September Weather in Woodstock, United States

Last updated: February 24, 2025

In Woodstock, United States, September offers a vibrant blend of late summer warmth and early autumn coolness. With a maximum temperature reaching 32°C (90°F) and an average of 18°C (65°F), this month showcases fluctuating climates ideal for outdoor activities. However, early mornings can be brisk, dipping to a minimum of 3°C (37°F), reminding us that fall is approaching. Rainfall is also a factor, with 98 mm (3.8 in) of precipitation spread over 9 days, resulting in a humidity level of 68% that adds to the season's refreshing atmosphere. This dynamic weather makes September in Woodstock both intriguing and enjoyable for residents and visitors alike.

September Temperature in Woodstock

As September rolls into Woodstock, the temperatures begin to embrace the warmth of late summer, providing a refreshing contrast to the chill of winter just around the corner. With minimums resting around 3°C (37°F), the early days of the month feel cool, but the average temperature crests at a comfortable 18°C (65°F). Days can heat up significantly, reaching highs of 32°C (90°F), which invites residents and visitors alike to soak in the outdoors before autumn sweeps in. This notable increase from the previous months shows a gradual shift that underscores September as a time of transition—a month where summer warmth lingers just enough to be enjoyed, making it a delightful time to explore the scenic beauty of Woodstock.

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

The chart illustrates September temperature patterns in Woodstock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec283137485968737265554033
Data source: Temperature data for Woodstock generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Woodstock

In September, Woodstock experiences a balanced blend of weather, receiving 98 mm (3.8 in) of precipitation over 9 days. This marks a slight decrease in rainfall compared to the prior summer months; July and August recorded higher averages of 149 mm and 126 mm, respectively. As the season shifts towards autumn, September serves as a transitional month with milder, yet consistent rain, ensuring the region's lush greenery is maintained. Looking ahead, October is poised to bring even more precipitation, with an average of 153 mm (6.0 in) expected, signaling the onset of a wetter season.

September Precipitation Trends in Woodstock

The chart displays monthly precipitation patterns in Woodstock, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7492851411261001491269815397108
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Woodstock

As September rolls into Woodstock, the humidity begins a subtle transition, settling at 68%. This marks a slight increase from the summer months, where July and June saw lower levels of 62% and 69%, respectively. Following the warm, drier spells of summer, September offers a gentle reminder of the approaching autumn as humidity starts to rise again, though it remains lower than the year’s peak levels earlier in the year, such as January's 84%. This pattern reflects a seasonal shift where the crispness of fall blends with lingering summer warmth, leading to a comfortable yet noticeably more humid atmosphere as the month progresses.

September Average Humidity in Woodstock

This chart illustrates the average monthly humidity levels in Woodstock, 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%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Woodstock

As September unfolds in Woodstock, the UV Index remains notably high at 8, indicating a very high level of sun exposure with a burn time of just 15 minutes. This trend follows the intense summer months of July and August, where UV Index values peaked at 9 and 10, emphasizing the ongoing need for sun protection even as temperatures begin to cool. Interestingly, the UV Index shows a decline from April through September, which started at a remarkable 8 before reaching its summer highs. Looking ahead to October, the index drops to a 6, signaling a shift to a high exposure category. Whether you're basking in the autumn sun or gearing up for outdoor activities, it's vital to stay vigilant about sun safety this September. For more details, check out the Woodstock UV Index.

Maximum UV Index Levels in Woodstock for September

The chart shows the monthly maximum UV Index (UVI) for Woodstock 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.
JanFebMarAprMayJunJulAugSepOctNovDec35681010998642
Data source: Woodstock 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 Woodstock

In September, Woodstock enjoys a splendid 276 hours of sunshine, a vibrant continuation of the summer's radiant glow. This month’s sunshine hours reflect a gradual decline from the peak of 331 hours in July, yet still place September significantly higher than the winter months, showcasing the tail end of the sun-soaked season. As autumn approaches, there's a noticeable transition, with daylight hours diminishing, but the warmth of summer lingers on for outdoor activities and scenic views. This trend of decreasing sunlight from the summer highs reminds us of the cyclical rhythm of the seasons, making September a delightful bridge between summer's exuberance and the cozy embrace of fall.

Monthly Sunshine Duration in Woodstock: September Highlighted

The September sunshine duration represents the total number of hours Woodstock 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.
JanFebMarAprMayJunJulAugSepOctNovDec131h171h243h233h265h314h331h318h276h212h186h155h
Data source: Woodstock September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Woodstock During September

In Woodstock, United States, the likelihood of sunny weather in September stands at 39%, which reflects a slight dip compared to the sunnier days of March, where the chances peak at 55%. Interestingly, this month sits above the summer months of July and August, which have lower chances of sun at 33% and 31%, respectively. Despite the gradual decline from the cheerful heights of spring, September offers a comfortable blend of warmth and sunshine, making it a promising choice for outdoor activities as the region transitions into autumn. Overall, the trend indicates that while September isn't the sunniest month, it still holds potential for pleasant weather before the cooler months set in.

