January weather forecast
Briar, MO

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Weather in January

January, like December, is another chilly winter month in Briar, Missouri, with an average temperature varying between 29.5°F (-1.4°C) and 43.3°F (6.3°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 43.3°F (6.3°C) and as low as 29.5°F (-1.4°C).

Humidity

The average relative humidity in January is 73%.

Rainfall

In Briar, during January, the rain falls for 10 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Briar, during the entire year, the rain falls for 163.8 days and collects up to 39.06" (992mm) of precipitation.

Snowfall

January through March, October through December are months with snowfall. In Briar, in January, snow falls for 3.2 days, with typically accumulated 0.79" (20mm) of snow. In Briar, during the entire year, snow falls for 9.9 days and aggregates up to 4.57" (116mm) of snow.

Daylight

The average length of the day in January is 9h and 59min.
On the first day of January, sunrise is at 7:16 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:28 pm CST.

Sunshine

In January, the average sunshine is 5.3h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

With an average high-temperature of 43.3°F (6.3°C) and an average low-temperature of 29.5°F (-1.4°C), January is the coldest month.

How cold is January?

In Briar, in January, the average high-temperature is 43.3°F (6.3°C), and the average low-temperature is 29.5°F (-1.4°C).

What is the average humidity in January?

The average relative humidity in January is 73%.

How much does it rain in January?

In Briar, in January, it is raining for 10 days, with typically 2.56" (65mm) of accumulated precipitation.

How much does it snow in Briar in January?

In January, it is snowing for 3.2 days. Throughout January, 0.79" (20mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 59min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:16 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:28 pm CST.

How long on average sun shines in January?

The average sunshine duration in January is 5.3h.

When is the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat 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
Briar, MO

Average temperature in January - Briar, MO
  • Average high temperature in January: 43.3°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in January: 29.5°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in January
Briar, MO

Average pressure in January - Briar, 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 (29.93"Hg).

Average wind speed in January
Briar, MO

Average wind speed in January - Briar, MO
  • Average wind speed in January: 8.6mph

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in January
Briar, MO

Average humidity in January - Briar, MO
  • Average humidity in January: 73%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Briar, MO

Average rainfall in January - Briar, MO
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in January
Briar, MO

Average rainfall days in January - Briar, MO
  • Average rainfall days in January: 10 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (10 days).

Average snowfall in January
Briar, MO

Average snowfall in January - Briar, MO
  • Average snowfall in January: 0.79"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in January
Briar, MO

Average snowfall days in January - Briar, MO
  • Average snowfall days in January: 3.2 days

The month with the highest number of snowfall days is January (3.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Briar, MO

Average daylight in January / Average sunshine in January - Briar, MO
  • Average daylight in January: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in January
Briar, MO

Average sunshine days in January - Briar, MO
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in January
Briar, MO

Average UV index in January - Briar, MO
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in January
Briar, MO

Average cloud cover in January - Briar, MO
  • Average cloud cover in January: 43

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in January
Briar, MO

Average visibility in January - Briar, 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).

Briar, Missouri, USA

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