September Weather in Chernihiv, Ukraine

Last updated: February 24, 2025

In September, Chernihiv, Ukraine experiences a dynamic shift in weather, with temperatures ranging from a brisk minimum of -2°C (28°F) to a maximum of 32°C (90°F), leading to an average of 15°C (60°F). This transition marks the onset of autumn, accompanied by 44 mm (1.7 in) of precipitation over approximately 8 days. Humidity levels hover around 69%, creating an intriguing blend of cool evenings and warm days, perfect for enjoying the vivid colors of the changing season.

September Temperature in Chernihiv

In Chernihiv, Ukraine, September marks a transition from the warmth of summer to the crispness of autumn, with temperatures reflecting this shift. The month begins with a minimum of -2°C (28°F), gradually warming to an average of 15°C (60°F) by day. The highest temperatures can reach a pleasant 32°C (90°F), offering a final taste of summer before the chill of fall sets in. As the month progresses, the nights start to cool down, hinting at the brisk days of October ahead. This blend of warmth and impending coolness makes September a unique and inviting time to experience the dynamic seasonal changes in Chernihiv.

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

The chart illustrates September temperature patterns in Chernihiv, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec262836475869696859493731
Data source: Temperature data for Chernihiv 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 Chernihiv

September in Chernihiv, Ukraine is characterized by a moderate precipitation amount of 44 mm (1.7 in), marking a slight decrease from the summer months. With rain falling on an average of 8 days, this month offers a gentle transition into autumn. Interestingly, while September's rainfall is lower than July and May, it is notably higher than April's drier conditions. As the vibrant hues of autumn emerge, the consistent precipitation supports the region's lush landscapes, paving the way for a picturesque fall season. This trend of fluctuating rainfall patterns highlights the shifting climatic influences in Chernihiv, underscoring the dance between seasons as they gracefully intertwine.

September Precipitation Trends in Chernihiv

The chart displays monthly precipitation patterns in Chernihiv, 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.
JanFebMarAprMayJunJulAugSepOctNovDec454037337555845944463766
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chernihiv

September in Chernihiv, Ukraine, marks a notable shift in humidity levels as the sweltering summer gives way to the cooler embrace of autumn. With an average humidity of 69%, September experiences a slight increase from the drier months of July and August, which recorded 59% and 52% respectively. This uptick reflects a gradual transition, hinting at the return of more moisture-laden air. As the month progresses, humidity experiences a mild ascent, foreshadowing the return to higher levels typical of the fall and winter months, where figures rise back to 85% in October. This intriguing pattern demonstrates how Chernihiv's climate is characterized by its seasonal variations, creating a dynamic atmosphere as it shifts from the warmth of summer to the crispness of autumn.

September Average Humidity in Chernihiv

This chart illustrates the average monthly humidity levels in Chernihiv, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92%92%89%80%67%67%59%52%69%85%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chernihiv

As September rolls into Chernihiv, the UV Index reflects a gradual shift from the peak summer intensity. With a UV Index of 6, categorized as high, residents and visitors alike are advised to exercise caution, especially during the 25 minutes it takes to potentially incur a sunburn. This is a slight decrease from the very high levels experienced in July and June, yet it still underscores the importance of sun protection as autumn approaches. The trend shows a clear transition from moderate exposure in early spring months towards high levels in late summer and early fall. For those planning outdoor activities, staying informed can make all the difference; more details can be found at Chernihiv UV Index.

Maximum UV Index Levels in Chernihiv for September

The chart shows the monthly maximum UV Index (UVI) for Chernihiv 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.
JanFebMarAprMayJunJulAugSepOctNovDec224578876321
Data source: Chernihiv 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 Chernihiv

As September arrives in Chernihiv, Ukraine, the city basks in a generous 316 hours of sunshine, a delightful continuation of the summer's warmth. Following a vibrant June with 433 hours and a slightly diminished but still ample August at 396 hours, the sunlight begins to wane as autumn approaches. This trend highlights a gradual shift, with longer days giving way to the crisp air of October, which brings a notable drop to 249 hours. Despite this decrease, September stands as a beautiful bridge between the sun-drenched months of summer and the cooler, more subdued days of fall—perfect for enjoying the lush landscapes before the leaves turn.

Monthly Sunshine Duration in Chernihiv: September Highlighted

The September sunshine duration represents the total number of hours Chernihiv 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.
JanFebMarAprMayJunJulAugSepOctNovDec81h160h269h343h393h433h427h396h316h249h141h78h
Data source: Chernihiv September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chernihiv During September

In September, Chernihiv experiences a 40% chance of sunny weather, reflecting a slight decline from the sunniest summer months. This indicates a transitional shift as the vibrant summer fades and autumn approaches. While the likelihood of sunshine drops from the peaks of July and August, September still holds its own, offering a pleasant blend of sun and the gentle onset of cooler temperatures. As October approaches with its 55% chance of sun, September serves as a sweet spot for those longing to soak up the last rays before the autumn chill sets in. This balance of sunny days, albeit fewer than in mid-summer, makes September a charming time to enjoy the outdoors in Chernihiv.

