July Weather in Smithfield, United States

Last updated: June 24, 2025

In July, the average temperature in Smithfield, United States is a warm 27°C (81°F). Expect daytime highs reaching up to 37°C (99°F), while evenings can cool down to a pleasant 17°C (62°F). With 135 mm (5.3 in) of precipitation spread over 14 days, it's wise to keep an umbrella handy. The humidity is also quite high at 81%, creating a tropical ambiance perfect for those who enjoy a little heat!

July Temperature in Smithfield

In July in Smithfield, the average temperature is 27°C (81°F), with a maximum that can reach 37°C (99°F) and a minimum that can drop to 17°C (62°F). This makes it an ideal time for travelers looking to enjoy warm weather while still having the option for cooler evenings.

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

The chart illustrates July temperature patterns in Smithfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Smithfield, July typically has an average temperature of 27°C (81°F), with highs reaching up to 37°C (99°F) and lows dropping to around 17°C (62°F).

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

July Precipitation in Smithfield

In Smithfield in July, the precipitation amount is 135 mm (5.3 in) over a period of 14 days.

July Precipitation Trends in Smithfield

The chart displays monthly precipitation patterns in Smithfield, 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 Smithfield, July typically receives around 135 mm (5.3 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 Smithfield

In Smithfield in July humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

July Average Humidity in Smithfield

This chart illustrates the average monthly humidity levels in Smithfield, 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 Smithfield is approximately 81%, 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 Smithfield

In Smithfield in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Smithfield.

Maximum UV Index Levels in Smithfield for July

The chart shows the monthly maximum UV Index (UVI) for Smithfield 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 Smithfield typically reaches 11, which falls under the extreme exposure category.

Data source: Smithfield 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 Smithfield Compares to Other Months

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

This table compares monthly weather conditions in Smithfield, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	85 mm (3.3 inches)	84%	moderate
February Weather	8°C (47°F)	107 mm (4.2 inches)	83%	high
March Weather	10°C (51°F)	88 mm (3.5 inches)	82%	high
April Weather	16°C (61°F)	106 mm (4.2 inches)	81%	very high
May Weather	20°C (69°F)	122 mm (4.8 inches)	80%	very high
June Weather	24°C (76°F)	117 mm (4.6 inches)	82%	very high
July Weather	27°C (81°F)	135 mm (5.3 inches)	81%	extreme
August Weather	26°C (79°F)	169 mm (6.7 inches)	81%	very high
September Weather	23°C (74°F)	126 mm (4.9 inches)	78%	very high
October Weather	18°C (65°F)	89 mm (3.5 inches)	80%	very high
November Weather	11°C (52°F)	76 mm (3.0 inches)	84%	moderate
December Weather	8°C (46°F)	84 mm (3.3 inches)	84%	moderate