September Weather in Medora, United States

Last updated: February 24, 2025

In September, Medora, United States experiences a diverse climate, with temperatures ranging from a brisk -2°C (28°F) at night to a peak of 36°C (98°F) during the day. The month averages a comfortable 15°C (60°F), making it a transitional period. Despite the warmth, expect some moisture, as 61 mm (2.4 in) of precipitation falls over 7 days, contributing to a relative humidity of 68%. This blend of conditions creates a unique tapestry of early fall weather, perfect for exploring the scenic beauty of the region.

September Temperature in Medora

In September, Medora experiences a noticeable shift as summer gives way to autumn, bringing a blend of cool mornings and pleasantly warm afternoons. Minimum temperatures dip to around -2°C (28°F), while average highs can reach a toasty 36°C (98°F), showcasing the tail end of summer's warmth. With an average temperature of 15°C (60°F), it’s a comfortable month that encourages outdoor exploration, whether hiking through the stunning landscapes or enjoying starry nights around a campfire. As the days shorten and the leaves begin to change, Medora’s September is a beautiful transitional period, inviting both locals and visitors to savor the lingering warmth before the chill of autumn sets in.

September Weather in Medora: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Medora, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec191431405567737060433224
Data source: Temperature data for Medora 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 Medora

In September, Medora experiences a notable uptick in precipitation, with an average of 61 mm (2.4 in) of rainfall spread over 7 days. This marks a peak in the late summer to early autumn transition, aligning closely with May's precipitation levels, both of which are the highest of the year. Unlike the drier months earlier in the year, September's rain provides a refreshing respite, bridging the gap as temperatures begin to cool. This trend showcases a shift from the relatively modest rainfall in January and February to a wetter late summer, hinting at the changing seasons and the onset of fall, where the sky often graces Medora with a symphony of vibrant colors and refreshing showers.

September Precipitation Trends in Medora

The chart displays monthly precipitation patterns in Medora, 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.
JanFebMarAprMayJunJulAugSepOctNovDec111820306158475561441918
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Medora

As September rolls around in Medora, United States, the humidity takes a noticeable dip, clocking in at 68%—the lowest for the year. This decline marks a departure from the more humid summer months, where levels hovered around the mid to high 70s. The pattern suggests a gradual transition towards the drier air of fall, following the summer peak in July and August. Interestingly, while humidity remains generally high in the earlier months of the year, September's crispness heralds a refreshing shift, paving the way for the upcoming cooler October temperatures. This trend underscores the ebb and flow of Medora's climate, inviting residents and visitors alike to enjoy the invigorating changes of the season.

September Average Humidity in Medora

This chart illustrates the average monthly humidity levels in Medora, 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.
JanFebMarAprMayJunJulAugSepOctNovDec83%86%77%72%77%79%78%74%68%70%80%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Medora

In September, Medora experiences a UV Index of 7, marking a transition from the peak summer months to the onset of fall. This reflects a high exposure category, with a burn time of approximately 25 minutes, allowing for some outdoor enjoyment while still requiring caution. Following the intense summer indices of 10, which demanded protective measures due to their very high ratings, the UV levels gradually decline as the days become shorter and cooler. Understanding these seasonal changes is crucial for residents and visitors alike; staying informed can help make the most of the beautiful September days without compromising skin safety. For more detailed information, check Medora UV Index.

Maximum UV Index Levels in Medora for September

The chart shows the monthly maximum UV Index (UVI) for Medora 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.
JanFebMarAprMayJunJulAugSepOctNovDec24598101097532
Data source: Medora 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 Medora

As September unfolds in Medora, the town basks in a delightful 273 hours of sunshine, marking a gentle decline from the summer peak of 384 hours in July. This transition hints at the changing seasons, as the vibrant warmth of August also dips, yet September still offers a bright and charming atmosphere perfect for outdoor adventures. Interestingly, this month mirrors the hours of sunshine seen in April, showcasing the balance of light as the days grow shorter. With a steady stream of sun, September encourages visitors to relish the breathtaking landscapes of Medora before autumn's embrace.

Monthly Sunshine Duration in Medora: September Highlighted

The September sunshine duration represents the total number of hours Medora 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.
JanFebMarAprMayJunJulAugSepOctNovDec151h203h248h273h318h376h384h336h273h228h189h183h
Data source: Medora September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Medora During September

September in Medora, United States, enjoys a 63% chance of sunny weather, making it one of the more favorable months for outdoor activities. Following the peak summer months of June and July, which boast sunny probabilities of 67% and 65% respectively, September maintains a commendable level of sunshine that transitions the vibrant summer energy into the crispness of fall. This trend of sunny days begins to taper off slightly as autumn progresses, with October dipping to 56%, but September’s robust sunshine chances present an ideal opportunity for locals and visitors alike to soak up the last rays of summer. As you plan your September adventures, rest assured that the skies are likely to be bright and inviting.

