September Weather in Munich, Germany

Last updated: February 26, 2025

September in Munich, Germany presents a rich tapestry of weather experiences, where the maximum temperature can soar up to 29°C (84°F), providing warm days that are perfect for outdoor exploration. The average temperature settles around a comfortable 15°C (59°F), while nights may dip to a brisk 2°C (36°F), necessitating a cozy sweater for evening strolls. With precipitation totaling 80 mm (3.2 in) spread over 12 days, occasional rain showers are a part of the month’s charm, contributing to the lush landscape of the Bavarian capital. Coupled with a high humidity level of 85%, these conditions create a vibrant yet sometimes challenging environment, making September a month of delightful contrasts in Munich.

September Temperature in Munich

As September unfolds in Munich, the city experiences a delightful transition from summer’s embrace to the crispness of fall. The temperatures during this month range from a cool minimum of 2°C (36°F) to a pleasant maximum of 29°C (84°F), with an average hovering around 15°C (59°F). This gradual shift is characterized by warm days where outdoor activities remain appealing, yet the nights begin to invite a heavier sweater. Overall, September offers a harmonious blend of lingering warmth and the early whispers of autumn, making it a perfect time for locals and visitors alike to savor the vibrant atmosphere of the city before winter sets in.

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

The chart illustrates September temperature patterns in Munich, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333742495666676759514036
Data source: Temperature data for Munich generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Munich

In September, Munich experiences a shift towards more moderate rainfall, with 80 mm (about 3.2 inches) of precipitation spread over 12 days. This marks a decrease from the wetter summer months, particularly August's 117 mm, and suggests that the onset of autumn brings a slight reprieve in moisture. As the city transitions into cooler weather, the frequency of rain remains consistent with the earlier months, yet the overall volume of precipitation begins to taper off compared to the high peaks of May and June. This gradual decline in rainfall serves as a reminder of the changing seasons, laying the groundwork for the drier spells ahead as winter approaches.

September Precipitation Trends in Munich

The chart displays monthly precipitation patterns in Munich, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7168654512211510911780754892
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Munich

In September, Munich experiences a slight uptick in humidity, averaging 85%, which marks a transition as summer wanes into autumn. This level, while just above August’s 84%, reflects the lingering warmth of the late summer months. As we trace the yearly pattern, it's evident that Munich's humidity gradually declines from the highs of 91% in January to a low of 77% in May, only to slightly rebound as the year progresses. The trend suggests a dance of rising and falling moisture, with the autumn months generally seeing a subtle increase in humidity levels, inviting a cozy, crisp air that characterizes Bavaria's enchanting fall season.

September Average Humidity in Munich

This chart illustrates the average monthly humidity levels in Munich, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%84%77%82%83%84%85%88%88%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Munich

As summer transitions to autumn in Munich, the UV Index in September settles at a moderate level of 6, indicating a high exposure category. This reflects a gradual decline from the intensely high levels reached in the preceding summer months, with burn time extending back to 25 minutes. The trend illustrates how UV rays begin to wane after the peak of August, signaling a shift in sun safety awareness. Still, it's important for residents and visitors alike to remain vigilant and protect their skin while enjoying the pleasant early fall weather. For comprehensive insights on UV levels throughout the year, explore Munich UV Index.

Maximum UV Index Levels in Munich for September

The chart shows the monthly maximum UV Index (UVI) for Munich 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Munich 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 Munich

September in Munich brings a delightful transition, with 311 hours of sunshine that signals the end of summer yet retains the warmth of the season. Following the sun-drenched peak of July, which boasts 420 hours, the city begins to ease into autumn, but the decrease in sunlight is gentle. Compared to August's 379 hours, September still offers ample sunny days, allowing residents and visitors to bask in the golden glow as the leaves start to change. This month serves as a beautiful bridge, where the lingering warmth of summer meets the crispness of fall, making it a perfect time to explore the city's parks and outdoor spaces. The gradual decline in daylight as the year progresses is a reminder of nature's rhythm, setting the stage for the cozy months ahead.

Monthly Sunshine Duration in Munich: September Highlighted

The September sunshine duration represents the total number of hours Munich 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.
JanFebMarAprMayJunJulAugSepOctNovDec144h223h293h345h368h393h420h379h311h266h211h164h
Data source: Munich September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Munich During September

September marks a turning point in Munich’s weather, with a notable increase in the likelihood of sunny days, reaching 47%—the highest percentage since spring. This month often ushers in a warm glow, making it a delightful time for outdoor activities after the summer months. Unlike the earlier parts of the year, where sunny days hover around the low to mid-thirties percent, September invites residents and visitors alike to enjoy the lingering warmth with a burst of sunshine. As the city transitions into autumn, this favorable weather creates an inviting backdrop for festivals and events, highlighting Munich’s vibrant culture and picturesque scenery.

