August Weather in Monmouth, United States

Last updated: June 24, 2025

In August, the average temperature in Monmouth, United States is a pleasant 23°C (75°F), with a minimum dipping to 12°C (53°F) and peaking at a warm 35°C (96°F). Expect about 64 mm (2.5 in) of precipitation over 8 days, complemented by an average humidity of 77%. Get ready to enjoy the mild weather!

August Temperature in Monmouth

In August, in Monmouth, the average temperature is 23°C (75°F). The maximum can reach 35°C (96°F), while the minimum can be as low as 12°C (53°F). This climate makes Monmouth an ideal destination for travelers seeking pleasant weather and a variety of outdoor activities.

August Weather in Monmouth: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Monmouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monmouth, August typically has an average temperature of 23°C (75°F), with highs reaching up to 35°C (96°F) and lows dropping to around 12°C (53°F).

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

August Precipitation in Monmouth

In Monmouth in August, the precipitation amount is 64 mm (2.5 in) over the course of 8 days.

August Precipitation Trends in Monmouth

The chart displays monthly precipitation patterns in Monmouth, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Monmouth, August typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Monmouth

In Monmouth in August humidity is 77%. With an average temperature of 23°C (75°F), this humidity feels like a warm, enveloping blanket, making travel feel both steamy and refreshing, as if you're walking through a lush garden in full bloom.

August Average Humidity in Monmouth

This chart illustrates the average monthly humidity levels in Monmouth, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Monmouth is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Monmouth

In Monmouth in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Monmouth.

Maximum UV Index Levels in Monmouth for August

The chart shows the monthly maximum UV Index (UVI) for Monmouth in August, 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 August, the maximum UV index in Monmouth typically reaches 9, which falls under the very high exposure category.

Data source: Monmouth August 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 August Weather in Monmouth Compares to Other Months

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

This table compares monthly weather conditions in Monmouth, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	56 mm (2.2 inches)	81%	moderate
February Weather	-2°C (28°F)	63 mm (2.5 inches)	81%	moderate
March Weather	5°C (41°F)	102 mm (4.0 inches)	81%	high
April Weather	10°C (51°F)	99 mm (3.9 inches)	82%	very high
May Weather	17°C (64°F)	166 mm (6.6 inches)	78%	very high
June Weather	23°C (75°F)	138 mm (5.4 inches)	81%	extreme
July Weather	25°C (78°F)	93 mm (3.7 inches)	79%	very high
August Weather	23°C (75°F)	64 mm (2.5 inches)	77%	very high
September Weather	21°C (69°F)	99 mm (3.9 inches)	78%	very high
October Weather	13°C (55°F)	126 mm (5.0 inches)	78%	high
November Weather	4°C (40°F)	51 mm (2.0 inches)	87%	moderate
December Weather	1°C (33°F)	49 mm (1.9 inches)	84%	low