Last updated: February 24, 2025
In September, Catskill, United States, experiences a wide temperature range, with maximums reaching 33°C (91°F) and minimums dipping to 2°C (36°F). The average temperature sits comfortably at 19°C (66°F), offering a pleasant climate for outdoor activities. This month also sees approximately 95 mm (3.7 in) of rainfall spread over 9 days, contributing to the region's lush scenery. Combined with a humidity level of 72%, September in Catskill presents a vibrant and dynamic backdrop for residents and visitors alike, making it a perfect time to explore the natural beauty of the area.
In September, Catskill experiences a delightful transition into autumn, with temperatures showcasing a mild range that invites outdoor activities. The minimum temperature rises to 2°C (36°F), while the average settles comfortably at 19°C (66°F), and the maximum can reach a warm 33°C (91°F). This mild warmth allows for vibrant fall foliage and an array of festivals, making it an ideal time to explore the picturesque landscapes. As summer's peak subdues, the crisp evening air hints at the approaching chill of autumn, creating a perfect blend of warmth and coolness that characterizes this charming month.
In September, Catskill experiences a mild yet notable amount of precipitation, with 95 mm (3.7 in) falling over the course of 9 days. This places September slightly below the wetter months of April and October, yet it remains consistent with the summer's rainfall patterns, particularly when compared to August's 96 mm. The relatively stable precipitation signals a transition toward the autumn season, where crisp weather often arrives alongside the rains. As trees don their fall colors, the moderate rainfall in September supports a lush landscape, balancing between the tail end of summer and the approach of winter. Overall, Catskill's September shows a harmonious blend of moisture, setting the stage for the changing seasons ahead.
In September, Catskill experiences a notable shift in humidity, with levels averaging 72%. This marks a slight increase from the summer months, where humidity dipped to a comfortable 64% in August. As the warm season transitions to fall, residents can expect a refreshing yet slightly damp atmosphere. However, this September humidity is still significantly lower than the peak levels seen in the winter months, with January boasting a hefty 89%. Overall, the gradual decrease in humidity from January to August, followed by a mild rise in September, reflects the region's seasonal patterns and sets the stage for the crispness of autumn ahead.
September brings a high UV Index of 7 to Catskill, indicating a need for caution during outdoor activities, with a burn time of just 25 minutes. This drop from the peak months of June and July, which both recorded a UV Index of 10, signifies a gradual easing of summer intensity. However, it remains important to be mindful of sun exposure as September still maintains a high risk, particularly compared to earlier months like January and February, where the UV Index levels were much lower. As the season transitions into autumn, keep an eye on these changes to protect your skin while enjoying the beautiful Catskill landscapes. For more details, visit Catskill UV Index.
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September in Catskill, United States, showcases a delightful blend of late summer warmth and the early whispers of autumn, boasting 283 hours of sunshine. This marks a gentle decline from the peak of 331 hours in July, yet remains comfortably above the year’s average, reflecting a trend of consistently high sunlight hours through the summer months. As the leaves begin to change, the abundance of sunshine in September not only invites outdoor adventures but also highlights the natural beauty of the Catskills. This month serves as a seamless transition into the cooler months while holding onto the vibrant energy of summer, reminding us that the tapestry of the seasons is woven with light and warmth.
In September, the chance of sunny weather in Catskill hovers around 37%, maintaining a consistent trend that echoes the summer months. This modest likelihood aligns closely with May and June, suggesting a transition into autumn while still holding on to some of summer's warmth. Although the numbers dip compared to the sunnier days of March, where the chance rises to 53%, September's sunny potential is complemented by the vibrant foliage that typically begins to emerge, making it a picturesque time to enjoy the outdoors. As autumn approaches, the overall weather patterns remain relatively stable, indicating that while sunny days are possible, they may not be as plentiful as the brighter months preceding them.
As September unfolds in Catskill, the days transition into the cooler embrace of autumn, marked by approximately 12 hours of daylight. This gradual decrease follows the summer peak in June, when residents enjoyed 15 hours of sunlight. The month serves as a gentle reminder of nature's rhythm, as daylight wanes from 14 hours in July and 13 hours in August, creating a pathway to the shorter days of October and November. The trend reflects a comforting shift, where each losing hour of light hints at the season's eventual transformation, urging both nature and residents to prepare for the cozy charm of fall.
