January weather forecast
Kansas City, MO

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Panorama of Kansas City, Missouri in the US, with an old statue of a scout boy looking towards the city
Panorama of Kansas City, Missouri in the US, with an old statue of a scout boy looking towards the city

Weather in January

In Kansas City, the year kicks off with a cold month where the mercury often plummets to an average low of 22.4°F (-5.3°C). The stark winter conditions yield a sparse amount of sunlight, making it one of the darkest months, with daylight limited to roughly 9.8 hours. Humidity levels are average, and the propensity for snowfall makes it an idyllic winter scene. As the snow gently blankets the city, residents take advantage of the snowfall for winter pastimes. By the end of January, people are acclimated to the cold and eagerly anticipate the upcoming change.

Temperature

The coldest time of the year in Kansas City is January, with temperatures averaging a high of 39.6°F (4.2°C) and a low of 22.5°F (-5.3°C).

Humidity

In Kansas City, the average relative humidity in January is 68.8%.

Rainfall

The month with the least rainfall is January, when the rain falls for 4.8 days and typically collects 1.14" (29mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In January, it is snowing for 2.5 days. Throughout January, 4.09" (104mm) of snow is accumulated. Throughout the year, there are 8.3 snowfall days, and 13.39" (340mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 47min.
On the first day of January, sunrise is at 7:37 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:37 pm CST.

Sunshine

In Kansas City, the average sunshine in January is 5.9h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Kansas City. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Kansas City?

January, on average, is the coldest month, registering a high temperature of 39.6°F (4.2°C) and a low of 22.5°F (-5.3°C).

Is it cold in Kansas City during January?

The average high-temperature, in January, in Kansas City, is 39.6°F (4.2°C), while the average low-temperature is 22.5°F (-5.3°C).

What is the average humidity in January in Kansas City?

The average relative humidity in January is 68.8%.

What is the driest month in Kansas City?

January is the month with the least rainfall in Kansas City. Rain falls for 4.8 days and accumulates 1.14" (29mm) of precipitation.

How much does it rain in Kansas City in January?

In Kansas City, during January, the rain falls for 4.8 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How much does it snow in Kansas City in January?

In January, in Kansas City, Missouri, it is snowing for 2.5 days. Throughout January, 4.09" (104mm) of snow is accumulated.

What is the average length of the day in January in Kansas City?

In Kansas City, Missouri, the average day length in January is 9h and 47min.

When are sunrise and sunset in January in Kansas City?

On the first day of January, sunrise is at 7:37 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:37 pm CST.

How long on average sun shines in January in Kansas City?

The average sunshine duration in January in Kansas City is 5.9h.

When is the lowest UV index in Kansas City?

January 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 Kansas City?

In January, the average daily maximum UV index in Kansas City is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in January
Kansas City, MO

Average temperature in January - Kansas City, MO
  • Average high temperature in January: 39.5°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (39.5°F).

  • Average low temperature in January: 22.4°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (22.4°F).

Average humidity in January
Kansas City, MO

Average humidity in January - Kansas City, MO
  • Average humidity in January: 68.8%

The month with the highest relative humidity is December (71%).
The month with the lowest relative humidity is April (62.9%).

Average rainfall in January
Kansas City, MO

Average rainfall in January - Kansas City, MO
  • Average rainfall in January: 1.1"

The wettest month (with the highest rainfall) is June (5.5").
The driest month (with the least rainfall) is January (1.1").

Average rainfall days in January
Kansas City, MO

Average rainfall days in January - Kansas City, MO
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (11 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in January
Kansas City, MO

Average snowfall in January - Kansas City, MO
  • Average snowfall in January: 4.1"

The month with the highest snowfall is December (4.4").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Kansas City, MO

Average snowfall days in January - Kansas City, MO
  • Average snowfall days in January: 2.5 days

The months with the highest number of snowfall days are January and December (2.5 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
Kansas City, MO

Average daylight in January / Average sunshine in January - Kansas City, MO
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average UV index in January
Kansas City, MO

Average UV index in January - Kansas City, MO
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).

Kansas City, Missouri, USA

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