Last updated: February 26, 2025
In September, Colmar, France experiences a blend of warmth and coolness, with temperatures ranging from a maximum of 31°C (87°F) to a minimum of 3°C (38°F). The average temperature hovers around 16°C (60°F), making it a comfortable time for outdoor exploration. Visitors can expect 61 mm (2.4 in) of rainfall over approximately 10 days, contributing to a humidity level of 81%. This picturesque Alsatian town transforms with the onset of autumn, offering a vibrant tapestry of colors amidst its charming streets.
In September, Colmar experiences a delightful transition from the heat of summer to the cooler embrace of autumn. With minimum temperatures around 3°C (38°F) and an average hovering at 16°C (60°F), this month offers a refreshing yet pleasant climate. The maximum temperature can be as high as 31°C (87°F), reminding us that summer is still lingering. As the month progresses, the crispness of fall begins to set in, making it an ideal time for leisurely strolls through the charming streets of this picturesque town, where the vibrant colors of nature start to unfold. It’s a month that perfectly balances warmth and comfort, inviting both locals and travelers to savor the best of Colmar's early autumn charms.
In Colmar, France, September marks a transition into the autumn season, bringing a moderate precipitation amount of 61 mm (2.4 in) over about 10 days of the month. This amount is notably lower than the preceding summer months, where rainfall hovered around the mid-90 mm range, suggesting a shift towards drier conditions as the year progresses. Compared to other months, such as May’s peak of 115 mm (4.5 in), September’s rainfall remains light, indicating a gradual easing of summer storms. The overall trend reveals a clear pattern of decreasing precipitation from the summer into the early fall, setting the stage for the typically cooler and wetter October.
In Colmar, France, the September humidity registers at 81%, reflecting a slight uptick from the drier conditions of summer, where August reaches its lowest at 77%. This pattern indicates a gradual return to the more typical moisture levels observed earlier in the year, as the humidity begins to increase in anticipation of autumn. The months of October and November follow suit, with humidity climbing back to 89%, which aligns closely with the high humidity levels experienced during the peak winter months of January and December, both at 91%. This trend demonstrates Colmar's characteristic ebb and flow of humidity throughout the seasons, as the region transitions from the warmth of summer to the cooler, wet climate of fall and winter.
As September rolls into Colmar, France, the UV Index begins to decline from its peak summer levels, but still remains noteworthy at 6, categorized as high. This shift means residents and visitors alike need to be mindful of sun exposure, with a burn time of approximately 25 minutes before the risk of skin damage increases. Although the intensity of sunlight is less than in July and August, which featured very high UV ratings of 9, it's essential to remain vigilant as the summer heat recedes. As October approaches, the UV Index will further decrease, indicating a transition to safer outdoor conditions. For those looking to stay informed, check out the details at Colmar UV Index.
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As autumn approaches, *September in Colmar, France, offers a delightful balance of warmth and sunshine, boasting 328 hours of radiant daylight. This month marks a gentle decline in sunlight, following the peak of summer with July achieving 415 hours. The sun gradually retreats, transitioning from the vibrant energy of late summer to the soothing golden hues of early fall. Despite this decrease, September still shines brighter than the October average of 260 hours, inviting visitors to explore the charming streets and picturesque vineyards that flourish under the mellow sun. As the days grow shorter, this enchanting destination continues to bask in the soft glow of early autumn, creating unforgettable moments against the backdrop of Colmar's stunning beauty.
In Colmar, France, the likelihood of sunny weather in September sits at a promising 47%, making it one of the more favorable months for sunshine as the year winds down. Following the slightly higher probabilities from spring, where sunshine chances peak in April at 53%, September presents a refreshing transition into autumn. The statistics reveal a gradual decline in sunshine probability as the year approaches its end, with the peak summer months of July and August showing only marginally higher chances at 40% and 38%, respectively. This trend highlights September as an optimal time for visitors seeking a delightful blend of temperate weather and the beautiful hues of early autumn, all while enjoying a significant chance of sunny days.