Percentage of Sunny Days in September in Medora

The chart illustrates the percentage of sunny days in Medora 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 Medora experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%47%49%39%48%67%65%60%64%56%43%39%
Data source: Medora September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Medora in September

As the summer sun begins to wane, September in Medora, United States, offers a gentle transition from the long, bright days of summer to the shorter daylight hours of fall. With approximately 12 hours of daylight, September sees a moderate decline from the peak 15 hours experienced in the summer months of June, July, and August. This shift hints at the approach of autumn, as the crispness in the air becomes more pronounced and the days gradually shorten. Following September, the daylight further diminishes to 10 hours in October, signaling a steady approach toward winter. Overall, the trend of decreasing sunlight not only marks the changing seasons but also invites a refreshing change in the rhythm of daily life in Medora.

Average Daylight Hours in Medora for September

The chart illustrates the variation in daylight duration in Medora throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 59m10h 18m11h 57m13h 38m15h 4m15h 48m15h 23m14h 6m12h 29m10h 49m9h 20m8h 34m
Data source: Medora daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Medora

In September, the winds in Medora calm slightly, with an average speed of 4.2 m/s (9 mph), marking a notable dip that aligns with the slow transition into fall. This reduction continues a trend observed over the preceding months, as average wind speeds have gradually declined since the summer peaks of June and July, which both hovered around 4.6 m/s (10 mph) and 4.4 m/s (10 mph), respectively. As autumn approaches, these gentler breezes create a serene atmosphere, making September an ideal time to experience the charming landscape of Medora, with the soft winds whispering through the changing leaves. This month serves as a gentle pause before the winds pick up once more in October, reflecting the region's dynamic seasonal shifts.

Average September Wind Speed in Medora

The chart displays monthly wind speed patterns in Medora, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.94.74.84.54.64.64.44.24.2 m/s4.94.94.6
Data source: Medora September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Medora Compares to Other Months

The weather in Medora 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 Medora and find detailed weather information for every month.

In September, temperatures range significantly, with a minimum of -2°C (28°F) and an average of 15°C (60°F), peaking at a warm 36°C (98°F). The month experiences a moderate amount of precipitation at 61 mm (2.4 in) over about 7 days, accompanied by a humidity level of 68%. In contrast, January presents a much colder landscape, with minimum temperatures plummeting to -36°C (-33°F) and an average of -7°C (19°F), only reaching a maximum of 10°C (50°F). The precipitation is notably lower at 11 mm (0.4 in), falling on just 2 days, but the humidity increases to 83%. For more detailed insights about January weather, visit Medora weather in January.

September and February exhibit strikingly different weather patterns. In September, temperatures range from a chilly -2°C (28°F) to a warm 36°C (98°F), with an average of 15°C (60°F), while February is dominated by much colder temperatures, with minimums plummeting to -39°C (-37°F) and an average of -10°C (15°F). Precipitation in September is significantly higher, totaling 61 mm (2.4 in) over about 7 days, compared to a mere 18 mm (0.7 in) over 5 days in February. Additionally, February often feels more humid at 86%, compared to September's 68%, contributing to the overall stark contrast in climate between the two months. For more details, check out Medora weather in February.

In comparing the weather between September and March, we see significant differences in temperature and precipitation patterns. September typically enjoys a diverse temperature range, with minimums around -2°C (28°F), an average of 15°C (60°F), and maximums soaring up to 36°C (98°F). This month experiences more rainfall, with about 61 mm (2.4 in) of precipitation spread over approximately 7 days, along with a humidity level of 68%.

In contrast, March is characterized by much colder conditions, with minimum temperatures plummeting to -29°C (-20°F), an average around 0°C (32°F), and maximums reaching only 21°C (69°F). Precipitation during March is also lighter, totaling 20 mm (0.8 in) over about 4 days, but with a slightly higher humidity level of 77%. These contrasting conditions highlight the shift from the warmth and variability of late summer to the harsh cold of early spring. For more detailed information on March's weather, you can check Medora weather in March.

When comparing the weather in September and April, significant differences can be observed. September experiences a much broader temperature range with minimums around -2°C (28°F), average temperatures of 15°C (60°F), and maximums peaking at 36°C (98°F). In contrast, April is noticeably chillier, with temperatures dipping as low as -19°C (-1°F) and an average of just 5°C (41°F), reaching a maximum of 26°C (80°F). While September sees more rainfall with 61 mm (2.4 in) over 7 days, April has lighter precipitation at 30 mm (1.2 in) over 6 days. Humidity levels are relatively close, with September at 68% and April at 72%. For more detailed insights, you can visit Medora weather in April.

