September Weather in Blowing Rock, United States

Last updated: February 24, 2025

In September, Blowing Rock, United States, experiences a delightful mix of warm and cool temperatures, with a maximum reaching 28°C (83°F) and a comfortable average of 18°C (65°F). The month sees a noticeable minimum dip to 3°C (38°F), encouraging cozy evenings. Rainfall is moderate, with total precipitation of 134 mm (5.3 in) spread over 13 days, contributing to the region’s lush greenery. The air is characterized by a humidity level of 68%, creating a refreshing atmosphere that enhances the vibrant autumnal scenery, making September a picturesque time to explore this charming destination.

September Temperature in Blowing Rock

In September, Blowing Rock experiences a gentle transition from summer to fall, with temperatures that hint at the crispness of autumn ahead. The month features a delightful average temperature of 18°C (65°F), creating a comfortable atmosphere for outdoor activities. Morning temperatures dip to a minimum of 3°C (38°F), signaling the cool evenings approaching, while the daytime can still warm up to a pleasant maximum of 28°C (83°F). This trend of gradually cooling temperatures paints a picturesque landscape where the thick greens of summer start to give way to the vibrant hues of fall, inviting both locals and visitors to embrace the beauty of the changing season.

September Weather in Blowing Rock: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Blowing Rock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec344044526166706864564238
Data source: Temperature data for Blowing Rock 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 Blowing Rock

September in Blowing Rock, United States, experiences a moderate precipitation total of 134 mm (5.3 in), making it one of the wetter months of the year. With 13 days marked by rain, this period showcases a slight decrease in both rainfall and rainy days compared to the summer months, which typically see higher precipitation levels. Notably, the rainfall amounts in September continue the trend of summer's richness, yet it transitions the town toward the drier autumn months that follow. As autumn approaches, residents can expect a shift in weather patterns, with October also bringing 146 mm (5.7 in) but with fewer rainy days at 11, heralding the start of a drier season. Overall, September serves as a bridge, capturing the tail end of summer's moisture while hinting at the crispness of fall ahead.

September Precipitation Trends in Blowing Rock

The chart displays monthly precipitation patterns in Blowing Rock, 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.
JanFebMarAprMayJunJulAugSepOctNovDec9713812115514814512414713414682117
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Blowing Rock

As September rolls into Blowing Rock, the humidity begins its gradual ascent from the summer lows, settling at a comfortable 68%. This marks a notable shift from August's 66%, indicating the onset of autumn’s crispness while still retaining traces of summer warmth. The trend reveals a steady decline in humidity from the beginning of the year, with January and February recording a high 87%. As the seasons progress, humidity dips to its lowest in July at 79%, before inching back up in the fall months. This cycle highlights the region's transition between the sultry summer and the more refreshing autumn, inviting locals and visitors alike to enjoy the changing landscape.

September Average Humidity in Blowing Rock

This chart illustrates the average monthly humidity levels in Blowing Rock, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Blowing Rock

In September, Blowing Rock experiences a UV Index of 10, categorizing it as very high and resulting in a burn time of just 15 minutes for unprotected skin. This slight dip from the extreme levels seen in the summer months indicates that while conditions remain intense, there is a gradual transition towards the cooler fall months. Interestingly, throughout the year, the UV Index in Blowing Rock reaches its peak during the summer, with highly extreme levels of 11 persisting from May through August. The shift in September marks a notable change, as the region begins to prepare for the softer sunlight of autumn. As always, staying informed about UV levels is crucial for skin protection; for detailed insights, visit the Blowing Rock UV Index.

Maximum UV Index Levels in Blowing Rock for September

The chart shows the monthly maximum UV Index (UVI) for Blowing Rock 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.
JanFebMarAprMayJunJulAugSepOctNovDec468111111111110863
Data source: Blowing Rock 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 Blowing Rock

September in Blowing Rock, United States, offers a beautiful transition from the summer's peak sunshine to the more subdued light of autumn. With 282 hours of sunshine, the month showcases a robust continuation of the sunny days, following the peak of 355 hours in July. While the numbers dip slightly from August’s 318 hours, they remain significantly above the winter months, highlighting a bountiful late-summer glow that invites both locals and visitors to enjoy the crisp air and stunning fall foliage. This gradual decline sets the stage for October’s 264 hours, allowing nature enthusiasts to relish in the picturesque landscapes while still basking in generous sunlight. The trend reflects a rich tapestry of light throughout the year, culminating in vibrant outdoor experiences during this enchanting time of year.

