July Weather in Calais, France

Last updated: February 26, 2025

July in Calais, France brings a delightful mix of warm days and refreshing breezes. With maximum temperatures reaching up to 32°C (89°F) and an average of 18°C (64°F), this month is perfect for those seeking sun-soaked adventures along the coast. However, don't forget your umbrella, as July experiences around 48 mm (1.9 in) of rainfall over 9 days, contributing to a humidity level of 76%. Whether you’re exploring historic sites or relaxing on the beach, Calais offers a vibrant summer experience filled with a touch of unpredictability.

July Temperature in Calais

In July, Calais experiences a delightful warm season, with temperatures reaching a peak of 32°C (89°F), offering a stark contrast to the chilly months that precede it. This vibrant summer month features an average temperature of 18°C (64°F) and a minimum of 13°C (56°F), making it perfect for outdoor activities and beach outings. Notably, July enjoys the highest maximum temperature of the year, showcasing the significant warming trend as the seasons progress from the frosty depths of winter to the sunny splendor of summer. Those visiting or living in Calais will appreciate the pleasant weather during this time, creating an inviting atmosphere for exploration and enjoyment.

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

The chart illustrates July temperature patterns in Calais, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434446495460646562575046
Data source: Temperature data for Calais 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.

July Precipitation in Calais

In July, Calais experiences a moderate precipitation level of 48 mm (1.9 in), making it one of the drier months in the year. This relatively low rainfall occurs over nine days, suggesting a mix of sunny spells and occasional showers. Trends over the preceding months show a decrease from June's 62 mm, hinting at a gradual shift toward warmer and sunnier days typical of summer. Although July doesn't bring the heaviest rains, it sets the stage for August, which tends to see a rebound in precipitation, averaging 74 mm. Overall, the July weather balances a pleasant atmosphere with just enough rainfall to sustain the region's lush greenery, creating an inviting environment for visitors and locals alike.

July Precipitation Trends in Calais

The chart displays monthly precipitation patterns in Calais, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75676328606248746511890133
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Calais

In Calais, France, the July humidity drops to a comfortable 76%, marking a significant decrease compared to the wetter winter months. From January's high of 91%, humidity gradually lowers throughout the spring, hitting 81% in June. As summer settles in, July continues this trend, with August further decreasing to 73%. This pattern highlights a seasonal shift, where the pleasant summer months bring a refreshing relief from the high humidity typically experienced in the colder part of the year. As autumn approaches, humidity levels climb again, echoing the cyclical nature of Calais' climate.

July Average Humidity in Calais

This chart illustrates the average monthly humidity levels in Calais, 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%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Calais

In July, Calais experiences a very high UV Index of 8, similar to the preceding month of June, which highlights a consistent trend of increased sun intensity during the summer. With a burn time of just 15 minutes, it’s essential for locals and visitors alike to exercise caution and protect their skin from potential sun damage. This peak in UV levels marks a notable rise from earlier months, transitioning from moderate levels in March and April to high levels in May, emphasizing the importance of adapting sun safety practices as summer unfolds. For more insights into the UV trends throughout the year, visit Calais UV Index.

Maximum UV Index Levels in Calais for July

The chart shows the monthly maximum UV Index (UVI) for Calais 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Calais 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 Calais

July shines brightly in Calais, France, with 420 hours of sunshine that illuminate the summer landscape, marking it as the sunniest month of the year. This peak in sunlight comes on the heels of a steady increase from 128 hours in January to 414 hours in June, showcasing a vibrant progression as spring melds into summer. The warmth of July is not just a fleeting delight; it serves as a precursor to the gradual decline in sunshine as summer wanes into August, which experiences 397 hours. This annual pattern reflects the enchanting rhythm of the seasons, inviting locals and visitors alike to bask in the sun-drenched days of summer, while also anticipating the cozy charm of autumn that follows.

Monthly Sunshine Duration in Calais: July Highlighted

The July sunshine duration represents the total number of hours Calais 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.
JanFebMarAprMayJunJulAugSepOctNovDec128h193h284h352h413h414h420h397h326h250h208h162h
Data source: Calais July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calais During July

In Calais, France, July brings a promising 42% chance of sunny weather, marking a peak in the summer season. Following a gradual climb from a mere 16% in January to 52% in April, the sunny prospects begin to fluctuate during the late spring and early summer months. Although June experiences a slight dip to 34%, July's likelihood of sunshine helps reclaim some of that warmth and brightness. As the summer continues into August, the chance of sun reduces just slightly to 39%, suggesting that while July may be the best bet for sun-worshippers, the pleasant summer weather lingers just a bit longer. Overall, the trend reveals that July is one of the most favorable months for enjoying the sun in Calais.

