Casselton
North Dakota, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Casselton, ND

January, like December, is another subzero cold winter month in Casselton, North Dakota, with average temperature fluctuating between 3.2°F (-16°C) and 16.7°F (-8.5°C). The coldest month is January, with an average high-temperature of 16.7°F (-8.5°C) and an average low-temperature of 3.2°F (-16°C). Weather in January »

February, the last month of the winter, in Casselton, is also a subzero cold month, with temperature in the range of an average low of 6.1°F (-14.4°C) and an average high of 19.8°F (-6.8°C). In February, the average high-temperature is practically the same as in January - a still freezing cold 19.8°F (-6.8°C). Weather in February »

March, the first month of the spring, in Casselton, is a wintry month, with temperature in the range of an average high of 35.1°F (1.7°C) and an average low of 21.9°F (-5.6°C). In March, the average high-temperature significantly increases, from a freezing cold 19.8°F (-6.8°C) in February, to a cold 35.1°F (1.7°C). Weather in March »

April in Casselton, North Dakota, is a cool spring month, with temperature in the range of an average high of 51.1°F (10.6°C) and an average low of 35.8°F (2.1°C). In Casselton, the average high-temperature in April soars, from a wintry 35.1°F (1.7°C) in March, to a cool 51.1°F (10.6°C). Weather in April »

The last month of the spring, May, is an enjoyable month in Casselton, North Dakota, with average temperature fluctuating between 48.6°F (9.2°C) and 65.7°F (18.7°C). In Casselton, North Dakota, the average high-temperature in May increases considerably, from a fresh 51.1°F (10.6°C) in April, to an enjoyable 65.7°F (18.7°C). Weather in May »

The first month of the summer, June, is a warm month in Casselton, North Dakota, with average temperature ranging between min 56.8°F (13.8°C) and max 74.5°F (23.6°C). In Casselton, the average high-temperature in June marginally rises, from an enjoyable 65.7°F (18.7°C) in May, to a moderately hot 74.5°F (23.6°C). Weather in June »

July, the same as June, is another warm summer month in Casselton, North Dakota, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 80.8°F (27.1°C). July and August, with an average high-temperature of 80.8°F (27.1°C), are the warmest months. The average heat index in July is evaluated at 84.4°F (29.1°C). Weather in July »

August, the last month of the summer, in Casselton, is also a moderately hot month, with average temperature fluctuating between 80.8°F (27.1°C) and 59.5°F (15.3°C). The warmest months are July and August, with an average high-temperature of 80.8°F (27.1°C). The average heat index is estimated at 83.1°F (28.4°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Casselton, North Dakota, with average temperature varying between 52.7°F (11.5°C) and 71.8°F (22.1°C). In September, the average high-temperature decreases, from a warm 80.8°F (27.1°C) in August, to a pleasant 71.8°F (22.1°C). Weather in September »

October, the same as September, is a cool autumn month in Casselton, North Dakota, with average temperature fluctuating between 40.5°F (4.7°C) and 54°F (12.2°C). In October, the average high-temperature plummets, from an agreeable 71.8°F (22.1°C) in September, to a fresh 54°F (12.2°C). Weather in October »

The last month of the autumn, November, is also a wintry month in Casselton, North Dakota, with average temperature varying between 26.1°F (-3.3°C) and 37.6°F (3.1°C). In Casselton, the average high-temperature in November plummets, from a cool 54°F (12.2°C) in October, to a cold 37.6°F (3.1°C). Weather in November »

December, the first month of the winter, in Casselton, is also a subzero cold month, with average temperature fluctuating between 20.8°F (-6.2°C) and 10.4°F (-12°C). In December, the average high-temperature declines considerably, from a wintry 37.6°F (3.1°C) in November, to a freezing cold 20.8°F (-6.2°C). Weather in December »

What is the coldest month in Casselton?

The coldest month is January, with an average high-temperature of 16.7°F (-8.5°C) and an average low-temperature of 3.2°F (-16°C).

What is the most humid month in Casselton?

The most humid month in Casselton, North Dakota, is January, with an average relative humidity of 91%.

How much does it rain in Casselton?

Throughout the year, in Casselton, North Dakota, there are 102.6 rainfall days, and 17.8" (452mm) of precipitation is accumulated.

What is the driest month in Casselton?

January is the month with the least rainfall. Rain falls for 2.5 days and accumulates 0.55" (14mm) of precipitation.

When does it snow in Casselton?

January through May, October through December are months with snowfall in Casselton.

How many days does it snow in Casselton?

Throughout the year, in Casselton, there are 67 snowfall days, and 18.03" (458mm) of snow is accumulated.

What is the month with the least sunshine in Casselton?

Months with the least sunshine are January and December, with an average of 3.5h of sunshine.

What are the months with the lowest UV index in Casselton?

Months with the lowest UV index in Casselton, North Dakota, are January, February, November and December, with an average maximum UV index of 1.

What is the wettest month in Casselton?

The month with the most rainfall in Casselton is June when the rain falls for 15.9 days and typically aggregates up to 3.46" (88mm) of precipitation.

When it does not snow in Casselton?

June through September are months without snowfall in Casselton, North Dakota.

When are the longest days in Casselton?

The month with the longest days in Casselton, North Dakota, is June, with an average of 15.8h of daylight.

When is the highest UV index in Casselton?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What is the warmest month in Casselton?

Warmest months are July and August, with an average high-temperature of 80.8°F (27.1°C).

What month has the most sunshine in Casselton?

The month with the most sunshine is July, with an average of 10.9h of sunshine.

What is the least humid month in Casselton?

September is the least humid month, with an average relative humidity of 62%.

When does it snow the most in Casselton?

December is the month with the most snowfall. Snow falls for 15.6 days and accumulates 3.74" (95mm) of snow.

What is the month with the shortest days in Casselton?

With an average of 8.6h of daylight, December has the shortest days of the year.
Average temperature - Casselton, ND
Average humidity - Casselton, ND
Average rainfall - Casselton, ND
Average rainfall days - Casselton, ND

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (1.9 days).

Average snowfall - Casselton, ND
Average snowfall days - Casselton, ND

The month with the highest number of snowfall days is December (15.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Casselton, ND

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

The month with the most sunshine is July (Average sunshine: 10.9h).
Months with the least sunshine are January and December (Average sunshine: 3.5).

Average UV index - Casselton, ND