September Weather in Winslow, United States

Last updated: February 24, 2025

In Winslow, United States, the weather in September showcases a vibrant range of temperatures, with a maximum peaking at 37°C (100°F) and a comfortable average hovering around 23°C (74°F). As the month progresses, the nights cool down to a minimum of 3°C (37°F), offering a refreshing contrast. Despite this warmth, precipitation is light, with only 13 mm (0.5 in) recorded over just 1 day, and humidity maintains a steady 59%, contributing to a pleasant overall climate. September in Winslow delivers a delightful blend of warmth and crispness, perfect for outdoor activities and exploring the richly diverse landscape.

September Temperature in Winslow

In September, temperatures in Winslow, United States begin to usher in the transition to fall. The minimum temperature hovers around a cool 3°C (37°F), while the average rises to a comfortable 23°C (74°F), peaking at a still-warm 37°C (100°F). This month signals a delightful change, as the sweltering heat of summer gradually gives way to milder days, making it a perfect time for outdoor activities. Compared to the peak summer months, where highs reach into the mid-40s Celsius, September offers a refreshing reprieve with bright, sunny days and cooler evenings, embodying the essence of early autumn in Winslow.

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

The chart illustrates September temperature patterns in Winslow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394350596779828173584838
Data source: Temperature data for Winslow 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 Winslow

In September, Winslow experiences a moderate level of precipitation, recording 13 mm (0.5 in) over just one day of rain. This amount is slightly above the drier months of June and July, but significantly lower than the wetter October that follows. As summer transitions into autumn, September's rainfall contributes to a gradual increase in moisture levels, setting the stage for the more abundant precipitation that characterizes the upcoming months. The overall trend shows that while September remains relatively dry compared to other months, it serves as a precursor to October's increased rainfall, highlighting Winslow's seasonal shifts in weather patterns.

September Precipitation Trends in Winslow

The chart displays monthly precipitation patterns in Winslow, 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.
JanFebMarAprMayJunJulAugSepOctNovDec14202010642691321914
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Winslow

September in Winslow ushers in a notable shift in humidity levels, settling at 59% after a long stretch of drier summer months. This increase represents a gradual transition from the dry conditions of July and August, where humidity dipped to a low of 33% and 41%, respectively. As the air begins to feel more saturated, it signals the approach of fall, with humidity steadily rising again towards October's 70%. This trend reflects the cyclical nature of Winslow's climate, where summer's arid embrace gives way to the refreshingly crisp and more humid days of autumn, offering a comforting reminder of nature's rhythmic changes throughout the year.

September Average Humidity in Winslow

This chart illustrates the average monthly humidity levels in Winslow, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%72%63%46%35%33%41%59%70%79%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Winslow

In September, Winslow experiences a persistent UV Index of 11, placing it in the extreme exposure category. This level of UV radiation means that the risk of harm from unprotected sun exposure is notably high, with a burn time of just 10 minutes. Following a summer of exceptionally high UV readings, this trend indicates a gradual transition into autumn while maintaining serious sun protection needs. As the season changes, it’s essential to remain vigilant about UV safety, ensuring that protective measures are in place to enjoy the outdoors responsibly. For more detailed information on UV levels throughout the year, visit Winslow UV Index.

Maximum UV Index Levels in Winslow for September

The chart shows the monthly maximum UV Index (UVI) for Winslow 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.
JanFebMarAprMayJunJulAugSepOctNovDec469111213121111864
Data source: Winslow 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 Winslow

September in Winslow, United States, brings a delightful transition as it basks in an impressive 317 hours of sunshine. This month follows the summer peak, where June and July showcased the year’s brightest days with over 370 hours each, creating a vibrant atmosphere. As summer wanes, September retains a generous amount of sunlight, bridging the gap between the bustling warmth of summer and the cooler embrace of autumn. Despite this drop, it outshines the darker months ahead, such as November and December, which struggle to break the 260-hour threshold. Overall, September stands as a golden gem, inviting residents and visitors alike to enjoy the lingering warmth and longer days before fall settles in.

Monthly Sunshine Duration in Winslow: September Highlighted

The September sunshine duration represents the total number of hours Winslow 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h242h299h329h372h376h369h349h317h296h258h238h
Data source: Winslow September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Winslow During September

In Winslow, September boasts a 71% chance of sunny weather, continuing the trend of pleasant conditions seen during the summer months. This sunny likelihood is particularly noteworthy as it follows a relatively bright May (82%) and a notable dip in July (43%). By September, the sun begins to reassert itself after the downward trend observed in the heat of July and August (62%). Additionally, the sunny prospects carry into autumn, with October maintaining a similar 73% chance, hinting that the warm embrace of summer lingers just a little longer before giving way to the crispness of fall. Overall, September strikes a lovely balance, making it a delightful precursor to the cooler months ahead.

