July Weather in Stonington, United States

Last updated: June 24, 2025

In Stonington, United States, the average temperature in July hovers around 22°C (72°F), creating a pleasant climate. Temperatures can dip to a minimum of 15°C (59°F) and soar to a maximum of 29°C (85°F). However, be prepared for some rain, as the area tends to receive 115 mm (4.5 in) of precipitation over 10 days, along with an average humidity of 76%. Enjoy the vibrant atmosphere while staying comfortable!

July Temperature in Stonington

In July in Stonington, the average temperature is 22°C (72°F). Maximums can reach 29°C (85°F), and minimums can be as low as 15°C (59°F). This pleasant climate makes Stonington an ideal destination for travelers seeking comfortable weather.

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

The chart illustrates July temperature patterns in Stonington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stonington, July typically has an average temperature of 22°C (72°F), with highs reaching up to 29°C (85°F) and lows dropping to around 15°C (59°F).

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

July Precipitation in Stonington

In Stonington in July, the precipitation amount is 115 mm (4.5 in) over a span of 10 days.

July Precipitation Trends in Stonington

The chart displays monthly precipitation patterns in Stonington, 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 Stonington, July typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 10 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 Stonington

In Stonington in July humidity is 76%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel slightly uncomfortable as you navigate through the thick, saturated air.

July Average Humidity in Stonington

This chart illustrates the average monthly humidity levels in Stonington, 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 Stonington is approximately 76%, 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 Stonington

In Stonington 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 Stonington.

Maximum UV Index Levels in Stonington for July

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

Data source: Stonington 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 Stonington Compares to Other Months

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

This table compares monthly weather conditions in Stonington, 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)	83 mm (3.3 inches)	84%	moderate
February Weather	2°C (36°F)	109 mm (4.3 inches)	84%	moderate
March Weather	4°C (39°F)	108 mm (4.3 inches)	82%	high
April Weather	8°C (47°F)	136 mm (5.3 inches)	79%	very high
May Weather	13°C (55°F)	119 mm (4.7 inches)	75%	very high
June Weather	18°C (64°F)	84 mm (3.3 inches)	78%	very high
July Weather	22°C (72°F)	115 mm (4.5 inches)	76%	very high
August Weather	22°C (73°F)	101 mm (4.0 inches)	76%	very high
September Weather	20°C (68°F)	101 mm (4.0 inches)	75%	very high
October Weather	16°C (60°F)	157 mm (6.2 inches)	75%	high
November Weather	9°C (49°F)	113 mm (4.4 inches)	80%	moderate
December Weather	4°C (40°F)	141 mm (5.6 inches)	80%	low