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July Weather in Holywell, United Kingdom

Last updated: August 27, 2025

In Holywell, United Kingdom, the average temperature in July is a pleasant 17°C (62°F), with the minimum dipping to 7°C (45°F) and the maximum reaching up to 29°C (84°F). However, you might want to keep an umbrella handy, as the area experiences 96 mm (3.8 in) of precipitation over approximately 15 days. With an average humidity of 78%, it’s best to dress in layers to stay comfortable!

July Temperature in Holywell

In July in Holywell, the average temperature is 17°C (62°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as 7°C (45°F). This moderate climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Holywell.

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

The chart illustrates July temperature patterns in Holywell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holywell, July typically has an average temperature of 17°C (62°F), with highs reaching up to 29°C (84°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec424345485459626157524643
Data source: Temperature data for Holywell 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 Holywell

In Holywell in July, the precipitation amount is 96 mm (3.8 in) over the course of 15 days.

July Precipitation Trends in Holywell

The chart displays monthly precipitation patterns in Holywell, 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. In Holywell, July typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6577845368949698949478101
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Holywell

In Holywell in July, humidity is 78%. With an average temperature of 17°C (62°F), this humidity feels like a warm, enveloping blanket, making travel feel a bit sticky and heavy but also refreshing, as long as you're prepared with light clothing and plenty of water.

July Average Humidity in Holywell

This chart illustrates the average monthly humidity levels in Holywell, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Holywell is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Holywell

In Holywell in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Holywell.

Maximum UV Index Levels in Holywell for July

The chart shows the monthly maximum UV Index (UVI) for Holywell 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. In July, the maximum UV index in Holywell typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578875421
Data source: Holywell 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.

How July Weather in Holywell Compares to Other Months

Weather in Holywell varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Holywell, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Holywell, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)65 mm (2.6 inches)89%low
February Weather6°C (43°F)77 mm (3.0 inches)88%low
March Weather7°C (45°F)84 mm (3.3 inches)86%moderate
April Weather9°C (48°F)53 mm (2.1 inches)84%moderate
May Weather12°C (54°F)68 mm (2.7 inches)79%high
June Weather15°C (60°F)94 mm (3.7 inches)81%very high
July Weather17°C (62°F)96 mm (3.8 inches)78%very high
August Weather16°C (61°F)98 mm (3.9 inches)79%high
September Weather14°C (57°F)94 mm (3.7 inches)85%moderate
October Weather11°C (52°F)94 mm (3.7 inches)90%moderate
November Weather8°C (47°F)78 mm (3.1 inches)91%low
December Weather6°C (44°F)100 mm (4.0 inches)89%low

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