Percentage of Sunny Days in July in Calais

The chart illustrates the percentage of sunny days in Calais 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 Calais experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%28%40%52%39%34%42%39%40%30%24%18%
Data source: Calais July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calais in July

In Calais, France, the July daylight duration shines brightly with 15 hours of sunlight, marking a highlight in the summer months. Following the peak of 16 hours in June, July maintains a robust amount of daylight, allowing for long, leisurely evenings by the coast. As the year progresses, daylight begins to slowly recede, transitioning into the more muted hours of late summer and early autumn, particularly toward August with its 14 hours of light. This annual cycle showcases a vibrant contrast, where the carefree ambiance of summer is gradually replaced by the shorter, cozier days of fall, ultimately culminating in the shorter hours of winter. The ebb and flow of sunlight throughout the year creates a dynamic rhythm that characterizes the region's changing seasons.

Average Daylight Hours in Calais for July

The chart illustrates the variation in daylight duration in Calais throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 29m10h 1m11h 55m13h 51m15h 33m16h 25m15h 57m14h 26m12h 34m10h 38m8h 55m7h 59m
Data source: Calais daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Calais

In July, Calais experiences a gentle average wind speed of 5.3 m/s (12 mph), marking a slight increase from the calmer breezes of June at just 4.4 m/s (10 mph). This summer month tends to bring a refreshing touch to the coastal air, yet remains comparatively mild when juxtaposed with the more robust winds felt in autumn and winter. To put this in perspective, the year peaks with wind speeds reaching 7.2 m/s (16 mph) in both February and October, while summer months like May and August see more moderate winds around 6.3 m/s (14 mph). The trend indicates a consistent drop in wind speeds during the peak of summer, followed by a resurgence in the cooler months, inviting visitors to enjoy the laid-back charm of Calais while embracing the breezy warmth of July.

Average July Wind Speed in Calais

The chart displays monthly wind speed patterns in Calais, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.97.26.66.06.34.45.3 m/s6.45.27.26.37.3
Data source: Calais July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Calais Compares to Other Months

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

In comparing the weather between July and January, the differences are quite striking. July boasts warmer temperatures, with a range from a minimum of 13°C (56°F) to a maximum of 32°C (89°F), and an average of 18°C (64°F). Humidity levels sit at 76%, and rainfall is relatively low at 48 mm (1.9 in) over 9 days. In contrast, January presents a much colder climate, with temperatures dipping to a minimum of -2°C (28°F) and only reaching a maximum of 13°C (56°F), while the average temperature lingers around 6°C (44°F). This month experiences more precipitation, totaling 75 mm (2.9 in) across 12 days, and a higher humidity level of 91%. To learn more about the specifics of January weather in Calais, check out Calais weather in January.

In July, the weather in Calais is characterized by a warm range of temperatures, with minimums around 13°C (56°F) and highs reaching up to 32°C (89°F). The month experiences an average temperature of 18°C (64°F) with relatively low precipitation at 48 mm (1.9 in) over about 9 days, and humidity levels at 76%. In contrast, February is much colder, featuring a minimum temperature of -3°C (26°F) and a maximum of 14°C (57°F), with an average temperature of 7°C (44°F). During this month, precipitation increases to 67 mm (2.6 in) spread over 12 days, with heightened humidity at 89%. For more details about the weather in February, you can visit Calais weather in February.

In comparing the weather of July and March, it's clear that July is significantly warmer, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (89°F) and an average of 18°C (64°F). In contrast, March experiences much cooler temperatures, with a minimum of -4°C (26°F) and a maximum of 19°C (66°F), resulting in an average of only 8°C (46°F). Additionally, July has lower precipitation levels at 48 mm (1.9 in) over approximately 9 days, while March sees higher rainfall at 63 mm (2.5 in) spread over 14 days. Humidity is also higher in March at 86%, compared to July's 76%. For more details on March weather specifically, you can visit Calais weather in March.

In comparing the weather between July and April, there is a notable contrast in temperature and humidity. July boasts warmer temperatures with a minimum of 13°C (56°F) and an average of 18°C (64°F), peaking at a high of 32°C (89°F). In contrast, April sees much cooler conditions, with a minimum of 3°C (37°F) and an average of only 9°C (49°F), reaching a maximum of 18°C (66°F). Additionally, while July experiences a higher total precipitation of 48 mm (1.9 in) over 9 days, April has less rainfall at 28 mm (1.1 in) across 7 days. Interestingly, July's humidity is somewhat lower at 76%, compared to April's higher humidity level of 85%. For more details on April’s weather specifics, you can visit Calais weather in April.

