, making September a delightful time to soak in the last rays of summer sunshine.

Percentage of Sunny Days in September in Ashland

The chart illustrates the percentage of sunny days in Ashland throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ashland experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%30%47%66%58%69%83%84%75%38%29%24%
Data source: Ashland September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ashland in September

As summer wanes and September arrives in Ashland, the daylight hours begin to gradually diminish, offering a gentle transition into autumn. With 12 hours of daylight, this month marks a noticeable shift from the peak brightness of June, where the sun graced the skies for 15 hours. Despite the decrease, September remains a time of balance, nestled between the long days of summer and the shorter daylight hours of October, which features only 11 hours. This rhythmic ebb and flow of daylight not only signals the changing seasons but also invites the community to enjoy the remnants of warmth before embracing the cozy days of fall.

Average Daylight Hours in Ashland for September

The chart illustrates the variation in daylight duration in Ashland throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 29m10h 35m11h 58m13h 23m14h 36m15h 11m14h 51m13h 47m12h 25m11h9h 46m9h 8m
Data source: Ashland daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ashland

As September arrives in Ashland, the average wind speed tends to dip slightly to 1.7 m/s (4 mph), marking one of the gentler months of the year. This decrease follows a gradual rise during the spring, where wind speeds inch up, peaking slightly in May at 2.1 m/s (5 mph). As summer rolls in, the winds remain consistent but mild, sticking around the 4 mph mark. September’s calming breezes hint at the approaching autumn, with the atmosphere transitioning from the warmth of summer. Interestingly, this month’s wind speed aligns closely with February, demonstrating a pattern of tranquility during these shoulder seasons. Looking ahead, the winds pick up again slightly in October and November, suggesting a return to the more spirited breezes typical of Ashland’s fall weather.

Average September Wind Speed in Ashland

The chart displays monthly wind speed patterns in Ashland, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.21.71.91.82.11.91.91.91.7 m/s1.92.01.9
Data source: Ashland September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ashland Compares to Other Months

The weather in Ashland 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 Ashland and find detailed weather information for every month.

In September, the weather displays a wider range of temperatures, with a minimum of 0°C (33°F) and a maximum reaching up to 35°C (95°F), prompting warm days and cooler nights. With average temperatures around 16°C (61°F) and relatively low humidity at 66%, September often invites outdoor activities with only moderate precipitation totaling 44 mm (1.7 in) over approximately 5 days. In contrast, January brings much colder conditions, characterized by a minimum temperature of -14°C (7°F) and a maximum of 15°C (60°F). The average temperature drops to around 3°C (38°F), while humidity rises to 84%, contributing to a brisk atmosphere. Additionally, January is significantly wetter, with 125 mm (4.9 in) of precipitation over 13 days, making it a stark contrast to the drier September climate. For more detailed insights into January weather in Ashland, you can check out Ashland weather in January.

September and February present stark contrasts in weather. In September, temperatures range from a minimum of 0°C (33°F) to a maximum of 35°C (95°F), with an average of 16°C (61°F). The month sees relatively low precipitation, totaling 44 mm (1.7 in) over just 5 days, and the humidity is moderate at 66%. In contrast, February experiences much colder temperatures, with a minimum of -12°C (11°F) and an average of 3°C (38°F). The maximum temperature reaches 19°C (66°F), but precipitation is significantly higher at 136 mm (5.4 in) over 15 days, accompanied by increased humidity of 85%. For a detailed look at February weather, you can check Ashland weather in February.

The weather in September is generally warmer and more variable, with temperatures ranging from a chilly 0°C (33°F) at night to a hot 35°C (95°F) during the day, resulting in a pleasant average of 16°C (61°F). In contrast, March experiences cooler temperatures, with a minimum of -8°C (18°F) and a maximum of 21°C (70°F), averaging around 5°C (42°F). March also brings more precipitation, totaling 119 mm (4.7 in) over 16 days, compared to September's 44 mm (1.7 in) over just 5 days, and higher humidity levels at 86%. For more detailed insights on March weather, you can refer to Ashland weather in March.

September and April showcase contrasting weather patterns. In September, temperatures range from a minimum of 0°C (33°F) to a maximum of 35°C (95°F), with an average of 16°C (61°F) and relatively low precipitation of 44 mm (1.7 in) over just 5 days. The humidity sits at a comfortable 66%. In contrast, April experiences cooler temperatures, with a minimum of -5°C (24°F) and a maximum of 26°C (78°F), averaging around 8°C (47°F). Rainfall is more frequent, totaling 96 mm (3.8 in) spread over 12 days, accompanied by higher humidity at 83%. For more insights on weather conditions, check out Ashland weather in April.

