January weather forecast
Slater, MO

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Weather in January

January, the same as December, is a wintry winter month in Slater, Missouri, with an average temperature varying between 22.5°F (-5.3°C) and 35.8°F (2.1°C).

Temperature

January, marked by an average high-temperature of 35.8°F (2.1°C) and a low-temperature of 22.5°F (-5.3°C), is the coldest month.

Humidity

In January, the average relative humidity is 75%.

Rainfall

January is the month with the least rainfall. Rain falls for 6.3 days and accumulates 1.26" (32mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Slater. In Slater, during January, snow falls for 7.5 days and regularly aggregates up to 3.15" (80mm) of snow. Throughout the year, there are 24.7 snowfall days, and 10.83" (275mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 47min.
On the first day of the month, sunrise is at 7:31 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:20 am and sunset at 5:31 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.8h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 2 in January leads to these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Aug 28, 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 35.8°F (2.1°C) and an average low-temperature of 22.5°F (-5.3°C), January is the coldest month.

How cold is it in January?

The high-temperature, in January, in Slater, is 35.8°F (2.1°C), while the low-temperature averages to 22.5°F (-5.3°C).

What is the average humidity in January?

In January, the average relative humidity is 75%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 6.3 days and typically collects 1.26" (32mm) of precipitation.

How many days does it rain in January?

In Slater, during January, the rain falls for 6.3 days and regularly aggregates up to 1.26" (32mm) of precipitation.

How many days does it snow in January?

In Slater, in January, during 7.5 snowfall days, 3.15" (80mm) of snow is typically accumulated.

What is the average length of the day in January?

In January, the average day length is 9h and 47min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:31 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.8h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 4.8h.

When is the lowest UV index?

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

How high is the UV index in January?

In Slater, 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
Slater, MO

Average temperature in January - Slater, MO
  • Average high temperature in January: 35.8°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in January
Slater, MO

Average pressure in January - Slater, 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 (29.91"Hg).

Average wind speed in January
Slater, MO

Average wind speed in January - Slater, MO
  • Average wind speed in January: 9.7mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

Average humidity in January
Slater, MO

Average humidity in January - Slater, MO
  • Average humidity in January: 75%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Slater, MO

Average rainfall in January - Slater, MO
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is January (1.26").

Average rainfall days in January
Slater, MO

Average rainfall days in January - Slater, MO
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (6.2 days).

Average snowfall in January
Slater, MO

Average snowfall in January - Slater, MO
  • Average snowfall in January: 3.15"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Slater, MO

Average snowfall days in January - Slater, MO
  • Average snowfall days in January: 7.5 days

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Slater, 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: 4h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in January
Slater, MO

Average sunshine days in January - Slater, MO
  • Average sunshine days in January: 18.5 days

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in January
Slater, MO

Average UV index in January - Slater, 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).

Average cloud cover in January
Slater, MO

Average cloud cover in January - Slater, MO
  • Average cloud cover in January: 47

The months with the most cloud cover are January, February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in January
Slater, MO

Average visibility in January - Slater, 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).

Slater, Missouri, USA

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