September Weather in Lake Norman of Catawba, United States

Last updated: February 24, 2025

In September, Lake Norman of Catawba experiences a warm transition into fall, with temperatures peaking at a hot 35°C (95°F) and averaging around a comfortable 23°C (74°F). The minimum temperature can drop to a cool 8°C (46°F), offering a pleasant variety throughout the month. Rainfall is relatively moderate, with a total precipitation of 128 mm (5.0 in) over 9 days, contributing to the area's lush landscapes. This month also brings a humidity level of 75%, adding a slight stickiness to the warm days, making early autumn both inviting and refreshing for visitors and residents alike.

September Temperature in Lake Norman of Catawba

In September, Lake Norman of Catawba experiences a pleasing transition as summer begins to fade into fall. With minimum temperatures around 8°C (46°F) and an inviting average of 23°C (74°F), this month offers a comfortable climate perfect for outdoor activities. The maximum temperature can still reach 35°C (95°F), signaling that warm days are not quite over yet. Compared to the hotter months of July and August, September brings a notable dip in extreme heat, providing a refreshing change that’s ideal for leisure and exploration. As days begin to shorten and the air turns crisper, the region starts to showcase the beautiful beginnings of autumn, inviting both locals and visitors to enjoy all that this stunning lake has to offer.

September Weather in Lake Norman of Catawba: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Lake Norman of Catawba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434853617076817874645046
Data source: Temperature data for Lake Norman of Catawba 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 Lake Norman of Catawba

In September, Lake Norman of Catawba experiences a notable increase in precipitation, with 128 mm (5.0 in) of rainfall—making it the wettest month of the year. Interestingly, this uptick comes despite the relatively short duration of rainfall, with just 9 days of measurable precipitation. This pattern contrasts with the preceding summer months, where July and August, while having more rainy days (15 and 12 respectively), recorded lower total rainfall. This trend suggests that September serves as a transition from the hotter, drier summer season to the wetter autumn months, underlining the region's climatic variability.

September Precipitation Trends in Lake Norman of Catawba

The chart displays monthly precipitation patterns in Lake Norman of Catawba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec9011687111119798810312810787119
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lake Norman of Catawba

As summer wanes and September arrives in Lake Norman of Catawba, the humidity drops to 75%, marking a subtle shift from the sweltering heights of August's 74%. This decline in humidity reflects the region's gradual transition into fall, where the air begins to feel crisper and more invigorating. Throughout the year, humidity levels start high at 86% in January and maintain a relatively high range until mid-summer, when they finally peak in July at 80%. Following this, the trend of declining humidity continues into the autumn months, suggesting a refreshing reprieve from the heat and signaling the onset of a more comfortable climate as the year draws to a close. As the season progresses, humidity levels will begin to creep back up, reminding residents of the lush landscapes that thrive in the surrounding areas.

September Average Humidity in Lake Norman of Catawba

This chart illustrates the average monthly humidity levels in Lake Norman of Catawba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%82%83%82%80%74%75%79%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lake Norman of Catawba

As summer transitions into fall, September in Lake Norman of Catawba sees a slight decline in the UV Index, measuring 9 and maintaining a very high exposure category. This trend follows the extreme UV levels of 11 in the peak summer months of June and July, indicating that while temperatures may drop, the potential for skin damage remains significant. With a burn time of just 15 minutes, it’s crucial for residents and visitors alike to stay vigilant about sun protection. As we move deeper into fall, the UV Index will gradually decrease; however, September still calls for caution in sun exposure. For more details on UV trends and safe practices, visit Lake Norman of Catawba UV Index.

Maximum UV Index Levels in Lake Norman of Catawba for September

The chart shows the monthly maximum UV Index (UVI) for Lake Norman of Catawba 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.
JanFebMarAprMayJunJulAugSepOctNovDec46810101111109853
Data source: Lake Norman of Catawba 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 Lake Norman of Catawba

As summer bids farewell, September in Lake Norman captivates with its golden sunlight, offering 280 hours of radiant warmth. This month marks a delightful transition, featuring a gradual decline from the peak July sunshine of 347 hours, but still shining brightly compared to the earlier months of the year. As the vibrant hues of autumn begin to emerge, September’s days remain long and inviting for outdoor adventures, lingering just below the sun-drenched heights of summer. The shift in light not only enhances the landscape but also sets the stage for a picturesque fall, weaving the threads of warmth and change beautifully together.

Monthly Sunshine Duration in Lake Norman of Catawba: September Highlighted

The September sunshine duration represents the total number of hours Lake Norman of Catawba 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.
JanFebMarAprMayJunJulAugSepOctNovDec159h178h247h270h296h321h347h309h280h258h226h196h
Data source: Lake Norman of Catawba September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lake Norman of Catawba During September

In September, Lake Norman of Catawba enjoys a 52% chance of sunny weather, marking a pleasant transition as summer fades into fall. This percentage reveals a notable improvement compared to the more overcast months of June and July, which see probabilities drop to 29% and 43%, respectively. As the days begin to shorten, the odds of basking in sunlight rise, outpacing both the early and later months of the year, like January's 47% and October's 46%. This favorable likelihood of sunny days in September not only enhances outdoor plans but also invites locals and visitors alike to savor the beauty of Lake Norman under clear skies.

