Last updated: February 24, 2025
September in Washington Heights presents a vivid tapestry of weather, with temperatures ranging from a chilly 9°C (49°F) to a sizzling maximum of 33°C (92°F). The average temperature settles comfortably at 21°C (70°F), creating ideal conditions for both outdoor activities and cozy indoor gatherings. This month experiences a moderate precipitation total of 92 mm (3.6 in) over approximately 9 days, resulting in a humidity level of 68% that adds a sultry feel to the atmosphere. Whether basking in the sun or enjoying the refreshing rain, Washington Heights embraces a dynamic September that caters to all preferences.
In September, Washington Heights experiences a delightful transition from the summer heat to the crisp embrace of autumn. With minimum temperatures around 9°C (49°F) and average highs reaching 33°C (92°F), the month is characterized by warm days that still invite outdoor activities and social gatherings. The comfortable average temperature of 21°C (70°F) creates a perfect backdrop for enjoying the vibrant local culture. As the month progresses, subtle hints of coolness begin to emerge, setting the stage for the seasonal shift ahead. This blend of warmth and cooling breezes makes September a particularly engaging time in Washington Heights, striking a balance between the lingering summer days and the approaching autumn chill.
In September, Washington Heights experiences a shift in precipitation that signals the arrival of fall. With a total of 92 mm (3.6 in) of rainfall over 9 days, this month showcases a moderate rainfall pattern as compared to the wetter summer months. Notably, September's precipitation is lower than the preceding month of August, which recorded 127 mm (5.0 in) over 14 days. This decline hints at a transition toward drier conditions, although October is set to bring more rain, with an anticipated 128 mm (5.0 in). Overall, September serves as a bridge, gently tapering off from the summer's deluge while laying the foundation for the wetter fall months ahead.
In September, Washington Heights experiences a humidity level of 68%, marking a subtle rise from the drier summer months of July and August, which recorded 62% and 65%, respectively. This transitional period heralds the onset of fall, where the comforting warmth of summer lingers, yet the air begins to carry the crispness of autumn. As the season progresses, humidity levels will gradually increase, peaking again by late fall with November's 82%. The overall trend throughout the year showcases a decline in humidity from the 84% seen in January to the comparatively refreshing late summer figures, illustrating how the changing seasons shape the atmospheric conditions in this vibrant neighborhood.
In September, the UV Index in Washington Heights reaches 8, placing it in the very high exposure category, which means a burn time of just 15 minutes for unprotected skin. This trend continues from the peak summer months of June and July, where the UV Index also hit 10. As the summer transitions into fall, there's a slight decrease, but the risk remains significant. It's essential for residents and visitors to remain cautious, adopting sun protection measures to safeguard against harmful UV radiation. For a comprehensive look at UV exposure throughout the year, check out the detailed information at Washington Heights UV Index.
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As the summer fades, September heralds a beautiful transition in Washington Heights, bringing with it an impressive 272 hours of sunshine. This marks a slight decrease from the sun-drenched months of July and August, which boast 339 and 309 hours respectively, yet it still showcases a vibrancy that lingers from the summer's peak. Reflecting on the year's trajectory, September's sunshine continues a strong trend, with the last bursts of brightness paving the way for the cool embrace of autumn. With longer daylight hours behind, this month serves as a gentle reminder of nature's rhythm, as it elegantly bridges the gap between the sweltering summer and the calmer, cooler months ahead. The consistent presence of sun in the latter part of the year stands in stark contrast to the grayer skies of winter, making September a cherished chapter in the calendar.
As September settles in Washington Heights, the likelihood of sunny weather shows a modest uptick, with a 45% chance of sunshine gracing the days. Interestingly, this aligns closely with the patterns observed in the earlier months of the year, providing a sense of continuity as summer transitions to fall. However, it also marks a slight recovery from the notably lower chances in August, which dipped to only 29%. While September's sunshine probability is not at its peak, it offers a balanced opportunity for residents and visitors to enjoy outdoor activities amidst the vibrant colors of early autumn, setting an inviting tone for the month ahead.
