January weather forecast
Fairfax, MO

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Weather in January

January, the same as December, is a wintry winter month in Fairfax, Missouri, with an average temperature varying between 32.5°F (0.3°C) and 18.5°F (-7.5°C).

Temperature

The month of January, characterized by an average high of 32.5°F (0.3°C) and a low of 18.5°F (-7.5°C), is recognized as the coldest.

Humidity

The average relative humidity in January is 78%.

Rainfall

In Fairfax, Missouri, in January, during 3.9 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. In Fairfax, during the entire year, the rain falls for 120.8 days and collects up to 24.09" (612mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 6.7 days and typically aggregates up to 3.03" (77mm) of snow.

Daylight

In January, the average length of the day is 9h and 41min.
On the first day of the month, sunrise is at 7:44 am and sunset at 5:05 pm. On the last day of January, in Fairfax, sunrise is at 7:31 am and sunset at 5:38 pm CST.

Sunshine

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

UV index

The months with the lowest UV index in Fairfax are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What month is the coldest in Fairfax?

The coldest time of the year is January, with temperatures averaging a high of 32.5°F (0.3°C) and a low of 18.5°F (-7.5°C).

How cold is it in Fairfax in January?

January temperatures vary between a high-temperature of 32.5°F (0.3°C) and a low-temperature of 18.5°F (-7.5°C).

What is the average humidity in January in Fairfax?

The average relative humidity in January in Fairfax, Missouri, is 78%.

How much does it rain in Fairfax in January?

In Fairfax, Missouri, during January, the rain falls for 3.9 days and regularly aggregates up to 0.75" (19mm) of precipitation.

When does it snow the most in Fairfax?

The month with the most snowfall is January, when snow falls for 6.7 days and typically aggregates up to 3.03" (77mm) of snow.

How much does it snow in Fairfax in January?

In Fairfax, Missouri, in January, during 6.7 snowfall days, 3.03" (77mm) of snow is typically accumulated.

What is the average length of the day in January in Fairfax?

The average day length in January is 9h and 41min.

When is the sunrise / sunset in January in Fairfax?

On the first day of January in Fairfax, sunrise is at 7:44 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:38 pm CST.

What is the month with the least sunshine in Fairfax?

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 Fairfax?

In Fairfax, Missouri, the average sunshine duration in January is 4.8h.

What is the month with the lowest UV index in Fairfax?

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

What is the UV index intensity in January in Fairfax?

The average daily maximum UV index in January in Fairfax, Missouri, is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Fairfax, MO

Average temperature in January - Fairfax, MO
  • Average high temperature in January: 32.5°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 18.5°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in January
Fairfax, MO

Average pressure in January - Fairfax, 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 (29.87"Hg).

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Average wind speed in January
Fairfax, MO

Average wind speed in January - Fairfax, MO
  • Average wind speed in January: 9.8mph

The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in January
Fairfax, MO

Average humidity in January - Fairfax, MO
  • Average humidity in January: 78%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in January
Fairfax, MO

Average rainfall in January - Fairfax, MO
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is June (4.21").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in January
Fairfax, MO

Average rainfall days in January - Fairfax, MO
  • Average rainfall days in January: 3.9 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in January
Fairfax, MO

Average snowfall in January - Fairfax, MO
  • Average snowfall in January: 3.03"

The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Fairfax, MO

Average snowfall days in January - Fairfax, MO
  • Average snowfall days in January: 6.7 days

The months with the highest number of snowfall days are January and February (6.7 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
Fairfax, MO

Average daylight in January / Average sunshine in January - Fairfax, MO
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in January
Fairfax, MO

Average sunshine days in January - Fairfax, MO
  • Average sunshine days in January: 21 days

The months with the most sunshine days are November and December (21.5 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in January
Fairfax, MO

Average UV index in January - Fairfax, 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
Fairfax, MO

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

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in January
Fairfax, MO

Average visibility in January - Fairfax, 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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Fairfax, Missouri, USA

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