January weather forecast
Fairfield, OK

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Weather in January

January, the same as December, in Fairfield, Oklahoma, is another chilly winter month, with an average temperature varying between 45.9°F (7.7°C) and 29.8°F (-1.2°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 45.9°F (7.7°C) and as low as 29.8°F (-1.2°C).

Humidity

In Fairfield, the average relative humidity in January is 72%.

Rainfall

In Fairfield, during January, the rain falls for 8.2 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Fairfield, during the entire year, the rain falls for 151.2 days and collects up to 34.76" (883mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Fairfield. In January, it is snowing for 2.8 days. Throughout January, 0.79" (20mm) of snow is accumulated. In Fairfield, Oklahoma, during the entire year, snow falls for 9.5 days and aggregates up to 3.86" (98mm) of snow.

Daylight

The average length of the day in January is 10h and 4min.
On the first day of January, sunrise is at 7:28 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:44 pm CST.

Sunshine

January and December, with an average of 5.5h of sunshine, are months with the least sunshine in Fairfield.

UV index

In Fairfield, the average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 3 in January translates into these instructions:
Take precautions - Protection against skin and eye damage is obliged. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the coldest months in Fairfield?

January brings the lowest temperatures, with an average high of 45.9°F (7.7°C) and an average low of 29.8°F (-1.2°C).

What are the temperatures in Fairfield in January?

The average high-temperature, in January, in Fairfield, is 45.9°F (7.7°C), while the average low-temperature is 29.8°F (-1.2°C).

What is the average humidity in January in Fairfield?

In Fairfield, the average relative humidity in January is 72%.

How much does it rain in Fairfield in January?

In Fairfield, in January, during 8.2 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

How many days does it snow in January in Fairfield?

In January, in Fairfield, Oklahoma, it is snowing for 2.8 days. Throughout January, 0.79" (20mm) of snow is accumulated.

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

In January, the average day length is 10h and 4min.

What time are sunrise and sunset in January in Fairfield?

On the first day of January, sunrise is at 7:28 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:44 pm CST.

What is the month with the least sunshine in Fairfield?

January and December, with an average of 5.5h of sunshine, are months with the least sunshine in Fairfield.

How many hours of sunshine does Fairfield have in January?

The average sunshine duration in January in Fairfield, Oklahoma, is 5.5h.

How high is the UV index in January in Fairfield?

In Fairfield, the average daily maximum UV index in January is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe 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
Fairfield, OK

Average temperature in January - Fairfield, OK
  • Average high temperature in January: 45.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (45.9°F).

  • Average low temperature in January: 29.8°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in January
Fairfield, OK

Average pressure in January - Fairfield, OK
  • 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).

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Average wind speed in January
Fairfield, OK

Average wind speed in January - Fairfield, OK
  • Average wind speed in January: 8.4mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in January
Fairfield, OK

Average humidity in January - Fairfield, OK
  • Average humidity in January: 72%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in January
Fairfield, OK

Average rainfall in January - Fairfield, OK
  • Average rainfall in January: 2.28"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in January
Fairfield, OK

Average rainfall days in January - Fairfield, OK
  • Average rainfall days in January: 8.2 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in January
Fairfield, OK

Average snowfall in January - Fairfield, OK
  • Average snowfall in January: 0.79"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Fairfield, OK

Average snowfall days in January - Fairfield, OK
  • Average snowfall days in January: 2.8 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Fairfield, OK

Average daylight in January / Average sunshine in January - Fairfield, OK
  • Average daylight in January: 10h and 1min

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 48min).

  • Average sunshine in January: 5h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

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Average sunshine days in January
Fairfield, OK

Average sunshine days in January - Fairfield, OK
  • Average sunshine days in January: 19.7 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in January
Fairfield, OK

Average UV index in January - Fairfield, OK
  • Average UV index in January: 3

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).

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Average cloud cover in January
Fairfield, OK

Average cloud cover in January - Fairfield, OK
  • Average cloud cover in January: 38

The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in January
Fairfield, OK

Average visibility in January - Fairfield, OK
  • 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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Fairfield, Oklahoma, USA

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