As summer gracefully transitions into autumn, September in Colmar, France, experiences a delightful shift in daylight duration, boasting approximately 12 hours of sunlight each day. This marks a noticeable decrease from the peak summer months of June to August, when daylight extended to a generous 15 hours. The gradual waning of daylight is a natural precursor to the shorter days of fall and winter, with October following September with only 10 hours of sunlight. This trend reflects the rhythmic cycle of the seasons, inviting residents and visitors alike to savor the lingering warmth of early autumn before the days draw shorter and the cozy charm of winter sets in.
As summer fades into autumn, September in Colmar, France, brings a noticeable shift in the air, marked by a gentle average wind speed of 1.7 m/s (4 mph). This decline from earlier in the year reflects the calming embrace of the season, as winds whisper softly through the charming streets of this picturesque town. While May holds the title for the windiest month at 3.0 m/s (7 mph), the September breeze is a serene reminder of nature's transition, inviting residents and visitors alike to enjoy leisurely strolls under the colorful canopy of fall foliage. In this quaint Alsatian gem, the dappled sunlight and mild winds create the perfect backdrop for savoring the local wines and cheeses as the vibrant summer vibrancy begins to give way to the coziness of autumn.
The weather in Colmar 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 Colmar and find detailed weather information for every month.
In September, the weather begins to cool with average temperatures ranging from a pleasant 16°C (60°F) to a warm peak of 31°C (87°F), making it a month of transition where late summer heat can still be felt. However, the month has its share of rain, with 61 mm (2.4 in) of precipitation over approximately 10 days, and humidity levels at a relatively comfortable 81%. In contrast, January brings much colder conditions, with average temperatures plummeting to around 2°C (35°F), dipping as low as -11°C (12°F) at night. The precipitation increases slightly to 86 mm (3.4 in) over 11 days, accompanied by higher humidity at 91%, contributing to a colder, often damp winter atmosphere. For more details on January weather, you can check Colmar weather in January.
In comparing the weather of September and February, there are notable differences in temperature and precipitation. September experiences milder temperatures, ranging from a minimum of 3°C (38°F) to a maximum of 31°C (87°F), with an average of around 16°C (60°F). Conversely, February is significantly colder, with temperatures dipping to a minimum of -11°C (13°F) and reaching a maximum of 18°C (65°F), averaging only 4°C (39°F). Precipitation levels are slightly higher in February at 78 mm (3.1 in) over 11 days, compared to September's 61 mm (2.4 in) over 10 days, while humidity also plays a role, with February being slightly more humid at 89% versus September's 81%. For more detailed insights, you can check Colmar weather in February.
September and March offer contrasting weather experiences. September typically showcases a mild climate, with average temperatures around 16°C (60°F) and highs reaching up to 31°C (87°F), while the days are often accompanied by 81% humidity and about 61 mm (2.4 inches) of precipitation spread over 10 days. In contrast, March experiences chillier conditions, with average temperatures hovering around 6°C (43°F) and nighttime lows dipping to -13°C (9°F). This month brings more precipitation, totaling 86 mm (3.4 inches) over 14 days, and a slightly higher humidity level of 87%. For more details on the weather in March, explore Colmar weather in March.
In comparing the weather of September and April, it's evident that September tends to be warmer, with average temperatures ranging from a chilly 3°C (38°F) to a hot 31°C (87°F), while April sees milder conditions with temperatures ranging from -5°C (23°F) to a maximum of 27°C (80°F). Both months experience a similar level of precipitation, with September receiving about 61 mm (2.4 in) over 10 days, and April having slightly less at 50 mm (2.0 in) across 9 days. Humidity levels remain quite high in both months, with April at 84% and September at 81%. For more specific details on April weather, you can check Colmar weather in April.
In comparing the weather of September and May, both months exhibit mild average temperatures, but September tends to be warmer. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 31°C (87°F), while May shows slightly cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 31°C (88°F). Interestingly, May experiences higher rainfall, totaling 115 mm (4.5 in) over 15 days, compared to September's 61 mm (2.4 in) over 10 days, highlighting a wetter climate in late spring. Additionally, humidity levels are quite similar, with September at 81% and May at 80%. For more detailed insights, you can check Colmar weather in May.
