October Weather in Chartres, France

Last updated: February 26, 2025

October in Chartres, France showcases a palette of weather contrasts, with temperatures ranging from a comfortable maximum of 26°C (78°F) to a brisk minimum of 1°C (34°F). The month presents an average temperature of 12°C (55°F), making it ideal for those who enjoy the crispness of autumn. While the region experiences 72 mm (2.8 in) of precipitation over 11 days, the high humidity level of 88% can add to the cool, damp atmosphere. Embrace the beauty of fall in Chartres, where the weather invites both exploration and reflection amidst a richly historic backdrop.

October Temperature in Chartres

In October, Chartres, France, experiences a notable shift in temperatures as the chill of autumn settles in. With minimums dropping to 1°C (34°F) and averages around 12°C (55°F), the days become crisp, yet there's a surprising warmth in the afternoons, peaking at 26°C (78°F). This month marks a transition from the balmy summer days of September, where temperatures soared to 34°C (93°F), to the cooler, more temperate ambiance that foreshadows the winter months ahead. As the foliage transforms into vibrant hues, the moderate October climate invites both locals and travelers to enjoy the enchanting scenery of Chartres, wrapped in cozy layers while basking in the pleasant midday sun.

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

The chart illustrates October temperature patterns in Chartres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404346515764686761544543
Data source: Temperature data for Chartres 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 Chartres

In October, Chartres experiences a notable shift in rainfall patterns, accumulating an average of 72 mm (2.8 in) of precipitation over approximately 11 days. This places October as the month with the third highest precipitation levels, closely following the wetter months of December and May. The rain during this time marks a transition into the autumn season, with increased moisture compared to September’s 42 mm in just 9 days. While October's precipitation days are slightly elevated, they contribute to a rich tapestry of vibrant fall colors across the region, making it an ideal time to witness nature's transformation.

October Precipitation Trends in Chartres

The chart displays monthly precipitation patterns in Chartres, 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.
JanFebMarAprMayJunJulAugSepOctNovDec495871347978395342726289
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Chartres

In October, Chartres experiences a rise in humidity, reaching 88%, reflecting a noticeable shift from the drier summer months. After the peak summer humidity of 73% in July and a continued decline through August and September, October marks a transition back to the higher humidity levels characteristic of autumn. This trend is consistent with the overall yearly pattern, as humidity gradually increases from the summer lows, culminating in the dampness of winter months like November and December, which hover around 92% and 93% respectively. The fluctuation in humidity showcases Chartres' distinct seasonal rhythms, where the crispness of fall begins to blend with the moisture-laden air that defines the colder months.

October Average Humidity in Chartres

This chart illustrates the average monthly humidity levels in Chartres, 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 Chartres

As autumn settles in Chartres, France, October brings a moderate UV Index of 4, suggesting that while the sun's rays remain impactful, they are significantly less intense than the peak months of summer. With an exposure category classified as moderate, residents can enjoy outdoor activities with a burn time of 30 minutes before needing sun protection. This pattern reflects a gradual decline from the very high levels experienced in May through September, highlighting the seasonal shift towards lower UV exposure. As you revel in the charming fall scenery, it’s important to stay mindful of sun safety! For more detailed information, visit the Chartres UV Index.

Maximum UV Index Levels in Chartres for October

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

October in Chartres, France, offers a delightful transition into autumn, showcasing 264 hours of sunshine. This month sees a gentle decline in daylight compared to the vibrant summer months of June and July, which basked in over 400 hours of sun. Following a peak in May and a warm summer, October invites a cozy ambiance with its shorter days yet still retains a generous share of sunlight. As the autumn leaves begin to fall, the crisp air and softer sunlight make it the perfect time for strolls through the historic streets, where the charming architecture is beautifully illuminated by the warm October glow. This gradual shift in daylight reflects the gentle waning of the season, transitioning from the lively, sun-drenched days of summer to the serene and introspective moments of late fall.

Monthly Sunshine Duration in Chartres: October Highlighted

The October sunshine duration represents the total number of hours Chartres 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.
JanFebMarAprMayJunJulAugSepOctNovDec132h201h267h351h389h402h409h380h318h264h203h165h
Data source: Chartres October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chartres During October

In Chartres, France, October brings with it a refreshing hint of autumn, and statistically, a 43% chance of sunny weather. This figure marks a slight decline from the vibrant sunshine typical in late summer, with September enjoying a 44% chance. Interestingly, as the seasons transition, October remains more sunlit compared to the cold months ahead, like November, which drops to 28%, and January, at a mere 15%. Overall, while the likelihood of sunshine is somewhat diminished as the year progresses, October stands out as a pleasant opportunity for enjoying the crisp air and golden foliage under the sun.

