July Weather in Frederick, United States

Last updated: June 24, 2025

In Frederick, United States, the average temperature in July hovers around 26°C (79°F), offering a warm escape. You can expect temperatures to swing between a cool 14°C (58°F) to a sweltering 37°C (99°F). With a precipitation amount of 138 mm (5.4 in) over 12 days, occasional rain is likely, while the average humidity of 70% adds a touch of tropical feel.

July Temperature in Frederick

In July in Frederick, the average temperature is 26°C (79°F). The maximum can reach 37°C (99°F) and the minimum can be as low as 14°C (58°F). It's a great time to visit if you enjoy warm weather and comfortable evenings.

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

The chart illustrates July temperature patterns in Frederick, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Frederick, July typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 14°C (58°F).

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

July Precipitation in Frederick

In Frederick in July, the precipitation amount is 138 mm (5.4 in) spread over a period of 12 days.

July Precipitation Trends in Frederick

The chart displays monthly precipitation patterns in Frederick, 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 Frederick, July typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 12 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 Frederick

In Frederick in July, humidity is 70%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures a bit sticky but also invigorating, requiring frequent breaks to hydrate and cool off.

July Average Humidity in Frederick

This chart illustrates the average monthly humidity levels in Frederick, 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 Frederick is approximately 70%, 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 Frederick

In Frederick 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 Frederick.

Maximum UV Index Levels in Frederick for July

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

Data source: Frederick 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 Frederick Compares to Other Months

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

This table compares monthly weather conditions in Frederick, 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 (35°F)	61 mm (2.4 inches)	86%	moderate
February Weather	4°C (39°F)	95 mm (3.7 inches)	86%	moderate
March Weather	7°C (44°F)	90 mm (3.6 inches)	86%	high
April Weather	13°C (55°F)	100 mm (3.9 inches)	84%	very high
May Weather	18°C (65°F)	134 mm (5.3 inches)	78%	very high
June Weather	23°C (73°F)	111 mm (4.4 inches)	79%	very high
July Weather	26°C (79°F)	138 mm (5.4 inches)	70%	very high
August Weather	24°C (76°F)	114 mm (4.5 inches)	59%	very high
September Weather	21°C (70°F)	107 mm (4.2 inches)	68%	very high
October Weather	16°C (60°F)	99 mm (3.9 inches)	80%	high
November Weather	7°C (45°F)	88 mm (3.5 inches)	86%	moderate
December Weather	4°C (39°F)	94 mm (3.7 inches)	85%	moderate