Percentage of Sunny Days in September in Lake Norman of Catawba

The chart illustrates the percentage of sunny days in Lake Norman of Catawba 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 Lake Norman of Catawba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%37%37%58%37%29%43%43%52%46%61%45%
Data source: Lake Norman of Catawba September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lake Norman of Catawba in September

As summer transitions to fall, September in Lake Norman of Catawba reveals a notable shift in daylight hours, with the region basking in approximately 12 hours of sunlight. This decrease from the 14 hours experienced during the peak summer months signals the creeping onset of autumn. While the daylight gradually wanes from the vibrant days of June and July, when sunlight reigns supreme, September's gentle dimming offers a perfect balance of light, allowing residents to enjoy the lingering warmth of summer before the landscape succumbs to the cooler tones of October. The gradual ebb of daylight reminds us of nature's cyclical rhythm, as we prepare for the cozy months ahead.

Average Daylight Hours in Lake Norman of Catawba for September

The chart illustrates the variation in daylight duration in Lake Norman of Catawba throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 2m10h 53m11h 59m13h 6m14h 3m14h 30m14h 15m13h 25m12h 21m11h 14m10h 15m9h 46m
Data source: Lake Norman of Catawba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lake Norman of Catawba

As September arrives in Lake Norman of Catawba, the winds begin to shift, bringing a refreshing yet gentle breeze that averages 2.0 m/s (4 mph). Following a summer of increasingly calm conditions, with July and August experiencing the lowest winds of the year, September's air starts to stir slightly, hinting at the transition into autumn. This subtle uptick in wind speed marks a shift from the summer lulls, setting the stage for the more dynamic breezes that October and November will bring. As the temperatures cool and the foliage begins to show touches of fall, the soft whistling of September winds creates a peaceful atmosphere, inviting residents and visitors alike to enjoy outdoor activities in this beautiful expanse.

Average September Wind Speed in Lake Norman of Catawba

The chart displays monthly wind speed patterns in Lake Norman of Catawba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.82.72.92.62.22.01.82.0 m/s2.32.62.7
Data source: Lake Norman of Catawba September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lake Norman of Catawba Compares to Other Months

The weather in Lake Norman of Catawba 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 Lake Norman of Catawba and find detailed weather information for every month.

In September, temperatures can range from a mild 8°C (46°F) at night to a warm 35°C (95°F) during the day, with an average of 23°C (74°F). This month experiences significant humidity at 75%, alongside 128 mm (5.0 in) of rainfall over 9 days. In contrast, January presents a much colder climate, with minimum temperatures plummeting to -13°C (9°F) and an average of just 6°C (43°F), peaking at a more moderate 24°C (76°F). January is slightly drier, with 90 mm (3.5 in) of precipitation over the same number of days, but the humidity is higher at 86%. For more specific details about the weather during this cold month, check out Lake Norman of Catawba weather in January.

September and February present contrasting weather patterns. In September, the temperatures are generally warmer, ranging from a minimum of 8°C (46°F) to a maximum of 35°C (95°F), with an average of 23°C (74°F). The month experiences moderate precipitation of 128 mm (5.0 in) over about 9 days, and humidity levels hover around 75%. In contrast, February is significantly cooler, with temperatures dipping as low as -6°C (21°F) and peaking at 28°C (82°F), averaging 9°C (48°F). Despite slightly lower precipitation at 116 mm (4.6 in) over 10 days, February sees a higher humidity level of 85%. For more details, check out the Lake Norman of Catawba weather in February.

September and March present contrasting weather conditions. September typically enjoys warmer temperatures, with averages around 23°C (74°F) and maximums reaching up to 35°C (95°F), while March has cooler averages of 12°C (53°F) and a maximum of 30°C (86°F). Precipitation in September is higher, totaling 128 mm (5.0 in) over 9 days, compared to March's 87 mm (3.4 in) over 11 days, indicating slightly wetter conditions in the latter month despite the overall lesser amount. Furthermore, humidity levels are higher in March at 84%, compared to September’s 75%, contributing to a different feel in the air. For more detailed insights, check out the Lake Norman of Catawba weather in March.

When comparing the weather in September and April, there are notable differences in temperature and humidity. September boasts warmer temperatures, with a minimum of 8°C (46°F) and an average of 23°C (74°F), reaching up to a maximum of 35°C (95°F). In contrast, April starts cooler with a minimum of 0°C (32°F) and an average of 16°C (62°F), peaking at 30°C (86°F). Precipitation levels are relatively similar, with September experiencing 128 mm (5.0 in) of rainfall over 9 days and April slightly lower at 111 mm (4.4 in) over the same number of days. Humidity is higher in April at 82% compared to September’s 75%, making April feel more humid despite the cooler temperatures. For more detailed insights, check out Lake Norman of Catawba weather in April.

