January weather forecastArcola, MO

January

Weather in January

January, like December, in Arcola, Missouri, is an icy winter month, with an average temperature fluctuating between 26.2°F (-3.2°C) and 41.5°F (5.3°C).

Temperature

January tends to be the coldest month, with temperatures averaging a daily high of 41.5°F (5.3°C) and a low of 26.2°F (-3.2°C).

Humidity

The average relative humidity in January is 73%.

Rainfall

In January, the rain falls for 6.8 days. Throughout January, 1.61" (41mm) of precipitation is accumulated. In Arcola, during the entire year, the rain falls for 151.3 days and collects up to 33.39" (848mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In January, it is snowing for 4.8 days. Throughout January, 1.89" (48mm) of snow is accumulated. Throughout the year, there are 16.1 snowfall days, and 6.97" (177mm) of snow is accumulated.

Daylight

In Arcola, the average length of the day in January is 9h and 55min.
On the first day of the month, sunrise is at 7:30 am and sunset at 5:07 pm. On the last day of January, sunrise is at 7:19 am and sunset at 5:37 pm CST.

Sunshine

With an average of 5.3h of sunshine, January has the least sunshine of the year.

UV index

January, February 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 minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In January, a daily UV index of 2 turns into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The coldest temperatures occur during January, when averages reach a peak of 41.5°F (5.3°C) and a low of 26.2°F (-3.2°C).

In January, the average high-temperature and low-temperature are 41.5°F (5.3°C) and 26.2°F (-3.2°C) respectively.

The average relative humidity in January is 73%.

In January, the rain falls for 6.8 days. Throughout January, 1.61" (41mm) of precipitation is accumulated.

In January, it is snowing for 4.8 days. Throughout January, 1.89" (48mm) of snow is accumulated.

The average day length in January is 9h and 55min.

On the first day of January in Arcola, sunrise is at 7:30 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:37 pm CST.

The month with the least sunshine in Arcola is January, with an average of 5.3h of sunshine.

The average sunshine duration in January is 5.3h.

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

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Arcola, MO

  • Average high temperature in January: 41.5°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in January: 26.2°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in January
Arcola, MO

  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Arcola, MO

  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in January
Arcola, MO

  • Average humidity in January: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Arcola, MO

  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is May (5.51").
The driest month (with the least rainfall) is December (1.54").

Average rainfall days in January
Arcola, MO

  • Average rainfall days in January: 6.8 days

The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and December (6.8 days).

Average snowfall in January
Arcola, MO

  • Average snowfall in January: 1.89"

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Arcola, MO

  • Average snowfall days in January: 4.8 days

The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in January: 9h and 54min

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

  • Average sunshine in January: 5h and 18min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in January
Arcola, MO

  • Average sunshine days in January: 19.9 days

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (11 days).

Average UV index in January
Arcola, MO

  • Average UV index in January: 2

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

Average cloud cover in January
Arcola, MO

  • Average cloud cover in January: 42

The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 26).

Average visibility in January
Arcola, 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).