July Weather in Portslade, United Kingdom

Last updated: August 27, 2025

In July, the average temperature in Portslade, United Kingdom hovers around 17°C (63°F), with lows of 13°C (56°F) and highs reaching up to 23°C (74°F). Visitors can expect about 52 mm (2.0 in) of rainfall spread over 9 days, contributing to the average humidity of 71%. Prepare for a blend of mild weather and occasional showers during your stay!

July Temperature in Portslade

In July in Portslade, the average temperature is 17°C (63°F). The maximum can reach 23°C (74°F), while the minimum can drop to as low as 13°C (56°F). This makes it an ideal time for travelers to enjoy mild weather and outdoor activities.

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

The chart illustrates July temperature patterns in Portslade, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portslade, July typically has an average temperature of 17°C (63°F), with highs reaching up to 23°C (74°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in Portslade

In Portslade in July, the precipitation amount is 52 mm (2.0 in) over a span of 9 days.

July Precipitation Trends in Portslade

The chart displays monthly precipitation patterns in Portslade, 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 Portslade, July typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 9 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 Portslade

In Portslade in July, humidity is 71%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet a bit sticky, so travelers should stay hydrated and take breaks in the shade.

July Average Humidity in Portslade

This chart illustrates the average monthly humidity levels in Portslade, 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 Portslade is approximately 71%, 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 Portslade

In Portslade 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 Portslade.

Maximum UV Index Levels in Portslade for July

The chart shows the monthly maximum UV Index (UVI) for Portslade 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 Portslade typically reaches 8, which falls under the very high exposure category.

Data source: Portslade 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 Portslade Compares to Other Months

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

This table compares monthly weather conditions in Portslade, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	74 mm (2.9 inches)	91%	low
February Weather	7°C (45°F)	78 mm (3.1 inches)	89%	low
March Weather	8°C (47°F)	67 mm (2.6 inches)	86%	moderate
April Weather	9°C (49°F)	29 mm (1.2 inches)	85%	high
May Weather	12°C (54°F)	47 mm (1.8 inches)	79%	high
June Weather	15°C (59°F)	65 mm (2.6 inches)	80%	very high
July Weather	17°C (63°F)	52 mm (2.0 inches)	71%	very high
August Weather	18°C (64°F)	74 mm (2.9 inches)	76%	high
September Weather	16°C (62°F)	63 mm (2.5 inches)	82%	high
October Weather	14°C (58°F)	129 mm (5.1 inches)	90%	moderate
November Weather	11°C (52°F)	110 mm (4.3 inches)	92%	low
December Weather	9°C (48°F)	138 mm (5.4 inches)	92%	low