July Weather in Mercer, United States

Last updated: June 24, 2025

In July, the average temperature in Mercer, United States is a pleasant 23°C (73°F). However, you can expect a range, with minimums dipping to 11°C (53°F) and maximums soaring to 33°C (92°F). Be prepared for some wet days, as the region receives about 146 mm (5.8 in) of precipitation over 16 days. With an average humidity of 82%, it's always a good idea to stay hydrated!

July Temperature in Mercer

In July in Mercer, the average temperature is 23°C (73°F). Maximums can reach 33°C (92°F), while minimums can drop as low as 11°C (53°F). This climate makes it an ideal time for travelers to enjoy a pleasant mix of warmth and cooler evenings.

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

The chart illustrates July temperature patterns in Mercer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mercer, July typically has an average temperature of 23°C (73°F), with highs reaching up to 33°C (92°F) and lows dropping to around 11°C (53°F).

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

July Precipitation in Mercer

In Mercer in July, the precipitation amount is 146 mm (5.8 in) during 16 days, indicating a relatively wet period for the region.

July Precipitation Trends in Mercer

The chart displays monthly precipitation patterns in Mercer, 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 Mercer, July typically receives around 146 mm (5.8 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 Mercer

In Mercer in July, humidity is 82%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities feel a bit more strenuous but offering a tropical ambiance perfect for leisurely strolls and relaxed sightseeing.

July Average Humidity in Mercer

This chart illustrates the average monthly humidity levels in Mercer, 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 Mercer 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 Mercer

In Mercer 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 Mercer.

Maximum UV Index Levels in Mercer for July

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

Data source: Mercer 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 Mercer Compares to Other Months

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

This table compares monthly weather conditions in Mercer, 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 (28°F)	101 mm (4.0 inches)	88%	moderate
February Weather	0°C (32°F)	110 mm (4.3 inches)	88%	moderate
March Weather	4°C (39°F)	115 mm (4.5 inches)	87%	high
April Weather	9°C (49°F)	144 mm (5.7 inches)	87%	very high
May Weather	16°C (60°F)	149 mm (5.9 inches)	81%	very high
June Weather	20°C (68°F)	140 mm (5.5 inches)	83%	very high
July Weather	23°C (73°F)	146 mm (5.8 inches)	82%	very high
August Weather	21°C (71°F)	105 mm (4.1 inches)	76%	very high
September Weather	19°C (66°F)	113 mm (4.4 inches)	77%	very high
October Weather	13°C (55°F)	127 mm (5.0 inches)	82%	high
November Weather	4°C (40°F)	109 mm (4.3 inches)	89%	moderate
December Weather	1°C (34°F)	106 mm (4.2 inches)	86%	low