January weather forecast
Custer City, OK

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Weather in January

January, like December, is a frosty winter month in Custer City, Oklahoma, with temperature in the range of an average low of 30.6°F (-0.8°C) and an average high of 48.7°F (9.3°C).

Temperature

In Custer City, January records the lowest average temperatures, peaking at 48.7°F (9.3°C) and reaching a low of 30.6°F (-0.8°C).

Humidity

The average relative humidity in January is 61%.

Rainfall

January, February and December are months with the least rain when the rain falls for 3.8 days and typically aggregates up to 0.83" (21mm) of rain.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 2 days and typically aggregates up to 1.57" (40mm) of snow.

Daylight

The average length of the day in January in Custer City is 10h and 4min.
On the first day of January, sunrise is at 7:45 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:01 pm CST.

Sunshine

In Custer City, the average sunshine in January is 6.6h.

UV index

In Custer City, the average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 3 in January translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What time of the year is the coldest?

In Custer City, the lowest temperatures are generally noted in January, averaging a high of 48.7°F (9.3°C) and a low of 30.6°F (-0.8°C).

What is the temperature in January?

An average high-temperature, in January, in Custer City, is 48.7°F (9.3°C) and the average low-temperature is 30.6°F (-0.8°C).

What is the average humidity in January?

In Custer City, the average relative humidity in January is 61%.

What is the driest month?

The months with the least rainfall are January, February and December Rain falls for 3.8 days and accumulates 0.83" (21mm) of rain.

How many days does it rain in January?

In Custer City, during January, the rain falls for 3.8 days and regularly aggregates up to 0.83" (21mm) of precipitation.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 2 days and typically aggregates up to 1.57" (40mm) of snow.

How many days does it snow in January?

In Custer City, during January, snow falls for 2 days and regularly aggregates up to 1.57" (40mm) of snow.

What is the average length of the day in January?

In Custer City, Oklahoma, the average day length in January is 10h and 4min.

When is the sunrise / sunset in January?

On the first day of January in Custer City, sunrise is at 7:45 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:01 pm CST.

How long on average sun shines in January?

The average sunshine duration in January is 6.6h.

What is the UV index reading in January?

In January, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Custer City, OK

Average temperature in January - Custer City, OK
  • Average high temperature in January: 48.7°F

The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in January: 30.6°F

The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in January
Custer City, OK

Average pressure in January - Custer City, OK
  • 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 (29.86"Hg).

Average wind speed in January
Custer City, OK

Average wind speed in January - Custer City, OK
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is April (12.8mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

Average humidity in January
Custer City, OK

Average humidity in January - Custer City, OK
  • Average humidity in January: 61%

The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is August (54%).

Average rainfall in January
Custer City, OK

Average rainfall in January - Custer City, OK
  • Average rainfall in January: 0.83"

The wettest month (with the highest rainfall) is May (3.98").
The driest months (with the least rainfall) are January, February and December (0.83").

Average rainfall days in January
Custer City, OK

Average rainfall days in January - Custer City, OK
  • Average rainfall days in January: 3.8 days

The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in January
Custer City, OK

Average snowfall in January - Custer City, OK
  • Average snowfall in January: 1.57"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Custer City, OK

Average snowfall days in January - Custer City, OK
  • Average snowfall days in January: 2 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Custer City, OK

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 6h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in January
Custer City, OK

Average sunshine days in January - Custer City, OK
  • Average sunshine days in January: 25.2 days

The month with the most sunshine days is January (25.2 days).
The month with the least sunshine days is May (14 days).

Average UV index in January
Custer City, OK

Average UV index in January - Custer City, OK
  • Average UV index in January: 3

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

Average cloud cover in January
Custer City, OK

Average cloud cover in January - Custer City, OK
  • Average cloud cover in January: 23

The month with the most cloud cover is April (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in January
Custer City, OK

Average visibility in January - Custer City, 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).

Custer City, Oklahoma, USA

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