Monthly Sunshine Duration in Blowing Rock: September Highlighted

The September sunshine duration represents the total number of hours Blowing Rock 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.
JanFebMarAprMayJunJulAugSepOctNovDec152h182h245h264h303h319h355h318h282h264h231h187h
Data source: Blowing Rock September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Blowing Rock During September

September in Blowing Rock, United States, ushers in a promising 49% chance of sunny weather, marking a noticeable increase from the summer months. This shift indicates that as the heat of summer gradually recedes, the likelihood of basking in the sun's rays rises, providing a delightful interlude before autumn sets in. Following a peak in April with 53%, the sunny days begin to stabilize again in September, suggesting that while the weather begins to cool, it can still reward residents and visitors alike with ample sunshine. Notably, this month stands out as a transition, bridging the vibrant summer warmth and the crisp autumn air, making it a perfect time for outdoor activities under the cloudless skies.

Percentage of Sunny Days in September in Blowing Rock

The chart illustrates the percentage of sunny days in Blowing Rock 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 Blowing Rock experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%33%40%53%32%33%45%40%49%36%54%41%
Data source: Blowing Rock September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Blowing Rock in September

As summer transitions into autumn, September in Blowing Rock, United States, offers a daylight duration of 12 hours, marking a gradual decline as the days shorten. This month sees a gentle shift from the peak of summer, where June, July, and August bask in an impressive 14 hours of daylight. Following this high, September allows for ample daylight while hinting at the cool, crisp evenings ahead. The trend of decreasing daylight continues into the following months, with October dropping to 11 hours and November following suit at 10 hours. This rhythmic ebb and flow of daylight reflects nature's cyclical changes, inviting a transition into fall’s enchanting atmosphere.

Average Daylight Hours in Blowing Rock for September

The chart illustrates the variation in daylight duration in Blowing Rock throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 59m10h 52m11h 59m13h 8m14h 5m14h 34m14h 18m13h 27m12h 21m11h 13m10h 13m9h 43m
Data source: Blowing Rock daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Blowing Rock

As summer winds down and autumn beckons, September in Blowing Rock brings a refreshing shift in wind patterns. With an average wind speed of 2.1 m/s (5 mph), there's a slight uptick from the languid summer months, where winds dwindled to their lowest at 1.7 m/s (4 mph) in August. This gentle breeze signals the transition into fall, offering a hint of the crispness to come. Interestingly, while early autumn remains calmer compared to the lively gusts of late spring and early summer, September's winds breathe new life into the landscape, revitalizing both nature and spirits. As we move toward October, wind speeds gradually increase, indicating that the seasonal shift is well underway, setting the stage for the vibrant changes of the coming months.

Average September Wind Speed in Blowing Rock

The chart displays monthly wind speed patterns in Blowing Rock, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.03.23.03.22.32.11.91.72.1 m/s2.52.72.6
Data source: Blowing Rock September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Blowing Rock Compares to Other Months

The weather in Blowing Rock 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 Blowing Rock and find detailed weather information for every month.

September and January showcase stark contrasts in weather. In September, temperatures range from a mild 3°C (38°F) at night to a warm 28°C (83°F) during the day, with an average of 18°C (65°F). This month experiences a higher humidity level of 68% and sees about 134 mm (5.3 in) of rain over 13 days. In contrast, January's weather is much chillier, with temperatures dipping as low as -17°C (1°F) and averaging just 1°C (35°F). Despite similar precipitation days—11 in January—this month records lower overall rainfall at 97 mm (3.8 in), accompanied by a higher humidity of 87%. For a closer look at January weather specifics, visit Blowing Rock weather in January.

When comparing the weather in September and February, a stark contrast becomes evident. September experiences milder temperatures with a minimum of 3°C (38°F) and an average of 18°C (65°F), peaking at 28°C (83°F). The month sees around 134 mm (5.3 inches) of precipitation over 13 days, accompanied by a humidity level of 68%. In contrast, February presents a colder climate, featuring a minimum temperature of -13°C (8°F) and an average of 4°C (40°F), with a maximum of 23°C (75°F). February records slightly higher precipitation, totaling 138 mm (5.4 inches) over 15 days and a higher humidity rate of 87%. For more detailed insights on February weather, you can visit Blowing Rock weather in February.

When comparing the weather in September and March, notable differences emerge. September typically experiences milder temperatures, with a daily average of 18°C (65°F) and maximums reaching up to 28°C (83°F), whereas March sees a lower average of 7°C (45°F) with minimum temperatures dipping as low as -12°C (11°F). Both months receive a similar amount of precipitation, with September receiving 134 mm (5.3 in) over 13 days and March receiving 121 mm (4.7 in) over 14 days. Humidity is higher in March at 86%, compared to September's 68%, contributing to the colder and often wetter conditions during early spring. For more specifics on March conditions in this area, check out Blowing Rock weather in March.

