Last updated: February 24, 2025
In Mount Airy, United States, the weather in September showcases a delightful transition into autumn, with temperatures peaking at a sizzling 34°C (94°F) and settling into a comfortable average of 21°C (70°F). Nighttime brings a refreshing coolness, as temperatures can dip to a brisk 4°C (40°F). The region experiences 127 mm (5.0 in) of rainfall across 11 days, contributing to a humidity level of 68% that adds to the richness of the landscape. This month offers a unique blend of warmth and cooling breezes, making it a captivating time to enjoy the natural beauty of Mount Airy.
In September, Mount Airy experiences a delightful transition into autumn, with temperatures offering a comfortable range that appeals to many. The month begins with a minimum temperature of 4°C (40°F), gradually rising to an average of 21°C (70°F), and peaking at a maximum of 34°C (94°F). This notable warmth carries over from the summer months, yet the lingering coolness hints at the coming seasonal change. As the days grow shorter and the air crispier, September's temperatures create an idyllic backdrop for outdoor activities, showcasing vibrant foliage and inviting breezes that whisper of fall’s arrival.
In September, Mount Airy experiences a notable increase in rainfall, with 127 mm (5.0 in) of precipitation recorded over 11 days. This marks a significant uptick compared to the preceding summer months, reflecting a transition into the wetter fall season. As temperatures drop and the days shorten, the bountiful showers not only nourish the landscape but also signal the onset of autumn, setting the stage for vibrant foliage. Interestingly, September's precipitation is just slightly higher than October's, which suggests a continuation of wet conditions as the region shifts into a new season.
September in Mount Airy marks a subtle transition in humidity, with levels averaging around 68%. This slight increase from the drier 66% of August indicates the onset of fall, as the air begins to feel a bit more moisture-laden. Interestingly, this period follows a seasonal trend; after several months of declining humidity, the figures start edging upwards again as autumn approaches. Looking back, the city experiences its most humid months in the winter, January and February, reaching 87%, while July and August enjoy the driest conditions. The shift towards September's levels suggests the onset of cooler temperatures, gradually leading to the more humid months later in the fall. Overall, September serves as a gentle reminder of the approaching seasonal changes, offering a breathe of fresh air while still retaining some of summer's lingering warmth.
As summer transitions into fall, September in Mount Airy, United States, sees a notable UV Index of 9, placing it in the very high exposure category, with a burn time of just 15 minutes. This slight decline from the extreme levels reached earlier in the summer reflects a seasonal shift, yet it still demands caution when outdoors. Throughout the year, the UV Index fluctuates significantly, peaking in June at 11 and remaining consistently high until the onset of autumn. Understanding these trends is crucial for effective sun safety; for more detailed information, you can explore the Mount Airy UV Index.
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As summer fades into autumn, September in Mount Airy brings a delightful average of 277 sunshine hours, marking a gradual transition from the peak brilliance of July, which boasts an impressive 354 hours. This month showcases a reduction in daylight that is still abundant enough to enjoy outdoor activities and scenic views, especially as nature begins its colorful transformation. Following the sunny streak of August with 315 hours, September offers a softer light, perfect for leisurely strolls and autumn festivals. Interestingly, this slight dip in sunshine heralds cooler temperatures ahead, inviting residents to embrace cozy sweaters and warm beverages while savoring the beauty of the changing season.
As September unfolds in Mount Airy, the likelihood of sunny weather reaches a promising 58%, making it one of the sunniest months of the year. This marks a noticeable uptick from the summer months, where sun chances hovered around the mid-30s to 50s. Following the vibrant warmth of August, which had a 48% chance of sunshine, September embraces the transition into fall with an inviting mix of clear skies and comfortable temperatures. Interestingly, this month offers a favorable contrast to the more variable weather seen earlier in the year, particularly compared to January and February, where sunshine chances plummet to 47% and 36%, respectively. As autumn begins, residents and visitors can look forward to more sun-filled days that are perfect for enjoying the seasonal changes.
As summer gives way to autumn in Mount Airy, September marks a shift in daylight duration, providing a gentle reminder of the approaching season. With 12 hours of daylight, the month sees a slight decline from the preceding 13 hours of August, signaling nature's transition. This gradual decrease in daylight is consistent with the trend observed throughout the year; starting from a low of 9 hours in January, daylight gradually increases to a peak of 14 hours in both May and June, before tapering off again. As October draws near, the rhythm of longer days gives way to shorter ones, subtly embracing the cozy embrace of fall.
