October Weather in Chantilly, France

Last updated: February 26, 2025

In Chantilly, France, October delivers a captivating mix of crisp air and vibrant autumnal colors. With daytime temperatures peaking at 25°C (78°F) and dipping to a refreshing 1°C (35°F) during the night, the month offers a pleasant balance for outdoor exploration. The average temperature rests around 12°C (55°F), ideal for enjoying the scenic beauty of the surroundings. However, locals and visitors alike should be prepared for 79 mm (3.1 in) of rain over 13 days, resulting in a high humidity level of 88% that can add to the cooler feel of the season. This blend of mild days and moist weather creates an enchanting ambience, making October a unique time to experience the charm of this exquisite region.

October Temperature in Chantilly

In Chantilly, France, October marks a delightful transition into the cooler months, characterized by a refreshing drop in temperatures. The month begins with a minimum temperature of around 1°C (35°F) and boasts an average of 12°C (55°F), reaching up to a comfortable 25°C (78°F) at its peak. This seasonal shift is noticeable as October's temperatures represent a significant decrease from the warmth of summer, with averages steadily declining from the previous warmer months. The crisp autumn air is perfect for exploring the picturesque scenery as the leaves change color, creating a stunning backdrop for outdoor activities. The mild daytime temperatures encourage locals and visitors alike to enjoy the beauty of this charming town before winter makes its unwelcome approach.

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

The chart illustrates October temperature patterns in Chantilly, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404346515765686761544643
Data source: Temperature data for Chantilly 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 Chantilly

In October, Chantilly experiences a notable increase in precipitation, recording 79 mm (3.1 in) over 13 days. This surge marks it as one of the wetter months of the year, following a relatively dry September that saw only 37 mm (1.4 in). The shift towards increased rainfall is part of a trend leading up to the winter months, where December typically peaks at 102 mm (4.0 in) and 16 rainy days. This pattern underscores October's role as a transition period, setting the stage for the wetter, cooler months ahead while highlighting the interplay between seasonal changes and rainfall in this charming French locale.

October Precipitation Trends in Chantilly

The chart displays monthly precipitation patterns in Chantilly, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5969733468634964377970102
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Chantilly

As autumn deepens in Chantilly, France, October brings a notable increase in humidity, rising to an 88% average—up from 76% in September. This shift underscores a trend where humidity levels begin to climb after the summer months, with levels dropping to a low of 68% in August. The months preceding October show a gradual decline in humidity, reaching a low of 73% in July, but as fall takes hold, the moisture in the air increases once again. This pattern suggests that while summer offers drier conditions, autumn transitions to a more humid atmosphere, paving the way for the wetter months of November and December, which top out at 92% and 93%, respectively. Thus, October serves as a pivotal point bridging the drier summer and the damp winter, reflecting the region's shifting climate beautifully.

October Average Humidity in Chantilly

This chart illustrates the average monthly humidity levels in Chantilly, 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%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Chantilly

As autumn sets in, October in Chantilly, France, presents a UV Index of 4, indicating a moderate exposure level. This marks a decline from the intense values observed during the summer months, where the index peaked at 9 in June. With a burn time extending to 30 minutes, outdoor enthusiasts can enjoy the season's crisp air with some caution. Generally, the trend shows a gradual decrease in UV levels as the year progresses, giving way to safer sun exposure. However, with the changing light conditions, a reminder to stay conscious of UV rays remains important. For more insights on the UV Index, check out Chantilly UV Index.

Maximum UV Index Levels in Chantilly for October

The chart shows the monthly maximum UV Index (UVI) for Chantilly 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.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Chantilly 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 Chantilly

In Chantilly, France, the month of October offers a delightful transition from the sun-drenched days of summer to the crisp embrace of autumn, boasting 266 hours of sunshine. This marks a charming decline from the vibrant sunshine of July and June, which bask in over 400 hours each, but remains significantly brighter than the early winter months. Compared to January's mere 124 hours, October serves as a gentle reminder of the warm seasons past. The gradual decrease showcases nature's cyclical beauty, as the golden leaves of autumn begin to dominate the landscape. With its mild yet illuminating days, October provides the perfect backdrop for leisurely strolls through Chantilly’s picturesque parks and gardens, inviting visitors to savor every sunlit moment before winter takes hold.

Monthly Sunshine Duration in Chantilly: October Highlighted

The October sunshine duration represents the total number of hours Chantilly 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.
JanFebMarAprMayJunJulAugSepOctNovDec124h202h270h356h389h409h411h385h323h266h201h159h
Data source: Chantilly October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chantilly During October

As October arrives in Chantilly, France, the likelihood of sunny weather shows a gradual, optimistic trend, peaking at 40% for this month. This is a noticeable improvement compared to the earlier months of the year. While January starts at a mere 14%, the chances of sunshine steadily rise through the spring, reaching 57% in April before experiencing a slight dip in the summer months. By the time October rolls around, the weather is starting to shift, making it one of the more promising months for enjoying those golden autumn rays. With a combination of crisp air and a hint of warmth, October balances itself as a transitional month, offering opportunities for outdoor activities amidst the breathtaking fall foliage.