When comparing the weather in September and April, notable differences emerge in temperature and humidity levels. September boasts a milder average temperature, ranging from a minimum of 3°C (38°F) to a comfortable maximum of 28°C (83°F), while April experiences colder temperatures, with a minimum of -6°C (21°F) and an average of 11°C (52°F). Additionally, April's humidity is higher at 84% compared to September's 68%, contributing to a more damp feel. Precipitation is relatively similar, with April having slightly more rainfall at 155 mm (6.1 in) versus September's 134 mm (5.3 in), both spread across 13 days. For a more detailed look at April weather specifics, visit Blowing Rock weather in April.

In comparing the weather of September and May, we see notable differences in temperature and precipitation patterns. September generally offers milder temperatures, with a minimum of 3°C (38°F) and an average of 18°C (65°F), peaking at 28°C (83°F). In contrast, May starts off chilly with a minimum of -2°C (30°F) but averages a slightly lower 16°C (61°F) and reaches a maximum of 27°C (81°F). Both months experience significant rainfall, with May experiencing a bit more at 148 mm (5.8 in) over 16 days compared to September's 134 mm (5.3 in) over 13 days. Additionally, humidity levels are higher in May at 83%, compared to September's 68%. For those interested in the specifics, you can find more details about weather conditions in May at Blowing Rock weather in May.

When comparing the weather in September and June, we see some notable differences. In September, temperatures typically range from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), with an average temperature of 18°C (65°F). In contrast, June experiences a slightly higher temperature range with minimums around 6°C (43°F) and maximums reaching 28°C (84°F), resulting in an average of 19°C (66°F). Precipitation is quite similar in both months, with September seeing 134 mm (5.3 in) over 13 days, while June has a slightly higher 144 mm (5.7 in) over 17 days. Additionally, humidity levels tend to be higher in June at 83%, compared to September's 68%. For more detailed information, you can check Blowing Rock weather in June.

When comparing the weather in September and July, we notice some distinct differences. September generally experiences a broader temperature range, with minimums dropping to around 3°C (38°F), while July maintains milder lows at 11°C (51°F). The average temperature in September is 18°C (65°F), slightly cooler than July's average of 21°C (70°F). Both months see similar levels of precipitation, with September receiving 134 mm (5.3 in) over 13 days and July experiencing 124 mm (4.9 in) across 17 days. However, July tends to be more humid, with humidity levels at 79%, compared to September's 68%. For a closer look at July's conditions, you can check out Blowing Rock weather in July.

In comparing the weather of September to that of August, September tends to be cooler, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), compared to August's milder range of 10°C (51°F) to 29°C (84°F). Precipitation is slightly lower in September, totaling 134 mm (5.3 inches) over 13 days, while August sees 147 mm (5.8 inches) across 17 days. Additionally, September has a higher average humidity at 68% compared to 66% in August. For a more detailed overview, check out Blowing Rock weather in August.

September typically experiences milder temperatures, with lows around 3°C (38°F) and average highs reaching up to 28°C (83°F). In contrast, October brings cooler minimum temperatures, dropping to -4°C (25°F), yet can still reach an impressive maximum of 29°C (84°F). September has a slightly lower average precipitation of 134 mm (5.3 in) compared to October's 146 mm (5.7 in), although October sees rain over fewer days (11) than September's 13. Additionally, October's humidity is higher at 78%, compared to September's 68%. For more detailed insights, check out Blowing Rock weather in October.

September and November present a stark contrast in weather conditions. In September, temperatures range from a mild 3°C (38°F) at night to a warm 28°C (83°F) during the day, with an average of 18°C (65°F). The month experiences considerable rainfall, totaling 134 mm (5.3 in) over approximately 13 days, coupled with a humidity level of 68%. In contrast, November ushers in much colder temperatures, with a minimum of -10°C (14°F) and an average of only 6°C (43°F), peaking at 22°C (72°F). Precipitation decreases to 82 mm (3.2 in) across 9 days, but humidity rises significantly to 89%. For more detailed insights on November weather, check out Blowing Rock weather in November.

In September, the weather is generally mild and pleasant, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F). The month sees considerable rainfall, totaling 134 mm (5.3 in) over about 13 days, and a humidity level of 68%. In contrast, December brings much colder conditions, characterized by an average temperature of 4°C (39°F) and lows dropping to -14°C (7°F). Precipitation in December is slightly less at 117 mm (4.6 in) over 11 days, but the humidity rises to 86%, contributing to a more wintry atmosphere. For more specific insights, you can check Blowing Rock weather in December.

Compare Blowing Rock's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Blowing Rock

As September unfolds in Blowing Rock, the weather offers a delightful transition from the summer heat to the crispness of fall. The average temperatures are pleasantly mild, providing a comfortable backdrop for outdoor adventures, while a notable increase in precipitation sets this month apart from the drier summer months. With humidity levels hovering around 68%, the air is rich yet refreshing, enhancing the vibrant hues of the changing leaves. The fluctuating daytime warmth and cooler nights make September a unique experience, inviting visitors to embrace the beauty of nature’s shift. For more detailed insights on seasonal variations, visit Blowing Rock Climate.