As September unfolds in Catskill, the gentle whispers of the wind mark a transition from the summer stillness to the crispness of autumn. With an average wind speed of 2.6 m/s (6 mph), September experiences a slight uptick compared to the slower, more languid breezes of July and August, which lingered around 2.0 to 2.1 m/s. This shift hints at the changing season, as nature begins to stir, signaling the arrival of fall with a refreshing breath of air. Following the trend set in early spring, where March boasted the highest winds at 3.5 m/s, September provides a moderate yet invigorating breeze that invites outdoor exploration, making it a perfect time to embrace the beauty of the Catskills.
The weather in Catskill 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 Catskill and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. September boasts a wide temperature range, with minimums around 2°C (36°F) and maximums hitting 33°C (91°F), averaging a comfortable 19°C (66°F). The month sees about 95 mm (3.7 in) of rain over 9 days, coupled with a relative humidity of 72%, making it feel quite warm and humid.
In contrast, January is much colder, with temperatures plummeting to a minimum of -22°C (-8°F) and an average around -2°C (29°F). The highest temperature reaches only 18°C (64°F). Precipitation in January is less abundant, at 67 mm (2.6 in) over 7 days, but the humidity is higher at 89%, contributing to a biting chill. For a detailed glimpse of January conditions, check out Catskill weather in January.
September and February present stark contrasts in weather patterns. In September, temperatures range from a cool 2°C (36°F) at night to a warm 33°C (91°F) during the day, with an average of 19°C (66°F). This month experiences about 95 mm (3.7 in) of precipitation over 9 days, accompanied by a humidity level of 72%. In contrast, February is significantly colder, with nighttime temperatures plummeting to -25°C (-12°F) and daytime highs reaching only 23°C (73°F) for an average of around 0°C (31°F). While February sees slightly less precipitation at 83 mm (3.3 in) over 11 days, the humidity is notably higher at 88%. For more details on the winter conditions, check out Catskill weather in February.
September and March offer contrasting weather experiences. In September, temperatures range from a mild 2°C (36°F) at night to a warm 33°C (91°F) during the day, with an average of 19°C (66°F). This month sees an average of 95 mm (3.7 in) of precipitation over nine days, coupled with a humidity level of 72%. In contrast, March features much colder conditions, with temperatures dipping as low as -14°C (6°F) and peaking at 25°C (76°F), averaging only 3°C (37°F). While it experiences slightly less precipitation at 76 mm (3.0 in), it shares the same nine days of rain, but with a higher humidity of 86%. For more insights on March weather, you can visit Catskill weather in March.
In September, temperatures range from a chilly 2°C (36°F) at night to a warm maximum of 33°C (91°F) during the day, averaging around 19°C (66°F). This month experiences about 95 mm (3.7 in) of precipitation spread across 9 days, with a humidity level of 72%. In contrast, April presents a cooler climate, with minimum temperatures dropping to -4°C (25°F) and daytime highs reaching 29°C (85°F), averaging 9°C (49°F). It sees slightly higher precipitation at 122 mm (4.8 in) over 13 days, with humidity levels higher at 84%. This comparison highlights the transitional nature of both months, with September leaning towards warmth and late summer conditions, while April carries the chill of early spring. For a deeper dive into April's conditions, you can check Catskill weather in April.
In comparing the weather of September to that of May, it's evident that both months exhibit a wide range of temperatures, but with notable differences. September typically has a warmer average temperature of 19°C (66°F) compared to May’s 15°C (60°F), although May boasts a slightly higher maximum temperature of 34°C (93°F) against September's 33°C (91°F). Both months experience significant precipitation, with September recording 95 mm (3.7 in) over 9 days and May slightly wetter at 103 mm (4.0 in) over 12 days. Humidity levels are fairly similar as well, with September at 72% and May slightly higher at 76%. For more detailed insights on May weather, visit Catskill weather in May.
