Guymon
Oklahoma, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Guymon, OK

January, like December, is another chilly winter month in Guymon, Oklahoma, with average temperature varying between 21°F (-6.1°C) and 48°F (8.9°C).

Temperature

January is the coldest month, with an average high-temperature of 48°F (8.9°C) and an average low-temperature of 21°F (-6.1°C).

Humidity

The most humid month is January, with an average relative humidity of 75%.

Rainfall

The month with the least rainfall in Guymon, Oklahoma, is January when the rain falls for 1.6 days and typically collects 0.5" (12.7mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall.

Daylight

In Guymon, the average length of the day in January is 10h.

Sunshine

The average sunshine in Guymon is 7h.

UV index

January 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 low threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the coldest month in Guymon?

With an average high-temperature of 48°F (8.9°C) and an average low-temperature of 21°F (-6.1°C), January is the coldest month in Guymon, Oklahoma.

What is the temperature in January in Guymon?

In Guymon, Oklahoma, in January, the average high-temperature is 48°F (8.9°C), and the average low-temperature is 21°F (-6.1°C).

What is the most humid month in Guymon?

The most humid month in Guymon, Oklahoma, is January, with an average relative humidity of 75%.

What is the average humidity in January in Guymon?

In January, the average relative humidity in Guymon is 75%.

How many days does it rain in January in Guymon?

In Guymon, Oklahoma, during January, the rain falls for 1.6 days and regularly aggregates up to 0.5" (12.7mm) of precipitation.

What is the driest month in Guymon?

The month with the least rainfall in Guymon, Oklahoma, is January when the rain falls for 1.6 days and typically collects 0.5" (12.7mm) of precipitation.

How much does it snow in Guymon in January?

Throughout January, in Guymon, Oklahoma, 3.2" (81.3mm) of snow is accumulated.

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

In January, the average length of the day in Guymon is 10h.

How many hours of sunshine does Guymon have in January?

In Guymon, the average sunshine in January is 7h.

When is the lowest UV index in Guymon?

Months with the lowest UV index in Guymon, Oklahoma, are January and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Guymon?

In Guymon, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in January - Guymon, OK
  • Average high temperature in January: 48°F

The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in January: 21°F

Months with the highest average low temperature are July and August (65°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average humidity in January - Guymon, OK
  • Average humidity in January: 75%

The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (54%).

Average rainfall in January - Guymon, OK
  • Average rainfall in January: 0.5"

The wettest month (with the highest rainfall) is July (3.5").
The driest month (with the lowest rainfall) is January (0.5").

Average rainfall days in January - Guymon, OK
  • Average rainfall days in January: 1.6 days

Months with the highest number of rainy days are May and July (6.2 days).
The month with the lowest number of rainy days is January (1.6 days).

Average snowfall in January - Guymon, OK
  • Average snowfall in January: 3.2"

The month with the highest snowfall is February (3.9").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in January / Average sunshine in January - Guymon, OK
  • Average daylight in January: 10h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in January: 7h

Months with most sunshine are June and July (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 6h).

Average UV index in January - Guymon, OK
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 2).