January weather forecast
Denmark, IA

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Weather in January

January, the same as December, in Denmark, Iowa, is a freezing cold winter month, with temperature in the range of an average high of 30.4°F (-0.9°C) and an average low of 18.5°F (-7.5°C).

Temperature

Denmark witnesses the coldest weather in January, with temperatures averaging a high of 30.4°F (-0.9°C) and a low of 18.5°F (-7.5°C).

Humidity

In Denmark, Iowa, the average relative humidity in January is 81%.

Rainfall

January and December are months with the least rain when the rain falls for 3.7 days and typically aggregates up to 0.47" (12mm) of rain.

Snowfall

Months with snowfall in Denmark are January through April, October through December. January is the month with the most snowfall in Denmark. Snow falls for 7.7 days and accumulates 1.1" (28mm) of snow.

Daylight

The average length of the day in January in Denmark is 9h and 39min.
On the first day of January, sunrise is at 7:29 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:21 pm CST.

Sunshine

The month with the least sunshine in Denmark, Iowa, is January, with an average of 4.3h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 2 during January leads to these instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Around midday, solar radiation is most harmful; hence, exposure should be limited. To cut down UV radiation exposure by about half, sport a wide-brim hat. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What time of the year is the coldest in Denmark?

Temperature readings in Denmark reach their annual highs in January, averaging 30.4°F (-0.9°C) and a minimum average of 18.5°F (-7.5°C).

How cold is it in Denmark in January?

Denmark in January has an average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18.5°F (-7.5°C).

What is the average humidity in January in Denmark?

In January, the average relative humidity in Denmark is 81%.

What is the driest month in Denmark?

The months with the least rainfall are January and December Rain falls for 3.7 days and accumulates 0.47" (12mm) of rain.

How much does it rain in Denmark in January?

In Denmark, in January, it is raining for 3.7 days, with typically 0.47" (12mm) of accumulated precipitation.

What is the snowiest month in Denmark?

January is the month with the most snowfall in Denmark. Snow falls for 7.7 days and accumulates 1.1" (28mm) of snow.

How many days does it snow in January in Denmark?

In Denmark, Iowa, during January, snow falls for 7.7 days and regularly aggregates up to 1.1" (28mm) of snow.

How many hours of daylight does Denmark have in January?

In January, the average day length is 9h and 39min.

When is the sunrise / sunset in January in Denmark?

In January, on the first day of the month, sunrise is at 7:29 am and sunset at 4:48 pm. On the last day of the month, in Denmark, Iowa, sunrise is at 7:16 am and sunset at 5:21 pm CST.

What is the month with the least sunshine in Denmark?

January has the least sunshine of the year in Denmark, Iowa, with an average of 4.3h of sunshine.

How long on average sun shines in January in Denmark?

The average sunshine duration in January in Denmark, Iowa, is 4.3h.

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

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

How high is the UV index in January in Denmark?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Denmark, IA

Average temperature in January - Denmark, IA
  • Average high temperature in January: 30.4°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in January: 18.5°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in January
Denmark, IA

Average pressure in January - Denmark, IA
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Denmark, IA

Average wind speed in January - Denmark, IA
  • Average wind speed in January: 10.4mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

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Average humidity in January
Denmark, IA

Average humidity in January - Denmark, IA
  • Average humidity in January: 81%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in January
Denmark, IA

Average rainfall in January - Denmark, IA
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is May (1.46").
The driest months (with the least rainfall) are January and December (0.47").

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Average rainfall days in January
Denmark, IA

Average rainfall days in January - Denmark, IA
  • Average rainfall days in January: 3.7 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (3.5 days).

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Average snowfall in January
Denmark, IA

Average snowfall in January - Denmark, IA
  • Average snowfall in January: 1.1"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Denmark, IA

Average snowfall days in January - Denmark, IA
  • Average snowfall days in January: 7.7 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Denmark, IA

Average daylight in January / Average sunshine in January - Denmark, IA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in January
Denmark, IA

Average sunshine days in January - Denmark, IA
  • Average sunshine days in January: 21.8 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is May (14 days).

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Average UV index in January
Denmark, IA

Average UV index in January - Denmark, IA
  • Average UV index in January: 2

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

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Average cloud cover in January
Denmark, IA

Average cloud cover in January - Denmark, IA
  • Average cloud cover in January: 54

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 28).

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Average visibility in January
Denmark, IA

Average visibility in January - Denmark, IA
  • Average visibility in January: 6mi

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

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Denmark, Iowa, USA

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