October Weather in Ulm, Germany

Last updated: February 26, 2025

October in Ulm, Germany is characterized by a crisp transition into autumn, with maximum temperatures reaching 23°C (74°F) and an average of 10°C (50°F). As the month progresses, night temperatures can dip to a brisk minimum of -1°C (31°F), hinting at the onset of colder days. Rainfall is a frequent visitor, contributing 67 mm (2.6 in) over approximately 12 days, resulting in an impressive humidity level of 88%. This blend of mild days and chilly nights, coupled with ample precipitation, creates a unique atmospheric charm that captures the essence of the season in Ulm.

October Temperature in Ulm

October in Ulm, Germany, marks a remarkable shift towards cooler temperatures as the city transitions into autumn. With minimums dipping to -1°C (31°F) and averages hovering around 10°C (50°F), the crisp air heralds the end of warmer days. Maximum temperatures can still reach a pleasant 23°C (74°F), reminiscent of the lingering warmth from September. This month showcases a delightful blend of vibrant fall foliage and comfortable afternoons, making it an ideal time to explore the city's rich history and picturesque landscapes. As the temperatures gradually decline, Ulm prepares for the winter months, yet retains a charm that is uniquely enchanting during this transitional period.

October Weather in Ulm: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Ulm, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec323641485463656557503935
Data source: Temperature data for Ulm 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.

October Precipitation in Ulm

In October, Ulm, Germany typically experiences a moderate precipitation level, with about 67 mm (2.6 inches) of rain falling over approximately 12 days. This amount aligns closely with the patterns seen in the preceding months, like September, which recorded a slightly lower 64 mm of rain. Notably, October’s rainfall marks a transition as the region leaves behind the wetter summer months, characterized by higher totals in June and August, where precipitation peaked at 124 mm and 107 mm, respectively. As autumn deepens, Ulm’s weather exhibits a natural ebb and flow, setting the stage for the drier winter months ahead.

October Precipitation Trends in Ulm

The chart displays monthly precipitation patterns in Ulm, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec676668421061249010764675098
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Ulm

In October, Ulm, Germany, experiences a humidity level of 88%, marking a subtle rise from the previous month. This increase is part of a noticeable trend as the cooler autumn months approach, with humidity levels gradually elevating from 79% in May to 89% by November. While the levels fluctuate slightly during the summer—hovering between 82% and 84%—the transition into fall brings back the characteristic dampness of the colder months. Collectively, October’s humidity fits within a broader pattern, echoing the year’s overall cyclical nature, where late fall and winter months consistently return to higher humidity, peaking at 91% by January. Such variations not only influence the local climate but also set the stage for the cozy, often misty atmosphere that defines Ulm during the transition to winter.

October Average Humidity in Ulm

This chart illustrates the average monthly humidity levels in Ulm, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Ulm

In October, Ulm experiences a UV Index of 4, indicating a moderate exposure level. As the days grow shorter and the sun's intensity diminishes after the peak summer months, residents enjoy a burn time of 30 minutes before needing sun protection. This change reflects a noticeable drop from the very high indices recorded during the summer, which saw indices soar to 9 in July and June. However, it’s still essential to remain mindful of sun exposure, particularly on clear days. For a detailed month-by-month breakdown and insights on UV intensity, you can visit Ulm UV Index.

Maximum UV Index Levels in Ulm for October

The chart shows the monthly maximum UV Index (UVI) for Ulm in October, 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986422
Data source: Ulm October 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.

October Sunshine in Ulm

As autumn settles in, October in Ulm, Germany, reveals a charming interplay of light and shadow, with 266 hours of sunshine illuminating the fall landscape. This month marks a notable decline from the sun-filled days of summer, where July peaked at 414 hours, yet it still benefits from a radiant glow, outshining the gloom of winter's approach. September's 315 hours hinted at the lingering warmth of summer, but as October progresses, the days shorten, leading us towards the 209 hours characteristic of November. The trend reflects a graceful transition, as Ulm embraces the crisp air and vibrant fall foliage under a gradually dimming sky, making each sunlit moment all the more precious.

Monthly Sunshine Duration in Ulm: October Highlighted

The October sunshine duration represents the total number of hours Ulm experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec139h218h289h347h372h389h414h380h315h266h209h161h
Data source: Ulm October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ulm During October

As the autumn season settles in Ulm, Germany, the likelihood of sunny weather in October stands at 31%, illustrating a modest chance for clear skies. This figure follows a notable increase in sunshine opportunities throughout September, where the chance rises to 46%, indicating a transition into the cooler months. While October offers a respectable amount of sunshine compared to the darker, winter months—like November and December, which see chances dropping to 18% and 15% respectively—it represents a decline from the higher probabilities in the spring, peaking at 42% in April. Overall, October marks a balance between the fading warmth of summer and the impending chill of winter, providing a brief window for sunny days amid the colorful autumn foliage.

