July Weather in South New Castle, United States

Last updated: June 24, 2025

In July, the average temperature in South New Castle, United States hovers around 23°C (74°F). Expect a refreshing range with a minimum of 12°C (54°F) and a peak reaching 34°C (94°F). During this time, average humidity sits at a comfortable 82%, while precipitation totals 141 mm (5.5 in) over approximately 16 days. Be prepared for a mix of sun and occasional rain!

July Temperature in South New Castle

In July in South New Castle, the average temperature is 23°C (74°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 12°C (54°F). This comfortable climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

July Weather in South New Castle: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in South New Castle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South New Castle, July typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 12°C (54°F).

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

July Precipitation in South New Castle

In South New Castle in July, the precipitation amount is 141 mm (5.5 in) accumulated over 16 days.

July Precipitation Trends in South New Castle

The chart displays monthly precipitation patterns in South New Castle, 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 South New Castle, July typically receives around 141 mm (5.5 inches) of precipitation spread over approximately 16 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 South New Castle

In South New Castle in July, humidity is 82%. With an average temperature of 23°C (74°F), this humidity feels like you are walking through a warm, damp blanket, making travel a bit uncomfortable and sticky as you navigate the air thick with moisture.

July Average Humidity in South New Castle

This chart illustrates the average monthly humidity levels in South New Castle, 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 South New Castle is approximately 82%, 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 South New Castle

In South New Castle in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in South New Castle.

Maximum UV Index Levels in South New Castle for July

The chart shows the monthly maximum UV Index (UVI) for South New Castle 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 South New Castle typically reaches 10, which falls under the very high exposure category.

Data source: South New Castle 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 South New Castle Compares to Other Months

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

This table compares monthly weather conditions in South New Castle, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	98 mm (3.9 inches)	88%	moderate
February Weather	0°C (33°F)	111 mm (4.4 inches)	88%	moderate
March Weather	4°C (40°F)	108 mm (4.3 inches)	87%	high
April Weather	10°C (50°F)	139 mm (5.5 inches)	87%	very high
May Weather	16°C (61°F)	141 mm (5.6 inches)	81%	very high
June Weather	20°C (69°F)	138 mm (5.4 inches)	83%	very high
July Weather	23°C (74°F)	141 mm (5.5 inches)	82%	very high
August Weather	22°C (72°F)	99 mm (3.9 inches)	76%	very high
September Weather	19°C (66°F)	115 mm (4.5 inches)	77%	very high
October Weather	13°C (56°F)	125 mm (4.9 inches)	82%	high
November Weather	5°C (41°F)	103 mm (4.0 inches)	89%	moderate
December Weather	1°C (35°F)	103 mm (4.0 inches)	86%	low