Zip 58237 (Grafton, ND) Climate

Grafton, ND, 58237 has a semi-arid climate, characterized by hot summers and cold winters. Summers in Grafton are warm with temperatures often exceeding 80 degrees Fahrenheit during the day and dropping to the lower 50s at night. Winters in Grafton can be surprisingly cold with temperatures well below freezing and occasional snowfall. In general, the air is dry all year round and humidity levels are low throughout the area. Precipitation in Grafton is generally moderate with an average of 22 inches per year, but there can be large variations depending on the season.

Grafton (zip 58237), North Dakota gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Grafton (zip 58237) averages 41 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 197 sunny days per year in Grafton (zip 58237). The US average is 205 sunny days.

Grafton (zip 58237) gets some kind of precipitation, on average, 75 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 82 degrees
Winter Low: the January low is -1
Rain: averages 21 inches of rain a year
Snow: averages 41 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 58237 zip code is 6.4 (10=best), which means it is about average compared to other places in North Dakota.

9.3 Summer - 3.5 Winter

July, August and June are the most pleasant months in the 58237 zip code, while January and December are the least comfortable months.

Climate	Grafton, North Dakota	United States
	20.7 in.	38.1 in.
	40.9 in.	27.8 in.
	75.3 days	106.2 days
	197 days	205 days
	81.8°	85.8°
	-1.3°	21.7°
	6.4	7
	3	4.3
	827 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 the 58237 zip code with an average high temperature of 81.8°, which ranks it as about average compared to other places in North Dakota. In the 58237 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 58237 zip code are June, August and July.

In the 58237 zip code, there are 11.1 days annually when the high temperature is over 90°, which is about average compared to other places in North Dakota.

January has the coldest nighttime temperatures for the 58237 zip code with an average of -1.3°. This is colder than most places in North Dakota.

In the 58237 zip code, there are 174.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in North Dakota.

In the 58237 zip code, there are 46.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in North Dakota.

Humidity in the 58237 zip code is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.

June is the wettest month in the 58237 zip code with 3.6 inches of rain, and the driest month is January with 0.6 inches. The wettest season is Autumn with 45% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 20.7 inches in the 58237 zip code means that it is wetter than most places in North Dakota.

June is the rainiest month in the 58237 zip code with 9.5 days of rain, and February is the driest month with only 4.4 rainy days. There are 75.3 rainy days annually in the 58237 zip code, which is less rainy than most places in North Dakota. The rainiest season is Autumn when it rains 35% of the time and the driest is Spring with only a 19% chance of a rainy day.

An annual snowfall of 40.9 inches in the 58237 zip code means that it is snowier than most places in North Dakota. December is the snowiest month in the 58237 zip code with 9.2 inches of snow, and 7 months of the year have significant snowfall.

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