As summer fades and the air begins to cool, September in Washington Heights offers a gentle transition with 12 hours of daylight. This month reflects a notable decline from the sun-soaked days of July and August, which basked in 14 and 13 hours respectively. Throughout the year, daylight hours gradually increase from the brief 9 hours in January, peaking at 15 hours in June, before beginning a steady retreat as autumn approaches. With each season, Washington Heights showcases a captivating rhythm of light, providing a vivid reminder of nature's cycles as the days grow shorter, paving the way for cozy fall evenings.
As summer gives way to autumn in Washington Heights, September brings a refreshing shift in the air with an average wind speed of 3.1 m/s (7 mph). This slight uptick from the summer's calm breezes, which dipped to 2.5 m/s (6 mph) in August, signals a gradual return to the moderate winds characteristic of earlier months in the year. With a gentle rustle, the air begins to carry the crisp tones of fall, contrasting with the stagnant heat of summer months. This consistent breeziness persists into October and November, where the wind remains a soothing backdrop, holding steady around 3.1 m/s. Thus, September serves as a transitional breath, ushering in autumn while continuing to remind us of the seasonal changes ahead.
The weather in Washington Heights 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 Washington Heights and find detailed weather information for every month.
In September, the weather is characterized by warmer temperatures, with averages around 21°C (70°F) and maximums reaching up to 33°C (92°F). With 9 days of rain and a humidity level of 68%, the atmosphere feels pleasantly summery despite some precipitation totaling 92 mm (3.6 in). In stark contrast, January experiences much colder conditions, with average temperatures dropping to around 1°C (34°F) and minimums plunging to -18°C (-1°F). This month sees less rainfall, with 67 mm (2.7 in) over 7 days, but higher humidity at 84%, which can make the cold feel even more biting. For a more detailed overview of January’s conditions, visit Washington Heights weather in January.
September and February present stark contrasts in weather conditions. In September, temperatures range from a mild minimum of 9°C (49°F) to a warm maximum of 33°C (92°F), averaging around 21°C (70°F). The month experiences roughly 92 mm (3.6 in) of precipitation over about 9 days, with a humidity level of 68%. In comparison, February is much colder, with temperatures dipping to a minimum of -16°C (4°F) and peaking at a maximum of 20°C (68°F), averaging just 2°C (36°F). This month sees slightly higher precipitation at 102 mm (4.0 in) spread over 10 days, along with a higher humidity of 82%. For more detailed information, you can check Washington Heights weather in February.
In comparing the weather between September and March, it's evident that these months present contrasting climates. September tends to have much warmer temperatures, with a minimum of 9°C (49°F) and an average of 21°C (70°F), peaking at a maximum of 33°C (92°F). The month experiences moderate humidity at 68% and receives about 92 mm (3.6 in) of precipitation over 9 days. In contrast, March brings much cooler temperatures, starting with a minimum of -9°C (16°F) and averaging just 5°C (42°F), reaching a maximum of 25°C (77°F). Precipitation slightly increases to 98 mm (3.8 in) over around 10 days, with a higher humidity level of 81%. For those interested in exploring more details about March weather, you can check out Washington Heights weather in March.
When comparing the weather in September and April, notable differences emerge. September tends to be warmer, with average temperatures soaring to 21°C (70°F) and a maximum reaching 33°C (92°F). In contrast, April experiences cooler conditions, with an average temperature of 11°C (52°F) and a maximum of 27°C (82°F). Additionally, September sees about 92 mm (3.6 in) of rainfall over 9 days, while April receives slightly more precipitation at 112 mm (4.4 in) across 12 days, and has a higher humidity level of 78%. For a detailed look at April weather specifically, visit Washington Heights weather in April.
When comparing the weather in September and May, notable differences emerge. September typically experiences warmer temperatures, with a minimum of 9°C (49°F), an average of 21°C (70°F), and a maximum of 33°C (92°F). In contrast, May starts cooler, featuring a minimum of 3°C (37°F) and an average of 17°C (62°F), though it can still reach a maximum of 31°C (88°F). Precipitation levels are slightly higher in May, totaling 114 mm (4.5 in) over 13 days, compared to September's 92 mm (3.6 in) across 9 days. Humidity remains relatively consistent, with September at 68% and May at 69%. For a deeper dive into May weather specifics, you can check Washington Heights weather in May.