Percentage of Sunny Days in September in Winslow

The chart illustrates the percentage of sunny days in Winslow 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 Winslow experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%69%71%73%82%70%43%62%72%73%76%56%
Data source: Winslow September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Winslow in September

As summer fades and September arrives in Winslow, the days gradually shorten, providing about 12 hours of daylight. This represents a subtle decline from the peak of 14 hours reached in both June and July. The month serves as a bridge between the vibrant, sun-soaked days of summer and the crisp, shorter days of fall. Throughout September, the sunset gradually creeps earlier, marking a gentle transition that prepares the community for the cozy months ahead. With the daylight hour's diminishing, it invites residents to savor the beauty of autumn while appreciating the fleeting warmth of the lingering summer sun.

Average Daylight Hours in Winslow for September

The chart illustrates the variation in daylight duration in Winslow throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 5m10h 55m11h 59m13h 5m14h14h 27m14h 12m13h 23m12h 20m11h 14m10h 18m9h 49m
Data source: Winslow daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Winslow

As September settles in Winslow, the air begins to carry a gentle whisper, with an average wind speed of 3.1 m/s (7 mph). This marks a slight dip from the summer months, where winds hovered around 3.4 m/s in July and 3.6 m/s in August, showcasing a subtle but noticeable transition into autumn. Historically less blustery than earlier in the year, September's breezes evoke a serene calmness, leading into the cooler months. It follows a trend where the wind tends to slow down as the year progresses, with the average speeds decreasing from the spring peaks, where March and May both reached 4.8 m/s (11 mph). As the days shorten and the seasonal shift begins, Windslow's September winds remind us of nature's cyclical dance, bringing a sense of tranquility before the chill of winter settles in.

Average September Wind Speed in Winslow

The chart displays monthly wind speed patterns in Winslow, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.24.44.84.74.84.33.43.63.1 m/s3.52.74.2
Data source: Winslow September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Winslow Compares to Other Months

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

September and January exhibit stark contrasts in weather. September boasts a warm average temperature of 23°C (74°F) with highs reaching up to 37°C (100°F), accompanied by relatively low precipitation and humidity at 59%. In contrast, January brings much colder conditions, with average temperatures around 4°C (39°F) and lows plunging to -18°C (-1°F). Precipitation increases slightly to 14 mm (0.5 in) spread over four days, and humidity rises to 80%. For more detailed information, you can check out Winslow weather in January.

September and February exhibit significantly differing weather patterns. In September, temperatures range from a cool 3°C (37°F) at night to a warm average of 23°C (74°F) during the day, occasionally peaking at a sweltering 37°C (100°F). The month typically features low precipitation, with only about 13 mm (0.5 in) over just a day and a humidity level of 59%. In contrast, February presents a much colder climate, with minimum temperatures plunging to -14°C (6°F) and averaging just around 6°C (43°F), while maximum temperatures reach a milder 24°C (76°F). This month experiences more precipitation, totaling 20 mm (0.8 in) over three days, accompanied by a higher humidity level of 83%. For a more detailed look at the February weather specifically in Winslow, you can visit Winslow weather in February.

In September, the weather is generally warm, with temperatures ranging from a cool 3°C (37°F) at night to sweltering highs of 37°C (100°F) during the day. With minimal precipitation of only 13 mm (0.5 in) across just one day, humidity remains moderate at 59%. In contrast, March presents a more varied climate, featuring colder nights with temperatures dropping to -7°C (20°F) and averaging around 10°C (50°F) during the day. The month experiences slightly more precipitation, with about 20 mm (0.8 in) spread over four days and higher humidity at 72%. For a more detailed look at March weather, you can visit Winslow weather in March.

When comparing the weather in September and April, there are notable differences in temperature and climate conditions. September typically experiences warmer temperatures, with a minimum of 3°C (37°F) and an average high of 37°C (100°F), while April starts off cooler, with temperatures plummeting to a minimum of -4°C (24°F) and an average maximum of 32°C (89°F). Both months show low precipitation, with September recording 13 mm (0.5 in) and April slightly less at 10 mm (0.4 in), each having roughly one day of rain. Humidity levels are fairly comparable, with September averaging 59% and April at 63%. For a closer look at the specific weather patterns of April, you can visit Winslow weather in April.