As September unfolds in Mount Airy, the winds reveal a subtle transition from the softer breezes of summer. Averaging 2.1 m/s (5 mph), the wind speed in September reflects a mild increase from August's gentle whispers, suggesting a gentle invitation to autumn. Throughout the year, wind patterns show a gradual rise in speed during the spring months, peaking in April, before stepping back into the tranquil rhythms of summer. Interestingly, as the temperatures start to cool, September's winds mirror those of October, hinting at the consistency of the season ahead. This gentle shift not only marks a change in temperature but also sets the stage for the crisp, refreshing breezes of fall.
The weather in Mount Airy 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 Mount Airy and find detailed weather information for every month.
When comparing September and January weather, a stark contrast emerges. September typically features a much warmer climate, with average temperatures around 21°C (70°F) and maximums reaching as high as 34°C (94°F), while January experiences chillier temperatures that can drop to a minimum of -15°C (5°F), with an average of only 4°C (39°F). Additionally, September sees more rainfall, totaling 127 mm (5.0 in) over approximately 11 days, compared to January's 80 mm (3.2 in) over 9 days. The humidity levels are also notable, with September at 68% and January higher at 87%. For more specific information about January weather in this region, visit Mount Airy weather in January.
September typically offers warm temperatures, with averages around 21°C (70°F) and highs reaching up to 34°C (94°F), creating a pleasant atmosphere for outdoor activities. However, it also sees significant humidity at 68% and about 127 mm (5.0 in) of precipitation over approximately 11 days. In contrast, February experiences much colder weather, with average temperatures only reaching about 6°C (44°F) and nighttime lows plummeting to -9°C (15°F). Despite slightly less precipitation at 116 mm (4.6 in) over 12 days, the humidity is notably higher at 87%. For a detailed look at February weather specifics, you can visit Mount Airy weather in February.
In September, temperatures show a significant range, with a minimum of 4°C (40°F) and maximum soaring to 34°C (94°F), resulting in an average temperature of 21°C (70°F). The month also experiences a fair amount of rainfall, with 127 mm (5.0 in) of precipitation over 11 days and a humidity level of 68%. In contrast, March is considerably cooler, with temperatures ranging from a minimum of -8°C (17°F) to a maximum of 29°C (85°F) and an average of 9°C (49°F). Although March sees less precipitation at 83 mm (3.3 in) over the same number of days, it has a higher humidity of 86%. This stark difference in temperatures and humidity highlights the seasonal transitions, making September feel much warmer compared to the brisk early spring of March. For more detailed insights, check out Mount Airy weather in March.
When comparing the weather in September and April, notable differences emerge. September typically features warmer temperatures, ranging from a minimum of 4°C (40°F) to a maximum of 34°C (94°F), while April averages colder temperatures, with lows around -3°C (27°F) and highs peaking at 28°C (83°F). Both months experience similar levels of precipitation, with September recording 127 mm (5.0 in) and April slightly higher at 131 mm (5.1 in), both spread over 11 days. However, humidity levels are generally lower in September at 68% compared to April's higher 84%, contributing to a distinctly different feel in the air. For more specific insights into April weather in Mount Airy, you can check out Mount Airy weather in April.
When comparing the weather in September and May, notable differences can be observed in temperature and humidity. September typically experiences a wider temperature range, with minimums of 4°C (40°F) and maximums reaching up to 34°C (94°F), offering an average of 21°C (70°F). In contrast, May has slightly cooler conditions, featuring minimums of 0°C (33°F) and maximums at 33°C (91°F), while maintaining an average of 19°C (66°F). Precipitation levels are relatively similar in both months, with September receiving 127 mm (5.0 in) over 11 days and May with 123 mm (4.8 in) over 13 days. However, May is generally more humid, with a humidity level of 83%, compared to September's 68%. For a more detailed look, check out Mount Airy weather in May.
