January weather - Winter 2024 - Jefferson City, MO

Weather in January
Frequently asked questions
Average temperature in January
Average pressure in January
Average wind speed in January
Average humidity in January
Average rainfall in January
Average rainfall days in January
Average snowfall in January
Average snowfall days in January
Average daylight in January
Average sunshine in January
Average sunshine days in January
Average UV index in January
Average cloud cover in January
Average visibility in January

The State Capitol building surrounded by a beautiful park in Jefferson City, Missouri

Weather in January

Jefferon City enters the New Year with a decidedly mild winter feel. The lowest temperature touches upon 24.3°F (-4.3°C), standing as a testament to the climatic swings. There's something serene about the frequency of snowfall days, making it the city's third snowiest month with an average of five days. Not forgetting the quiet charm lent by the significantly long nights, well balanced with a not too extravagant nine hours of daylight. All in all, January ushers in the spirit of winter in its modest and unimposing manner.

Temperature

Jefferson City's coldest month, January, registers temperatures that range from a high of 38.5°F (3.6°C) to a low of 24.3°F (-4.3°C).

Humidity

In January, the average relative humidity is 75%.

Rainfall

In Jefferson City, during January, the rain falls for 4 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Jefferson City, during the entire year, the rain falls for 93.7 days and collects up to 9.29" (236mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. The month with the most snowfall in Jefferson City is January, when snow falls for 5.2 days and typically aggregates up to 0.71" (18mm) of snow.

Daylight

In January, the average length of the day is 9h and 50min.
On the first day of January in Jefferson City, sunrise is at 7:26 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:29 pm CST.

Sunshine

In January, the average sunshine in Jefferson City is 4.9h.

UV index

The months with the lowest UV index in Jefferson City, Missouri, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

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Frequently asked questions

What is the coldest month in Jefferson City?

The coldest period in Jefferson City is January, when temperatures fluctuate between an average high of 38.5°F (3.6°C) and a low of 24.3°F (-4.3°C).

Is it cold in Jefferson City during January?

In Jefferson City, in January, the average high-temperature is 38.5°F (3.6°C), and the average low-temperature is 24.3°F (-4.3°C).

What is the average humidity in January in Jefferson City?

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

How many days does it rain in January in Jefferson City?

In Jefferson City, Missouri, in January, during 4 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

What is the snowiest month in Jefferson City?

The month with the most snowfall is January, when snow falls for 5.2 days and typically aggregates up to 0.71" (18mm) of snow.

How many days does it snow in January in Jefferson City?

In January, in Jefferson City, Missouri, it is snowing for 5.2 days. Throughout January, 0.71" (18mm) of snow is accumulated.

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

In January, the average day length in Jefferson City is 9h and 50min.

When are sunrise and sunset in January in Jefferson City?

On the first day of January in Jefferson City, sunrise is at 7:26 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:29 pm CST.

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

In January, the average sunshine duration in Jefferson City is 4.9h.

When is the lowest UV index in Jefferson City?

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

What is the UV index intensity in January in Jefferson City?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

42.8°F 6°C

38.5°F 3.6°C

43°F 6.1°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9mph 14.5km/h

9.4mph 15.1km/h

9.3mph 15km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

23.7

24.3

19.3

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Jefferson City, MO

Average high temperature in January: 38.5°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (38.5°F).

Average low temperature in January: 24.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in January
Jefferson City, MO

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 (29.92"Hg).

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Average wind speed in January
Jefferson City, MO

Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in January
Jefferson City, MO

Average humidity in January: 75%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
Jefferson City, MO

Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (1.3").
The driest month (with the least rainfall) is November (0.47").

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Average rainfall days in January
Jefferson City, MO

Average rainfall days in January: 4 days

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is January (4 days).

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Average snowfall in January
Jefferson City, MO

Average snowfall in January: 0.71"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Jefferson City, MO

Average snowfall days in January: 5.2 days

The month with the highest number of snowfall days is January (5.2 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
Jefferson City, MO

Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

Average sunshine in January: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Jefferson City, MO

Average sunshine days in January: 24.3 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (16.7 days).

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Average UV index in January
Jefferson City, MO

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
Jefferson City, MO

Average cloud cover in January: 48

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in January
Jefferson City, MO

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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January weather forecast
Jefferson City, MO

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