July Weather in Chantilly, France

Last updated: February 26, 2025

In Chantilly, France, the weather in July is marked by a vibrant mix of conditions. With peak temperatures soaring up to 41°C (106°F), residents and visitors alike can bask in the warmth of average daily highs around 20°C (68°F). However, cooler nights can dip to a refreshing 8°C (47°F), providing a pleasant contrast. July also brings some precipitation, totaling 49 mm (1.9 in) over 8 days, and a notable humidity level of 73%, creating a muggy atmosphere at times. This dynamic climate invites exploration of both outdoor activities and cultural offerings in this picturesque French locale.

July Temperature in Chantilly

In July, Chantilly, France, experiences a delightful surge in temperatures, making it one of the warmest months of the year. With minimums around 8°C (47°F) and averages reaching 20°C (68°F), the weather is pleasantly inviting. However, it's the maximum temperature that truly stands out—soaring up to an impressive 41°C (106°F) on particularly hot days. This combination of warmth not only ushers in a vibrant summer atmosphere but also highlights a notable trend in the region: as the year progresses from the chill of winter to the balmy July heat, the temperature fluctuations sharpen, showcasing an embrace of summer's peak. As the sun shines brightly, both residents and visitors alike relish the opportunities for outdoor adventures and cultural experiences that this warm month offers.

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

The chart illustrates July 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.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Chantilly

In July, Chantilly, France experiences a moderate precipitation total of 49 mm (1.9 in), marking it as one of the drier months of the year. This month typically sees rainfall over about 8 days, reflecting a shift from the wetter spring months. While June had a slightly higher precipitation amount at 63 mm (2.5 in) and 11 rainy days, July's drier conditions provide a more pleasant summer atmosphere. Following the contrasting deluges of fall and winter, July serves as a brief oasis, offering residents and visitors a chance to enjoy outdoor activities with the sun peeking through the clouds more often than not. As the month transitions into August, precipitation increases again, hinting at the return of the more typical summer patterns.

July Precipitation Trends in Chantilly

The chart displays monthly precipitation patterns in Chantilly, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec5969733468634964377970102
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Chantilly

In Chantilly, France, July marks a noticeable shift in humidity levels, plummeting to 73%, the lowest point of the year. As spring transitions into summer, the trend reveals a steady decrease in humidity from the dampness of winter months, where levels hover around 91% in January, to a refreshing drop in mid-summer. This decline continues into August, when humidity further dips to 68%, creating an inviting atmosphere for outdoor activities. As autumn approaches, humidity levels will again rise, emphasizing the cyclical nature of Chantilly's climate where vibrant summers give way to the more humid embrace of fall and winter.

July Average Humidity in Chantilly

This chart illustrates the average monthly humidity levels in Chantilly, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%82%80%73%68%76%88%92%93%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Chantilly

In July, Chantilly, France experiences a very high UV Index of 8, indicating a notable shift in sun exposure compared to earlier months. This peak season demands vigilance, as the recommended burn time is a mere 15 minutes. Following a gradual increase from a moderate 3 in February to a high of 9 in June, the UV levels in July remain consistent with the previous month and the upcoming August. This suggests that summer sunshine is intense, and skimping on sun protection is not advisable. As the year progresses, it's evident that as temperatures rise, so does UV exposure—underscoring the importance of staying informed and protected during the sun's fiercest months. For detailed UV data throughout the year, visit Chantilly UV Index.

Maximum UV Index Levels in Chantilly for July

The chart shows the monthly maximum UV Index (UVI) for Chantilly in July, 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 July 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.

July Sunshine in Chantilly

July in Chantilly, France, basks in glorious sunshine, boasting an impressive 411 hours of bright, golden rays, making it one of the sunniest months of the year. This peak in sunlight follows a steady rise from the depths of winter’s 124 hours in January, highlighting the region’s transition from the chilly grasp of winter to the vibrant warmth of summer. As spring unfolds, hours of sunlight gradually increase, culminating in July's peak before a gentle decline begins again in August with 385 hours. This sun-soaked month not only invites outdoor adventures but also perfectly encapsulates the essence of summer, illuminating the charm of Chantilly and drawing visitors to its picturesque scenery.

Monthly Sunshine Duration in Chantilly: July Highlighted

The July sunshine duration represents the total number of hours Chantilly experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec124h202h270h356h389h409h411h385h323h266h201h159h
Data source: Chantilly July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chantilly During July

In Chantilly, France, July welcomes the summer with a 36% chance of sunny weather, reflecting a moderate likelihood of clear skies amidst the seasonal warmth. This figure is interestingly aligned with the patterns observed in the earlier months, as both June and August hover around the same chance of sunshine, at 33% and 35% respectively. While the chances dip slightly compared to the optimistic outlook of April's 57%, July still maintains a promising potential for enjoying the outdoors. Overall, as we transition from spring to summer, the consistent percentages highlight a summer that holds some sun-soaked days, inviting both locals and visitors to embrace the beauty of Chantilly under brighter skies.

