September Weather in Lake Ozark, United States

Last updated: February 24, 2025

September in Lake Ozark, United States, showcases a vibrant transition into the fall season. With maximum temperatures peaking at 34°C (94°F) and an average of 23°C (73°F), the weather remains pleasantly warm. However, the nights can be crisp, dipping to a cool 9°C (48°F). This month witnesses 57 mm (2.2 in) of precipitation over approximately 7 days, providing a refreshing contrast to the summer heat. The humidity level sits at a comfortable 72%, making for enjoyable outdoor activities amidst the stunning natural beauty of the area. Whether you're exploring the lakes or enjoying the local festivities, September offers a delightful experience in Lake Ozark.

September Temperature in Lake Ozark

In September, Lake Ozark begins to embrace the warmth of early autumn, with temperatures settling into a comfortable rhythm. The month sees a minimum of 9°C (48°F), while the average temperature rises to a pleasant 23°C (73°F), peaking at a delightful 34°C (94°F). This shift reflects a transition from the sweltering summer heat, marked by July and August’s highs, towards a temperate climate that invites outdoor activities. As the days grow shorter, the mild temperatures create a perfect backdrop for enjoying the lake’s beauty, making September an ideal time for visitors to revel in the natural charm of the region before the chill of October sets in.

September Weather in Lake Ozark: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Lake Ozark, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333647556676807673594640
Data source: Temperature data for Lake Ozark 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 Ozark

In September, Lake Ozark experiences a noticeable dip in precipitation, with just 57 mm (2.2 inches) of rain recorded over 7 days. This marks one of the driest months of the year, following the wetter summer months of May and June, which feature significantly higher rainfall averages. As the seasons transition toward autumn, this reduction in precipitation hints at the drier conditions that predominantly characterize the late year. Interestingly, while September’s rainfall is lighter, it serves as a precursor to the wetter October, which often brings additional moisture to the region. This rhythmic fluctuation in precipitation underlines the seasonal dynamics of Lake Ozark, making September an intriguing month for both weather enthusiasts and locals alike.

September Precipitation Trends in Lake Ozark

The chart displays monthly precipitation patterns in Lake Ozark, 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.
JanFebMarAprMayJunJulAugSepOctNovDec706311812416210011498571146041
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lake Ozark

September in Lake Ozark marks a notable shift in humidity, as levels drop to 72%, making it one of the driest months of the year. This decline follows a summer filled with relatively high humidity, peaking at 83% in June. As the region transitions into fall, the comfortable September conditions create a refreshing contrast to the muggy heat of previous months. While humidity rates begin to stabilize at 72% in both September and October, this period sets the stage for a subsequent rise in humidity as winter approaches, reflected in the noticeably higher percentages of 84% in November and 86% in December. Overall, September acts as a bridge between the sultry summer and the crispness of autumn, inviting residents and visitors alike to enjoy the milder weather.

September Average Humidity in Lake Ozark

This chart illustrates the average monthly humidity levels in Lake Ozark, 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%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lake Ozark

In September, Lake Ozark experiences a UV Index of 9, classifying it within the very high exposure category. As summer edges towards fall, sunlight remains potent, with a burn time of just 15 minutes for unprotected skin. This trend of elevated UV levels reflects the lingering intensity from the peak summer months, where the UV Index reached a maximum of 11 in both June and July. While October offers a slight reprieve with a drop to a high exposure level of 7, September still requires vigilant sun protection. To ensure safety while enjoying the outdoors, residents and visitors alike should stay informed about the UV Index levels throughout the month. For more details, visit Lake Ozark UV Index.

Maximum UV Index Levels in Lake Ozark for September

The chart shows the monthly maximum UV Index (UVI) for Lake Ozark 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.
JanFebMarAprMayJunJulAugSepOctNovDec35710101111109753
Data source: Lake Ozark 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 Ozark

As summer gracefully transitions into autumn, September in Lake Ozark delivers a splendid 286 hours of sunshine, a warm embrace before the chill of October sets in. Following the sun-soaked months of June and July, which boast impressive totals of 327 and 349 hours respectively, September highlights an enjoyable alignment of warmth and comfort, showcasing nature's stunning palette as the leaves begin to change. While the hour count dips slightly from the vibrant highs of summer, it's still a delightful continuation of sunshine, inviting residents and visitors alike to relish in outdoor activities and lake adventures. This gentle descent into fall hints at the cozy months ahead while still celebrating the last golden rays of summer.

Monthly Sunshine Duration in Lake Ozark: September Highlighted

The September sunshine duration represents the total number of hours Lake Ozark 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.
JanFebMarAprMayJunJulAugSepOctNovDec139h184h215h248h279h327h349h324h286h244h218h204h
Data source: Lake Ozark September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lake Ozark During September

As September rolls into Lake Ozark, the likelihood of sunny weather significantly climbs to 71%, making it one of the sunniest months of the year. This uptick follows a gradual trend throughout the warmer months; starting from 25% in May, the sunshine probability steadily increases, peaking in August at 53% before reaching its zenith in September. This month’s high chance of sun is a stark contrast to the winter months, where January sees a mere 29% chance of sun. With such promising weather, September presents an ideal opportunity for outdoor activities and soaking up the late-summer sun in this picturesque region.