Percentage of Sunny Days in September in Chernihiv

The chart illustrates the percentage of sunny days in Chernihiv 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 Chernihiv experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%24%34%40%38%49%56%46%40%55%23%12%
Data source: Chernihiv September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chernihiv in September

As September rolls in, Chernihiv, Ukraine, experiences a noticeable shift in daylight duration, with the sun gracing the skies for approximately 12 hours each day. Following the summer months of 16 hours in June and July, the daylight begins to wane, setting the stage for the transition into autumn. This month serves as a bridge between summer brightness and the earlier evenings of fall, as daylight gradually decreases. As the year progresses toward October's 10 hours of daylight, September highlights a trend of daylight reduction, akin to the steady descent observed from 15 hours in May. The gentle tapering of sunlight signals not only a change in the seasons but also a time for the vibrant hues of autumn to take center stage.

Average Daylight Hours in Chernihiv for September

The chart illustrates the variation in daylight duration in Chernihiv throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 24m9h 58m11h 54m13h 53m15h 37m16h 32m16h 3m14h 30m12h 35m10h 37m8h 50m7h 54m
Data source: Chernihiv daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Chernihiv

As September arrives in Chernihiv, Ukraine, the gentle embrace of autumn begins to replace the summer heat, bringing with it a subtle shift in the winds. With an average wind speed of 3.3 m/s (7 mph), September's breezes are reminiscent of the warming gusts of late summer, yet hint at the cooler days ahead. This gentle wind flow reflects a seasonal trend, maintaining a steadiness that echoes the gradual decline seen from the warmer months of July and August. While the winds in July drop to a calm 2.6 m/s (6 mph), September restores a sense of equilibrium, setting the stage for the crisper air of autumn that follows in October. With each passing breeze, the whispers of fall beckon, blending the warmth of summer's end with the promise of the season to come.

Average September Wind Speed in Chernihiv

The chart displays monthly wind speed patterns in Chernihiv, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.43.93.33.63.52.63.03.3 m/s3.74.24.1
Data source: Chernihiv September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Chernihiv Compares to Other Months

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

September and January present stark contrasts in weather conditions. In September, temperatures range from a chilly minimum of -2°C (28°F) to a warm maximum of 32°C (90°F), with an average temperature of 15°C (60°F) and a relatively moderate humidity of 69%. Precipitation is around 44 mm (1.7 in) over 8 days, making it a transitional month with a mix of summer warmth and the onset of autumn.

In contrast, January brings much harsher conditions, with temperatures plummeting to a minimum of -23°C (-9°F) and only reaching a maximum of 7°C (46°F), resulting in a frigid average of -3°C (27°F). The humidity is significantly higher at 92%, contributing to the biting cold, and the month sees 10 days of precipitation totaling 45 mm (1.8 in). For more insights on the winter climate, check out Chernihiv weather in January.

September and February present stark contrasts in weather. September typically boasts milder temperatures, ranging from a chilly minimum of -2°C (28°F) to a warm maximum of 32°C (90°F), with an average of 15°C (60°F). The month experiences about 44 mm (1.7 in) of precipitation spread over 8 days and a relatively comfortable humidity level of 69%. In contrast, February is characterized by much colder conditions, with temperatures dipping as low as -24°C (-12°F) and reaching a maximum of only 9°C (49°F), averaging around -2°C (28°F). This month sees a similar amount of precipitation at 40 mm (1.6 in) but over 9 days, along with a higher humidity of 92%. For a closer look at February’s weather specifics, you can check out Chernihiv weather in February.

In comparing the weather between September and March, September generally offers a warmer and more pleasant climate, with average temperatures around 15°C (60°F) and maximums reaching up to 32°C (90°F). In contrast, March is significantly colder, with average temperatures only around 2°C (37°F) and minimums dropping to -15°C (6°F). While September experiences about 44 mm of precipitation over 8 days, March sees slightly less rainfall at 37 mm but over a longer duration with 10 days of precipitation. Additionally, humidity levels are higher in March at 89% compared to September’s 69%. For a more detailed look at March weather, you can check out Chernihiv weather in March.

In comparing the weather of September and April, September generally offers warmer temperatures, with a minimum of -2°C (28°F) and an average of 15°C (60°F), peaking at a maximum of 32°C (90°F). In contrast, April is cooler, featuring a minimum temperature of -6°C (22°F) and an average of 9°C (48°F), with highs reaching 25°C (77°F). While both months experience about 8 days of precipitation, September sees slightly more rain at 44 mm (1.7 in) compared to April's 33 mm (1.3 in). Humidity levels are also different, with September at 69% and April higher at 80%. For a deeper look at the specific conditions in April, you can check Chernihiv weather in April.