September and May present distinct weather patterns, highlighting the transition between seasons. In September, temperatures range from a chilly -2°C (28°F) at night to a warm 36°C (98°F) during the day, with an average of 15°C (60°F). In contrast, May experiences cooler temperatures, with a minimum of -4°C (25°F), an average of 13°C (55°F), and a maximum of 32°C (90°F). Both months receive the same amount of precipitation at 61 mm (2.4 in), though September sees rain over fewer days (7) compared to May's 11 days. Additionally, humidity levels are slightly lower in September at 68%, while May exhibits a higher humidity of 77%. For a closer look at the weather patterns in May, check out Medora weather in May.

In comparing the weather patterns of September and June, we observe notable differences in temperature and humidity. September exhibits a broader temperature range, with minimums dipping down to -2°C (28°F) and maximums soaring to 36°C (98°F), resulting in an average temperature of 15°C (60°F). In contrast, June starts warmer, with minimums at 5°C (41°F) and maximums reaching 35°C (96°F), culminating in a higher average of 20°C (68°F). Additionally, September experiences slightly less precipitation (61 mm) over seven days compared to June’s 58 mm over eight days, but it also presents lower humidity at 68% compared to June’s 79%. For a more detailed look at the weather conditions, you can visit Medora weather in June.

In comparing the weather of September and July, there are notable differences in temperature and precipitation. September experiences a wider range of temperatures, with a minimum of -2°C (28°F) and a maximum of 36°C (98°F), averaging around 15°C (60°F). This month also sees increased precipitation at 61 mm (2.4 in) over 7 days, coupled with a humidity level of 68%. In contrast, July boasts milder low temperatures at 9°C (48°F) and higher daytime averages of 23°C (74°F), with peaks reaching up to 40°C (104°F). July is relatively drier with 47 mm (1.8 in) of rainfall, maintaining a higher humidity of 78% over the same number of days. For more insights, you can visit Medora weather in July.

In comparing the weather between September and August, September experiences a wider temperature range, with minimums dropping to -2°C (28°F) and maximums reaching 36°C (98°F), while August stays warmer with a minimum of 6°C (44°F) and a maximum of 39°C (102°F). The average temperature in September is significantly cooler at 15°C (60°F) compared to August's average of 21°C (70°F). Additionally, September sees slightly more precipitation, with 61 mm (2.4 in) over 7 days, while August has 55 mm (2.2 in) of rain over 8 days. Humidity levels are also somewhat lower in September at 68%, compared to August's 74%. For a closer look at Medora's weather during this period, check out Medora weather in August.

In September, temperatures experienced a broader range, with a minimum of -2°C (28°F) and a maximum reaching up to 36°C (98°F), averaging around 15°C (60°F). The month saw a total of 61 mm (2.4 in) of precipitation over 7 days, with humidity levels at 68%. In contrast, October brings cooler weather, with a significant drop in average temperature to 6°C (43°F) and a minimum of -15°C (5°F), while maximum temperatures are relatively mild at 32°C (90°F). Rainfall decreases slightly to 44 mm (1.7 in) over 6 days, accompanied by an increase in humidity to 70%. For more detailed information, you can check Medora weather in October.

September and November present a stark contrast in weather, influencing both the environment and activities one might enjoy. In September, temperatures range from a minimum of -2°C (28°F) to a warm maximum of 36°C (98°F), with an average of 15°C (60°F). This month also sees moderate precipitation of 61 mm (2.4 in) over 7 days, along with a humidity level of 68%. In stark contrast, November experiences much colder temperatures, with a significant drop to a minimum of -18°C (-1°F) and an average of around 0°C (32°F). The maximum in November reaches only 23°C (74°F), accompanied by much less precipitation totaling 19 mm (0.7 in) over 5 days, yet with higher humidity at 80%. For a more in-depth look at the weather specifics in November, you can visit Medora weather in November.

In September, the weather presents a significant range between the minimum temperature of -2°C (28°F) and a scorching maximum of 36°C (98°F), with an average temperature around 15°C (60°F). The month experiences moderate precipitation totaling 61 mm (2.4 in) over 7 days, combined with a humidity level of 68%, contributing to a generally warm and humid atmosphere. In stark contrast, December brings much colder conditions, with temperatures ranging from a minimum of -29°C (-21°F) to a maximum of 19°C (66°F) and an average of -4°C (24°F). Precipitation drops to just 18 mm (0.7 in) over 4 days, and humidity rises to 84%, creating a distinctly frigid and dry environment. For a more detailed look at the December weather specifically, check out Medora weather in December.

Compare Medora's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Medora

As September rolls into Medora, the weather transitions notably from the sweltering heat of summer to cooler autumn days. With average temperatures dipping to a comfortable 15°C (60°F), residents and visitors can revel in pleasant outdoor activities, although the month can still surprise with maximum highs climbing to a sizzling 36°C (98°F). While rainfall is modest, with 61 mm spread over a handful of days, the humidity averaging 68% can create a sticky atmosphere reminiscent of late summer. Overall, September offers a delightful blend of warmth and the beginnings of fall’s crispness, making it a unique month in the Medora climate landscape. For a deeper dive into what to expect throughout the year, check out Medora Climate.