Monthly weather forecast and climate
Rolla, ND

Weather in January

January, the same as December, in Rolla, North Dakota, is another subzero cold winter month, with temperature in the range of an average low of 0.5°F (-17.5°C) and an average high of 14.2°F (-9.9°C). With an average high-temperature of 14.2°F (-9.9°C) and an average low-temperature of 0.5°F (-17.5°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter, in Rolla, is another freezing cold month, with average temperature varying between 0.9°F (-17.3°C) and 15.3°F (-9.3°C). In Rolla, North Dakota, the average high-temperature is essentially the same as in January - a still subzero cold 15.3°F (-9.3°C). Weather in February »

Weather in March

March, the first month of the spring, in Rolla, is still a freezing cold month, with average temperature fluctuating between 16.7°F (-8.5°C) and 30.7°F (-0.7°C). In March, the average high-temperature significantly increases, from 15.3°F (-9.3°C) in February, to a still freezing cold 30.7°F (-0.7°C). Weather in March »

Weather in April

April is a frosty spring month in Rolla, North Dakota, with temperature in the range of an average high of 46.6°F (8.1°C) and an average low of 31.5°F (-0.3°C). In April, the average high-temperature significantly increases, from a subzero cold 30.7°F (-0.7°C) in March, to a frosty 46.6°F (8.1°C). Weather in April »

Weather in May

May, the last month of the spring, in Rolla, is a comfortable month, with temperature in the range of an average low of 44.4°F (6.9°C) and an average high of 61.3°F (16.3°C). In May, the average high-temperature soars, from a chilly 46.6°F (8.1°C) in April, to an enjoyable 61.3°F (16.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Rolla, North Dakota, with average temperature varying between 53.4°F (11.9°C) and 70.7°F (21.5°C). In June, the average high-temperature increases, from an enjoyable 61.3°F (16.3°C) in May, to a pleasant 70.7°F (21.5°C). Weather in June »

Weather in July

July in Rolla, North Dakota, is a warm summer month, with average temperature varying between 57.2°F (14°C) and 77.4°F (25.2°C). In July, the average high-temperature slightly increases, from a pleasant 70.7°F (21.5°C) in June, to a moderately hot 77.4°F (25.2°C). Weather in July »

Weather in August

August, the last month of the summer, in Rolla, is also a moderately hot month, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 77.9°F (25.5°C). With an average high-temperature of 77.9°F (25.5°C) and an average low-temperature of 56.5°F (13.6°C), August is the warmest month. Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Rolla, North Dakota, with temperature in the range of an average high of 67.6°F (19.8°C) and an average low of 49.1°F (9.5°C). In September, the average high-temperature drops, from a warm 77.9°F (25.5°C) in August, to a comfortable 67.6°F (19.8°C). Weather in September »

Weather in October

October, the same as September, in Rolla, North Dakota, is another chilly autumn month, with average temperature varying between 49.8°F (9.9°C) and 36.3°F (2.4°C). In Rolla, the average high-temperature plummets, from a comfortable 67.6°F (19.8°C) in September, to a chilly 49.8°F (9.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Rolla, North Dakota, with average temperature fluctuating between 32.2°F (0.1°C) and 20.7°F (-6.3°C). In November, the average high-temperature declines considerably, from a chilly 49.8°F (9.9°C) in October, to a wintry 32.2°F (0.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Rolla, North Dakota, with average temperature varying between 5.9°F (-14.5°C) and 16.7°F (-8.5°C). In December, the average high-temperature significantly decreases, from a cold 32.2°F (0.1°C) in November, to a subzero cold 16.7°F (-8.5°C). Weather in December »
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FAQ

What is the coldest month in Rolla?

With an average high-temperature of 14.2°F (-9.9°C) and an average low-temperature of 0.5°F (-17.5°C), January is the coldest month.

What is the most humid month in Rolla?

With an average relative humidity of 93%, January is the most humid month in Rolla.

How much does it rain in Rolla?

In Rolla, North Dakota, during the entire year, the rain falls for 110.9 days and collects up to 17.95" (456mm) of precipitation.

When does it snow in Rolla?

Months with snowfall are January through May, October through December.

How much does it snow in Rolla?

Throughout the year, in Rolla, there are 86.8 snowfall days, and 23.78" (604mm) of snow is accumulated.

What is the month with the least sunshine in Rolla?

January has the least sunshine of the year, with an average of 3.1h of sunshine.

When is the lowest UV index in Rolla?

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the driest month in Rolla?

The month with the least rainfall in Rolla is February when the rain falls for 2 days and typically collects 0.43" (11mm) of precipitation.

What is the rainiest month in Rolla?

June is the month with the most rainfall in Rolla, North Dakota. Rain falls for 18.8 days and accumulates 3.27" (83mm) of precipitation.

When it does not snow in Rolla?

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

When are the longest days in Rolla?

The month with the longest days is June, with an average of 16.1h of daylight.

What are the months with the highest UV index in Rolla?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

What month has the most sunshine in Rolla?

The month with the most sunshine in Rolla, North Dakota, is July, with an average of 11h of sunshine.

What is the warmest month in Rolla?

The warmest month in Rolla is August, with an average high-temperature of 77.9°F (25.5°C) and an average low-temperature of 56.5°F (13.6°C).

What is the least humid month in Rolla?

The least humid month is August, with an average relative humidity of 60%.

When does it snow the most in Rolla?

The month with the most snowfall is November when snow falls for 12 days and typically aggregates up to 4.29" (109mm) of snow.

What is the month with the shortest days in Rolla?

December has the shortest days of the year in Rolla, with an average of 8.3h of daylight.

Average temperature
Rolla, ND

Average temperature - Rolla, ND

The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is January (14.2°F).

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).

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Average pressure
Rolla, ND

Average pressure - Rolla, ND

The month with the highest atmospheric pressure is February (30.17").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed
Rolla, ND

Average wind speed - Rolla, ND

The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

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Average rainfall
Rolla, ND

Average rainfall - Rolla, ND

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.43").

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Average rainfall days
Rolla, ND

Average rainfall days - Rolla, ND

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2 days).

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Average snowfall
Rolla, ND

Average snowfall - Rolla, ND

The month with the highest snowfall is November (4.29").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Rolla, ND

Average snowfall days - Rolla, ND

The month with the highest number of snowfall days is December (15.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Rolla, ND

Average daylight / Average sunshine - Rolla, ND

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.3h).

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 3.1h).

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Average sunshine days
Rolla, ND

Average sunshine days - Rolla, ND

The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is June (8.1 days).

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Average visibility
Rolla, ND

Average visibility - Rolla, ND

Months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, February, March and December (5mi).

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