In comparing the weather between September and June, we see that June tends to be warmer overall, with average temperatures reaching 19°C (66°F) and maximums hitting 34°C (93°F). In contrast, September has a broader temperature range, with a minimum of 3°C (38°F) and a maximum of 31°C (87°F), leading to a more moderate average of 16°C (60°F). While June experiences slightly higher precipitation at 101 mm (4.0 in) over 14 days, September has less rainfall at 61 mm (2.4 in), although it occurs over a similar number of days (10 days). Humidity levels are quite comparable in both months, hovering around 81% in September and 82% in June. For a deeper dive into June's climate specifics, you can check Colmar weather in June.
In comparing the weather of September and July, notable differences emerge. September experiences a broader temperature range, with a minimum of 3°C (38°F) and a maximum of 31°C (87°F), leading to an average temperature of 16°C (60°F). In contrast, July has consistently warmer conditions, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 36°C (98°F), resulting in an average temperature of 20°C (69°F). Additionally, July tends to be wetter, with 92 mm (3.6 in) of precipitation over 15 days, compared to September's 61 mm (2.4 in) over 10 days. Humidity levels remain similar in both months, with September at 81% and July slightly higher at 82%. You can find more detailed information about the weather patterns in Colmar weather in July.
In comparing the weather of September and August, September exhibits a notable drop in temperature, with minimums around 3°C (38°F) and an average of 16°C (60°F), while August maintains a warmer climate with minimums at 6°C (43°F) and an average of 20°C (68°F). The maximum temperatures also reflect this trend, soaring to 37°C (98°F) in August compared to September’s peak of 31°C (87°F). Additionally, September experiences slightly less precipitation (61 mm or 2.4 in) over fewer days (10 days) compared to August’s heavier rainfall of 94 mm (3.7 in) spread over 14 days. Humidity levels are slightly higher in September at 81%, compared to 77% in August. For further details on August weather, you can visit Colmar weather in August.
In comparing the weather between September and October, a noticeable shift occurs as temperatures drop significantly. September boasts a wider range with minimum temperatures around 3°C (38°F) and maximums reaching up to 31°C (87°F), averaging 16°C (60°F). In contrast, October sees cooler conditions, with minimums dipping to 0°C (32°F) and maximums peaking at 24°C (76°F), resulting in an average of just 11°C (52°F). Additionally, precipitation increases from 61 mm (2.4 in) over 10 days in September to 82 mm (3.2 in) across 13 days in October, while humidity also rises from 81% to 89%. For more detailed insights, you can explore Colmar weather in October.
In September, the weather is generally warmer, with average temperatures reaching around 16°C (60°F) and maximums peaking at 31°C (87°F). The month sees about 61 mm (2.4 in) of precipitation spread over 10 days, while humidity levels hover around 81%. In contrast, November brings significantly cooler temperatures, with an average of just 5°C (42°F) and maximums of 20°C (69°F), along with a chillier minimum temperature of -3°C (26°F). This month experiences slightly higher precipitation, totaling 69 mm (2.7 in) over 11 days, and an increase in humidity at 89%. For more details on November weather, check out Colmar weather in November.
September and December showcase a stark contrast in weather conditions. In September, temperatures range from a mild 3°C (38°F) at night to a warm average of 16°C (60°F) and can peak at a warm 31°C (87°F). The month experiences moderate precipitation of 61 mm (2.4 in) over about 10 days, with humidity levels at 81%. In contrast, December temperatures drop significantly, with minimums reaching -5°C (23°F) and an average of just 3°C (38°F), while the maximum rarely exceeds 14°C (58°F). Precipitation increases to 116 mm (4.6 in) across 17 days, and humidity rises to 91%. For a detailed look at the December weather in Colmar, you can visit Colmar weather in December.
As September unfolds in Colmar, the weather offers a delightful transition from the warmth of summer to the crispness of autumn. With an average temperature hovering around 16°C (60°F), this month is marked by a perfect balance—lush, mild days give way to cooler evenings. Unlike the heavier precipitation of the summer months, September presents a lighter rainfall of 61 mm over approximately 10 days, creating a more enjoyable, albeit slightly humid experience at 81%. This unique climate invites both locals and visitors to explore the picturesque landscapes without the oppressive heat. For a deeper understanding of what to expect throughout the year, visit Colmar Climate.