When comparing the weather in September and June, we see some distinct differences. September tends to start off warm, with average temperatures around 21°C (70°F) and reaching a maximum of 34°C (94°F), but temperatures can drop to as low as 4°C (40°F) at night. Contrarily, June features milder mornings with a minimum temperature of 10°C (50°F) and an average slightly higher at 22°C (73°F). In terms of precipitation, September is wetter with 127 mm (5.0 in) over 11 rainy days, while June experiences less rainfall at 90 mm (3.5 in) across 12 days. Additionally, June has a higher humidity level at 83%, compared to September's 68%. For more specific details about June weather, check out Mount Airy weather in June.
When comparing the weather in September to that in July, notable differences emerge. September experiences a broader temperature range, with minimums dropping to 4°C (40°F) and maximums reaching up to 34°C (94°F), while July maintains warmer minimum temperatures averaging 14°C (57°F) and slightly higher average maximums at 35°C (95°F). Precipitation is more pronounced in September, yielding 127 mm (5.0 in) over 11 days compared to July's 78 mm (3.1 in) over 13 days, indicating that September has more significant rainfall overall. Additionally, humidity levels are slightly lower in September at 68%, compared to July's higher humidity at 79%. For more specifics on July's weather patterns, you can check out Mount Airy weather in July.
Comparing the weather between September and August reveals some distinct differences. In September, the temperature range begins much lower, with a minimum of 4°C (40°F), while August maintains a milder minimum of 13°C (55°F). The average temperature in September is slightly lower at 21°C (70°F) compared to August's 24°C (75°F). Interestingly, both months experience the same maximum temperature of 34°C (94°F). Precipitation is a bit higher in September, with 127 mm (5.0 in) over 11 days, compared to August's 107 mm (4.2 in) over 12 days. Humidity levels are also slightly higher in September at 68%, compared to 66% in August. For more detailed insights on August weather, you may refer to Mount Airy weather in August.
September's weather is characterized by warmer temperatures, with daily averages around 21°C (70°F) and a maximum reaching up to 34°C (94°F). The month experiences notable rainfall, totaling 127 mm (5.0 in) over 11 days, and maintains a humidity level of 68%. In contrast, October brings cooler temperatures, with a drop in the average to 16°C (61°F) and a minimum that can reach -1°C (30°F). While the maximum temperature can still hit 34°C (94°F), the month sees slightly less precipitation at 126 mm (4.9 in) over 9 days, and an increase in humidity to 78%. For more details on what to expect this month, check out Mount Airy weather in October.
September and November display a stark contrast in weather patterns. In September, temperatures range from a mild 21°C (70°F) on average to a high of 34°C (94°F), creating warm days balanced by cooler nights, with a total precipitation of 127 mm (5.0 in) over 11 days. In contrast, November brings much colder temperatures, with an average of 8°C (47°F) and nighttime lows dipping to -7°C (19°F), while the total precipitation decreases to 83 mm (3.2 in) over just 8 days. Additionally, November sees higher humidity levels at 89% compared to September's 68%. For more information, you can view the details here: Mount Airy weather in November.
Comparing the weather between September and December reveals significant shifts. In September, temperatures range from a mild 4°C (40°F) to a warm maximum of 34°C (94°F), with an average of 21°C (70°F). The month sees considerable rainfall, totaling 127 mm (5.0 in) over 11 days, accompanied by a relative humidity of 68%. In contrast, December experiences much colder temperatures, with a minimum of -10°C (15°F) and a milder maximum of 21°C (71°F), averaging around 6°C (43°F). Precipitation remains relatively low at 108 mm (4.3 in) over just 8 days, but humidity rises to 86%, making the air feel crisper. For more details on December weather, check out Mount Airy weather in December.
September in Mount Airy unfolds as a transitional month, shifting from the sweltering heat of summer to the milder embrace of autumn. With average temperatures hovering around a comfortable 21°C (70°F), the month presents a welcome relief from the peak summer highs, which can soar to 34°C (94°F). The combination of 68% humidity and 127 mm of precipitation over 11 days adds a refreshing touch to the landscape, often resulting in lush, vibrant surroundings. As the days gradually shorten and cool breezes begin to replace the summer warmth, September stands out as a time of change, making it a perfect month for enjoying outdoor activities amidst the beauty of nature's transition. For a deeper dive into the weather patterns that characterize this charming locale, visit Mount Airy Climate.