When comparing the weather in July and May, July tends to be warmer and more variable. The minimum temperature in July is 13°C (56°F), rising to an average of 18°C (64°F) and peaking at 32°C (89°F). In contrast, May sees cooler temperatures, with a minimum of 6°C (43°F), an average of 12°C (54°F), and a maximum of 23°C (74°F). Precipitation levels are somewhat similar, with July receiving 48 mm (1.9 in) and May a bit more at 60 mm (2.4 in), both spread over nine days. Additionally, July has slightly lower humidity at 76% compared to 82% in May. For more information, you can check Calais weather in May.

In comparing the weather of June and July, July presents a noticeable increase in temperature, with average highs reaching 32°C (89°F) compared to June's maximum of 26°C (79°F). While both months experienced rainfall on 9 days, July had lower total precipitation at 48 mm (1.9 in) than June's 62 mm (2.4 in), making it overall drier. However, humidity levels slightly decreased in July to 76%, down from June's 81%. For more details, you can check Calais weather in June.

In comparing the weather of July and August, we notice that July tends to be warmer, with maximum temperatures reaching up to 32°C (89°F), while August sees a cooler peak of 28°C (82°F). Average temperatures remain quite similar, with July at 18°C (64°F) and August slightly higher at 18°C (65°F). Precipitation increases in August, totaling 74 mm (2.9 in) over 12 days, compared to July's 48 mm (1.9 in) over just 9 days. Humidity levels are fairly close, with July at 76% and August slightly lower at 73%. For more detailed weather information, you can visit Calais weather in August.

In July, the weather tends to be warmer, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (89°F). In contrast, September sees cooler temperatures, with averages between 11°C (51°F) and 23°C (75°F). While July experiences less precipitation at 48 mm (1.9 in) over 9 days, September is slightly wetter, with 65 mm (2.6 in) of rain falling over 11 days. Additionally, September has a higher humidity level of 80% compared to July's 76%. For more detailed insights, you can check Calais weather in September.

In July, the weather is typically warmer, with temperatures ranging from a mild 13°C (56°F) at night to a hot 32°C (89°F) during the day, accompanied by a lower humidity level of 76%. The month experiences around 48 mm (1.9 in) of precipitation across about 9 days. In contrast, October brings cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 22°C (72°F), while the average temperature sits at 14°C (57°F). Precipitation significantly increases to 118 mm (4.6 in), spread over 17 days, resulting in higher humidity at 89%. For more detailed information, you can check out Calais weather in October.

In July, the weather is typically warmer with temperatures ranging from a mild 13°C (56°F) at night to a hot 32°C (89°F) during the day, and an average of 18°C (64°F). In contrast, November brings significantly cooler temperatures, with nighttime lows of 3°C (37°F) and a daytime maximum of 17°C (64°F), averaging just 10°C (50°F). July experiences less precipitation, with only 48 mm (1.9 in) over 9 days, compared to November's wetter conditions, which see 90 mm (3.6 in) spread over 17 days. Additionally, November has a higher humidity level at 92%, whereas July's humidity sits at 76%. For a closer look at what to expect in November, check out Calais weather in November.

In comparing the weather between July and December, it's clear that the two months showcase distinct seasonal contrasts. July boasts much warmer temperatures, with a minimum of 13°C (56°F) and a maximum reaching 32°C (89°F), coupled with relatively low precipitation levels of 48 mm (1.9 in) over 9 days. In stark contrast, December experiences cooler temperatures, averaging around 8°C (47°F) and peaking at just 14°C (57°F). Additionally, December is marked by significantly higher precipitation, totaling 133 mm (5.2 in) over 19 days, along with increased humidity at 92%. For a closer look at what to expect during this winter month, check out Calais weather in December.

Compare Calais's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Calais

In July, Calais experiences a notable departure from the cooler and wetter conditions of earlier months, embracing warmer temperatures that can reach up to 32°C (89°F). This peak warmth is accompanied by a comfortable average of 18°C (64°F), making it an ideal month for outdoor activities. However, residents and visitors should be prepared for occasional rain, as July sees about nine wet days and a cumulative precipitation of 48 mm (1.9 in). The humidity level hovers around 76%, adding a touch of mugginess to the summer days. For a deeper understanding of what to expect throughout the year, check out the Calais Climate.