In comparing the weather of September and June, both months experience similar temperature ranges, with September having a minimum of 9°C (49°F) and a maximum of 33°C (92°F), while June sees slightly higher temperatures with a minimum of 10°C (50°F) and a maximum of 35°C (94°F). The average temperatures are also closely aligned, with September averaging 21°C (70°F) and June at 22°C (72°F). Precipitation levels are equal at 92 mm (3.6 in), but June has slightly more rainy days, totaling 13 compared to September's 9 days. Humidity remains comparable, with September at 68% and June slightly higher at 69%. For more specific information about June weather, visit Washington Heights weather in June.
When comparing the weather in September to July, September generally exhibits milder temperatures with a minimum of 9°C (49°F) and an average of 21°C (70°F), while July starts much warmer, with a minimum of 17°C (62°F) and an average of 26°C (78°F). July also sees higher maximum temperatures, reaching up to 36°C (96°F), compared to September's peak of 33°C (92°F). Furthermore, September experiences slightly less precipitation, totaling 92 mm (3.6 in) over 9 days, in contrast to July's 148 mm (5.8 in) over 13 days. The humidity is higher in September at 68%, compared to July's lower 62%. For more information on the specifics of July weather, you can visit Washington Heights weather in July.
In comparing the weather between August and September, it is clear that September offers a wider temperature range, with minimum temperatures dropping to 9°C (49°F) compared to August's milder 16°C (61°F). The average temperature in September is lower at 21°C (70°F) versus August's 25°C (76°F), while maximum temperatures are similar, peaking at 33°C (92°F) in September and just slightly higher at 34°C (93°F) in August. Precipitation is also more significant in August, with 127 mm (5.0 in) over 14 days compared to 92 mm (3.6 in) over 9 days in September, even though September maintains a higher humidity level at 68% compared to August's 65%. For more detailed information, you can check Washington Heights weather in August.
The weather in September features warmer temperatures, with a minimum of 9°C (49°F) and an average of 21°C (70°F), while October sees a dip, with a minimum of 4°C (39°F) and an average of 16°C (61°F). Both months can reach similar maximum temperatures, peaking at around 33°C (91°F) to 33°C (92°F). However, October experiences higher precipitation levels, with 128 mm (5.0 in) over 10 days compared to September's 92 mm (3.6 in) across 9 days. Furthermore, humidity rises in October to 74%, up from 68% in September, contributing to a cooler and slightly wetter atmosphere. For more specific details on October conditions, visit Washington Heights weather in October.
September and November showcase a striking contrast in weather. September typically enjoys warmer days with average temperatures around 21°C (70°F) and highs reaching up to 33°C (92°F), making it a sultry month with a humidity of 68%. In contrast, November sees a notable drop in temperatures, with averages around 8°C (47°F) and lows plunging to -9°C (17°F). The humidity also rises slightly to 82%, adding a crisp feel to the air. Precipitation is fairly consistent between the two months, with September receiving 92 mm (3.6 in) over 9 days and November recording 83 mm (3.3 in) over 8 days. For an in-depth look at November conditions, you can refer to Washington Heights weather in November.
September and December present stark contrasts in weather. In September, the temperatures range from a mild 9°C (49°F) at night to a warm 33°C (92°F) during the day, with an average temperature of 21°C (70°F). This month sees a decent amount of rainfall at 92 mm (3.6 in) over about 9 days, while humidity is relatively moderate at 68%. In contrast, December brings much colder conditions, with temperatures plummeting to a minimum of -11°C (13°F) and a maximum of 18°C (64°F), averaging just 4°C (39°F). Precipitation slightly increases to 106 mm (4.2 in) over 10 days, and humidity rises to 80%, creating a chilly and damp atmosphere. For a more detailed look at December weather, check out Washington Heights weather in December.
As September unfolds in Washington Heights, the weather begins to transition into the cooler embrace of autumn, showcasing a delightful blend of warmth and refreshment. The lingering summer heat tends to hover around a comfortable average, with the potential for high temperatures that remind us of the season just past. It’s also a month where occasional rain appears, as the area receives a touch more precipitation compared to the drier summer months, contributing to a moderate humidity level that enhances the vibrant colors of the landscape. As days grow shorter and the air begins to shift, September in Washington Heights offers a unique charm that beautifully bridges the warmth of summer with the crispness of fall. For a deeper dive into the broader climate trends, be sure to check out Washington Heights Climate.