September Weather in Dyker Heights, United States

Last updated: February 24, 2025

September in Dyker Heights, United States welcomes a vibrant mixture of weather as summer transitions into autumn. With maximum temperatures reaching 31°C (88°F) and an average of 21°C (70°F), the month offers warm days perfect for outdoor activities. However, temperatures can dip to a pleasant minimum of 11°C (52°F) during the evenings. Rainfall is notable, with 97 mm (3.8 in) accumulating over 10 days, creating a refreshing atmosphere alongside a humidity level of 68%. This combination of warmth and occasional showers paints a picturesque backdrop for experiencing the charm of Dyker Heights in September.

September Temperature in Dyker Heights

In September, Dyker Heights experiences a delightful transition as the warmth of summer lingers while autumn begins to emerge. With minimum temperatures around 11°C (52°F) and average highs reaching 31°C (88°F), the city's climate remains comfortably mild, making it ideal for outdoor activities. As the month progresses, days gradually cool down, reflecting a notable shift from the sweltering heat of July and August. This month serves as a bridge between seasons, offering visitors and residents a pleasant climate to enjoy the fading summer while anticipating the crisp days of fall ahead.

September Weather in Dyker Heights: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Dyker Heights, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353742516070777670614840
Data source: Temperature data for Dyker Heights 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 Dyker Heights

In September, Dyker Heights experiences a moderate level of precipitation with 97 mm (3.8 in) of rainfall over approximately 10 days. This marks a slight decrease compared to the wetter summer months, particularly July's peak of 133 mm (5.2 in) and August's 119 mm (4.7 in). While the transition into fall generally brings cooler temperatures and less rain, September is a crucial month that acts as a bridge, showing a shift in weather patterns. The drop in precipitation days hints at a gradual retreat of summer storms, yet enough moisture still graces the area to keep the landscape vibrant as it heads into autumn.

September Precipitation Trends in Dyker Heights

The chart displays monthly precipitation patterns in Dyker Heights, 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.
JanFebMarAprMayJunJulAugSepOctNovDec76123106122122901331199714293122
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dyker Heights

In September, Dyker Heights experiences a slight uptick in humidity, rising to 68%, which offers a refreshing change after the summer months. This increase follows a trend where humidity levels gradually decline from January's high of 84% down through the warmer months, reaching their lowest point in July at 62%. As autumn approaches, the escalation in humidity hints at the seasonal transition, with October bringing a higher level of 74%. This pattern reflects how Dyker Heights shifts from the warmth of summer towards the crispness of fall, maintaining a unique balance that keeps the air feeling fresh yet still comfortably humid.

September Average Humidity in Dyker Heights

This chart illustrates the average monthly humidity levels in Dyker Heights, 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 Dyker Heights

As September rolls into Dyker Heights, the UV Index remains notably high at 8, classifying it in the very high exposure category and indicating a burn time of just 15 minutes. This pattern reflects a gradual decline from the peak summer months, where the UV Index hit a maximum of 10 from May through July. Although the Index eases slightly as autumn approaches, it's essential to stay vigilant, especially during this transitional month. The trend showcases the necessity for sun protection even as the days grow shorter. For more detailed information on UV levels throughout the year, check out Dyker Heights UV Index.

Maximum UV Index Levels in Dyker Heights for September

The chart shows the monthly maximum UV Index (UVI) for Dyker Heights 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.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Dyker Heights 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 Dyker Heights

As summer transitions into fall, September in Dyker Heights offers a delightful 282 hours of sunshine, a gentle dip from the sun-drenched peak of July with 353 hours. This month gracefully bridges the vibrant warmth of summer and the cool embrace of autumn. After a stellar May of 287 hours, September maintains a solid brightness, suggesting that while the days are getting shorter, they remain pleasantly illuminated. The gradual decline in sunlight hours invites residents and visitors alike to relish outdoor activities amidst a backdrop of changing leaves. As we step into October with 232 hours, the lingering warmth of September becomes a cherished memory in this charming neighborhood.

Monthly Sunshine Duration in Dyker Heights: September Highlighted

The September sunshine duration represents the total number of hours Dyker Heights 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.
JanFebMarAprMayJunJulAugSepOctNovDec153h182h257h249h287h325h353h323h282h232h217h180h
Data source: Dyker Heights September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dyker Heights During September

As summer transitions into fall, September in Dyker Heights offers a promising 47% chance of sunny weather, marking a slight uptick from the often overcast days of August, which only sees a 30% chance of sunshine. This month typically balances the warmth of late summer with the early whispers of autumn. Interestingly, September's sunshine likelihood parallels that of April, demonstrating a consistency in weather patterns as the year progresses. While still outshined by the diverse sun-filled opportunities of March and November, September stands out as a favorable time for outdoor activities, providing just enough sunny days to enjoy the vibrant changing leaves before the chill of winter sets in.

