January weather forecast and climate
Sumner, NE

Weather in January

January, the same as December, is a wintry winter month in Sumner, Nebraska, with temperature in the range of an average low of 21°F (-6.1°C) and an average high of 35.8°F (2.1°C).

Temperature

With an average high-temperature of 35.8°F (2.1°C) and an average low-temperature of 21°F (-6.1°C), January is the coldest month.

Humidity

With an average relative humidity of 75%, January is the most humid month in Sumner, Nebraska.

Rainfall

January is the month with the least rainfall. Rain falls for 4.8 days and accumulates 0.51" (13mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Sumner. In Sumner, in January, snow falls for 7.6 days, with typically accumulated 2.48" (63mm) of snow. In Sumner, during the entire year, snow falls for 31.7 days, and aggregates up to 14.69" (373mm) of snow.

Daylight

In January, the average length of the day is 9.6h.

Sunshine

The month with the least sunshine in Sumner, Nebraska, is January, with an average of 5.9h of sunshine.

UV index

Months with the lowest UV index in Sumner are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 2 in January transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Sumner?

With an average high-temperature of 35.8°F (2.1°C) and an average low-temperature of 21°F (-6.1°C), January is the coldest month in Sumner.

What is the temperature in January in Sumner?

The average high-temperature, in January, in Sumner, is 35.8°F (2.1°C), while the average low-temperature is 21°F (-6.1°C).

What is the most humid month in Sumner?

The most humid month is January, with an average relative humidity of 75%.

What is the average humidity in January in Sumner?

In January, the average relative humidity in Sumner is 75%.

How many days does it rain in January in Sumner?

In January, in Sumner, Nebraska, the rain falls for 4.8 days. Throughout January, 0.51" (13mm) of precipitation is accumulated.

What is the driest month in Sumner?

January is the month with the least rainfall in Sumner, Nebraska. Rain falls for 4.8 days and accumulates 0.51" (13mm) of precipitation.

How much does it snow in Sumner in January?

In Sumner, Nebraska, in January, snow falls for 7.6 days, with typically accumulated 2.48" (63mm) of snow.

What is the average length of the day in January in Sumner?

In January, the average length of the day in Sumner is 9.6h.

What is the month with the least sunshine in Sumner?

The month with the least sunshine is January, with an average of 5.9h of sunshine.

How many hours of sunshine does Sumner have in January?

In Sumner, Nebraska, the average sunshine in January is 5.9h.

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

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January in Sumner?

The average daily maximum UV index in January in Sumner, Nebraska, is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the UV radiation.

Average temperature in January
Sumner, NE

Average temperature in January - Sumner, NE
  • Average high temperature in January: 35.8°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in January: 21°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in January
Sumner, NE

Average pressure in January - Sumner, NE
  • Average pressure in January: 30.16"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in January
Sumner, NE

Average wind speed in January - Sumner, NE
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

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Average humidity in January
Sumner, NE

Average humidity in January - Sumner, NE
  • Average humidity in January: 75%

The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is October (58%).

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Average rainfall in January
Sumner, NE

Average rainfall in January - Sumner, NE
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in January
Sumner, NE

Average rainfall days in January - Sumner, NE
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (3.9 days).

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Average snowfall in January
Sumner, NE

Average snowfall in January - Sumner, NE
  • Average snowfall in January: 2.48"

The month with the highest snowfall is February (3.62").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Sumner, NE

Average snowfall days in January - Sumner, NE
  • Average snowfall days in January: 7.6 days

The month with the highest number of snowfall days is January (7.6 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Sumner, NE

Average daylight in January / Average sunshine in January - Sumner, NE
  • Average daylight in January: 9.6h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 5.9h

The month with the most sunshine is July (Average sunshine: 11.1h).
The month with the least sunshine is January (Average sunshine: 5.9h).

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Average sunshine days in January
Sumner, NE

Average sunshine days in January - Sumner, NE
  • Average sunshine days in January: 20.6 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in January
Sumner, NE

Average UV index in January - Sumner, NE
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Sumner, NE

Average cloud cover in January - Sumner, NE
  • Average cloud cover in January: 37

The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 22).

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Average visibility in January
Sumner, NE

Average visibility in January - Sumner, NE
  • Average visibility in January: 6mi

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

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