Percentage of Sunny Days in October in Ulm

The chart illustrates the percentage of sunny days in Ulm throughout the year, with October 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 Ulm experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%37%41%42%29%35%32%34%46%31%18%15%
Data source: Ulm October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ulm in October

As October unfolds in Ulm, Germany, the city experiences a noticeable shift in daylight, with sunlight gracing the sky for approximately 10 hours each day. This marks a decline from the vibrant 12 hours available in September, hinting at the approach of winter. The gradual decrease in daylight hours is part of the natural rhythm of the seasons, where the extended brightness of summer, peaking at 16 hours in June, transitions into shorter days. As autumn deepens, Ulm's October light mirrors the waning warmth of the season, reminding residents and visitors alike of the cozy evenings ahead. With each passing month, the transformation from long, sunlit days to the introspective twilight of winter becomes increasingly evident.

Average Daylight Hours in Ulm for October

The chart illustrates the variation in daylight duration in Ulm throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 47m10h 11m11h 55m13h 42m15h 15m16h 2m15h 37m14h 14m12h 31m10h 45m9h 11m8h 21m
Data source: Ulm daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Ulm

As October arrives in Ulm, Germany, the average wind speed picks up slightly to 2.6 m/s (6 mph), bridging the gap between the calmer summer months and the brisker winds of late fall. This gentle increase from September’s lull of 2.0 m/s (5 mph) hints at the approaching winter, yet it remains markedly milder compared to the peaks of spring, where May experiences a lively 3.6 m/s (8 mph). Throughout the year, there is a clear downward trend from the breezy days of January through March to the stillness of summer. However, October serves as a transitional period, offering a refreshing breeze that prepares residents for the colder months ahead, reminding us that change is in the air.

Average October Wind Speed in Ulm

The chart displays monthly wind speed patterns in Ulm, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.03.02.73.62.22.32.52.02.6 m/s2.53.2
Data source: Ulm October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Ulm Compares to Other Months

The weather in Ulm changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Ulm and find detailed weather information for every month.

October and January present starkly different weather conditions. In October, temperatures range from a chilly minimum of -1°C (31°F) to a comfortable maximum of 23°C (74°F), with an average temperature of 10°C (50°F). The month experiences about 67 mm (2.6 in) of precipitation over 12 days, accompanied by relatively high humidity at 88%. Conversely, January is significantly colder, with temperatures dropping to a minimum of -15°C (5°F) and an average of 0°C (33°F), peaking at only 13°C (56°F). This month also sees similar precipitation levels of 67 mm (2.6 in), but over just 11 days, and the humidity slightly increases to 91%. For more details on January weather, you can visit Ulm weather in January.

October and February present stark contrasts in weather, showcasing the transition from autumn to winter. In October, temperatures range from a minimum of -1°C (31°F) to a comfortable maximum of 23°C (74°F), with an average of 10°C (50°F). The month sees about 67 mm (2.6 in) of precipitation over 12 days, accompanied by high humidity at 88%. In contrast, February brings much colder temperatures, with a minimum dropping to -18°C (-1°F) and a maximum of 18°C (65°F), averaging just 2°C (37°F). Despite similar precipitation levels of 66 mm (2.6 in) over 11 days and a slightly higher humidity of 89%, the overall sensation during February is one of chill and wintery starkness. For more specific details about February conditions, check out Ulm weather in February.

When comparing the weather in October and March, it's evident that March typically starts off colder, with an average temperature of 5°C (41°F) compared to October's more moderate average of 10°C (50°F). While both months experience significant humidity, March has a notably lower minimum temperature of -16°C (3°F), while October's minimum is just -1°C (31°F). Precipitation levels are similar, with October receiving 67 mm (2.6 in) over 12 days, and March slightly higher at 68 mm (2.7 in) over 13 days. For more detailed information on March weather trends, you can visit Ulm weather in March.

In comparing the weather of October and April, October tends to be milder with average temperatures around 10°C (50°F) and maximum highs reaching 23°C (74°F), while April has a slightly lower average of 9°C (48°F) but can peak at 26°C (79°F). Precipitation in October is more frequent, with rain on about 12 days and a total of 67 mm (2.6 in), compared to 9 days of rain in April amounting to 42 mm (1.7 in). Humidity levels are also higher in October at 88%, whereas April's humidity stands at 83%. For a detailed look at weather conditions in April, check out Ulm weather in April.

