January weather forecast
Copan, OK

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Weather in January

January, like December, is another chilly winter month in Copan, Oklahoma, with temperature in the range of an average high of 44.4°F (6.9°C) and an average low of 28.8°F (-1.8°C).

Temperature

The month of January sees the lowest average temperatures, reaching 44.4°F (6.9°C) at the peak and 28.8°F (-1.8°C) at the low.

Humidity

The months with the lowest humidity in Copan are January, October and November, with an average relative humidity of 68%.

Rainfall

In Copan, in January, during 3.9 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, there are 109.1 rainfall days, and 17.4" (442mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Copan, in January, snow falls for 1.3 days, with typically accumulated 0.08" (2mm) of snow. In Copan, during the entire year, snow falls for 5.6 days and aggregates up to 0.87" (22mm) of snow.

Daylight

In January, the average length of the day is 9h and 58min.
On the first day of the month, sunrise is at 7:36 am and sunset at 5:17 pm. On the last day of January, sunrise is at 7:26 am and sunset at 5:47 pm CST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.8h of sunshine.

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 minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during January translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What is the coldest month?

The coldest time of the year is January, with temperatures averaging a high of 44.4°F (6.9°C) and a low of 28.8°F (-1.8°C).

Is it cold in Copan during January?

The average high-temperature, in January, in Copan, is 44.4°F (6.9°C), while the average low-temperature is 28.8°F (-1.8°C).

What is the least humid month in Copan?

January, October and November, with an average relative humidity of 68%, are the least humid months.

What is the average humidity in January?

The average relative humidity in January is 68%.

How much does it rain in January?

In January, in Copan, the rain falls for 3.9 days. Throughout January, 0.47" (12mm) of precipitation is accumulated.

How much does it snow in January?

In Copan, in January, snow falls for 1.3 days, with typically accumulated 0.08" (2mm) of snow.

How many hours of daylight does Copan have in January?

The average day length in January in Copan is 9h and 58min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:36 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:47 pm CST.

What is the month with the least sunshine?

The months with the least sunshine are January and December, with an average of 5.8h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 5.8h.

What are the months with the lowest UV index?

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

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Copan, OK

Average temperature in January - Copan, OK
  • Average high temperature in January: 44.4°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.4°F).

  • Average low temperature in January: 28.8°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in January
Copan, OK

Average pressure in January - Copan, 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 (29.88"Hg).

Average wind speed in January
Copan, OK

Average wind speed in January - Copan, OK
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is March (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

Average humidity in January
Copan, OK

Average humidity in January - Copan, OK
  • Average humidity in January: 68%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, October and November (68%).

Average rainfall in January
Copan, OK

Average rainfall in January - Copan, OK
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days in January
Copan, OK

Average rainfall days in January - Copan, OK
  • Average rainfall days in January: 3.9 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in January
Copan, OK

Average snowfall in January - Copan, OK
  • Average snowfall in January: 0.08"

The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Copan, OK

Average snowfall days in January - Copan, OK
  • Average snowfall days in January: 1.3 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Copan, OK
  • Average daylight in January: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).

Average sunshine days in January
Copan, OK

Average sunshine days in January - Copan, OK
  • Average sunshine days in January: 25.7 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is May (15 days).

Average UV index in January
Copan, OK

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

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

Average cloud cover in January
Copan, OK

Average cloud cover in January - Copan, OK
  • Average cloud cover in January: 34

The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 23).

Average visibility in January
Copan, OK

Average visibility in January - Copan, 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).

Copan, Oklahoma, USA

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