In comparing the weather of September and May, both months exhibit mild average temperatures around 15°C (60°F). However, September can experience a broader temperature range, with lows dipping to -2°C (28°F) and highs reaching up to 32°C (90°F). In contrast, May's temperatures range from a minimum of 0°C (32°F) to a maximum of 30°C (87°F). Rainfall is more frequent in May, with 75mm of precipitation spread over 14 days compared to September's 44mm over just 8 days, making May generally wetter. Despite slightly higher humidity levels in September at 69%, both months are relatively similar in comfort. For a closer look at May weather specifics, check out Chernihiv weather in May.

When comparing the weather in September to June, notable differences emerge. September experiences a wider temperature range, with minimums dipping to -2°C (28°F) and maximums reaching up to 32°C (90°F), leading to an average of 15°C (60°F). In contrast, June boasts milder minimum temperatures at 4°C (40°F), averaging a comfortable 21°C (69°F), and peaking at a sweltering 37°C (100°F).

Additionally, precipitation is slightly higher in June, with 55 mm (2.1 in) over about 9 days compared to September's 44 mm (1.7 in) over 8 days. Humidity levels are quite similar, hovering around 67% in June and 69% in September.

For those interested in June weather specifics, further details can be found here: Chernihiv weather in June.

In comparing the weather between July and September, it is evident that September experiences a broader range of temperatures, with a minimum of -2°C (28°F) and a maximum that can reach up to 32°C (90°F). This contrasts with July's milder temperatures, which range from a minimum of 7°C (45°F) to a peak of 34°C (93°F). Additionally, September sees less precipitation, accumulating 44 mm (1.7 in) over 8 days, compared to July's 84 mm (3.3 in) over 12 days. Humidity levels are also higher in September at 69%, compared to 59% in July. For more detailed insights, you can check the Chernihiv weather in July.

September's weather contrasts notably with August's, presenting cooler temperatures and slightly higher humidity. While August boasts a warmer average temperature of 20°C (69°F) with a maximum reaching up to 34°C (93°F), September's average dips to 15°C (60°F), with a maximum of 32°C (90°F). Precipitation also differs slightly, with September receiving 44 mm (1.7 in) over 8 days compared to August's 59 mm (2.3 in) over 7 days. Additionally, September’s humidity rises to 69%, making the air feel more damp compared to August's more comfortable 52%. For a more detailed look at August's climate, visit Chernihiv weather in August.

In September, the weather presents a wider temperature range with minimums at -2°C (28°F) and maximums reaching up to 32°C (90°F), resulting in an average of 15°C (60°F). The month experiences a moderate humidity level of 69% and receives around 44 mm (1.7 in) of precipitation over 8 days. In contrast, October sees cooler temperatures overall, with a minimum of -4°C (25°F) and a maximum of 24°C (75°F), leading to a lower average of 9°C (49°F). Additionally, October's humidity rises to 85%, and the precipitation remains similar at 45 mm (1.8 in) over the same number of days. For a more detailed look at October weather patterns, visit Chernihiv weather in October.

September weather in Chernihiv is characterized by a greater range of temperatures, with minimums at -2°C (28°F), average highs around 15°C (60°F), and maximums reaching up to 32°C (90°F). This month also sees an average precipitation of 44 mm (1.7 in) over 8 days and a relatively moderate humidity of 69%.

In contrast, November temperatures decline significantly, with minimums dropping to -11°C (13°F) and an average of just 3°C (37°F), while maximums peak at 16°C (61°F). Precipitation slightly decreases to 37 mm (1.5 in) over the same 8 days, but humidity increases notably to 92%. For a closer look at what to expect, check out Chernihiv weather in November.

In September, the weather in Chernihiv experiences a wider temperature range, with minimums dipping to -2°C (28°F) and maximums soaring up to 32°C (90°F), yielding an average of 15°C (60°F). The month sees relatively moderate precipitation of 44 mm (1.7 in) over 8 days, with humidity around 69%. In contrast, December brings significantly colder conditions, with a minimum temperature plunging to -13°C (8°F) and an average of -1°C (31°F). The month experiences increased precipitation totaling 66 mm (2.6 in) spread over 13 days, along with higher humidity levels at 93%. For those interested in a more in-depth look at the December climate, Chernihiv weather in December provides detailed insights.

Compare Chernihiv's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Chernihiv

As September unfolds in Chernihiv, the weather presents a delightful transition from the heat of summer to the cooler embrace of autumn. With temperatures averaging a comfortable 15°C (60°F), warm days reach up to a maximum of 32°C (90°F), while nighttime can dip down to a brisk -2°C (28°F). This month witnesses a notable reduction in precipitation compared to the wetter summer months, with only about 44 mm (1.7 in) occurring over 8 days, creating a milder atmosphere complemented by a humidity of 69%. The blend of warmth and coolness makes September a unique time to experience the beauty of Chernihiv. For more insights into the region's climate, visit Chernihiv Climate.