January weather forecast
Stuart, IA

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Weather in January

January, like December, is another subzero cold winter month in Stuart, Iowa, with an average temperature fluctuating between 14.5°F (-9.7°C) and 28°F (-2.2°C).

Temperature

Stuart's coldest weather arrives in January, when temperatures average a high of 28°F (-2.2°C) and a low of 14.5°F (-9.7°C).

Humidity

January and February, with an average relative humidity of 82%, are the most humid months in Stuart, Iowa.

Rainfall

January is the month with the least rainfall. Rain falls for 3.3 days and accumulates 0.55" (14mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Stuart. In Stuart, in January, snow falls for 8.8 days, with typically accumulated 2.32" (59mm) of snow. Throughout the year, in Stuart, there are 31.7 snowfall days, and 9.29" (236mm) of snow is accumulated.

Daylight

In Stuart, the average length of the day in January is 9h and 35min.
On the first day of the month, sunrise is at 7:43 am and sunset at 4:57 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:31 pm CST.

Sunshine

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

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 in January interprets into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January is the coldest month, exhibiting average temperatures of 28°F (-2.2°C) at the peak and 14.5°F (-9.7°C) at the base.

How cold is it in January?

The average high-temperature and low-temperature during January are 28°F (-2.2°C) and 14.5°F (-9.7°C) respectively.

What are the most humid months?

January and February, with an average relative humidity of 82%, are most humid months.

What is the average humidity in January?

The average relative humidity in January is 82%.

What is the driest month in Stuart?

The month with the least rainfall is January, when the rain falls for 3.3 days and typically collects 0.55" (14mm) of precipitation.

How many days does it rain in January in Stuart?

In Stuart, in January, it is raining for 3.3 days, with typically 0.55" (14mm) of accumulated precipitation.

How much does it snow in January?

In Stuart, in January, snow falls for 8.8 days, with typically accumulated 2.32" (59mm) of snow.

What is the average length of the day in January?

In Stuart, the average day length in January is 9h and 35min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:43 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:31 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

In Stuart, the average sunshine duration in January is 4.3h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January in Stuart?

In Stuart, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Stuart, IA

Average temperature in January - Stuart, IA
  • Average high temperature in January: 28°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in January: 14.5°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

Average pressure in January
Stuart, IA

Average pressure in January - Stuart, 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 (29.88"Hg).

Average wind speed in January
Stuart, IA

Average wind speed in January - Stuart, IA
  • Average wind speed in January: 10.6mph

The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in January
Stuart, IA

Average humidity in January - Stuart, IA
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Stuart, IA

Average rainfall in January - Stuart, IA
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in January
Stuart, IA

Average rainfall days in January - Stuart, IA
  • Average rainfall days in January: 3.3 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in January
Stuart, IA

Average snowfall in January - Stuart, IA
  • Average snowfall in January: 2.32"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Stuart, IA

Average snowfall days in January - Stuart, IA
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Stuart, 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 12min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in January
Stuart, IA

Average sunshine days in January - Stuart, IA
  • Average sunshine days in January: 19.9 days

The month with the most sunshine days is December (22 days).
The month with the least sunshine days is May (12.1 days).

Average UV index in January
Stuart, IA

Average UV index in January - Stuart, IA
  • Average UV index in January: 1

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Stuart, IA

Average cloud cover in January - Stuart, 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 and September (Cloud cover 30).

Average visibility in January
Stuart, IA

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

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

Stuart, Iowa, USA

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