Nassau County, FL Climate

Nassau County, FL has a humid subtropical climate with hot and humid summers. Average temperatures in the summer range from 85 to 95 degrees Fahrenheit and average humidity levels are usually around 75%. Winters are generally mild and temperatures range from 55 to 65 degrees Fahrenheit. Rainfall throughout the year is fairly consistent with an average of around 50 inches per year. Snowfall is uncommon but not unheard of, averaging 1-2 inches annually.

Nassau County, Florida gets 51 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Nassau County averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 221 sunny days per year in Nassau County. The US average is 205 sunny days.

Nassau County gets some kind of precipitation, on average, 111 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 92 degrees
Winter Low: the January low is 42
Rain: averages 51 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Nassau County is 7.1 (10=best), which means it is more comfortable than most places in Florida.

3.6 Summer - 8.3 Winter

April, November and October are the most pleasant months in Nassau County, while July and August are the least comfortable months.

Climate	Nassau, Florida	United States
	Unlock	38.1 in.
	0.0 in.	Unlock
	Unlock	106.2 days
	221 days	Unlock
	91.7°	85.8°
	Unlock	21.7°
	7.1	Unlock
	Unlock	4.3
	36 ft.	Unlock

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 Nassau County with an average high temperature of 91.7°, which ranks it as warmer than most places in Florida. In Nassau County, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Nassau County are April, October and November.

In Nassau County, there are 68.6 days annually when the high temperature is over 90°, which is cooler than most places in Florida.

January has the coldest nighttime temperatures for Nassau County with an average of 41.8°. This is colder than most places in Florida.

In Nassau County, there are 13.2 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Florida.

In Nassau County, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Florida.

Humidity in Nassau County can be oppressive in the summer, but pleasant for much of the year. The humidity here has been described as stifling in August and July. The humid season extends from May-October and the most comfortable months are November-April.

September is the wettest month in Nassau County with 6.9 inches of rain, and the driest month is November with 2.1 inches. The wettest season is Autumn with 37% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 50.5 inches in Nassau County means that it is one of the driest places in Florida.

August is the rainiest month in Nassau County with 14.0 days of rain, and April is the driest month with only 5.8 rainy days. There are 110.7 rainy days annually in Nassau County, which is less rainy than most places in Florida. The rainiest season is Autumn when it rains 36% of the time and the driest is Summer with only a 18% chance of a rainy day.

There is rarely any recorded snowfall in Nassau County, ranking it as one of the least snowy places in Florida. Any measurable snowfall is a rare occurance in Nassau County.

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