July Weather in Croydon, United Kingdom

Last updated: March 17, 2025

July in Croydon, United Kingdom, showcases a dynamic climate, with maximum temperatures soaring to 36°C (97°F), providing an invigorating summer experience. The month presents an average temperature of 18°C (65°F), while nights cool down to a minimum of 9°C (49°F), ensuring a comfortable range for residents and visitors alike. However, with 64 mm (2.5 in) of rainfall occurring over 11 days, occasional showers remind us of the region's typical weather patterns. Adding to this blend, humidity levels reach 76%, creating a warm, yet slightly muggy atmosphere, ideal for enjoying the charm of Croydon's summer days.

July Temperature in Croydon

In July, Croydon, United Kingdom, experiences a delightful peak in summer temperatures. With a minimum of 9°C (49°F) and an average of 18°C (65°F), most residents and visitors enjoy the warmth. However, the standout feature of the month is the remarkable maximum temperature soaring to a sizzling 36°C (97°F), making it one of the hottest times of the year. This upward trend from the earlier summer months is evident, as July's figures reflect a notable increase from June, which already showcased a high of 32°C (89°F). The generally warmer and sunnier days of July create a vibrant atmosphere, inviting outdoor activities and leisurely moments in Croydon's parks and gardens.

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

The chart illustrates July temperature patterns in Croydon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414346495562656459544643
Data source: Temperature data for Croydon 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 Croydon

In July, Croydon experiences a moderate precipitation level of 64 mm (2.5 in), reflecting a continuation of the wet patterns observed in June's higher total of 77 mm (3.0 in). With rainfall spread across 11 days, July maintains the trend of summer showers, slightly less intense than the peak of late spring. This month marks a transition into the wetter season, as the average precipitation begins to rise again in August, where it reaches 72 mm (2.8 in). Overall, July's rainfall, while notable, is part of a broader narrative of a dynamic summer climate in the UK, with each month contributing to the region's lush greenery and vibrant plant life.

July Precipitation Trends in Croydon

The chart displays monthly precipitation patterns in Croydon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec545253326377647245814884
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Croydon

In Croydon, United Kingdom, July marks a notable shift in humidity levels, dipping to 76%, the lowest point of the year. This gradual decline from a humid 91% in January and 89% in February reveals a transition toward a more temperate summer environment. As the year progresses, monthly humidity consistently declines until reaching its nadir in July, followed by a slight rise in August to 73%. This pattern underscores the region's gradual move away from the moist, chilly grip of winter and the cozy embrace of summer, making July a refreshing time to experience Croydon’s outdoor charms.

July Average Humidity in Croydon

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

During July, Croydon experiences a very high UV Index of 8, matching the peak levels reached in June. This signifies a significant uptick in sunlight intensity, reducing the time it takes to develop a sunburn to just 15 minutes. As summer reaches its zenith, residents and visitors alike should be aware of the increased risk of skin damage and the importance of sun protection. The higher UV levels seen in July follow a gradual increase from the moderate index in March and April, reflecting the seasonal transition toward sunnier days. As the warmth of summer prevails, take care when enjoying the outdoors. For more detailed insights, visit Croydon UV Index.

Maximum UV Index Levels in Croydon for July

The chart shows the monthly maximum UV Index (UVI) for Croydon 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Croydon 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 Croydon

In July, Croydon basks in an impressive 405 hours of sunshine, marking it as one of the sunniest months of the year. Following a progressive climb from 95 hours in January to 393 hours in June, July bursts forth with radiant light, setting a vibrant scene for summer activities. This peak in sunshine is not just a fleeting moment; it highlights a compelling trend of increasing daylight hours as the year unfolds, reaching its zenith in the heart of summer. As the days begin to shorten in August with 372 hours of sun, the warm glow of July serves as a perfect reminder of the abundance of light that defines the English summer.

Monthly Sunshine Duration in Croydon: July Highlighted

The July sunshine duration represents the total number of hours Croydon 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.
JanFebMarAprMayJunJulAugSepOctNovDec95h146h211h319h398h393h405h372h300h240h142h106h
Data source: Croydon July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Croydon During July

In Croydon, United Kingdom, the likelihood of sunny weather in July stands at 39%, reflecting a modest increase as the summer unfolds. This month sees a notable rise from the cooler spring months, particularly compared to April’s 49%, marking a peak in sunny days before the subsequent dip in August to 25%. While July isn’t the absolute sunniest month, it is significantly sunnier than the winter months, where chances linger around the low teens and twenties. The trends showcase a gradual ascent towards bright summer days, with July presenting a balanced opportunity for enjoying the sun, alongside a backdrop of varying weather patterns typical of this vibrant British town.