Percentage of Sunny Days in July in Chantilly

The chart illustrates the percentage of sunny days in Chantilly throughout the year, with July 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 July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chantilly in July

In Chantilly, France, July marks a delightful peak of summer, with approximately 15 hours of daylight illuminating the long days. Following the gradual increase from just 8 hours in January, daylight hours reach their zenith in June before slightly tapering off in July and August. This trend reflects the gradual transition of the seasons, where the sun generously graces the region with abundant light in the early summer months, encouraging outdoor activities and the beauty of nature. As August approaches, a subtle decline in daylight signifies the onset of autumn, with daylight hours gradually shortening as the year progresses. The rhythm of daylight in Chantilly not only enhances the charm of summer but also foreshadows the cozy embrace of fall ahead.

Average Daylight Hours in Chantilly for July

The chart illustrates the variation in daylight duration in Chantilly throughout the year, with July 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.

July Winds in Chantilly

In Chantilly, France, July experiences a moderate average wind speed of 3.3 m/s (7 mph), maintaining the same gentle breeze seen in August. Interestingly, this slight dip from the 4.2 m/s (9 mph) recorded in May and June signals a shift towards calmer summer days. The overall trend from late spring to mid-summer showcases a gradual reduction in wind intensity, transitioning from the more robust winds of spring to the relaxing, softer airs of early summer. As the year progresses, the winds tend to wane, with July standing out as a period where the breeze invites leisurely outdoor activities amid the warm weather.

Average July Wind Speed in Chantilly

The chart displays monthly wind speed patterns in Chantilly, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.04.23.93.54.22.73.3 m/s3.32.83.83.23.9
Data source: Chantilly July wind data, generated using information from the Copernicus Climate Change Service.

How July 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 July'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.

July and January present starkly contrasting weather conditions. In July, temperatures range from a cool minimum of 8°C (47°F) to a scorching maximum of 41°C (106°F), with an average of 20°C (68°F). The month experiences relatively moderate precipitation of 49 mm (1.9 in) over about 8 days, along with a comfortable humidity level of 73%. Conversely, January is much colder, with temperatures spanning from a minimum of -7°C (20°F) to a maximum of 14°C (58°F), averaging just 4°C (40°F). It sees slightly more precipitation at 59 mm (2.3 in) over approximately 10 days, alongside a higher humidity level of 91%. For more detailed information, check out Chantilly weather in January.

July and February present stark contrasts in weather conditions. In July, temperatures can reach a scorching maximum of 41°C (106°F), with an average around 20°C (68°F), while February sees much colder weather, with a maximum of only 19°C (66°F) and an average of 6°C (43°F). Precipitation is also more frequent in February, occurring over 13 days and totaling 69 mm (2.7 in), compared to July's 49 mm (1.9 in) over just 8 days. Humidity levels are higher in February at 89%, while July experiences a relatively lower humidity of 73%. For more details on February weather specifically, you can visit Chantilly weather in February.

When comparing the weather in July and March, there's a striking contrast in temperatures and conditions. July boasts a wide temperature range, with minimums around 8°C (47°F), average highs of 20°C (68°F), and scorching peaks reaching up to 41°C (106°F). It experiences less precipitation, averaging about 49 mm (1.9 in) over 8 days, and a humidity level of 73%. In contrast, March tends to be much cooler with minimum temperatures dipping to -8°C (17°F) and an average temperature of 8°C (46°F). Although the maximum temperature reaches 23°C (74°F), March is wetter, with 73 mm (2.9 in) of precipitation over 14 days and higher humidity at 85%. For more details on the weather in March, you can check Chantilly weather in March.

July and April exhibit markedly different weather patterns. In July, temperatures range from a minimum of 8°C (47°F) to a scorching maximum of 41°C (106°F), with an average temperature of 20°C (68°F). In contrast, April sees much cooler weather, with temperatures fluctuating between -2°C (28°F) and a maximum of 27°C (80°F), averaging around 11°C (52°F). While July experiences slightly more precipitation at 49 mm (1.9 in) over about 8 days, April has less rainfall at 34 mm (1.3 in) over 6 days. The humidity levels are also different, with July's humidity at 73% compared to April's higher level of 84%. For details on April's weather conditions, you can check Chantilly weather in April.