Percentage of Sunny Days in September in Woodstock

The chart illustrates the percentage of sunny days in Woodstock 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 Woodstock experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%29%55%42%37%41%33%31%39%36%50%28%
Data source: Woodstock September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Woodstock in September

As September rolls into Woodstock, the daylight duration begins to decline, offering about 12 hours of sunlight—just a hint of what summer had to offer. This month marks a gentle transition from the longer days of summer, with June peaking at 15 hours, and gradually gives way to the shorter days of autumn. Following the steady increase from 9 hours in January to 14 hours in May and July, September signals a shift towards the cozy embrace of fall, where daylight dwindles quietly into 11 hours by October. This gradual ebb mirrors nature’s rhythm, inviting a reflective mood as the leaves transform and the air turns crisp.

Average Daylight Hours in Woodstock for September

The chart illustrates the variation in daylight duration in Woodstock 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 34m15h 10m14h 51m13h 47m12h 25m11h 1m9h 47m9h 9m
Data source: Woodstock daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Woodstock

As summer fades into autumn, September in Woodstock brings a gentle breeze that averages 2.4 m/s (5 mph). This marks a slight uptick from the still, languid winds of July and August, which each hovered at 1.9 m/s (4 mph). The return to a more invigorating wind speed hints at the seasonal transition, setting the stage for the crisp air of fall. Interestingly, September's winds mirror those of May and November, suggesting a rhythm in Woodstock's climate, where the first whispers of autumn stir the leaves, inviting residents and visitors alike to relish the beauty of the changing season.

Average September Wind Speed in Woodstock

The chart displays monthly wind speed patterns in Woodstock, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.63.22.72.42.21.91.92.4 m/s2.22.42.6
Data source: Woodstock September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Woodstock Compares to Other Months

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

September and January present stark contrasts in weather conditions. September typically boasts a minimum temperature of 3°C (37°F) and an average of 18°C (65°F), peaking at a warm 32°C (90°F). This month experiences about 98 mm (3.8 in) of precipitation over 9 days, with humidity around 68%. In contrast, January plunges into much colder territory, with temperatures ranging from a minimum of -23°C (-9°F) to an average of -2°C (28°F), and a maximum reaching only 17°C (63°F). Despite receiving less precipitation at 74 mm (2.9 in) over 8 days, January is characterized by higher humidity at 84%. For a closer look at January conditions, visit Woodstock weather in January.

September and February present stark contrasts in weather patterns. In September, temperatures range from a mild 3°C (37°F) to a warm 32°C (90°F), with an average of 18°C (65°F) and relatively low precipitation of 98 mm (3.8 in) over about 9 days. The humidity level is moderate at 68%, making it a comfortable month for outdoor activities. Conversely, February experiences much colder temperatures, with a chilling minimum of -23°C (-9°F) and an average of -1°C (31°F). While the maximum reaches a more temperate 23°C (74°F), the precipitation is similar at 92 mm (3.6 in) but occurs over more days—12 in total. Humidity is higher in February at 82%, contributing to a more frigid atmosphere. For a closer look at weather specifics, check out Woodstock weather in February.

In comparing the weather of September and March, it's clear that these months differ significantly in temperature and conditions. September sees a wider temperature range with a minimum of 3°C (37°F), an average of 18°C (65°F), and a maximum of 32°C (90°F), creating a warm and pleasant climate. In contrast, March experiences much colder temperatures, starting from a minimum of -16°C (3°F) and peaking at 24°C (75°F), with an average of just 3°C (37°F). Precipitation is slightly higher in September, totaling 98 mm (3.8 in) over 9 days compared to March’s 85 mm (3.3 in) over 10 days, while humidity levels in March are notably higher at 81% compared to September's 68%. For a closer look at the March weather specifics, you can view Woodstock weather in March.

When comparing the weather in September and April, it's clear that both months exhibit significant variability in temperatures and precipitation. September boasts a wider temperature range, with minimums of 3°C (37°F) and maximums reaching up to 32°C (90°F), while averaging a more comfortable 18°C (65°F). In contrast, April starts cooler, with minimum temperatures dipping to -4°C (24°F) and averaging around 9°C (48°F), though it can still spike up to 29°C (85°F).

Precipitation is higher in April, totaling 141 mm (5.6 inches) over 13 days, compared to September's 98 mm (3.8 inches) across 9 days. Additionally, April experiences slightly higher humidity at 78%, compared to September's 68%. For a closer look at the conditions in April, you can visit Woodstock weather in April.

