Last updated: February 24, 2025
In September, Franconia, United States experiences a notable transition in weather, characterized by an average temperature of 15°C (58°F), with maximums reaching 29°C (85°F) and dipping as low as -5°C (23°F). This month also sees 69 mm (2.7 inches) of precipitation over approximately 9 rainy days, contributing to a humid atmosphere with an average humidity level of 77%. As summer bids farewell, the climate in Franconia offers a vibrant blend of warm days and cooler evenings, making it an ideal time for outdoor activities amidst the changing landscape.
In September, Franconia experiences a notable transition in temperatures as summer gives way to the crispness of fall. With minimums dipping to -5°C (23°F) and average highs reaching a comfortable 29°C (85°F), the month offers a delightful blend of warmth and coolness. While the average temperature settles around 15°C (58°F), it's clear that the lingering summer vibes still hold sway, inviting outdoor adventures in the golden-hued landscapes. As daylight hours gradually shorten and nature begins its colorful transformation, September provides a perfect backdrop for enjoying the pleasant weather before the colder months set in.
In September, Franconia experiences a distinct shift in precipitation patterns, receiving 69 mm (2.7 in) of rain over just 9 days. This marks a notable decrease from the wetter summer months, particularly August's 91 mm (3.6 in), indicating a transition towards drier conditions as autumn sets in. The reduction in both precipitation amount and rainy days suggests a less turbulent weather pattern, setting the stage for the crisp days of October, which typically brings significantly more rain at 140 mm (5.5 in) over 14 days. This trend highlights September as a transitional month, bridging the gap between the summer’s moisture-laden atmosphere and the more variable conditions ahead.
In September, Franconia experiences a moderate humidity level of 77%, marking a slight increase from the lower summer months of June and August, which recorded 72% and 74% respectively. This uptick signals the transition into fall, as humidity levels begin to rise again, aligning closely with the 78% seen in May. Overall, September stands out as a bridge between the drier summer heat and the moistness of autumn, as humidity levels creep back up closer to the yearly average that hovers around 85% in the later months. The gradual shift emphasizes the region's characteristic climate, characterized by its initially high humidity in the winter and a slow decline through the warmer seasons, before climbing back up again towards the end of the year.
As September rolls into Franconia, the UV Index sees a slight decrease to 7, indicating a transition from the intense sun of summer to the more moderate sunlight of fall. With a burn time of 25 minutes, this month is classified as having a high exposure category, reminding residents to stay vigilant with sun protections. Notably, this drop from the peak levels of June's 10 and July's 9 suggests that while sun safety remains essential, the urgency begins to lessen as we approach the cooler months. As the UV Index stabilizes, now is the perfect time to enjoy outdoor activities while still being mindful of sun exposure. For ongoing updates on UV levels, check out the details at Franconia UV Index.
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September in Franconia boasts a delightful 275 hours of sunshine, marking a significant drop from the sun-drenched peak of 322 hours in August. This transition signals the gradual fade of summer's brilliance as autumn approaches. The month still enjoys a commendable amount of sunshine, with September holding onto more hours than any of the winter months, which see considerably less daylight. As the vibrant hues of fall begin to emerge, the sun continues to play a generous role, making September a splendid time for outdoor activities before the cool weather sets in. The trend from summer to fall highlights a rich tapestry of light, inviting residents and visitors alike to bask in the lingering warmth of early autumn days.
In Franconia, the weather trend in September reveals a promising 36% chance of sunny days, making it one of the more favorable months for sunshine as summer transitions into fall. This figure stands out when compared to the relatively lower chances observed in the peak summer months, particularly July with just 22%. As the seasons shift, September offers a welcome respite with a notable increase in sunny weather possibilities, surpassing August’s 31% and approaching more favorable months like November, which boasts a 45% chance of sunshine. Overall, September presents a delightful opportunity for outdoor activities, as the likelihood of sunny weather begins to rise after the humid days of summer.
