July Weather in Sylva, United States

Last updated: June 24, 2025

In July, the average temperature in Sylva, United States hovers around 21°C (70°F), offering a pleasant climate. Expect temperatures to range from a cool 10°C (51°F) to a warm 30°C (86°F). However, don't forget your umbrella, as 100 mm (4.0 in) of precipitation may fall over 20 days, resulting in an average humidity of 83%. Whether you prefer sunshine or a refreshing rain, Sylva has something to offer this month!

July Temperature in Sylva

In July in Sylva, the average temperature is 21°C (70°F), with maximums reaching 30°C (86°F) and minimums dropping to as low as 10°C (51°F). This pleasant climate makes Sylva an ideal destination for travelers seeking a comfortable outdoor experience.

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

The chart illustrates July temperature patterns in Sylva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sylva, July typically has an average temperature of 21°C (70°F), with highs reaching up to 30°C (86°F) and lows dropping to around 10°C (51°F).

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

July Precipitation in Sylva

In Sylva in July, the precipitation amount is 100 mm (4.0 in) occurring over the course of 20 days.

July Precipitation Trends in Sylva

The chart displays monthly precipitation patterns in Sylva, 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 Sylva, July typically receives around 100 mm (4.0 inches) of precipitation spread over approximately 20 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Sylva

In Sylva in July humidity is 83%. With an average temperature of 21°C (70°F), this humidity feels like you’re enveloped in a warm, tropical embrace, making it essential to stay hydrated and take breaks during your travels.

July Average Humidity in Sylva

This chart illustrates the average monthly humidity levels in Sylva, 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 Sylva is approximately 83%, 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 Sylva

In Sylva 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 Sylva.

Maximum UV Index Levels in Sylva for July

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

Data source: Sylva 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 Sylva Compares to Other Months

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

This table compares monthly weather conditions in Sylva, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	111 mm (4.4 inches)	86%	moderate
February Weather	6°C (43°F)	174 mm (6.9 inches)	86%	high
March Weather	8°C (47°F)	135 mm (5.3 inches)	86%	very high
April Weather	12°C (54°F)	136 mm (5.3 inches)	82%	extreme
May Weather	16°C (62°F)	131 mm (5.1 inches)	85%	extreme
June Weather	19°C (67°F)	95 mm (3.8 inches)	85%	extreme
July Weather	21°C (70°F)	100 mm (4.0 inches)	83%	extreme
August Weather	21°C (69°F)	128 mm (5.1 inches)	76%	extreme
September Weather	19°C (66°F)	124 mm (4.9 inches)	76%	very high
October Weather	14°C (58°F)	150 mm (5.9 inches)	80%	very high
November Weather	7°C (45°F)	93 mm (3.7 inches)	88%	high
December Weather	5°C (41°F)	143 mm (5.6 inches)	88%	moderate