Percentage of Sunny Days in September in Lake Ozark

The chart illustrates the percentage of sunny days in Lake Ozark 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 Ozark experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%32%45%47%25%44%51%53%71%45%57%54%
Data source: Lake Ozark September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lake Ozark in September

As summer gives way to autumn in Lake Ozark, September marks a subtle transition in daylight duration, with the sunshine gracing the area for about 12 hours each day. This decrease from the 14 hours enjoyed during the peak of summer brings a slight chill in the air, signaling the approach of fall. Following the vibrant long days of July and August, September's daylight is an invitation to savor the lingering warmth while embracing the changing colors of nature. As the days continue to shorten through October and November, each sunset becomes a reminder of the cyclical dance of seasons, connecting the community to the rhythm of the year.

Average Daylight Hours in Lake Ozark for September

The chart illustrates the variation in daylight duration in Lake Ozark throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 50m10h 46m11h 58m13h 13m14h 15m14h 45m14h 29m13h 33m12h 22m11h 9m10h 4m9h 32m
Data source: Lake Ozark daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lake Ozark

As the summer heat wanes, September ushers in a refreshing shift in wind patterns at Lake Ozark. With an average wind speed of 3.0 m/s (7 mph), September sees a subtle uptick from the calmer months of July and August, where breezes dipped to 2.1 m/s (5 mph) and 2.5 m/s (6 mph), respectively. This slight increase not only provides a cool respite but sets the stage for a transition to autumn, as wind speeds rise again in October. Overall, this seasonal shift reflects an invigorating blend of cool air, perfect for outdoor activities against the backdrop of vibrant fall foliage.

Average September Wind Speed in Lake Ozark

The chart displays monthly wind speed patterns in Lake Ozark, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.23.73.33.02.52.12.53.0 m/s3.33.33.6
Data source: Lake Ozark September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lake Ozark Compares to Other Months

The weather in Lake Ozark 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 Ozark and find detailed weather information for every month.

September and January present contrasting weather experiences. In September, temperatures range from a mild 9°C (48°F) at night to a warm 34°C (94°F) during the day, with an average of 23°C (73°F). The month sees about 57 mm (2.2 in) of precipitation over seven days, paired with a humidity level of 72%, contributing to a warm and somewhat humid atmosphere. In stark contrast, January brings much colder conditions, with temperatures plummeting to a minimum of -19°C (-3°F) and an average of just 1°C (34°F). The maximum temperature reaches a more moderate 20°C (68°F), but overall, the month records about 70 mm (2.7 in) of precipitation, still over seven days, yet with a higher humidity of 80%. For a detailed look at winter conditions, you can check out Lake Ozark weather in January.

When comparing September and February, the weather patterns present a stark contrast. September boasts a mild average temperature of 23°C (73°F) with maximums peaking at 34°C (94°F), along with a moderate 57 mm (2.2 in) of precipitation over about 7 days. In contrast, February experiences a much colder environment, with average temperatures dropping to just 2°C (36°F) and minimums plunging to -25°C (-13°F), while also seeing slightly more precipitation at 63 mm (2.5 in) over 8 days. Additionally, February's humidity levels rise to 78%, compared to September's 72%, adding to the chill in the air. For a more detailed look at February conditions, you can view Lake Ozark weather in February.

In September, the weather tends to be warmer with average temperatures peaking at around 23°C (73°F), reaching highs of 34°C (94°F), and a relatively modest amount of precipitation at 57 mm (2.2 in) over 7 days. In contrast, March experiences a much cooler climate, where average temperatures hover around 9°C (48°F) and can drop to as low as -16°C (3°F). Precipitation in March is notably higher, totaling 118 mm (4.6 in) over 12 days, contributing to a slightly elevated humidity level of 75%. For more information, you can check the detailed forecast at Lake Ozark weather in March.

September and April present a stark contrast in weather conditions. In September, temperatures range from a minimum of 9°C (48°F) to a maximum of 34°C (94°F), with an average of 23°C (73°F). The month experiences around 57 mm (2.2 inches) of precipitation over approximately 7 days, with a humidity level of 72%. Conversely, April is notably cooler, with temperatures dipping as low as -5°C (24°F) and reaching a maximum of 29°C (85°F), averaging around 13°C (55°F). It also sees significantly higher precipitation at 124 mm (4.9 inches) over 12 days, coupled with a slightly higher humidity level of 77%. For more details on April weather specifics, check Lake Ozark weather in April.