As summer gracefully transitions into fall, September in Franconia sees a noticeable decrease in daylight, with the average lasting around 12 hours. This marks a subtle decline from the peak of 15 hours experienced in the height of summer during June and July. Following a vibrant August, where daylight begins to wane, September serves as a gentle reminder of the impending autumn, reflecting nature's rhythm as it gradually shifts toward shorter days. The light lingers just a little longer as we welcome cooler temperatures, yet the trend continues into October, when daylight dips to 10 hours. This pattern highlights the cyclical ebb and flow of daylight, a comforting constant in the ever-changing seasons.
As summer transitions into autumn, September winds in Franconia pick up a bit, averaging 2.5 m/s (6 mph), slightly stronger than the breezy lull of August. This month reflects a subtle revival in wind speed, which has dipped over the previous summer months but still holds its ground compared to earlier in the year. Notably, the steady wind speed in September aligns with the patterns seen in November, hinting at a consistent breeze as the seasons change. As leaves begin to turn and cooler days approach, the gentle winds carry a whisper of the transformation underway, adding a refreshing touch to the vibrant landscape of Franconia.
The weather in Franconia 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 Franconia and find detailed weather information for every month.
September and January present stark contrasts in weather conditions. In September, temperatures range from a chilly -5°C (23°F) at night to a warm 29°C (85°F) during the day, with an average of 15°C (58°F). The month experiences 69 mm (2.7 in) of precipitation over about 9 days, accompanied by a humidity level of 77%, creating a fairly comfortable atmosphere. In contrast, January features much colder temperatures, with a minimum of -31°C (-23°F) and an average of -8°C (17°F), peaking at just 12°C (54°F). This month also has higher precipitation at 86 mm (3.4 in) over 12 days and increased humidity at 91%, making it feel even more severe. For a detailed overview of the January conditions, you can check Franconia weather in January.
September and February present contrasting weather conditions. In September, temperatures range from a chilling -5°C (23°F) at night to a warm 29°C (85°F) during the day, with a pleasant average of 15°C (58°F). The month experiences 69 mm (2.7 in) of precipitation over approximately 9 days, accompanied by a humidity level of 77%. In stark contrast, February is much colder, with temperatures dipping as low as -27°C (-16°F) and an average temperature of -7°C (20°F), peaking at only 16°C (62°F). This month sees higher precipitation at 85 mm (3.4 in) spread across 13 days, and humidity rises to 89%, creating a more frigid atmosphere. For a deeper dive into February weather specifics, you can visit Franconia weather in February.
When comparing the weather in September and March, it’s clear that they present stark contrasts. September boasts a milder climate, with average temperatures around 15°C (58°F) and a maximum of 29°C (85°F), making it generally more pleasant and comfortable. In contrast, March experiences much colder temperatures, with averages dipping to -3°C (27°F) and nighttime lows plummeting to -22°C (-8°F). Additionally, while September has 69 mm of precipitation over 9 days, March sees slightly more precipitation at 77 mm but over 11 days, contributing to a more humid atmosphere at 85%. For more detailed insights about the weather during this month, you can check out Franconia weather in March.
When comparing the weather in September and April, notable differences emerge. September offers milder temperatures, with a minimum of -5°C and an average of 15°C, while April starts off chillier, with a minimum of -12°C and an average of only 4°C. Although September can reach highs of 29°C, April's maximum is more modest at 24°C. Precipitation is also more pronounced in April, with 125 mm falling over 16 days compared to September's 69 mm across 9 days. Additionally, April has slightly higher humidity levels at 84% versus September's 77%. For more detailed insights, you can check Franconia weather in April.
September and May present notable differences in weather patterns. September generally offers a wider temperature range, with minimums around -5°C (23°F) and maximums reaching up to 29°C (85°F), and an average temperature of 15°C (58°F). In contrast, May features slightly milder conditions, with a minimum of -3°C (27°F) and a maximum of 31°C (87°F), resulting in an average temperature of 12°C (53°F). Precipitation levels are higher in May at 104 mm (4.1 in) over approximately 13 days, compared to 69 mm (2.7 in) over 9 days in September. Both months have similar humidity levels, with September at 77% and May at 78%. For more detailed insights on May weather, visit Franconia weather in May.