Percentage of Sunny Days in October in Chartres

The chart illustrates the percentage of sunny days in Chartres 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 Chartres experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%26%46%58%34%38%36%36%44%43%28%24%
Data source: Chartres October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chartres in October

As the seasons change in Chartres, France, daylight hours experience a notable ebb and flow, creating a fascinating rhythm throughout the year. October marks a transition, offering around 10 hours of daylight, a gentle decline from the vibrant 15 hours experienced in May and June. This month serves as a bridge between the brighter summer days and the shorter, gloomier winter months ahead. Following October, daylight continues to shrink gradually, yielding to November’s 9 hours and December's return to 8 hours. The progression from long summer days to the more muted autumn and winter tones highlights the enchanting shift in nature’s palette as the year edges toward its end.

Average Daylight Hours in Chartres for October

The chart illustrates the variation in daylight duration in Chartres throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 48m10h 11m11h 55m13h 42m15h 14m16h 1m15h 36m14h 14m12h 31m10h 46m9h 11m8h 22m
Data source: Chartres daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Chartres

In October, Chartres experiences a refreshing average wind speed of 4.1 m/s (9 mph), marking a slight uptick from the calmer breezes of September. This month strikes a balance between the lighter summer winds, peaking at a mere 2.8 m/s in June, and the brisker gusts of late autumn, as November's winds dip to 3.6 m/s. Interestingly, October’s winds mirror the slightly elevated speeds seen in the spring, with values from April to May all hovering around the 3.8 to 4.7 m/s range. As such, October offers a rejuvenating transition, providing a perfect backdrop for the colorful autumn leaves while hinting at the more blustery days to come.

Average October Wind Speed in Chartres

The chart displays monthly wind speed patterns in Chartres, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.33.84.72.83.83.83.14.1 m/s3.64.4
Data source: Chartres October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Chartres Compares to Other Months

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

October and January present contrasting weather experiences. In October, temperatures range from a minimum of 1°C (34°F) to a maximum of 26°C (78°F), with an average of 12°C (55°F), making it a relatively mild month. Humidity sits at 88%, and the month sees about 72 mm (2.8 inches) of precipitation over 11 days. Conversely, January is considerably colder, with temperatures dipping as low as -9°C (17°F) and averaging around 4°C (40°F). The maximum temperature reaches only 14°C (58°F), and the precipitation is lower at 49 mm (1.9 inches) across 10 days, accompanied by a slightly higher humidity level of 91%. For more details on January weather, you can refer to Chartres weather in January.

October and February present distinct weather patterns. October typically experiences milder temperatures, ranging from a minimum of 1°C (34°F) to a maximum of 26°C (78°F), averaging around 12°C (55°F). In contrast, February is much colder, with temperatures dipping as low as -9°C (17°F) and peaking at 20°C (68°F), averaging 6°C (43°F). While October sees about 72 mm (2.8 in) of precipitation over 11 days, February has slightly less precipitation at 58 mm (2.3 in) over 13 days. Both months exhibit high humidity, with October at 88% and February at 89%. For a deeper dive into February weather specifics, visit Chartres weather in February.

When comparing the weather in October and March, we see notable differences in temperature and conditions. October generally experiences milder temperatures, with a minimum of 1°C (34°F) and an average of 12°C (55°F), while March can be significantly colder, with a minimum of -9°C (15°F) and an average of 8°C (46°F). Despite similar precipitation levels—72 mm (2.8 in) in October versus 71 mm (2.8 in) in March—March tends to have slightly more rainy days, totaling 14 compared to October's 11. Additionally, humidity remains high in both months, with October at 88% and March at 85%. For more details on the specific conditions in March, you can visit Chartres weather in March.

October and April offer distinct weather experiences, reflecting the transition between seasons. In October, temperatures range from a cooler 1°C (34°F) to a comfortable 26°C (78°F), with an average of 12°C (55°F), while April sees slightly colder mornings, with minimums dropping to -4°C (26°F), yet boasting a similar maximum of 27°C (80°F) and an average of 11°C (51°F). Precipitation is notably higher in October, with 72 mm (2.8 in) spread over 11 days, compared to April's 34 mm (1.3 in) over just 7 days, indicating that October tends to be wetter. Both months exhibit high humidity, but October is slightly more humid at 88%, compared to April's 84%. For more details on April weather, you can visit Chartres weather in April.