September and May showcase distinct weather patterns, each with its own unique characteristics. September typically features warmer temperatures, with a minimum of 3°C (37°F), an average of 18°C (65°F), and highs reaching 32°C (90°F). While it is generally warmer, it also experiences significant precipitation, averaging 98 mm (3.8 in) over about 9 days, alongside a humidity level of 68%.

In contrast, May presents cooler overall conditions, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 33°C (92°F) and an average of 15°C (59°F). It sees a bit more rain compared to September, with total precipitation at 126 mm (5.0 in) over 13 days, and a similar humidity level of 69%. For a more in-depth look at May weather, you can visit Woodstock weather in May.

In comparing the weather in September and June, we see some interesting contrasts. September has a wider temperature range, with minimums dipping to 3°C (37°F) and maximums reaching up to 32°C (90°F), averaging around 18°C (65°F). In contrast, June starts off warmer with a minimum of 7°C (44°F) and maximums peaking at 34°C (93°F), averaging 20°C (68°F). Both months feature similar precipitation levels, with September seeing 98 mm (3.8 in) over 9 days, while June has slightly more at 100 mm (3.9 in) over 12 days. Humidity remains fairly consistent, with September at 68% and June at 69%. For a detailed look at June's weather, you can visit Woodstock weather in June.

In comparing the weather of September and July, we observe a notable difference in temperature and precipitation patterns. September experiences a minimum temperature of 3°C (37°F) and an average temperature of 18°C (65°F), with highs reaching up to 32°C (90°F). In contrast, July has a milder minimum temperature of 12°C (54°F) and a higher average of 23°C (74°F), peaking at 36°C (96°F). Additionally, September sees less rainfall at 98 mm (3.8 in) over 9 days, whereas July is wetter with 149 mm (5.9 in) across 15 days. Despite this, July's humidity is slightly lower at 62%, compared to September's 68%. For a detailed look at weather conditions during July, check out Woodstock weather in July.

September experiences a broader temperature range compared to August, with minimum temperatures dropping to 3°C (37°F) and maximums reaching 32°C (90°F). In contrast, August tends to be warmer overall, with average temperatures peaking at 22°C (72°F) and a maximum of 33°C (92°F). While September sees slightly less precipitation at 98 mm (3.8 in) over 9 days, August records higher rainfall at 126 mm (4.9 in) across 12 days. Humidity levels remain relatively similar, with September at 68% and August slightly lower at 65%. For more detailed insights, you can check Woodstock weather in August.

September typically boasts warmer temperatures, with an average of 18°C (65°F) and a maximum reaching up to 32°C (90°F). However, as the month progresses into October, the weather becomes noticeably cooler, with average temperatures dropping to 13°C (55°F) and nighttime lows plunging to -1°C (30°F). Additionally, October experiences increased precipitation, with 153 mm (6.0 in) falling over 12 days, compared to September's 98 mm (3.8 in) over just 9 days. The humidity also rises slightly in October to 74%, contributing to a distinct change in the overall feel of the season. For more details on October's weather in Woodstock, check out Woodstock weather in October.

September and November present contrasting weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 32°C (90°F), with a pleasant average of 18°C (65°F). The month experiences 98 mm (3.8 in) of precipitation over 9 days, accompanied by a moderate humidity level of 68%. In stark contrast, November sees much cooler temperatures, with a minimum of -17°C (1°F) and an average of 5°C (41°F), peaking at a milder 23°C (74°F). Precipitation remains similar at 97 mm (3.8 in) but occurs over 10 days, and humidity increases to 82%. For more details, check out Woodstock weather in November.

September and December present starkly contrasting weather conditions. In September, temperatures range from a mild 3°C to a warm 32°C, with an average of 18°C, making it ideal for outdoor activities. The month experiences about 98 mm of precipitation over nine days, and humidity levels sit at a comfortable 68%. Conversely, December brings much colder temperatures, with lows plummeting to -19°C and an average of 0°C. The max temperature reaches only 16°C, accompanied by higher precipitation of 108 mm over ten days and increased humidity at 80%. For more detailed information, you can check Woodstock weather in December.

Compare Woodstock's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Woodstock

September in Woodstock marks a distinct transition from the sweltering warmth of summer to the refreshing coolness of autumn. With an average temperature that hovers comfortably around 18°C (65°F), this month offers a pleasant reprieve, showcasing vibrant foliage and inviting outdoor activities. While September does see some rainfall, with approximately 9 days of precipitation, the overall humidity settles at a moderate 68%, making it a lovely time to explore the beauty of nature. As the days grow shorter and temperatures begin to dip, the crisp air invites a sense of change and anticipation for the enchanting fall season ahead. For a deeper understanding of weather trends, check out Woodstock Climate.