Percentage of Sunny Days in October in Chantilly

The chart illustrates the percentage of sunny days in Chantilly 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 Chantilly experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%27%45%57%35%33%36%35%38%41%24%24%
Data source: Chantilly October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chantilly in October

In Chantilly, France, the shifting seasons bring a captivating dance of daylight throughout the year. As October unfolds, the days begin to shorten noticeably, offering 10 hours of daylight—a decline that marks the transition from the lush vibrancy of summer to the more subdued tones of autumn. This pattern of dwindling daylight follows a significant peak in June, where residents bask in a generous 16 hours of sun. As summer gracefully yields to fall, October mirrors September's shorter days while hinting at the upcoming November, which will see daylight shrink further to 9 hours. The cycle reflects nature's rhythm and invites locals to savor the rich hues of October's landscape before the winter months settle in, with each hour of light becoming a cherished moment amidst the cool, crisp air.

Average Daylight Hours in Chantilly for October

The chart illustrates the variation in daylight duration in Chantilly throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 41m10h 8m11h 55m13h 45m15h 20m16h 9m15h 43m14h 18m12h 32m10h 43m9h 5m8h 14m
Data source: Chantilly daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Chantilly

As October unfolds in Chantilly, France, the average wind speed reaches 3.8 m/s (8 mph), marking a gentle breeze that stands out amid the seasonal transition. After the summer months, which saw a decline in wind speed, October breathes new life, with winds picking up slightly from the preceding month. This shift perfectly complements the cool, crisp autumn air and enhances the picturesque landscapes painted by the vibrant fall foliage. Interestingly, the wind speed remains relatively higher compared to the summer lull, suggesting that October serves as a bridge between the tranquil warmth of the past and the invigorating chill of winter approaching. The rhythmic dance of leaves in the breeze truly captures the essence of this enchanting month.

Average October Wind Speed in Chantilly

The chart displays monthly wind speed patterns in Chantilly, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.23.93.54.22.73.33.32.83.8 m/s3.23.9
Data source: Chantilly October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Chantilly Compares to Other Months

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

In October, the weather is generally milder, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 25°C (78°F), averaging around 12°C (55°F). This month sees about 79 mm (3.1 in) of precipitation over approximately 13 days, with humidity levels around 88%. In contrast, January brings colder temperatures, starting at a low of -7°C (20°F) and peaking at 14°C (58°F), with an average temperature of 4°C (40°F). Although there is less precipitation in January, totaling 59 mm (2.3 in) over 10 days, humidity remains high at 91%. For a closer look at the specifics of January's weather, check out Chantilly weather in January.

When comparing the weather in October and February, we can observe notable differences in temperature and overall conditions. October enjoys a more moderate temperature range, with minimums around 1°C (35°F) and maximums reaching 25°C (78°F), resulting in a comfortable average of 12°C (55°F). In contrast, February experiences colder temperatures, with minimums dipping to -7°C (21°F) and a cooler average of 6°C (43°F), peaking at a maximum of 19°C (66°F).

Precipitation levels are relatively close, with October seeing 79 mm (3.1 in) and February receiving 69 mm (2.7 in), occurring over approximately the same number of days—13 days in both months. However, February has a slightly higher humidity level at 89% compared to October's 88%. For more detailed information on February's weather, you can visit Chantilly weather in February.

When comparing the weather in October and March, distinct differences can be observed. October typically boasts a warmer temperature range, with a minimum of 1°C and an average high of 25°C, while March features cooler conditions, starting with a minimum of -8°C and peaking at 23°C. Precipitation levels are slightly higher in October, with 79 mm over 13 days, compared to 73 mm in March across 14 days. Additionally, October tends to be more humid, averaging 88%, while March maintains a relatively lower humidity level of 85%. For more detailed insights into March weather, visit Chantilly weather in March.

When comparing the weather in October and April, we find notable differences in temperature and precipitation. October typically sees a minimum temperature of around 1°C (35°F) and an average of 12°C (55°F), peaking at 25°C (78°F), while April starts cooler with a minimum of -2°C (28°F) and an average of 11°C (52°F), but can reach up to 27°C (80°F). Precipitation is more common in October, with 79 mm (3.1 in) falling over about 13 days, compared to April's much lighter 34 mm (1.3 in) over just 6 days. Additionally, humidity levels in October are slightly higher at 88%, while April maintains a comfortable 84%. For those interested in specific details, Chantilly weather in April provides additional insights into this month's climate.