Percentage of Sunny Days in September in Dyker Heights

The chart illustrates the percentage of sunny days in Dyker Heights 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 Dyker Heights experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%31%57%46%43%38%45%30%47%39%55%32%
Data source: Dyker Heights September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dyker Heights in September

As summer transitions into autumn, September in Dyker Heights sees a gentle decline in daylight, with around 12 hours of sunlight gracing the days. This marks a gradual taper from the peak brightness of June, July, and August, each basking in 14 hours of daylight. Following this, the days continue to shorten, with October bringing just 11 hours of light. The early signs of fall are evident as nature prepares for the coming chill, with September offering a warm yet slightly dimmer atmosphere that invites cozy gatherings and outdoor strolls amid the changing foliage. This month serves as a reminder of the ebbing warmth, as daylight begins its steady retreat into the winter months ahead.

Average Daylight Hours in Dyker Heights for September

The chart illustrates the variation in daylight duration in Dyker Heights throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 38m10h 40m11h 58m13h 18m14h 26m14h 59m14h 41m13h 41m12h 24m11h 4m9h 55m9h 19m
Data source: Dyker Heights daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dyker Heights

As summer fades into autumn, September in Dyker Heights brings a gentle shift in the air with an average wind speed of 4.0 m/s (9 mph). This moderate breeze is a welcomed transition from the peaks of summer, where winds languished around 3.2 m/s (7 mph) in August. The gradual uptick from this low marks the start of a cooler season, hinting at a return to the steadier winds seen in the earlier months of the year. While September's winds are not the strongest of the year, they pave the way for a return to the tranquil but breezy autumnal conditions that follow, evidenced by October and November's slight increases to 4.3 m/s (10 mph) and 4.4 m/s (10 mph) respectively. This subtle dance of wind speeds paints a picture of a landscape in transition, inviting the charm of fall into Dyker Heights.

Average September Wind Speed in Dyker Heights

The chart displays monthly wind speed patterns in Dyker Heights, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.74.74.74.34.23.73.33.24.0 m/s4.34.44.0
Data source: Dyker Heights September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Dyker Heights Compares to Other Months

The weather in Dyker 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 Dyker Heights and find detailed weather information for every month.

In September, the weather is notably warmer with temperatures ranging from a mild 11°C (52°F) at night to a warm 31°C (88°F) during the day, accompanied by higher humidity levels at 68%. The month sees about 97 mm (3.8 in) of rainfall over approximately 10 days. In contrast, January presents a much colder climate, characterized by temperatures dropping as low as -17°C (2°F) and averaging just 2°C (36°F), with a maximum of 17°C (63°F). Although January has slightly less precipitation at 76 mm (3.0 in) over 9 days, the humidity peaks at 84%, making the air feel even colder. For more details on January weather, you can visit Dyker Heights weather in January.

September and February present dramatically different weather patterns. In September, the temperatures vary from a mild 11°C (52°F) at night to a warm 31°C (88°F) during the day, with an average of 21°C (70°F). The month sees about 97 mm (3.8 in) of precipitation over approximately 10 days, accompanied by a humidity level of 68%. In contrast, February experiences much colder temperatures, ranging from a chilly -15°C (6°F) at night to a maximum of 18°C (64°F), with an average of just 3°C (37°F). This winter month receives more precipitation at 123 mm (4.9 in) over about 11 days, and a higher humidity level of 82%. For more insights into the weather conditions in February, you can check Dyker Heights weather in February.

In September, the weather typically features milder temperatures, with a minimum of 11°C (52°F) and an average of 21°C (70°F), reaching a maximum of 31°C (88°F). In contrast, March experiences much cooler conditions, with a low of -8°C (18°F) and an average temperature of only 5°C (42°F), though it can peak at a comfortable 22°C (73°F) during warmer days. Precipitation levels are relatively similar, with September receiving 97 mm (3.8 in) over 10 days, while March sees slightly higher rainfall at 106 mm (4.2 in), also over 10 days. Additionally, March has higher humidity at 81%, compared to September's 68%. For more detailed information on March weather, you can check Dyker Heights weather in March.

When comparing the weather in September and April, notable differences emerge. September tends to be warmer, with average temperatures reaching 21°C (70°F) and maximums soaring to 31°C (88°F). In contrast, April is cooler, with an average temperature of just 11°C (51°F) and maximums around 25°C (78°F). Additionally, September experiences less precipitation at 97 mm (3.8 in) over approximately 10 days, whereas April sees a bit more rain, totaling 122 mm (4.8 in) across about 13 days. Humidity levels are also higher in April at 78%, compared to September's 68%, making the latter feel slightly more comfortable. For more information on April weather specifics, you can check out Dyker Heights weather in April.

