July Weather in Cohasset, United States

Last updated: June 24, 2025

In Cohasset, United States, the average temperature in July is a warm 27°C (81°F). Temperatures can range from a cool 13°C (56°F) to a scorching 41°C (106°F). Expect minimal rainfall, with just 2 mm (0.1 in) of precipitation over 0 days. The average humidity hovers around 44%, making it a comfortable time to enjoy the outdoors!

July Temperature in Cohasset

In July, in Cohasset, the average temperature is 27°C (81°F). The maximum can reach 41°C (106°F) and the minimum can be as low as 13°C (56°F). Be sure to pack both lightweight clothing for the heat and a light jacket for cooler evenings while traveling.

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

The chart illustrates July temperature patterns in Cohasset, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cohasset, July typically has an average temperature of 27°C (81°F), with highs reaching up to 41°C (106°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in Cohasset

In Cohasset in July, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

July Precipitation Trends in Cohasset

The chart displays monthly precipitation patterns in Cohasset, 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 Cohasset, July typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 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 Cohasset

In Cohasset in July humidity is 44%. With an average temperature of 27°C (81°F), this humidity feels like a comfortable embrace, making it pleasant for traveling as long as you stay hydrated and take breaks in the shade.

July Average Humidity in Cohasset

This chart illustrates the average monthly humidity levels in Cohasset, 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 Cohasset is approximately 44%, 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 Cohasset

In Cohasset 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 Cohasset.

Maximum UV Index Levels in Cohasset for July

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

Data source: Cohasset 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 Cohasset Compares to Other Months

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

This table compares monthly weather conditions in Cohasset, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	200 mm (7.9 inches)	84%	moderate
February Weather	7°C (46°F)	206 mm (8.1 inches)	84%	moderate
March Weather	9°C (48°F)	177 mm (7.0 inches)	83%	high
April Weather	13°C (56°F)	90 mm (3.6 inches)	81%	very high
May Weather	17°C (63°F)	62 mm (2.4 inches)	74%	extreme
June Weather	23°C (73°F)	15 mm (0.6 inches)	64%	extreme
July Weather	27°C (81°F)	2 mm (0.1 inches)	44%	extreme
August Weather	26°C (78°F)	4 mm (0.2 inches)	36%	very high
September Weather	21°C (71°F)	15 mm (0.6 inches)	44%	very high
October Weather	15°C (60°F)	58 mm (2.3 inches)	65%	high
November Weather	10°C (50°F)	107 mm (4.2 inches)	84%	moderate
December Weather	6°C (43°F)	154 mm (6.1 inches)	83%	moderate