October and May exhibit distinct differences in weather patterns. October typically sees cooler temperatures, with a minimum of 1°C (35°F) and an average of 12°C (55°F), while May features slightly warmer conditions, starting at a minimum of 0°C (32°F) and averaging 14°C (57°F). In terms of maximum temperatures, October reaches up to 25°C (78°F), whereas May can peak at 29°C (85°F). Precipitation is more frequent in October, with 79 mm (3.1 in) falling over 13 days, compared to May’s 68 mm (2.7 in) over 14 days. Additionally, humidity levels are slightly higher in October at 88%, compared to 82% in May. For a more detailed look at May weather, visit Chantilly weather in May.

When comparing the weather in October and June, notable differences emerge. October experiences cooler temperatures, with a minimum of 1°C (35°F) and an average of 12°C (55°F), while June boasts warmer conditions, with a minimum of 6°C (44°F) and an average of 18°C (65°F). Additionally, June can reach maximum temperatures of 35°C (95°F), significantly higher than October's peak of 25°C (78°F). Precipitation is slightly higher in October at 79 mm (3.1 in) over 13 days, compared to June's 63 mm (2.5 in) over 11 days. Humidity levels are also a bit higher in October at 88%, while June maintains a comfortable 80%. For a more detailed look, you can check the Chantilly weather in June.

When comparing the weather in October and July, one can observe significant differences in temperature and humidity. October experiences cooler temperatures, with lows around 1°C (35°F) and an average of 12°C (55°F), while July boasts much warmer weather, with a minimum of 8°C (47°F) and an average of 20°C (68°F). Notably, July can reach maximum temperatures as high as 41°C (106°F), compared to October's maximum of 25°C (78°F). Additionally, October sees higher humidity levels at 88% and more frequent precipitation, averaging 79 mm (3.1 inches) over 13 days, while July has lower humidity at 73% and less total rainfall of 49 mm (1.9 inches) over just 8 days. For a more detailed look at July weather conditions, you can visit Chantilly weather in July.

In comparing the weather between October and August, October presents cooler temperatures, with a minimum of 1°C (35°F) and an average of 12°C (55°F), contrasting sharply with August's warmer range where the minimum temperature is 6°C (43°F) and averages around 19°C (67°F). The maximum temperature in August can soar to a sweltering 38°C (100°F), while October peaks at a much milder 25°C (78°F). Additionally, October sees more precipitation, totaling 79 mm (3.1 in) spread over 13 days, compared to August's 64 mm (2.5 in) over 11 days. Humidity levels are also higher in October at 88%, compared to a lower 68% in August, making October feel considerably cooler and wetter. For more detailed information on August weather, you can visit Chantilly weather in August.

October weather contrasts significantly with September, showcasing a notable drop in average temperatures. While September enjoys warmer conditions with an average of 16°C (62°F) and maximum highs reaching 33°C (91°F), October cools down to an average of 12°C (55°F), with maximums peaking at 25°C (78°F). Additionally, October experiences increased rainfall, totaling 79 mm (3.1 in) over 13 days, compared to September's 37 mm (1.4 in) across just 8 days. The humidity also rises in October, reaching 88%, while September maintains a lower humidity level of 76%. For more insights on September's climate, you can explore Chantilly weather in September.

In October, temperatures typically range from a minimum of 1°C (35°F) to a maximum of 25°C (78°F), with an average temperature of around 12°C (55°F). The month sees about 79 mm (3.1 in) of precipitation over 13 days, and the humidity levels are relatively high at 88%. In contrast, November brings cooler temperatures, with a minimum of -3°C (28°F) and a maximum of 19°C (67°F), averaging 8°C (46°F). Precipitation slightly decreases to 70 mm (2.7 in) across the same number of rainy days, and humidity rises to 92%. For a closer look at specific weather conditions, check out the details here: Chantilly weather in November.

In October, temperatures are milder, with a minimum of 1°C (35°F) and an average of 12°C (55°F), reaching a maximum of 25°C (78°F). The month experiences about 79 mm (3.1 in) of precipitation over 13 days, with a humidity level of 88%. In contrast, December brings colder weather, with temperatures dipping to a minimum of -3°C (27°F) and averaging 6°C (43°F), peaking at 15°C (59°F). Precipitation increases to 102 mm (4.0 in) spread over 16 days, accompanied by higher humidity at 93%. For more details on December weather, you can check Chantilly weather in December.

Compare Chantilly's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Chantilly

As October rolls into Chantilly, the weather begins its transition from the pleasant warmth of summer to the crispness of autumn. The month showcases a blend of moderate temperatures, cooling from highs around 25°C to more chilly lows that can dip to just above freezing. With humidity levels peaking at 88% and an average of 13 days marked by precipitation, October brings a noticeable increase in wet and overcast days compared to the brighter months preceding it. This blend of warmth and dampness paints a unique tapestry of autumnal beauty, making it an ideal time for cozy strolls and enjoying the rich colors of the season. To explore more about the shifting patterns of Chantilly's climate, visit Chantilly Climate.