September Weather in Pirna, Germany

Last updated: February 26, 2025

September in Pirna, Germany showcases a delightful blend of early autumn charm and lingering summer warmth. Temperatures can reach a maximum of 30°C (86°F) during the day, while the average settles around a comfortable 14°C (58°F), providing pleasant conditions for outdoor activities. Nights can be surprisingly chilly, dipping to a minimum of 0°C (33°F). The month sees about 70 mm (2.8 in) of rainfall over approximately 12 days, leading to lush landscapes, although it also means planning ahead for occasional showers. With an average humidity of 81%, the air carries a refreshing crispness that complements the stunning fall foliage, making September an exquisite time to explore Pirna's natural beauty.

September Temperature in Pirna

In September, Pirna, Germany experiences a notable transition as summer begins to fade, with minimum temperatures hovering at around 0°C (33°F) and averaging a comfortable 14°C (58°F). Highs can reach up to 30°C (86°F), providing a pleasant warmth that invites outdoor activities before autumn sets in. This month marks the beginning of cooler evenings, making early September particularly appealing for those looking to enjoy the lingering warmth of summer, while later days hint at the crispness of the approaching fall. As warmth gradually gives way to chill, the weather becomes increasingly variable, encouraging both locals and visitors to revel in the rich tapestry of Pirna's early autumn climate.

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

The chart illustrates September temperature patterns in Pirna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333540475565666658514136
Data source: Temperature data for Pirna 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 Pirna

In September, Pirna, Germany experiences an average precipitation of 70 mm (2.8 in), consistent with the month's typical rainfall patterns. This marks a slight decrease from the 96 mm seen in August but mirrors the rainfall of October, indicating a transitional phase as summer gives way to autumn. Alongside this, rainfall occurs on about 12 days, which aligns with the wetter months preceding it, showcasing a steady rhythm of weather that keeps the landscape vibrant and lush. Overall, September serves as a bridge, maintaining significant moisture levels while hinting at the drier days of autumn ahead.

September Precipitation Trends in Pirna

The chart displays monthly precipitation patterns in Pirna, 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.
JanFebMarAprMayJunJulAugSepOctNovDec665759377571729670704573
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pirna

As summer transitions into autumn, September in Pirna, Germany, experiences a notable shift in humidity, averaging around 81%. This slight increase from August's 76% marks the beginning of a trend that continues into the cooler months. Typically, humidity levels are highest in the winter, peaking at 90% in January, while spring months bring a gradual decline, with May hitting a low of 71%. The moderate September readings hint at the approaching chill of October and November, where humidity levels rise once more, underlining the cyclical nature of the region’s climate. This seasonal ebb and flow creates a unique atmosphere in Pirna, as the crispness of fall sets in.

September Average Humidity in Pirna

This chart illustrates the average monthly humidity levels in Pirna, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%87%81%71%75%74%76%81%85%88%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pirna

In September, Pirna, Germany, experiences a high UV Index of 6, indicating that while the summer sun is beginning to wane, one must still take precautions against potential skin damage. This month follows the very high levels seen during the peak summer months of June and July, where the UV Index reached 8, resulting in minimal burn times of just 15 minutes. As temperatures gradually cool down, September maintains a burn time of 25 minutes, requiring awareness and protection, especially around midday when UV radiation is strongest. As the year progresses to October, the UV Index is expected to drop further to 4, highlighting a noticeable decline in sun intensity. For those planning outdoor activities in September, it's crucial to stay informed about the UV levels to enjoy the beautiful autumn days safely. For detailed information, visit Pirna UV Index.

Maximum UV Index Levels in Pirna for September

The chart shows the monthly maximum UV Index (UVI) for Pirna 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.
JanFebMarAprMayJunJulAugSepOctNovDec224578876421
Data source: Pirna 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 Pirna

As summer gracefully transitions into autumn, September in Pirna, Germany continues to bask in a generous embrace of sunshine, contributing 313 hours of sunlight to the month. This warmth follows a peak in July, where the day stretched luxuriously under 411 hours of sun. Although September sees a decline, it remains a substantial source of daylight compared to the drearier winter months. The sunlight starts to retreat in October, dropping to 253 hours, signaling the arrival of shorter days. Interestingly, the gradual decrease in light hours from the vibrant summer suggests a natural rhythm, inviting residents and visitors alike to savor the beauty of early autumn while it lasts. The pleasant climate makes September an ideal time for outdoor exploration amidst Pirna's picturesque landscapes, as nature prepares for its seasonal slumber.