In comparing the weather of September and May, both months experience similar high temperatures, reaching up to 35°C (95°F in September and 96°F in May). However, September tends to be warmer on average, with temperatures ranging from a minimum of 8°C (46°F) to an average of 23°C (74°F), while May has a slightly cooler minimum of 4°C (40°F) and an average of 21°C (70°F). Precipitation levels are also comparable, with September receiving 128 mm (5.0 in) over 9 days, and May having 119 mm (4.7 in) over 13 days. Additionally, humidity is higher in May at 83% compared to September's 75%, contributing to the often more muggy conditions experienced during that time. For more detailed information on the weather during May in this area, check Lake Norman of Catawba weather in May.

In comparing the weather between September and June, September tends to exhibit a wider range of temperatures, with minimums dropping to 8°C (46°F) while max temperatures can reach up to 35°C (95°F). In contrast, June maintains warmer overall temperatures, starting from a minimum of 12°C (53°F) and peaking at 37°C (98°F). Precipitation levels are also notable; September has higher rainfall at 128 mm (5.0 in) over 9 days, while June sees less with 79 mm (3.1 in) across 11 days. Humidity stays relatively high in both months, peaking at 82% in June compared to 75% in September. For more specific insights, you can check the detailed weather conditions during this month at Lake Norman of Catawba weather in June.

When comparing the weather of September and July, notable differences emerge. September experiences a broader temperature range, with minimums dropping to 8°C (46°F) and maximums reaching up to 35°C (95°F), while July maintains higher temperatures, with minimums at 16°C (62°F) and maximums peaking at 37°C (100°F). Precipitation in September is significantly higher, averaging 128 mm (5.0 in) over 9 days, compared to July's 88 mm (3.5 in) over 15 days. Humidity levels are also slightly lower in September at 75%, in contrast to July’s 80%. For more details on July weather, you can visit Lake Norman of Catawba weather in July.

In comparing the weather of September and August, September presents a notable drop in minimum temperatures, with lows reaching 8°C (46°F) compared to August's milder 15°C (59°F). However, the average temperatures in both months are quite similar, with September averaging 23°C (74°F) against August’s 26°C (79°F). Both months experience the same maximum temperature of 35°C (95°F), but September sees increased precipitation, totaling 128 mm (5.0 in) over 9 days, slightly higher than August's 103 mm (4.0 in) over 12 days. Additionally, September maintains a slightly higher humidity level at 75%, compared to August's 74%. For more specific insights on this month, you can refer to Lake Norman of Catawba weather in August.

September generally offers warmer temperatures, with averages reaching up to 23°C (74°F) and maximums hitting 35°C (95°F), while October sees a cooler average of 18°C (65°F) and a minimum temperature that drops significantly to 1°C (34°F). Both months experience similar levels of precipitation, around 107 mm (4.2 in) in October compared to 128 mm (5.0 in) in September, occurring on approximately nine days. Interestingly, October's humidity slightly increases to 79% from September's 75%, adding to the crisp feel of the autumn air. For a detailed look at what to expect, you can check the Lake Norman of Catawba weather in October.

September brings warm temperatures, with a minimum of 8°C (46°F) and an average of 23°C (74°F), reaching highs of up to 35°C (95°F). However, it also experiences considerable rainfall, with 128 mm (5.0 in) over 9 days and a humidity level of 75%. In contrast, November sees much cooler weather, with a minimum temperature of -5°C (24°F) and an average of 10°C (51°F), peaking at 26°C (80°F). While November has less rainfall at 87 mm (3.4 in) across 8 days, it has higher humidity at 87%. This stark contrast between the two months highlights the transition from the warmth of early autumn to the chill of late fall. For more details, you can check out the Lake Norman of Catawba weather in November.

September experiences warmer temperatures with an average of 23°C (74°F) and peaks reaching up to 35°C (95°F), while December brings a significant chill, with average temperatures around 8°C (46°F) and lows dropping to -7°C (20°F). Both months see a similar amount of rainfall, with 128 mm (5.0 in) in September compared to 119 mm (4.7 in) in December, and both typically have about nine days of precipitation. However, the humidity in December is higher at 87%, compared to September's 75%, contributing to a different feel in the air. For more details, check out Lake Norman of Catawba weather in December.

Compare Lake Norman of Catawba's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Lake Norman of Catawba

As September unfolds at Lake Norman of Catawba, the weather marks a noticeable transition from the intense heat of summer to a more temperate experience. With balmy days featuring warm temperatures and average humidity around 75%, it is an inviting time for outdoor activities. However, September brings slightly increased rainfall, with precipitation appearing on several days, helping to nourish the landscape. This month stands out as a perfect blend of summer warmth and the gentle onset of autumn, making it an ideal time for both relaxation and exploration. For more detailed insights into the region's weather patterns, visit Lake Norman of Catawba Climate.