Monthly weather forecast and climate
Sibley, ND

Weather in January

January, the same as December, in Sibley, North Dakota, is another subzero cold winter month, with average temperature fluctuating between 3.4°F (-15.9°C) and 17.1°F (-8.3°C). The coldest month is January, with an average high-temperature of 17.1°F (-8.3°C) and an average low-temperature of 3.4°F (-15.9°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Sibley, North Dakota, with average temperature ranging between max 19.2°F (-7.1°C) and min 5.9°F (-14.5°C). In February, the average high-temperature is practically the same as in January - a still subzero cold 19.2°F (-7.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Sibley, North Dakota, with average temperature fluctuating between 34.9°F (1.6°C) and 21°F (-6.1°C). In March, the average high-temperature significantly increases, from a subzero cold 19.2°F (-7.1°C) in February, to a cold 34.9°F (1.6°C). Weather in March »

Weather in April

April is a cool spring month in Sibley, North Dakota, with temperature in the range of an average high of 50°F (10°C) and an average low of 34.3°F (1.3°C). In April, the average high-temperature increases considerably, from a cold 34.9°F (1.6°C) in March, to a cool 50°F (10°C). Weather in April »

Weather in May

May, the last month of the spring, in Sibley, is a comfortable month, with temperature in the range of an average high of 64.6°F (18.1°C) and an average low of 46.9°F (8.3°C). In Sibley, the average high-temperature in May significantly increases, from a cool 50°F (10°C) in April, to an enjoyable 64.6°F (18.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Sibley, North Dakota, with average temperature varying between 73.4°F (23°C) and 55.9°F (13.3°C). In Sibley, North Dakota, the average high-temperature marginally rises, from an enjoyable 64.6°F (18.1°C) in May, to a moderately hot 73.4°F (23°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Sibley, North Dakota, with average temperature fluctuating between 80.6°F (27°C) and 60.6°F (15.9°C). July is the warmest month, with an average high-temperature of 80.6°F (27°C) and an average low-temperature of 60.6°F (15.9°C). The average heat index is appraised at 83.8°F (28.8°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Sibley, North Dakota, with temperature in the range of an average low of 59°F (15°C) and an average high of 80.2°F (26.8°C). In Sibley, the average high-temperature is relatively the same as in July - a still moderately hot 80.2°F (26.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Sibley, North Dakota, with average temperature varying between 51.4°F (10.8°C) and 70.7°F (21.5°C). In September, the average high-temperature drops, from a warm 80.2°F (26.8°C) in August, to a pleasant 70.7°F (21.5°C). Weather in September »

Weather in October

October, like September, in Sibley, North Dakota, is another fresh autumn month, with temperature in the range of an average low of 39°F (3.9°C) and an average high of 53.1°F (11.7°C). In Sibley, North Dakota, the average high-temperature in October significantly decreases, from an agreeable 70.7°F (21.5°C) in September, to a fresh 53.1°F (11.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Sibley, North Dakota, with average temperature fluctuating between 25.2°F (-3.8°C) and 36.9°F (2.7°C). In Sibley, the average high-temperature in November declines considerably, from a fresh 53.1°F (11.7°C) in October, to a wintry 36.9°F (2.7°C). Weather in November »

Weather in December

The first month of the winter, December, is still a freezing cold month in Sibley, North Dakota, with temperature in the range of an average low of 9.7°F (-12.4°C) and an average high of 20.3°F (-6.5°C). In December, the average high-temperature significantly decreases, from a cold 36.9°F (2.7°C) in November, to a freezing cold 20.3°F (-6.5°C). Weather in December »
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FAQ

What is the coldest month in Sibley?

With an average high-temperature of 17.1°F (-8.3°C) and an average low-temperature of 3.4°F (-15.9°C), January is the coldest month in Sibley, North Dakota.

What is the most humid month in Sibley?

January is the most humid month in Sibley, with an average relative humidity of 91%.

How many days does it rain in Sibley?

Throughout the year, there are 94.8 rainfall days, and 14.92" (379mm) of precipitation is accumulated.

What is the driest month in Sibley?

January is the month with the least rainfall in Sibley. Rain falls for 1.5 days and accumulates 0.39" (10mm) of precipitation.

When does it snow in Sibley?

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

How many days does it snow in Sibley?

Throughout the year, there are 64.2 snowfall days, and 15.04" (382mm) of snow is accumulated.

What is the month with the least sunshine in Sibley?

January has the least sunshine of the year in Sibley, with an average of 3.3h of sunshine.

What is the month with the lowest UV index in Sibley?

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

What is the wettest month in Sibley?

June is the month with the most rainfall. Rain falls for 15.5 days and accumulates 3.39" (86mm) of precipitation.

When it does not snow in Sibley?

June through September are months without snowfall in Sibley.

When are the longest days in Sibley?

The month with the longest days in Sibley is June, with an average of 15.9h of daylight.

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

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

What is the warmest month in Sibley?

With an average high-temperature of 80.6°F (27°C) and an average low-temperature of 60.6°F (15.9°C), July is the warmest month in Sibley, North Dakota.

What month has the most sunshine in Sibley?

With an average of 10.9h of sunshine, July has the most sunshine of the year in Sibley.

What is the least humid month in Sibley?

With an average relative humidity of 61%, August is the least humid month.

What is the snowiest month in Sibley?

The month with the most snowfall in Sibley is December when snow falls for 13.9 days and typically aggregates up to 3.11" (79mm) of snow.

What is the month with the shortest days in Sibley?

The month with the shortest days in Sibley is December, with an average of 8.6h of daylight.

Average pressure
Sibley, ND

Average pressure - Sibley, ND

The month with the highest atmospheric pressure is February (30.18").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed
Sibley, ND

Average wind speed - Sibley, ND

The windiest month (with the highest average wind speed) is October (11.4mph).
The calmest months (with the lowest average wind speed) are July and August (8.5mph).

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Average rainfall
Sibley, ND

Average rainfall - Sibley, ND

The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days
Sibley, ND

Average rainfall days - Sibley, ND

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is January (1.5 days).

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Average snowfall
Sibley, ND

Average snowfall - Sibley, ND

The month with the highest snowfall is December (3.11").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Sibley, ND

Average snowfall days - Sibley, ND

The month with the highest number of snowfall days is December (13.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Sibley, ND

Average daylight / Average sunshine - Sibley, ND

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.6h).

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is January (Average sunshine: 3.3h).

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Average sunshine days
Sibley, ND

Average sunshine days - Sibley, ND

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index
Sibley, ND

Average UV index - Sibley, ND

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 1).

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Average visibility
Sibley, ND

Average visibility - Sibley, ND

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

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