Percentage of Sunny Days in July in Croydon

The chart illustrates the percentage of sunny days in Croydon 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 Croydon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%25%29%49%34%29%39%26%29%25%32%17%
Data source: Croydon July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Croydon in July

In July, Croydon, United Kingdom enjoys 16 hours of daylight, marking the peak of summer. This month, the daylight hours remain steady at the same length as June, providing the perfect backdrop for outdoor adventures and late evening strolls. Following the gradual increase from 8 hours in January to 15 hours in May, July’s abundant sunlight signals the height of the year’s brightness. The gradual decline begins in August, with daylight dropping to 14 hours, hinting at the transition towards autumn. The trend highlights a significant seasonal shift, where the longest days pave the way for cozy evenings under the early setting sun as the year progresses.

Average Daylight Hours in Croydon for July

The chart illustrates the variation in daylight duration in Croydon throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 38m16h 33m16h 4m14h 30m12h 35m10h 36m8h 49m7h 53m
Data source: Croydon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Croydon

In July, the wind in Croydon continues the trend of gentle breezes, with an average speed of 3.3 m/s (7 mph), slightly up from the calm June conditions. This month’s wind is indicative of a summer that remains mostly tranquil, especially after the notably brisker months earlier in the year. While January through May enjoyed faster winds, July's breeziness complements the warmer temperatures, creating a pleasant atmosphere ideal for outdoor activities. Following this peak summer month, one can expect a gradual increase in wind speed again as the season shifts into autumn, bringing with it a dynamic change in Croydon's weather patterns.

Average July Wind Speed in Croydon

The chart displays monthly wind speed patterns in Croydon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.14.64.43.44.23.03.3 m/s3.83.24.33.74.3
Data source: Croydon July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Croydon Compares to Other Months

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

The weather in July contrasts sharply with that of January. In July, temperatures can soar, with highs reaching up to 36°C (97°F) and average temperatures around 18°C (65°F), while January experiences much cooler conditions, where the maximum rarely exceeds 14°C (58°F) and the average hovers at just 5°C (41°F). Additionally, July has a lower humidity level of 76% compared to January's 91%, contributing to a feeling of warmth during the summer months. Although both months share similar precipitation levels—with July receiving 64 mm (2.5 in) over 11 days and January seeing 54 mm (2.1 in) across 9 days—July's summery weather is marked by warmth and occasional showers, while January's chill invites a more wintery atmosphere. For a more detailed look at January weather, you can visit Croydon weather in January.

When comparing the weather between July and February, it's clear that these two months exhibit stark contrasts. July boasts much warmer temperatures, with a minimum of 9°C (49°F), an average of 18°C (65°F), and a maximum reaching up to 36°C (97°F). In contrast, February experiences much colder conditions, with temperatures dipping as low as -7°C (21°F) and only reaching a maximum of 18°C (65°F). Additionally, while July sees an average precipitation of 64 mm (2.5 in) over 11 days, February has a slightly lower precipitation of 52 mm (2.0 in) over the same number of days. Humidity levels also differ, as July has a humidity of 76%, while February's humidity is higher at 89%. For more detailed insights, you can check Croydon weather in February.

When comparing the weather in July and March, significant differences emerge. July boasts a warm climate, with temperatures ranging from a mild 9°C (49°F) to a scorching maximum of 36°C (97°F), along with an average temperature of 18°C (65°F). In contrast, March experiences much cooler conditions, with temperatures fluctuating between a minimum of -5°C (23°F) and a maximum of 22°C (72°F), averaging just 8°C (46°F). While July sees an average of 64 mm (2.5 in) of precipitation over about 11 days, March has slightly lower precipitation at 52 mm (2.1 in) over 13 days. Humidity levels also vary, with July at 76% and March higher at 86%. For more details, check out Croydon weather in March.

In comparing the weather between April and July, one can clearly see a significant shift. In July, temperatures soar, with a minimum of 9°C (49°F), an average of 18°C (65°F), and a maximum reaching 36°C (97°F). This month also sees a higher level of precipitation at 64 mm (2.5 in) over 11 days, accompanied by a humidity level of 76%. In contrast, April experiences much cooler temperatures, with a minimum stretching down to -2°C (29°F) and an average of only 10°C (49°F). Although it enjoys a milder maximum of 26°C (80°F), it has lower precipitation at 32 mm (1.3 in) over just 7 days, but features slightly higher humidity at 85%. For more details on April's weather patterns, visit Croydon weather in April.