Percentage of Sunny Days in September in Munich

The chart illustrates the percentage of sunny days in Munich 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 Munich experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%39%43%41%29%35%33%33%47%32%21%18%
Data source: Munich September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Munich in September

As September unfolds in Munich, the days begin to shorten, with approximately 12 hours of daylight illuminating the city. This marks a gentle decline from the sun-drenched summer months of June through August, where residents enjoyed a generous 15 to 14 hours of daylight. The shift toward early autumn brings a noticeable crispness to the air and a unique beauty to the cityscape, as the vibrant hues of the changing leaves contrast against the softening light. With daylight reducing gradually from 15 hours in May to this month’s 12 hours, September stands as a bridge between the long summer days and the shorter, more introspective days of fall, offering an ideal time for locals and visitors alike to relish the outdoors before the winter's chill sets in.

Average Daylight Hours in Munich for September

The chart illustrates the variation in daylight duration in Munich throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 49m10h 12m11h 55m13h 41m15h 13m15h 59m15h 34m14h 13m12h 31m10h 46m9h 12m8h 23m
Data source: Munich daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Munich

As September rolls into Munich, the wind whispers a gentle breeze, averaging just 2.0 m/s (5 mph), marking it as the calmest month of the year. This notable drop from the springtime winds of 3.4 m/s in May highlights a shift towards quieter days, perfect for leisurely strolls beneath the early autumn foliage. The transition is palpable, as the city prepares for the vibrant colors that signal the arrival of fall, following the more blustery months of January through May. Despite September's lighter gusts, the overall trend of gradually decreasing wind speeds paints a serene picture, inviting residents and visitors alike to savor the lingering warmth before winter begins to take hold.

Average September Wind Speed in Munich

The chart displays monthly wind speed patterns in Munich, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.42.83.02.63.42.22.32.52.0 m/s2.42.53.1
Data source: Munich September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Munich Compares to Other Months

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

In September, the weather is typically mild, with temperatures ranging from a chilly 2°C (36°F) at night to a warm average of 15°C (59°F), peaking at 29°C (84°F) during the day. The month experiences around 80 mm (3.2 in) of precipitation spread over about 12 days, with humidity levels sitting at a comfortable 85%.

In contrast, January brings much colder conditions, with temperatures dropping significantly to a minimum of -16°C (4°F) and an average of just 1°C (34°F), while highs reach only up to 15°C (60°F). January sees slightly less precipitation at 71 mm (2.8 in) over 11 days, but with higher humidity at 91%. For more details on the winter experience, check out Munich weather in January.

September and February offer stark contrasts in weather. September showcases a milder climate, with average temperatures ranging from a chilly 2°C (36°F) at night to a warm 29°C (84°F) during the day. The month brings around 80 mm (3.2 in) of precipitation over 12 days, alongside a humidity level of 85%, creating a somewhat muggy atmosphere. In contrast, February experiences much colder conditions, with temperatures plummeting to a minimum of -16°C (3°F) and peaking at a relatively mild 18°C (65°F). This month sees about 68 mm (2.7 in) of rain spread across 11 days, with humidity rising slightly to 89%. For those interested in knowing more about the snowy charm of the cold month, check out Munich weather in February.

September and March present strikingly different weather conditions. In September, temperatures range from a mild 2°C (36°F) at night to a warm 29°C (84°F) during the day, making it a pleasant month overall with an average temperature of 15°C (59°F). The month sees about 80 mm (3.2 in) of precipitation spread over 12 days, and humidity levels are quite high at 85%. In contrast, March offers a chilly start to spring, with temperatures dipping as low as -17°C (1°F) at night and reaching a maximum of 21°C (70°F) during the day, averaging just 5°C (42°F). The month experiences slightly less precipitation at 65 mm (2.6 in) over 13 days and has a higher humidity level of 88%. For more details on weather specifics, you can check Munich weather in March.

September and April present distinct weather patterns, reflecting the transition between seasons. In September, temperatures range from a minimum of 2°C (36°F) to a maximum of 29°C (84°F), with an average of 15°C (59°F), while April experiences colder conditions, with temperatures varying from -5°C (24°F) to a maximum of 27°C (80°F) and an average of 10°C (50°F). Precipitation is more prevalent in September, totaling 80 mm (3.2 in) over approximately 12 days, compared to April's 45 mm (1.8 in) over 9 days. Humidity levels are slightly higher in September at 85%, while April maintains a similar level at 84%. For more detailed insights into April weather, you can visit Munich weather in April.

