July Weather in Wales, United States

Last updated: June 24, 2025

In July, the average temperature in Wales, United States is a pleasant 23°C (74°F), with minimums dipping to 12°C (55°F) and maximums soaring up to 37°C (99°F). Expect occasional rain, as the area receives around 149 mm (5.9 in) of precipitation over 14 days, contributing to an average humidity of 76%.

July Temperature in Wales

In July in Wales, the average temperature is 23°C (74°F). Maximum temperatures can reach 37°C (99°F), while the minimum can dip as low as 12°C (55°F). This makes it a great time for travelers to experience warm weather with pleasant evenings.

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

The chart illustrates July temperature patterns in Wales, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wales, July typically has an average temperature of 23°C (74°F), with highs reaching up to 37°C (99°F) and lows dropping to around 12°C (55°F).

Data source: Temperature data for Wales generated using information from the Copernicus Climate Change Service.

July Precipitation in Wales

In Wales in July, the precipitation amount is 149 mm (5.9 in) over a span of 14 days.

July Precipitation Trends in Wales

The chart displays monthly precipitation patterns in Wales, 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 Wales, July typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Wales

In Wales in July humidity is 76%. With an average temperature of 23°C (74°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor exploration feel a bit sluggish and requiring frequent breaks for hydration and respite from the heat.

July Average Humidity in Wales

This chart illustrates the average monthly humidity levels in Wales, 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 Wales is approximately 76%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Wales

In Wales in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Wales.

Maximum UV Index Levels in Wales for July

The chart shows the monthly maximum UV Index (UVI) for Wales 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 Wales typically reaches 9, which falls under the very high exposure category.

Data source: Wales 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 Wales Compares to Other Months

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

This table compares monthly weather conditions in Wales, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	69 mm (2.7 inches)	84%	moderate
February Weather	0°C (32°F)	88 mm (3.5 inches)	84%	moderate
March Weather	3°C (38°F)	87 mm (3.4 inches)	82%	high
April Weather	9°C (48°F)	125 mm (4.9 inches)	79%	very high
May Weather	15°C (59°F)	107 mm (4.2 inches)	75%	very high
June Weather	20°C (69°F)	85 mm (3.3 inches)	78%	very high
July Weather	23°C (74°F)	149 mm (5.9 inches)	76%	very high
August Weather	23°C (73°F)	95 mm (3.7 inches)	76%	very high
September Weather	19°C (66°F)	97 mm (3.8 inches)	75%	very high
October Weather	13°C (55°F)	138 mm (5.4 inches)	75%	high
November Weather	5°C (42°F)	96 mm (3.8 inches)	80%	moderate
December Weather	1°C (33°F)	124 mm (4.9 inches)	80%	low