Monthly Sunshine Duration in Pirna: September Highlighted

The September sunshine duration represents the total number of hours Pirna 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.
JanFebMarAprMayJunJulAugSepOctNovDec110h193h268h334h381h400h411h379h313h253h181h133h
Data source: Pirna September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pirna During September

In Pirna, Germany, September marks a notable uptick in sunny weather, with a 38% chance of sunshine gracing the skies. This trend reflects a gradual increase from the earlier months, peaking from the summer's average of around 30%. As the season shifts towards autumn, September becomes a sweet spot, mirroring October's sunny potential yet standing out as the month with the healthiest dose of sunshine. This alluring prospect of clear skies not only invites outdoor activities but also serves as a delightful farewell to the warm months, making it a cherished time for both locals and visitors alike.

Percentage of Sunny Days in September in Pirna

The chart illustrates the percentage of sunny days in Pirna 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 Pirna experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%26%36%31%29%34%30%28%38%38%17%15%
Data source: Pirna September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pirna in September

As September unfolds in Pirna, Germany, daylight begins to wane, marking a smooth transition from the vibrant summer days into the gentle embrace of autumn. After basking in up to 16 hours of daylight in June, residents now enjoy a more subdued 12 hours by September. This gradual decline mirrors nature's rhythm, creating a sense of cozy introspection as the lush greenery of summer gives way to the warm hues of fall. While days are noticeably shorter than the long sunlit hours of May and June, the remaining daylight still invites outdoor activities and scenic strolls, encouraging everyone to savor the last golden moments of the season before autumn firmly takes hold.

Average Daylight Hours in Pirna for September

The chart illustrates the variation in daylight duration in Pirna throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 29m10h 1m11h 55m13h 51m15h 33m16h 25m15h 57m14h 27m12h 34m10h 38m8h 55m7h 59m
Data source: Pirna daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pirna

As summer gives way to autumn, September in Pirna, Germany, brings a gentle shift in the wind, with an average speed of 2.6 m/s (6 mph). This subtle breeze mirrors the tranquil transition from the warm months, maintaining a consistency with the slightly lower wind speeds experienced in July and August. Interestingly, September marks a notable point before October's return to brisker currents with 3.6 m/s (8 mph). This pattern reveals how the changing seasons influence the environment, painting a picturesque scene where the stillness of late summer slowly yields to the invigorating whispers of fall, inviting residents and visitors alike to appreciate the beauty of the shifting landscape.

Average September Wind Speed in Pirna

The chart displays monthly wind speed patterns in Pirna, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.33.23.43.62.42.52.62.6 m/s3.63.33.7
Data source: Pirna September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pirna Compares to Other Months

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

September and January present starkly contrasting weather conditions. In September, temperatures can range from a cool 0°C (33°F) to a warm 30°C (86°F), averaging around 14°C (58°F), while January sees much colder temperatures, with lows plunging to -16°C (4°F) and highs only reaching 13°C (56°F), averaging a chilly 0°C (33°F). Additionally, September experiences about 70 mm (2.8 in) of precipitation over 12 days, whereas January has slightly less at 66 mm (2.6 in) but spans 14 days of potential rainfall or snowfall. Humidity levels are also higher in January at 90%, compared to 81% in September. For more insights on January weather in Pirna, visit Pirna weather in January.

September and February present contrasting weather conditions. September typically boasts a wider temperature range, with minimums around 0°C (33°F) and maximums reaching up to 30°C (86°F), characterized by an average of 14°C (58°F). However, it does see considerable humidity at 81% and approximately 70 mm of precipitation over about 12 days. In contrast, February experiences much colder temperatures, ranging from a minimum of -15°C (4°F) to a maximum of 17°C (63°F), with an average of 2°C (35°F). Though it has slightly less precipitation at 57 mm over 11 days, humidity is notably higher at 89%. The chill of February can be stark for those accustomed to the milder September days. For more specific insights, check out this resource: Pirna weather in February.

In September, temperatures range from a chilly 0°C (33°F) at night to a warm 30°C (86°F) during the day, averaging around 14°C (58°F). The month sees approximately 70 mm (2.8 in) of precipitation over 12 days, with humidity levels at 81%. In contrast, March experiences much colder conditions with nighttime lows plunging to -14°C (7°F) and daytime highs reaching only up to 21°C (69°F), averaging around 4°C (40°F). Despite slightly lower precipitation at 59 mm (2.3 in) across 14 days, March has higher humidity at 87%. For more detailed insights about the weather in March, check out Pirna weather in March.

When comparing the weather in September and April, notable differences emerge. September boasts warmer average temperatures, ranging from a minimum of 0°C (33°F) to a maximum of 30°C (86°F), while April experiences cooler conditions with temperatures spanning from a minimum of -7°C (20°F) to a maximum of 26°C (79°F). Additionally, September tends to see more precipitation, with 70 mm (2.8 in) over approximately 12 days, compared to April's 37 mm (1.5 in) across about 9 days. Interestingly, humidity remains consistent in both months, at 81%. For a detailed look at April's weather, you can visit Pirna weather in April.