In comparing September and May weather, September generally sees warmer temperatures, with a minimum of 0°C (33°F) and a maximum of 35°C (95°F), while May has slightly cooler temperatures ranging from a minimum of -1°C (31°F) to a maximum of 29°C (85°F). Precipitation in September is lower at 44 mm (1.7 in) over approximately 5 days, compared to May, which experiences more rainfall with 67 mm (2.6 in) over about 9 days. Additionally, May is notably more humid at 83% compared to September’s 66%. For more detailed insights, you can check Ashland weather in May.

In comparing the weather between September and June, September presents a wider temperature range, with minimums as low as 0°C (33°F) and maximums reaching up to 35°C (95°F), while June offers slightly warmer temperatures, peaking at 39°C (103°F) but with a higher average minimum of 1°C (35°F). Precipitation levels are slightly higher in September at 44 mm (1.7 in) compared to June's 32 mm (1.3 in), though both months see rain on about five days. Interestingly, humidity levels are notably higher in June at 83%, creating a muggier atmosphere, while September's humidity settles at a more comfortable 66%. For a detailed look at June weather, check out Ashland weather in June.

When comparing the weather in September and July, we notice several significant differences. September boasts a wider temperature range, with minimum temperatures dropping to 0°C (33°F) and a maximum similar to July at 35°C (95°F). The average temperature in September is lower at 16°C (61°F) compared to July's average of 21°C (70°F). Additionally, September experiences more precipitation, with 44 mm (1.7 inches) spread over 5 days, unlike July, which sees only 4 mm (0.2 inches) with no rainy days at all. Humidity levels are also lower in September, at 66%, compared to July's higher 78%. For a more detailed look at July's weather, you can check Ashland weather in July.

In comparing the weather of September and August, September experiences a broader temperature range, with minimums dropping to 0°C (33°F) and maximums reaching up to 35°C (95°F), while August maintains milder temperatures with a minimum of 7°C (45°F) and a maximum of 37°C (99°F). The average temperature in September is slightly cooler at 16°C (61°F) compared to August's 20°C (69°F). Additionally, September sees more precipitation, with 44 mm (1.7 in) spread over 5 days, contrasting with August's 9 mm (0.4 in) over just 2 days. Humidity levels remain similar in both months, around 66% in September and 67% in August. For a more detailed look at August weather, you can visit Ashland weather in August.

September experiences a wider temperature range, with minimums of 0°C (33°F) and maximums reaching up to 35°C (95°F), resulting in an average of 16°C (61°F). In contrast, October sees cooler temperatures, with minimums dropping to -4°C (25°F), a lower average of 10°C (51°F), and maximums of 28°C (82°F). While September has less precipitation at 44 mm (1.7 in) over 5 days, October records slightly higher precipitation levels at 51 mm (2.0 in) across 7 days, along with increased humidity at 77%. For more detailed information, check out Ashland weather in October.

September typically enjoys warmer weather, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 35°C (95°F), and an average of 16°C (61°F). Precipitation is relatively low, totaling 44 mm (1.7 in) over about 5 days, while humidity sits at a comfortable 66%. In contrast, November brings a significant change, with temperatures dropping to a minimum of -10°C (14°F) and an average of 6°C (43°F), peaking at a milder 23°C (73°F). The month is much wetter, with 94 mm (3.7 in) of precipitation spread across approximately 11 days, and humidity increases to 87%. For more details on November weather, visit Ashland weather in November.

September and December present stark contrasts in weather patterns. In September, temperatures range from a chilly 0°C (33°F) at night to a warm 35°C (95°F) during the day, with an average of 16°C (61°F). The month experiences relatively low precipitation of 44 mm (1.7 in) over just 5 days, and humidity sits at 66%. In contrast, December brings much colder conditions, with temperatures plummeting to a minimum of -7°C (19°F) and an average of only 3°C (37°F). The month is also wetter, receiving 106 mm (4.2 in) of precipitation across 15 days and significantly higher humidity at 87%. For a more detailed look at the winter weather conditions, visit Ashland weather in December.

Compare Ashland's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ashland

As summer fades, September in Ashland brings a delightful transition with warm days and cooler nights, distinguishing it from the sweltering peak months. The average temperature settles at a pleasant 16°C (61°F), while the occasional spike to 35°C (95°F) provides a final taste of warmth. Precipitation begins to increase, with 44 mm (1.7 in) typically anticipated over about 5 days, adding a refreshing touch to the atmosphere. The humidity level settles at 66%, which, while slightly higher than during the dry summer months, still contributes to the region's vibrant fall vibe. For a deeper look into how Ashland's weather compares throughout the year, explore the detailed insights at Ashland Climate.