In comparing the weather patterns of September and May, we observe distinct differences in temperature and precipitation. September boasts higher temperatures, with a minimum of 11°C (52°F) and an average of 21°C (70°F), reaching up to a maximum of 31°C (88°F). In contrast, May features cooler temperatures, starting at a minimum of 3°C (38°F) and averaging 16°C (60°F), peaking at 28°C (83°F). Additionally, September experiences slightly lower precipitation at 97 mm (3.8 in) over about 10 days, while May sees more rainfall at 122 mm (4.8 in) over approximately 13 days. Both months have similar humidity levels, with September at 68% and May at 69%. For more detailed insights on May weather, you can refer to Dyker Heights weather in May.

In comparing the weather of September and June, we find that both months have similar average temperatures, with June and September both averaging around 21°C (70°F). However, September showcases a slightly wider temperature range, with a minimum of 11°C (52°F) and a maximum of 31°C (88°F), compared to June's minimum of 10°C (51°F) and the same maximum temperature. Precipitation levels are comparable, with September receiving 97 mm (3.8 in) over approximately 10 days, while June has a slightly lower total of 90 mm (3.5 in) across about 12 days. Humidity levels are also quite similar, with September at 68% and June at 69%. For those interested in more specific details regarding June weather patterns, Dyker Heights weather in June provides a comprehensive overview.

When comparing the weather in September to that of July, it's clear that September is generally cooler, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 31°C (88°F), while July typically sees warmer temperatures with a minimum of 18°C (64°F) and a maximum of 34°C (93°F). Precipitation is slightly higher in July, with 133 mm (5.2 in) over 13 days compared to September's 97 mm (3.8 in) over 10 days. Additionally, September experiences higher humidity at 68%, compared to July's 62%, contributing to a different feel in the air. For a more detailed look at July weather, check out Dyker Heights weather in July.

In comparing the weather between September and August, September offers cooler temperatures, with a minimum of 11°C (52°F) and an average of 21°C (70°F), compared to August’s warmer low of 17°C (63°F) and average of 24°C (76°F). August experiences slightly higher maximum temperatures, peaking at 32°C (90°F) versus September’s 31°C (88°F). Additionally, September has less precipitation overall, with 97 mm (3.8 in) over 10 days, compared to August’s 119 mm (4.7 in) across 13 days. Humidity levels are also slightly higher in September at 68%, compared to August's 65%. For more detailed insights, you can check out Dyker Heights weather in August.

September and October showcase a noticeable shift in weather patterns. While September enjoys milder temperatures with an average of 21°C (70°F) and a range from 11°C (52°F) to a warm 31°C (88°F), October experiences a drop in average temperature to 16°C (62°F), with lows reaching 5°C (41°F). Both months can see warm days, particularly with a max of 31°C (88°F) in October, but the overall trend in October leans towards cooler conditions. Additionally, October is marked by increased precipitation, with 142 mm (5.6 in) over 12 days compared to September’s 97 mm (3.8 in) across 10 days, along with a slight rise in humidity to 74%. For more specifics on October weather, check out Dyker Heights weather in October.

September and November exhibit distinct contrasts in weather patterns. September boasts warmer temperatures, ranging from a mild 11°C (52°F) at night to a sunny high of 31°C (88°F) during the day, with an average of 21°C (70°F). However, it is also comparatively humid with 68% humidity and experiences about 97 mm (3.8 in) of precipitation over approximately 10 days. In stark contrast, November brings significantly cooler temperatures, with nighttime lows plunging to -7°C (19°F), an average of 9°C (48°F), and daytime highs up to 22°C (72°F). Additionally, November is slightly drier, with precipitation around 93 mm (3.7 in) over 9 days, but the humidity rises to 82%. For a closer look at November weather specifics, check out Dyker Heights weather in November.

September and December present stark contrasts in weather conditions. In September, temperatures range from a pleasant 11°C (52°F) at night to a warm 31°C (88°F) during the day, with an average of 21°C (70°F). The month experiences moderate precipitation of 97 mm (3.8 in) over about 10 days and a humidity level of 68%. In contrast, December brings much colder temperatures, with a minimum of -10°C (15°F) and a maximum of 17°C (64°F), averaging only 4°C (40°F). Precipitation increases slightly to 122 mm (4.8 in), also over 10 days, but humidity rises to 80%, contributing to a chillier atmosphere. For more specific details regarding December weather, refer to Dyker Heights weather in December.

Compare Dyker Heights's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dyker Heights

As September unfolds in Dyker Heights, residents and visitors alike experience a delightful transition from the summer heat to the crispness of autumn. With average temperatures hovering around a comfortable 21°C (70°F), this month offers a welcome reprieve from the sweltering summer days, even though maximum temperatures can peak at a balmy 31°C (88°F). However, expect increased precipitation, as September witnesses about 97 mm (3.8 in) of rain over 10 days, contributing to the month's slightly elevated humidity levels at 68%. This unique blend of warmth and moisture marks September as a month of change, setting the scene for the vibrant fall foliage to come. For a deeper insight into seasonal variations, check out Dyker Heights Climate.