July Weather in Myrtle, United States

Last updated: June 24, 2025

In July, the average temperature in Myrtle, United States is a warm 27°C (81°F). Expect a comfortable range, with a minimum of 16°C (62°F) and a balmy maximum of 36°C (98°F). However, be prepared for some moisture, as precipitation averages 118 mm (4.6 in) over 14 days. With an average humidity of 80%, it's a perfect time to enjoy the tropical vibes!

July Temperature in Myrtle

In July in Myrtle, the average temperature is 27°C (81°F). Maximums can reach 36°C (98°F), while minimums can drop to as low as 16°C (62°F). This climate provides a warm and enjoyable atmosphere, making it an ideal destination for travelers seeking both relaxation and adventure.

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

The chart illustrates July temperature patterns in Myrtle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Myrtle, July typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (98°F) and lows dropping to around 16°C (62°F).

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

July Precipitation in Myrtle

In Myrtle in July, the precipitation amount is 118 mm (4.6 in) over a span of 14 days.

July Precipitation Trends in Myrtle

The chart displays monthly precipitation patterns in Myrtle, 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 Myrtle, July typically receives around 118 mm (4.6 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 Myrtle

In Myrtle in July humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

July Average Humidity in Myrtle

This chart illustrates the average monthly humidity levels in Myrtle, 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 Myrtle is approximately 80%, 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 Myrtle

In Myrtle 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 Myrtle.

Maximum UV Index Levels in Myrtle for July

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

Data source: Myrtle 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 Myrtle Compares to Other Months

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

This table compares monthly weather conditions in Myrtle, 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 (44°F)	120 mm (4.7 inches)	86%	moderate
February Weather	9°C (48°F)	188 mm (7.4 inches)	85%	high
March Weather	14°C (57°F)	157 mm (6.2 inches)	84%	very high
April Weather	16°C (62°F)	146 mm (5.8 inches)	81%	very high
May Weather	22°C (72°F)	110 mm (4.3 inches)	83%	extreme
June Weather	26°C (78°F)	133 mm (5.2 inches)	83%	extreme
July Weather	27°C (81°F)	118 mm (4.6 inches)	80%	extreme
August Weather	26°C (80°F)	113 mm (4.4 inches)	73%	very high
September Weather	24°C (76°F)	116 mm (4.6 inches)	70%	very high
October Weather	18°C (65°F)	106 mm (4.2 inches)	73%	high
November Weather	11°C (51°F)	79 mm (3.1 inches)	85%	high
December Weather	9°C (48°F)	150 mm (5.9 inches)	88%	moderate