September and May exhibit notable differences in weather. September typically features warmer temperatures, with an average of 23°C (74°F) and a maximum reaching up to 37°C (100°F), while May averages slightly cooler at 19°C (67°F) and peaks at 36°C (97°F). Although both months experience relatively low precipitation, September sees a bit more rainfall (13 mm) compared to May's 6 mm. Humidity levels are higher in September at 59%, compared to May's 46%, making September feel a bit more oppressive despite its warmth. For a more detailed look at May's weather patterns, you can visit Winslow weather in May.

In comparing the weather of September and June, we see notable differences in temperature and humidity. September experiences a wider temperature range with minimums around 3°C (37°F) and maximums peaking at 37°C (100°F), while June generally maintains milder lows at 6°C (43°F) and higher highs of 40°C (104°F). Additionally, June tends to be drier, with only 4 mm (0.2 in) of precipitation over zero days compared to September's 13 mm (0.5 in) of rain over just one day. Humidity levels also vary significantly, as September has a higher average humidity of 59% compared to June's more comfortable 35%. For more detailed information about the weather in June, you can visit Winslow weather in June.

In comparing the weather of September and July, September presents a more moderate climate, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 37°C (100°F) and an average temperature of 23°C (74°F). In contrast, July experiences warmer conditions, featuring a minimum temperature of 13°C (55°F), an average of 28°C (82°F), and peaking at 40°C (105°F). While September sees less precipitation, totaling 13 mm (0.5 in) over just 1 day, July has higher rainfall of 26 mm (1.0 in) spread across 5 days, and significantly lower humidity at 33% compared to September's 59%. For a deeper look into July's weather specifics, you can visit Winslow weather in July.

In comparing the weather between August and September, September generally brings a noticeable drop in minimum temperatures, with lows reaching 3°C (37°F) compared to August's 12°C (53°F). Average temperatures in September hover around 23°C (74°F), while August maintains a warmer average of 27°C (81°F). The maximum temperatures also reflect this pattern, with September peaking at 37°C (100°F), slightly lower than August's high of 39°C (103°F). Interestingly, September experiences a marginally higher precipitation level of 13 mm (0.5 in) over just one day, compared to August's 9 mm (0.3 in) over two days, alongside increased humidity at 59% compared to August's 41%. For more detailed insights, check out Winslow weather in August.

September typically offers warmer temperatures with an average of 23°C (74°F) and highs reaching up to 37°C (100°F). In contrast, October experiences a significant drop in temperature, with averages around 15°C (59°F) and a minimum falling to -7°C (20°F). Additionally, October sees increased precipitation, amounting to 21 mm (0.8 in) over three days, compared to just 13 mm (0.5 in) from a single day in September. The humidity also rises slightly in October to 70%, up from 59% in September. For more detailed information about the weather in October, you can check Winslow weather in October.

September weather is characterized by significantly warmer temperatures, with an average high of 23°C (74°F) and maximums reaching as high as 37°C (100°F). In contrast, November sees a notable drop in temperature, where the average high decreases to 9°C (48°F) and minimums can plunge to -9°C (16°F). The precipitation in both months is relatively low, with September receiving 13 mm (0.5 in) and November slightly less at 9 mm (0.3 in), although November experiences a higher humidity at 79% compared to September's 59%. For a detailed look at the weather specifics in November, check out this link: Winslow weather in November.

The weather in September and December shows a stark contrast, both in temperature and overall climate conditions. In September, temperatures are considerably warmer, with a range from a minimum of 3°C (37°F) to a maximum of 37°C (100°F) and only brief precipitation of 13 mm over just 1 day. This month features relatively lower humidity at 59%, making it feel more comfortable. In contrast, December experiences much cooler weather, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 19°C (67°F). Humidity rises to 82%, and precipitation increases slightly to 14 mm over 3 days, resulting in a much colder and wetter feel compared to September. For more details on December weather, you can check Winslow weather in December.

Compare Winslow's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Winslow

As September unfolds in Winslow, the weather offers a notable transition from the sweltering summer heat, with a maximum temperature peaking at a comfortable 37°C (100°F) and an average that cools to a pleasant 23°C (74°F). This month stands out with minimal rainfall, recording just a single day of light precipitation, allowing residents to enjoy the dry, crisp air typical of early fall. Humidity remains moderate, enhancing the overall sense of refreshment in the atmosphere. Compared to the intense heat of July and August, September provides a much-needed respite, inviting both locals and visitors to embrace the scenic beauty of Winslow and its serene climate. For more detailed insights on the weather patterns throughout the year, check out Winslow Climate.