In September, temperatures typically range from a minimum of 0°C (33°F) to a maximum of 30°C (86°F), with an average of 14°C (58°F). This month experiences about 70 mm (2.8 in) of precipitation over 12 days, accompanied by a relatively high humidity level of 81%. In contrast, May shows slightly cooler conditions, with temperatures spanning from -1°C (31°F) to the same maximum of 30°C (86°F) and an average temperature of 13°C (55°F). Although May has a similar amount of precipitation at 75 mm (3.0 in) over 13 days, its humidity is lower at 71%. For more detailed information, check out Pirna weather in May.

When comparing the weather in September and June, both months exhibit fairly similar precipitation levels, with September receiving 70 mm and June slightly more at 71 mm. June tends to be warmer overall, featuring higher average and maximum temperatures of 18°C (65°F) and 34°C (94°F) respectively, while September's averages are lower, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 30°C (86°F). Humidity is also slightly higher in September at 81%, compared to June's 75%. For a closer look at June's weather specifically, you can visit Pirna weather in June.

In comparing the weather of September and July, September experiences cooler temperatures with a minimum of 0°C (33°F) and an average of 14°C (58°F), while July boasts a warmer minimum of 7°C (45°F) and an average of 19°C (66°F). The maximum temperatures in July can reach up to 35°C (96°F), in contrast to September's peak of 30°C (86°F). Precipitation levels are similar, with September recording 70 mm over 12 days and July totaling 72 mm over 11 days. Additionally, September has a higher humidity of 81%, compared to July's 74%, contributing to a more damp feeling as summer transitions into autumn. For more detailed insights, check out Pirna weather in July.

In comparing the weather of September and August, it’s evident that September experiences cooler temperatures overall, with a minimum of 0°C (33°F) and an average of 14°C (58°F), in contrast to August, where the minimum temperature is notably higher at 6°C (43°F) and the average is 19°C (67°F). Additionally, September boasts a maximum temperature of 30°C (86°F), which is lower than August’s peak at 35°C (95°F). Precipitation is quite significant in both months, yet August receives more rain at 96 mm (3.8 in) compared to September’s 70 mm (2.8 in), despite both months experiencing rainfall on around 12 days. Humidity levels are also slightly elevated in September at 81%, compared to 76% in August, highlighting a more humid feel as summer transitions into autumn. For a closer look at the weather specifics, you can refer to Pirna weather in August.

In September, the weather is characterized by a wider temperature range, with minimums of 0°C (33°F) and maximums reaching up to 30°C (86°F). The average temperature sits at a comfortable 14°C (58°F), accompanied by 70 mm of precipitation over 12 days and a humidity level of 81%. In contrast, October brings cooler temperatures, with minimums dipping to -2°C (28°F) and maximums capping at 23°C (74°F). The average temperature drops to 10°C (51°F), while the precipitation remains similar at 70 mm over the same number of days. Humidity increases slightly to 85%, indicating a generally cooler and wetter month. For more detailed information, check out Pirna weather in October.

In September, temperatures are generally more pleasant, ranging from a minimum of 0°C (33°F) to a maximum of 30°C (86°F) with an average of 14°C (58°F). The month also sees higher humidity at 81% and more precipitation, totaling 70 mm (2.8 in) over approximately 12 days. In contrast, November brings cooler temperatures, with a minimum of -6°C (22°F) and a maximum of 18°C (65°F), averaging just 5°C (42°F). Although November has slightly less precipitation at 45 mm (1.8 in) over 11 days, the humidity increases to 88%. For more detailed information, you can check Pirna weather in November.

In September, the weather is relatively warm, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 30°C (86°F) and an average of 14°C (58°F). The month sees a moderate amount of precipitation, totaling 70 mm (2.8 in) over 12 days, coupled with a humidity level of 81%. In contrast, December brings much colder conditions, with temperatures dipping to a minimum of -11°C (12°F) and an average of just 2°C (36°F), peaking at 12°C (54°F). Although December has a slightly higher precipitation total of 73 mm (2.9 in) spread over 15 days, the humidity increases to 92%. For a more detailed look at December's weather, you can check out Pirna weather in December.

Compare Pirna's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pirna

As summer gives way to autumn, September in Pirna brings a notable shift in weather patterns, marked by a blend of warmth and the onset of cooler temperatures. With maximum highs reaching 30°C (86°F), this month still holds onto the lingering warmth of summer, but it is overshadowed by an average temperature that drops to 14°C (58°F). Alongside the 81% humidity and around 70 mm of rainfall over approximately 12 days, September introduces a sense of transition, making it wetter compared to the drier summer months. This unique combination sets the stage for vibrant autumn foliage, offering a picturesque view of the changing season. For more insights into the evolving weather patterns, check out Pirna Climate.