January weather forecast
Emerson, IA

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Weather in January

January, like December, is another subzero cold winter month in Emerson, Iowa, with an average temperature ranging between min 16.7°F (-8.5°C) and max 30°F (-1.1°C).

Temperature

Emerson's temperature records reveal January as the coldest month, marked by average highs of 30°F (-1.1°C) and lows of 16.7°F (-8.5°C).

Humidity

January is the most humid month, with an average relative humidity of 81%.

Rainfall

The months with the least rainfall are January and February Rain falls for 3.6 days and accumulates 0.63" (16mm) of rain.

Snowfall

Months with snowfall are January through April, October through December. The month with the most snowfall is January, when snow falls for 7.9 days and typically aggregates up to 2.68" (68mm) of snow.

Daylight

The average length of the day in January in Emerson, Iowa, is 9h and 38min.
On the first day of the month, sunrise is at 7:46 am and sunset at 5:03 pm. On the last day of January, sunrise is at 7:33 am and sunset at 5:36 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.6h of sunshine.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 2 in January leads to these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

With its average high temperature of 30°F (-1.1°C) and a low of 16.7°F (-8.5°C), January is regarded as the coldest month.

How cold is January?

The high-temperature, in January, in Emerson, is 30°F (-1.1°C), while the low-temperature averages to 16.7°F (-8.5°C).

What is the most humid month in Emerson?

With an average relative humidity of 81%, January is the most humid month.

What is the average humidity in January?

In January, the average relative humidity is 81%.

What is the driest month?

January and February are months with the least rain when the rain falls for 3.6 days and typically aggregates up to 0.63" (16mm) of rain.

How many days does it rain in January in Emerson?

In Emerson, in January, during 3.6 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 7.9 days and typically aggregates up to 2.68" (68mm) of snow.

How much does it snow in January?

In Emerson, during January, snow falls for 7.9 days and regularly aggregates up to 2.68" (68mm) of snow.

How many hours of daylight does Emerson have in January?

The average day length in January is 9h and 38min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:36 pm CST.

What is the month with the least sunshine in Emerson?

With an average of 4.6h of sunshine, January has the least sunshine of the year in Emerson.

How long on average sun shines in January?

In January, the average sunshine duration is 4.6h.

What are the months with the lowest UV index?

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

What is the UV index reading in January?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
Emerson, IA

Average temperature in January - Emerson, IA
  • Average high temperature in January: 30°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in January: 16.7°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in January
Emerson, IA

Average pressure in January - Emerson, IA
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in January
Emerson, IA

Average wind speed in January - Emerson, IA
  • Average wind speed in January: 10mph

The windiest months (with the highest average wind speed) are March and April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in January
Emerson, IA

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

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (68%).

Average rainfall in January
Emerson, IA

Average rainfall in January - Emerson, IA
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is June (4.06").
The driest months (with the least rainfall) are January and February (0.63").

Average rainfall days in January
Emerson, IA

Average rainfall days in January - Emerson, IA
  • Average rainfall days in January: 3.6 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in January
Emerson, IA

Average snowfall in January - Emerson, IA
  • Average snowfall in January: 2.68"

The month with the highest snowfall is January (2.68").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Emerson, IA

Average snowfall days in January - Emerson, IA
  • Average snowfall days in January: 7.9 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in January
Emerson, IA

Average sunshine days in January - Emerson, IA
  • Average sunshine days in January: 20.4 days

The month with the most sunshine days is December (23.1 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in January
Emerson, IA

Average UV index in January - Emerson, 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, October, November and December (UV index 2).

Average cloud cover in January
Emerson, IA

Average cloud cover in January - Emerson, IA
  • Average cloud cover in January: 50

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in January
Emerson, IA

Average visibility in January - Emerson, 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).

Emerson, Iowa, USA

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