When comparing the weather in September and May, it’s clear that September tends to be warmer overall, with average temperatures reaching 23°C (73°F) compared to May’s average of 19°C (66°F). September also features higher maximum temperatures, peaking at 34°C (94°F), while May tops out at 33°C (91°F). However, May has significantly more precipitation, with an average of 162 mm (6.4 in) over 14 days, in contrast to September's 57 mm (2.2 in) spread over 7 days. Additionally, May exhibits higher humidity levels at 82%, compared to September's 72%. For more detailed insights, check out the Lake Ozark weather in May.

When comparing the weather in September and June, several key differences stand out. September typically features a milder temperature range, with minimums around 9°C (48°F) and maximums reaching up to 34°C (94°F), while June tends to be warmer, with minimums of 12°C (55°F) and maximums peaking at 37°C (98°F). In terms of precipitation, June is wetter, averaging 100 mm (3.9 in) over 11 days compared to September's 57 mm (2.2 in) across 7 days. Additionally, humidity levels are slightly higher in June at 83%, compared to September's 72%. For more detailed insights about June weather in the Lake Ozark area, check out Lake Ozark weather in June.

In comparing the weather of September to that of July, we see notable differences in temperature and precipitation. September experiences a broader temperature range, with minimums dropping to 9°C (48°F) and maximums reaching up to 34°C (94°F), resulting in an average of 23°C (73°F). In contrast, July is consistently warmer with minimum temperatures at 16°C (62°F) and maximums soaring to 38°C (100°F), averaging 26°C (80°F). Precipitation is also higher in July, totaling 114 mm (4.5 in) over 10 days compared to September's 57 mm (2.2 in) across 7 days. Humidity levels reflect this warmth, being slightly higher in July at 81% compared to September's 72%. For further details, you can check Lake Ozark weather in July.

When comparing the weather between September and August, a noticeable shift can be observed. September experiences cooler minimum temperatures, averaging around 9°C (48°F) at night, compared to August's milder 15°C (58°F). Daytime temperatures in September average 23°C (73°F), slightly lower than August's warmer average of 25°C (77°F), with both months reaching similar maximum highs around 34°C (94°F) in September and 35°C (96°F) in August. Precipitation also decreases in September, with 57 mm (2.2 in) over 7 days, while August sees higher rainfall of 98 mm (3.9 in) across 12 days. Additionally, humidity is marginally lower in September at 72%, compared to August's 78%. For more detailed insights on how August weather shapes up, you can check out Lake Ozark weather in August.

September typically experiences warmer temperatures, with averages reaching up to 23°C (73°F) and maximums soaring to 34°C (94°F). In contrast, October sees a significant drop in temperatures, with a minimum of -3°C (28°F) and an average of 15°C (59°F). While September has a total precipitation of 57 mm (2.2 in) over 7 days, October's rainfall increases to 114 mm (4.5 in) across 11 days, indicating a wetter month. Both months maintain similar humidity levels at 72%, but the cooler temperatures and increased precipitation in October mark a distinct change in weather patterns. For more details, check out Lake Ozark weather in October.

In September, temperatures range from a refreshing 9°C (48°F) at night to a warm 34°C (94°F) during the day, with an average of 23°C (73°F). The month experiences a moderate level of precipitation at 57 mm (2.2 in) over 7 days, and humidity sits at 72%. In contrast, November ushers in much cooler weather, with lows plummeting to -12°C (10°F) and daily highs averaging around 24°C (75°F). While precipitation slightly increases to 60 mm (2.4 in) over the same number of days, humidity also rises to 84%, creating a distinctly different atmosphere. For more details on November conditions, check out Lake Ozark weather in November.

In September, temperatures range from a chilly 9°C (48°F) at night to a warm 34°C (94°F) during the day, with an average of 23°C (73°F). The month sees about 57 mm (2.2 in) of precipitation over approximately 7 days, accompanied by a moderate humidity level of 72%. In contrast, December brings significantly cooler temperatures, with minimums plummeting to -14°C (6°F) and a daily average of just 5°C (40°F). The maximum temperature can reach 24°C (75°F), but this is quite rare. Precipitation decreases to 41 mm (1.6 in) over 6 days, and humidity rises to 86%, creating a distinctly colder and wetter atmosphere. For more details on the weather during this month, visit Lake Ozark weather in December.

Compare Lake Ozark's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Lake Ozark

September in Lake Ozark is a remarkable transition month, where the summer warmth begins to wane and cooler breezes make their debut. With its maximum temperatures often reaching up to 34°C (94°F), the heat can still linger, but the average temperature settles around a comfortable 23°C (73°F). The increased humidity levels at 72% can lead to a sticky atmosphere, though the 57 mm of precipitation over about 7 days provides a refreshing change. This month stands apart from the harsher heat of July and the crispness of October, making it an ideal time for outdoor activities amid the vibrant fall beginnings. For more insights into seasonal trends and variations, visit Lake Ozark Climate.