When comparing the weather in July and May, notable differences emerge. July boasts a wide temperature range with minimums of 8°C (47°F) and maximums soaring up to 41°C (106°F), averaging around 20°C (68°F). In contrast, May features a cooler climate with temperatures ranging from 0°C (32°F) to a maximum of 29°C (85°F) and an average of 14°C (57°F). Precipitation is slightly higher in May at 68 mm (2.7 in) over 14 rainy days, compared to July's 49 mm (1.9 in) spread across 8 days. Additionally, July has a lower humidity level of 73%, while May's humidity sits at 82%, contributing to a more comfortable feel in the early spring month. For more details on the conditions, you can check Chantilly weather in May.

In comparing the weather of July and June, July typically boasts warmer temperatures, with a minimum of 8°C (47°F) and a notable maximum of 41°C (106°F), compared to June's minimum of 6°C (44°F) and maximum of 35°C (95°F). The average temperature in July is also slightly higher at 20°C (68°F) versus June's 18°C (65°F). However, July experiences less precipitation, totaling 49 mm (1.9 in) over 8 days, while June sees more rainfall, measuring 63 mm (2.5 in) over 11 days, which contributes to a higher humidity level of 80% in June compared to 73% in July. For more detailed insights on June’s weather, visit Chantilly weather in June.

In comparing the weather between July and August, July tends to be hotter, featuring a minimum temperature of 8°C (47°F) and a maximum of 41°C (106°F), with an average of 20°C (68°F). In contrast, August sees slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 38°C (100°F), resulting in an average of 19°C (67°F). Precipitation also differs between the two months, with July receiving 49 mm (1.9 in) over 8 days, while August experiences more rain, totaling 64 mm (2.5 in) across 11 days. Additionally, humidity remains relatively high, at 73% in July and slightly lower at 68% in August. For more detailed insights into August weather, you can visit Chantilly weather in August.

July typically features a broader temperature range, with minimums around 8°C (47°F) and maximums soaring to 41°C (106°F), reflecting summer's peak warmth. In contrast, September brings cooler temperatures, with average highs of 33°C (91°F) and lows dropping to 4°C (40°F). While July experiences a slightly wetter climate with 49 mm (1.9 in) of rain, September has less precipitation at 37 mm (1.4 in), yet both months see about 8 days of rainfall. The humidity remains high in both months, peaking at 73% in July and slightly increasing to 76% in September. For more details on September's weather, you can refer to Chantilly weather in September.

In comparing the weather between July and October, we see a significant shift in temperature and precipitation. July boasts much warmer conditions, with average temperatures around 20°C (68°F) and highs reaching up to 41°C (106°F). In contrast, October experiences cooler temperatures, with an average of just 12°C (55°F) and a maximum of 25°C (78°F). Additionally, October sees a higher amount of rainfall, accumulating 79 mm (3.1 in) over 13 days, compared to July's 49 mm (1.9 in) over 8 days. The humidity also increases, reaching 88% in October from 73% in July. For more details on the specific weather patterns in October, check out Chantilly weather in October.

July and November present stark contrasts in weather. In July, temperatures rise, with a minimum of 8°C (47°F) and an average of 20°C (68°F), peaking at a scorching 41°C (106°F). Humidity sits at a moderate 73%, with precipitation totaling 49 mm (1.9 in) over 8 days. In November, however, temperatures drop significantly, featuring a minimum of -3°C (28°F) and an average of 8°C (46°F), with a maximum of 19°C (67°F). The month is notably wetter, with 70 mm (2.7 in) of precipitation across 13 days and a higher humidity level at 92%. For a detailed look at the weather patterns, check out Chantilly weather in November.

July and December present starkly contrasting weather patterns. In July, temperatures range from a mild 8°C (47°F) at night to a scorching 41°C (106°F) during the day, with an average of 20°C (68°F). The month experiences 49 mm (1.9 in) of precipitation over 8 days and a humidity level of 73%, making it feel quite warm and sticky. In contrast, December features much colder conditions, with temperatures plummeting to a minimum of -3°C (27°F) and only reaching a maximum of 15°C (59°F), averaging around 6°C (43°F). With a notably higher precipitation of 102 mm (4.0 in) spread across 16 days and humidity levels soaring to 93%, December feels much wetter and chillier. For more detailed weather insights, you can check Chantilly weather in December.

Compare Chantilly's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Chantilly

In July, Chantilly experiences a vibrant shift in weather, characterized by warm temperatures and an increased likelihood of rain compared to other months. The average temperature hovers around a pleasant 20°C (68°F), allowing for enjoyable outdoor activities, although peaks can reach a sizzling 41°C (106°F). Humidity remains elevated at 73%, making the air feel more humid on warmer days. Unlike the drier spring months, July sees about 8 days of precipitation, accumulating around 49 mm (1.9 in) throughout the month. This unique blend of warmth and moisture makes July a distinctive time to explore Chantilly's lush landscapes and cultural offerings. For more insights into seasonal variations, check out Chantilly Climate.