October and May present contrasting weather patterns, with October generally cooler and wetter than May. In October, temperatures range from a chilly -1°C (31°F) to a comfortable maximum of 23°C (74°F), while May boasts slightly warmer averages, with temperatures dipping to -2°C (29°F) and peaking at 29°C (85°F). Precipitation is higher in May, totaling 106 mm (4.2 in) over 16 days, compared to October’s 67 mm (2.6 in) across 12 days. Furthermore, October has higher humidity levels at 88%, compared to May’s 79%, adding to the distinct seasonal character of each month. For more detailed information, you can check out Ulm weather in May.

When comparing the weather in October and June, it becomes evident that each month offers distinctly different climates. October experiences cooler temperatures, with averages around 10°C (50°F) and highs reaching up to 23°C (74°F), making it significantly milder than June, which boasts a more robust average of 17°C (64°F) and can peak at a hot 33°C (92°F). Rainfall is more frequent in June, with 124 mm (4.9 in) over 14 days, compared to October's 67 mm (2.6 in) over 12 days. Additionally, October's humidity is slightly higher at 88%, in contrast to June's 82%, enhancing the cool, crisp feel of the autumn month. For more detailed insights, you can visit Ulm weather in June.

In comparing the weather between October and July, October experiences significantly cooler temperatures, with a range from a minimum of -1°C (31°F) to a maximum of 23°C (74°F), averaging around 10°C (50°F). In contrast, July boasts much warmer conditions, with temperatures ranging from 6°C (44°F) to a maximum of 34°C (94°F), and an average of 18°C (65°F). Precipitation levels are fairly similar, with October receiving 67 mm (2.6 in) over 12 days and July slightly higher at 89 mm (3.5 in) over 13 days. Humidity remains high in both months, though October is slightly more humid at 88% compared to July's 83%. For detailed information, you can check Ulm weather in July.

October and August exhibit distinctly different weather patterns. In October, temperatures range from a chilly minimum of -1°C (31°F) to an average of 10°C (50°F) and a maximum of 23°C (74°F). In contrast, August enjoys warmer temperatures, with a minimum of 6°C (44°F), an average of 18°C (65°F), and a peak of 32°C (90°F). Precipitation is higher in August, totaling 107 mm (4.2 in) over 14 days, compared to October’s 67 mm (2.6 in) across 12 days, while humidity levels are slightly higher in October at 88%, compared to 84% in August. For more details, check out Ulm weather in August.

In comparing the weather between September and October, we see a notable shift as autumn sets in. October experiences slightly cooler temperatures, with a minimum of -1°C (31°F) and an average of 10°C (50°F), while September maintains a warmer minimum of 1°C (35°F) and an average of 14°C (58°F). The maximum temperatures also reflect this change, dipping from 28°C (83°F) in September to 23°C (74°F) in October. Precipitation levels are quite similar, with 67 mm (2.6 in) in October compared to 64 mm (2.5 in) in September, and both months typically see rain on about 12 days. Interestingly, October’s humidity is slightly higher at 88%, compared to September’s 85%. For a detailed look at September's weather, you can visit Ulm weather in September.

October generally showcases milder temperatures compared to November, with an average of 10°C (50°F) and maximums reaching up to 23°C (74°F). By contrast, November experiences cooler conditions, with average temperatures dropping to 4°C (39°F) and maximums of only 19°C (66°F). While both months see considerable humidity, November's humidity stands slightly higher at 89%, compared to October's 88%. Additionally, precipitation is somewhat less in November, totaling 50 mm (2.0 in) over 10 days, compared to October's 67 mm (2.6 in) over 12 days. For more details on November weather, check out Ulm weather in November.

October offers a milder climate with average temperatures around 10°C (50°F) and highs reaching up to 23°C (74°F), making it a more comfortable month for outdoor activities. In contrast, December brings a significant drop in temperature, with averages hovering around 2°C (35°F) and lows plunging to -9°C (16°F), indicating a shift towards winter. Additionally, December experiences increased precipitation, totaling 98 mm (3.9 in) over 17 days compared to October's 67 mm (2.6 in) over 12 days. The humidity also rises slightly in December, reaching 91%, which can make the cold feel a bit more biting. For more details, check out Ulm weather in December.

Compare Ulm's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Ulm

As October rolls into Ulm, the shift in weather is quite apparent, transforming the landscape with cooler temperatures and frequent showers. Gone are the days of summer warmth, as the city experiences a crisp average temperature that invites cozy layers and vibrant autumn colors. With about 12 days of rainfall and humidity peaking at a notable 88%, October is a month where the charm of fall is interlaced with the realities of changing seasons. This blend of cool breezes and the smell of wet leaves creates an enchanting atmosphere, distinctly different from the sun-soaked days of summer. For a deeper understanding of how Ulm's weather evolves throughout the year, explore the detailed month-by-month patterns at Ulm Climate.