In September, the weather tends to be warmer compared to May, with average temperatures reaching up to 15°C (59°F) and a maximum of 29°C (84°F). Despite this warmth, September experiences higher humidity levels at 85% and significant rainfall, totaling 80 mm (3.2 in) over 12 days. In contrast, May boasts slightly cooler average temperatures of 13°C (56°F) and can reach up to 31°C (88°F); however, it experiences even more precipitation, with 122 mm (4.8 in) falling over 17 days. For a closer look at the weather patterns specific to May, you can check Munich weather in May.

When comparing the weather in September and June, we see notable differences in temperature and precipitation patterns. September typically experiences cooler temperatures, with a minimum of 2°C (36°F) and an average of 15°C (59°F), while June offers warmer conditions, ranging from a minimum of 5°C (41°F) and an average of 19°C (66°F). Additionally, June tends to be sunnier, with a maximum temperature reaching 34°C (93°F), compared to September’s peak of 29°C (84°F). Precipitation is higher in June, featuring 115 mm (4.5 in) over 13 days, while September sees less rain at 80 mm (3.2 in) over 12 days. Humidity is slightly higher in September at 85%, compared to June's 82%. For more detailed insights on June weather, visit Munich weather in June.

When comparing the weather in September and July, notable differences in temperature and precipitation patterns emerge. September typically experiences cooler temperatures, ranging from a minimum of 2°C (36°F) to a maximum of 29°C (84°F), with an average of 15°C (59°F). In contrast, July tends to be warmer, with minimum temperatures around 8°C (47°F), an average of 19°C (67°F), and a maximum of 34°C (93°F). Precipitation levels are also higher in July, with 109 mm (4.3 inches) of rain over 14 days compared to September's 80 mm (3.2 inches) over 12 days. Interestingly, September exhibits slightly higher humidity at 85% compared to July's 83%. For more detailed insights, visit Munich weather in July.

In comparing the weather between August and September, we observe notable differences in temperature and precipitation. September features a wider temperature range, with a minimum of 2°C (36°F) and a maximum of 29°C (84°F), leading to a lower average temperature of 15°C (59°F) compared to August's minimum of 8°C (47°F) and maximum of 34°C (93°F), which results in a higher average of 19°C (67°F). Additionally, September experiences slightly less precipitation, with 80 mm (3.2 in) over 12 days, while August receives more rainfall at 117 mm (4.6 in) across 14 days. Humidity levels are quite similar, with September's humidity at 85% and August's at 84%. For more detailed information, you can check Munich weather in August.

September tends to be warmer than October, with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 29°C (84°F), while October's temperatures decline to a range of 0°C (31°F) at night and a high of 24°C (75°F) during the day. Despite less overall precipitation in October (75 mm or 2.9 in) compared to September (80 mm or 3.2 in), October experiences slightly more rainy days, recorded at 11 compared to September’s 12 days. Additionally, humidity rises in October to 88%, compared to September's 85%. For more insights about the weather conditions you can expect, visit Munich weather in October.

In September, the weather is typically warmer, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 29°C (84°F), and an average of 15°C (59°F). The month experiences about 80 mm (3.2 in) of precipitation over 12 days, and the humidity stands at a high 85%. In contrast, November sees cooler temperatures, with a minimum of -3°C (27°F) and a comfortable maximum of 19°C (67°F), averaging around 5°C (41°F). This month is also drier, with only 48 mm (1.9 in) of rainfall over 9 days and a slight increase in humidity to 88%. For more detailed information, check Munich weather in November.

In September, the weather typically features a minimum temperature of 2°C (36°F) and an average of 15°C (59°F), with maximum temperatures reaching up to 29°C (84°F). This month experiences about 80 mm (3.2 in) of precipitation over approximately 12 days, accompanied by a humidity level of 85%. In contrast, December brings a marked drop in temperatures, with a minimum of -7°C (20°F), an average of 2°C (37°F), and a maximum of 13°C (56°F). December is slightly wetter, receiving around 92 mm (3.6 in) of precipitation over 16 days, and has a higher humidity level of 91%. For a more detailed look at December's weather, you can visit Munich weather in December.

Compare Munich's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Munich

As September rolls into Munich, the weather begins to transition, offering a delightful mix of warm days and cooler nights. With temperatures averaging around a mild 15°C (59°F), the month stands in contrast to the peak summer heat. While you can still enjoy sunny afternoons with highs reaching up to 29°C (84°F), early mornings and evenings hint at the approaching autumn chill, often dipping to around 2°C (36°F). This month also brings an increase in humidity to 85%, creating a soft, misty feel in the air, paired with 12 days of precipitation that contribute to the lush, vibrant surroundings. For a deeper understanding of how this weather fits into the annual patterns, explore more about the city's climate at Munich Climate.