When comparing October and May weather, we see distinct differences in temperature and precipitation. In October, temperatures range from a minimum of 1°C (34°F) to a maximum of 26°C (78°F), with an average of 12°C (55°F) and 72 mm (2.8 in) of rain over 11 days, resulting in high humidity at 88%. On the other hand, May experiences slightly cooler minimum temperatures of -1°C (31°F) but higher maximums of 29°C (84°F) and an average of 14°C (57°F). Precipitation in May totals 79 mm (3.1 in) over 13 days, with humidity at a lower 82%. For a more detailed look at the weather in May, check out Chartres weather in May.

October weather is generally cooler than June, with temperatures ranging from a chilly 1°C (34°F) at night to a comfortable 26°C (78°F) during the day, compared to June's milder range of 6°C (42°F) to a hot 35°C (96°F). Both months experience significant rainfall, with October receiving 72 mm over 11 days and June slightly higher at 78 mm over 12 days. Interestingly, October has a higher humidity level at 88%, while June is slightly lower at 80%. For a detailed overview of June's conditions, you can check out this link: Chartres weather in June.

October weather in Chartres is cooler and more variable compared to the warmth of July. While July boasts a minimum temperature of 7°C (45°F) and can reach highs of up to 40°C (105°F), October sees lower averages with a minimum of 1°C (34°F) and a maximum of 26°C (78°F). Additionally, October experiences more precipitation, with 72 mm (2.8 in) spread over 11 days, whereas July has only 39 mm (1.5 in) over 8 days. The humidity levels also differ significantly; October's humidity is considerably higher at 88% compared to July’s 73%. For a detailed look at July weather patterns, you can check Chartres weather in July.

October and August present quite different weather conditions. In October, temperatures range from a chilly 1°C (34°F) at night to a pleasant 26°C (78°F) during the day, with an average temperature of 12°C (55°F). The month is characterized by higher humidity at 88% and more frequent precipitation, totaling 72 mm (2.8 in) over 11 days. In contrast, August features milder nights with a minimum temperature of 6°C (43°F) and much warmer daytime highs reaching up to 37°C (98°F), averaging around 19°C (67°F). The precipitation in August is lighter, with 53 mm (2.1 in) over 9 days and a lower humidity level of 68%. For more detailed insights, you can check the Chartres weather in August.

October weather exhibits a noticeable shift compared to September, with lower average temperatures and increased humidity levels. The minimum temperature in October drops to 1°C (34°F), while September experiences a milder minimum of 4°C (39°F). The average temperature also declines from 16°C (62°F) in September to 12°C (55°F) in October. Additionally, October sees more precipitation, accumulating 72 mm (2.8 in) over 11 days, compared to 42 mm (1.7 in) over 9 days in September, contributing to a more humid atmosphere at 88% humidity versus September's 76%. For a detailed look at September’s weather, you can visit Chartres weather in September.

October and November present a noticeable shift in weather patterns. In October, temperatures range from a minimum of 1°C (34°F) to a maximum of 26°C (78°F), with an average of 12°C (55°F). The month sees 72 mm (2.8 in) of precipitation across 11 days, and the humidity levels hover around 88%. In contrast, November brings cooler temperatures, with a minimum of -3°C (26°F), an average of 7°C (46°F), and a maximum of 18°C (65°F). While the precipitation slightly decreases to 62 mm (2.4 in) over 12 days, humidity rises to 92%. For a closer look at the weather trends in November, you can check out Chartres weather in November.

When comparing the weather in October and December, a noticeable drop in temperature is evident. October sees a milder range, with average temperatures around 12°C (55°F) and highs reaching up to 26°C (78°F). In contrast, December's temperatures range from a chilly -4°C (25°F) to a maximum of 15°C (59°F), with an average of just 6°C (43°F). Additionally, December experiences more precipitation, totaling 89 mm (3.5 in) over 16 days, compared to October's 72 mm (2.8 in) over 11 days. Humidity levels also rise slightly in December to 93%, up from October's 88%. For a more detailed look at December's weather, visit Chartres weather in December.

Compare Chartres's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Chartres

As October unfolds in Chartres, the weather exhibits a remarkable transition from the warmth of summer to the brisk embrace of autumn. With temperatures dipping to cooler averages and the distinct possibility of early frosts, the month contrasts sharply with the milder conditions of September. October also sees an increase in precipitation, with more frequent rainy days contributing to a heightened humidity level, setting a moody yet picturesque scene as the leaves change color. This month offers a unique blend of crisp air and vibrant landscapes, inviting locals and visitors alike to savor the beauty of the season. For a deeper dive into the climatic patterns of this enchanting region, explore Chartres Climate.