When comparing the weather in July and May, we can observe significant differences in temperature and humidity levels. In July, temperatures range from a low of 9°C (49°F) to a high of 36°C (97°F), with an average of 18°C (65°F). This month experiences slightly more precipitation, totaling 64 mm (2.5 in) over about 11 days, but with a lower humidity rate of 76%. In contrast, May has milder temperatures, with a minimum of 1°C (34°F), an average of 13°C (55°F), and a maximum of 25°C (78°F). May also sees a similar amount of precipitation at 63 mm (2.5 in) over 10 days, but with slightly higher humidity at 82%. For more detailed information about weather patterns, you can check Croydon weather in May.

In comparing the weather of July and June, July tends to be slightly warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 36°C (97°F), averaging at 18°C (65°F). In contrast, June features cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 32°C (89°F), averaging 17°C (62°F). While July experiences less precipitation, with 64 mm (2.5 in) over 11 days, June has a slightly higher rainfall of 77 mm (3.0 in) over 8 days. Humidity levels remain high in both months, with July at 76% and June at 81%. For more detailed insights, you can explore Croydon weather in June.

July and August showcase similar temperature patterns, with both months averaging around 18°C (65°F). However, July experiences slightly warmer extremes, with a maximum temperature reaching 36°C (97°F), compared to August's max of 34°C (94°F). Precipitation is higher in August at 72 mm (2.8 in), falling over 12 days, while July sees 64 mm (2.5 in) over 11 days. Humidity levels remain close, with July at 76% and August at 73%, indicating a similar level of moisture in the air. For a detailed look at August weather in Croydon, you can visit Croydon weather in August.

July tends to be significantly warmer than September, with average temperatures reaching around 18°C (65°F) and maximums soaring up to 36°C (97°F). In contrast, September experiences cooler temperatures, averaging 15°C (60°F) and peaking at a maximum of 28°C (83°F). While July has a higher total precipitation of 64 mm (2.5 in) over 11 days, September's rainfall is less at 45 mm (1.8 in) across 9 days. Notably, September presents a slightly higher humidity level at 80%, compared to July's 76%. For more detailed weather information, you can visit Croydon weather in September.

In comparing July and October weather, July typically showcases much warmer temperatures, with average highs reaching up to 36°C (97°F) and an average of 18°C (65°F). In contrast, October experiences significantly cooler temperatures, with average highs only hitting 23°C (73°F) and lows dropping to a chilly 1°C (34°F). Additionally, while July has moderate precipitation of 64 mm (2.5 in) over 11 days, October sees increased rainfall, totaling 81 mm (3.2 in) across 12 days. Humidity levels are also higher in October at 89% compared to July's 76%, creating a damp ambiance as the season transitions. To learn more about the weather specifics for October, check out Croydon weather in October.

July and November present stark contrasts in weather. In July, temperatures can soar, with a maximum reaching up to 36°C (97°F) and an average of 18°C (65°F), accompanied by high humidity at 76%. Precipitation is also noticeable, with about 64 mm (2.5 in) spread over 11 days. In contrast, November offers a much cooler climate, with daytime highs only reaching 17°C (62°F) and an average of 8°C (47°F). The minimum temperature can drop to -2°C (28°F), and while it boasts a slightly lower level of precipitation at 48 mm (1.9 in) over 10 days, humidity rises to 92%. For a closer look at the conditions, you can check Croydon weather in November.

July and December present markedly different weather patterns. In July, temperatures typically range from a mild 9°C (49°F) at night to a sweltering maximum of 36°C (97°F) during the day, with an average of 18°C (65°F). This month also experiences relatively high humidity at 76% and 64 mm (2.5 in) of precipitation across 11 days. Conversely, December sees much colder conditions, with temperatures dropping to a minimum of -4°C (25°F) and only reaching a maximum of 14°C (58°F), averaging around 6°C (44°F). The month is characterized by increased precipitation, totaling 84 mm (3.3 in) over 14 days, and higher humidity at 92%. For more detailed insights, check out Croydon weather in December.

Compare Croydon's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Croydon

July in Croydon brings a vibrant mix of weather that sets it apart from other months. With its peak temperatures soaring to a sweltering 36°C, it's a time when the sun dominates the sky, and the average warmth encourages outdoor activities and summer festivities. However, this month also sees a higher frequency of rain, with about 11 days of precipitation contributing to a total of 64 mm—reminding us that summer in the UK can be unpredictable. The humidity levels climb to 76%, adding a tropical feel to the summer days. This dynamic weather makes July a unique blend of sunny warmth and refreshing showers, ideal for those who enjoy the contrasts of the season. For a deeper insight into the overall trends, explore the Croydon Climate.