August Weather in Morristown, United States

Last updated: June 24, 2025

In Morristown, United States, the average temperature in August hovers around 23°C (74°F), offering a pleasant climate. Expect minimum temperatures to dip to 11°C (53°F) and maximums soaring up to 33°C (93°F). During this time, the region experiences an average precipitation of 92 mm (3.6 in) over 11 days, with humidity levels typically around 70%. This creates a unique tropical ambiance, perfect for exploring!

August Temperature in Morristown

In August in Morristown, the average temperature is 23°C (74°F). Maximums can reach 33°C (93°F) and minimums can be as low as 11°C (53°F). This mild climate makes it an ideal destination for travelers looking to enjoy a comfortable getaway.

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

The chart illustrates August temperature patterns in Morristown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Morristown, August typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (93°F) and lows dropping to around 11°C (53°F).

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

August Precipitation in Morristown

In Morristown in August, the precipitation amount is 92 mm (3.6 in) spread over 11 days.

August Precipitation Trends in Morristown

The chart displays monthly precipitation patterns in Morristown, 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 Morristown, August typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 11 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 Morristown

In Morristown in August humidity is 70%. With an average temperature of 23°C (74°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat challenging but still bearable for traveling.

August Average Humidity in Morristown

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

In Morristown 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 Morristown.

Maximum UV Index Levels in Morristown for August

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

Data source: Morristown 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 Morristown Compares to Other Months

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

This table compares monthly weather conditions in Morristown, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	83 mm (3.3 inches)	87%	moderate
February Weather	1°C (34°F)	100 mm (3.9 inches)	85%	moderate
March Weather	6°C (43°F)	134 mm (5.3 inches)	86%	high
April Weather	11°C (53°F)	102 mm (4.0 inches)	84%	very high
May Weather	18°C (65°F)	136 mm (5.4 inches)	79%	very high
June Weather	23°C (73°F)	105 mm (4.1 inches)	82%	extreme
July Weather	25°C (77°F)	112 mm (4.4 inches)	79%	very high
August Weather	23°C (74°F)	92 mm (3.6 inches)	70%	very high
September Weather	21°C (70°F)	88 mm (3.5 inches)	69%	very high
October Weather	14°C (58°F)	102 mm (4.0 inches)	76%	high
November Weather	5°C (42°F)	98 mm (3.9 inches)	88%	moderate
December Weather	2°C (36°F)	86 mm (3.4 inches)	87%	moderate