Jamestown, RI Climate

Jamestown, RI is a city located in the New England region of the United States. It has a temperate climate that typically brings mild, wet winters and hot and humid summers. During the winter, temperatures usually hover around freezing point and snowfall accumulations are relatively light compared to other parts of the country. In the summer months average temperatures can reach into the high 70s or low 80s with humidity levels making it feel much warmer. The area experiences considerable amounts of rainfall throughout the year, with May being one of the wettest months on record. Overall, Jamestown has a pleasant climate suitable for a variety of outdoor activities year-round.

Jamestown, Rhode Island gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Jamestown averages 30 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 201 sunny days per year in Jamestown. The US average is 205 sunny days.

Jamestown gets some kind of precipitation, on average, 126 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 79 degrees
Winter Low: the January low is 22
Rain: averages 49 inches of rain a year
Snow: averages 30 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Jamestown is 7.0 (10=best), which means it is about average compared to other places in Rhode Island.

9.1 Summer - 5.3 Winter

June, September and August are the most pleasant months in Jamestown, while January and February are the least comfortable months.

Climate	Jamestown, Rhode Island	United States
	48.5 in.	38.1 in.
	30.4 in.	27.8 in.
	125.7 days	106.2 days
	201 days	205 days
	78.9°	85.8°
	21.8°	21.7°
	7	7
	3.6	4.3
	7 ft.	2443 ft.

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Jamestown with an average high temperature of 78.9°, which ranks it as one of the coolest places in Rhode Island. In Jamestown, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Jamestown are August, July and June.

In Jamestown, there are 1.3 days annually when the high temperature is over 90°, which is one of the coolest places in Rhode Island.

January has the coldest nighttime temperatures for Jamestown with an average of 21.8°. This is one of the warmest places in Rhode Island.

In Jamestown, there are 105.3 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Rhode Island.

In Jamestown, there are 1.0 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Rhode Island.

The humidity is usually comfortable in Jamestown but some summer months can be sticky or muggy. July is the most humid month, though humidity is low for most of the year. The most humid months are July, August and June.

March is the wettest month in Jamestown with 5.1 inches of rain, and the driest month is July with 3.4 inches. The wettest season is Summer with 27% of yearly precipitation and 23% occurs in Autumn, which is the driest season. The annual rainfall of 48.5 inches in Jamestown means that it is drier than most places in Rhode Island.

May is the rainiest month in Jamestown with 12.3 days of rain, and July is the driest month with only 9.2 rainy days. There are 125.7 rainy days annually in Jamestown, which is rainier than most places in Rhode Island. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

An annual snowfall of 30.4 inches in Jamestown means that it is less snowy than most places in Rhode Island. February is the snowiest month in Jamestown with 8.7 inches of snow, and 6 months of the year have significant snowfall.