When comparing the weather in September and June, both months exhibit warm temperatures and significant humidity. September experiences a wider temperature range, with a minimum of 2°C (36°F) and a maximum of 33°C (91°F), while June has slightly milder temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 34°C (94°F). Precipitation is more pronounced in September, with 95 mm (3.7 in) over 9 days compared to June's 77 mm (3.0 in) over 10 days. Despite these differences, both months maintain an average humidity level of 72%, contributing to the overall warm and somewhat muggy atmosphere. For more detailed information, you can check the Catskill weather in June.
In comparing the weather of September and July, it’s clear that September tends to be cooler and more variable, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 33°C (91°F), resulting in an average of 19°C (66°F). It also sees more frequent rainfall, with precipitation occurring on 9 days and totaling 95 mm (3.7 inches) in the month. On the other hand, July is generally warmer, featuring a minimum of 12°C (54°F) and a maximum of 36°C (97°F), along with an average temperature of 23°C (75°F). However, July experiences slightly more rain, accumulating 116 mm (4.6 inches) over 13 days, but with lower humidity at 66%. For a closer look at July's weather, you can visit Catskill weather in July.
In comparing the weather of September to August, September presents a notable shift in temperature, with a wider range from a minimum of 2°C (36°F) to a maximum of 33°C (91°F), while August typically experiences milder conditions with a minimum of 10°C (50°F) and a maximum of 34°C (94°F). September also brings slightly increased humidity levels at 72%, compared to August's 64%. Precipitation is comparable, with September receiving 95 mm over 9 days and August slightly higher at 96 mm over 11 days. For a more detailed look at August weather, visit Catskill weather in August.
September and October present a notable transition in weather patterns. In September, temperatures range from a minimum of 2°C to a maximum of 33°C, with an average of 19°C, while October sees cooler conditions with minimums dropping to -2°C, an average of 13°C, and maximums reaching only 27°C. Precipitation increases slightly from 95 mm in September to 131 mm in October, with both months having around 9 to 10 days of rain. Additionally, humidity rises from 72% in September to 81% in October, contributing to a more damp and chilly atmosphere as autumn settles in. For more details about October conditions, check Catskill weather in October.
September and November showcase a notable contrast in weather patterns. In September, temperatures range from a mild minimum of 2°C (36°F) to warm highs of 33°C (91°F), with an average of 19°C (66°F). The humidity level sits at 72%, and precipitation occurs on about 9 days, totaling 95 mm (3.7 in). In contrast, November experiences much cooler weather with a minimum of -15°C (4°F) and an average temperature of just 5°C (41°F), reaching a maximum of 24°C (75°F). The humidity rises to 87%, and precipitation slightly decreases to 90 mm (3.6 in) over 10 days. For more specific details about November's climate, check out Catskill weather in November.
September and December present contrasting weather conditions, with September typically enjoying warmer temperatures. In September, the temperature ranges from a minimum of 2°C (36°F) to a maximum of 33°C (91°F), leading to an average of 19°C (66°F). Conversely, December brings a chillier climate, with temperatures ranging from a minimum of -18°C (0°F) to a maximum of 16°C (62°F) and an average temperature of just 1°C (33°F). Humidity also increases in December, reaching 84% compared to September's 72%. While both months experience similar precipitation levels—95 mm (3.7 in) in September and 91 mm (3.6 in) in December—December has slightly more rainy days at 11 compared to September's 9. For more detailed information, you can check Catskill weather in December.
September in Catskill ushers in a delightful transition from the warmth of summer to the crispness of autumn. With an average temperature that hovers around a comfortable 19°C, visitors can enjoy a pleasant outdoor experience, albeit with a notable drop in minimum temperatures that can dip to a brisk 2°C. The air becomes more humid, averaging 72%, and September also typically sees increased rainfall, accumulating about 95 mm over roughly nine days. This blend of conditions sets Catskill apart from the sweltering summer months, inviting all to embrace the beauty of early fall. To delve deeper into the climatic patterns throughout the year, explore Catskill Climate.