When comparing the weather in September and June, noticeable differences emerge. September experiences slightly cooler temperatures, with average highs around 29°C (85°F) and lows dipping to -5°C (23°F), while June boasts a warmer average of 17°C (62°F) at night and can peak at 31°C (88°F). Additionally, September typically sees less precipitation at 69 mm (2.7 in) over 9 days, compared to June's 109 mm (4.3 in) spread across 12 days. Humidity levels are also a bit higher in September at 77%, compared to 72% in June. For more detailed insights on June’s weather patterns, check out Franconia weather in June.
When comparing the weather in September and July, it's clear that July tends to be warmer, with average temperatures reaching 19°C (67°F) and maximums hitting 33°C (91°F). In contrast, September boasts a cooler average of 15°C (58°F) and a maximum of 29°C (85°F). Precipitation also varies between the two months; July sees a higher rainfall of 119 mm (4.7 in) across 14 days, whereas September experiences 69 mm (2.7 in) of rain over 9 days, making it relatively drier. Humidity levels are slightly higher in September at 77%, compared to July's 75%. For more details on the July weather specifically, you can check Franconia weather in July.
September's weather presents a notable shift from August, with cooler average temperatures ranging from a minimum of -5°C (23°F) to a maximum of 29°C (85°F), compared to August's minimum of 4°C (40°F) and maximum of 32°C (89°F). While September boasts an average temperature of 15°C (58°F), August remains warmer with an average of 18°C (66°F). Additionally, September experiences slightly more precipitation over fewer days, accumulating 69 mm (2.7 in) across 9 days, in contrast to August's 91 mm (3.6 in) over 13 days. Humidity levels are also slightly higher in September at 77%, compared to 74% in August. For a more detailed comparison, you can check Franconia weather in August.
September and October present a noticeable shift in weather patterns. In September, temperatures range from a chilly minimum of -5°C (23°F) to a warm maximum of 29°C (85°F), averaging around 15°C (58°F). The month experiences moderate rainfall with about 69 mm (2.7 in) of precipitation over 9 days, accompanied by a humidity level of 77%. In contrast, October is cooler overall, with temperatures dropping to a minimum of -7°C (20°F), an average of 8°C (47°F), and a maximum of 24°C (76°F). Rainfall increases significantly to 140 mm (5.5 in) over 14 days, and humidity rises to 85%. For more detailed insights, you can visit Franconia weather in October.
When comparing the weather in September and November, there's a notable shift in temperature and precipitation patterns. September typically experiences milder temperatures, with an average of 15°C (58°F) and maximums reaching up to 29°C (85°F), while November's average temperature drops significantly to 0°C (32°F), with minimums plummeting to -21°C (-5°F). Additionally, November sees increased rainfall, totaling 116 mm (4.6 in) over 15 days, compared to September's 69 mm (2.7 in) over 9 days, and the humidity rises slightly from 77% in September to 86% in November. For more detailed information, you can check Franconia weather in November.
In September, the weather is generally milder with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 29°C (85°F), averaging around 15°C (58°F). During this month, precipitation is moderate at 69 mm (2.7 in) over about 9 days, and humidity hovers around 77%. By contrast, December brings a stark change, with much colder temperatures that can dip to -30°C (-21°F) and average around -6°C (22°F), peaking at just 13°C (56°F). Precipitation increases to 100 mm (3.9 in) over approximately 15 days, and humidity also rises to 85%. For more details on December conditions, you can check Franconia weather in December.
As summer gracefully transitions into fall, September in Franconia offers a unique blend of milder temperatures and increased humidity, setting it apart from the warmer months. The pleasant average temperature makes outdoor activities enjoyable, even as the evenings start to cool down significantly. With almost a week of precipitation scattered throughout the month, the landscape begins to shift as vibrant autumn hues emerge. This refreshing change creates an inviting atmosphere for both locals and visitors alike, making September a delightful time to explore the beauty of Franconia. For a deeper understanding of what to expect, visit Franconia Climate.