July Weather in Riley, United States

Last updated: June 24, 2025

In July, the average temperature in Riley, United States is a warm 27°C (81°F). Expect some variation, as temperatures can dip to a cool 15°C (59°F) or soar up to a sweltering 40°C (104°F). Rain may make an appearance with an average precipitation of 80 mm (3.1 in) over about 8 days. The air will also feel quite humid, with an average humidity level of 81%.

July Temperature in Riley

In July in Riley, the average temperature is 27°C (81°F). The maximum can reach 40°C (104°F), while the minimum can drop to as low as 15°C (59°F). This climate makes Riley a great destination for travelers seeking warm weather combined with cooler evenings.

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

The chart illustrates July temperature patterns in Riley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riley, July typically has an average temperature of 27°C (81°F), with highs reaching up to 40°C (104°F) and lows dropping to around 15°C (59°F).

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

July Precipitation in Riley

In Riley in July, the precipitation amount is 80 mm (3.1 in) over a period of 8 days.

July Precipitation Trends in Riley

The chart displays monthly precipitation patterns in Riley, 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 Riley, July typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 8 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 Riley

In Riley 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 Riley

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

In Riley 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 Riley.

Maximum UV Index Levels in Riley for July

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

Data source: Riley 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 Riley Compares to Other Months

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

This table compares monthly weather conditions in Riley, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	30 mm (1.2 inches)	76%	moderate
February Weather	0°C (32°F)	28 mm (1.1 inches)	77%	moderate
March Weather	8°C (46°F)	84 mm (3.3 inches)	70%	high
April Weather	12°C (55°F)	67 mm (2.6 inches)	73%	very high
May Weather	19°C (66°F)	185 mm (7.3 inches)	82%	very high
June Weather	26°C (79°F)	79 mm (3.1 inches)	82%	extreme
July Weather	27°C (81°F)	80 mm (3.1 inches)	81%	extreme
August Weather	25°C (78°F)	119 mm (4.7 inches)	78%	very high
September Weather	23°C (73°F)	64 mm (2.5 inches)	71%	very high
October Weather	14°C (57°F)	98 mm (3.9 inches)	71%	high
November Weather	7°C (44°F)	33 mm (1.3 inches)	81%	moderate
December Weather	3°C (37°F)	27 mm (1.0 inches)	84%	moderate