January weather forecast and climate
Cortez, CO

The bright and red rays of the setting sun over the scenic layout of hills and plains of Cortez, Colorado
The bright and red rays of the setting sun over the scenic layout of hills and plains of Cortez, Colorado

Weather in January

January, the same as December, is another cold winter month in Cortez, Colorado, with temperature in the range of an average low of 19.8°F (-6.8°C) and an average high of 35.1°F (1.7°C).

Temperature

January is the coldest month, with an average high-temperature of 35.1°F (1.7°C) and an average low-temperature of 19.8°F (-6.8°C).

Humidity

The most humid month in Cortez, Colorado, is January, with an average relative humidity of 73%.

Rainfall

Months with the most rainfall are January and December, with an average 1.26" (32mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Cortez. January is the month with the most snowfall in Cortez. Snow falls for 8.5 days and accumulates 8.11" (206mm) of snow.

Daylight

The average length of the day in Cortez is 9.9h.

Sunshine

January and December, with an average of 6.5h of sunshine, are months with the least sunshine in Cortez.

UV index

Months with the lowest UV index in Cortez are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Cortez?

January is the coldest month in Cortez, with an average high-temperature of 35.1°F (1.7°C) and an average low-temperature of 19.8°F (-6.8°C).

What is the temperature in January in Cortez?

The average high-temperature, in January, in Cortez, Colorado, is 35.1°F (1.7°C), while the average low-temperature is 19.8°F (-6.8°C).

What is the most humid month in Cortez?

The most humid month in Cortez is January, with an average relative humidity of 73%.

What is the average humidity in January in Cortez?

In Cortez, the average relative humidity in January is 73%.

How many days does it rain in January in Cortez?

In Cortez, during January, the rain falls for 6.1 days and regularly aggregates up to 1.26" (32mm) of precipitation.

What is the rainiest month in Cortez?

Months with the most rainfall in Cortez are January and December, with an average 1.26" (32mm) of precipitation.

How many days does it snow in January in Cortez?

In January, in Cortez, Colorado, it is snowing for 8.5 days. Throughout January, 8.11" (206mm) of snow is accumulated.

When does it snow the most in Cortez?

January is the month with the most snowfall. Snow falls for 8.5 days and accumulates 8.11" (206mm) of snow.

How many hours of daylight does Cortez have in January?

In Cortez, the average length of the day in January is 9.9h.

What is the month with the least sunshine in Cortez?

January and December, with an average of 6.5h of sunshine, are months with the least sunshine in Cortez, Colorado.

How many hours of sunshine does Cortez have in January?

The average sunshine in January in Cortez, Colorado, is 6.5h.

What are the months with the lowest UV index in Cortez?

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

How high is the UV index in January in Cortez?

In Cortez, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to the Sun's UV rays.

Average temperature in January
Cortez, CO

Average temperature in January - Cortez, CO
  • Average high temperature in January: 35.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in January: 19.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in January
Cortez, CO

Average pressure in January - Cortez, CO
  • Average pressure in January: 30.23"

The month with the highest atmospheric pressure is January (30.23").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in January
Cortez, CO

Average wind speed in January - Cortez, CO
  • Average wind speed in January: 5.7mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).

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Average humidity in January
Cortez, CO

Average humidity in January - Cortez, CO
  • Average humidity in January: 73%

The month with the highest relative humidity is January (73%).
The month with the lowest relative humidity is June (26%).

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Average rainfall in January
Cortez, CO

Average rainfall in January - Cortez, CO
  • Average rainfall in January: 1.26"

The wettest months (with the highest rainfall) are January and December (1.26").
The driest month (with the least rainfall) is June (0.2").

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Average rainfall days in January
Cortez, CO

Average rainfall days in January - Cortez, CO
  • Average rainfall days in January: 6.1 days

The month with the highest number of rainy days is July (9.6 days).
The month with the least rainy days is June (2.8 days).

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Average snowfall in January
Cortez, CO

Average snowfall in January - Cortez, CO
  • Average snowfall in January: 8.11"

The month with the highest snowfall is January (8.11").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Cortez, CO

Average snowfall days in January - Cortez, CO
  • Average snowfall days in January: 8.5 days

Months with the highest number of snowfall days are January and December (8.5 days).
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
Cortez, CO

Average daylight in January / Average sunshine in January - Cortez, CO
  • Average daylight in January: 9.9h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in January: 6.5h

The month with the most sunshine is June (Average sunshine: 12.1h).
Months with the least sunshine are January and December (Average sunshine: 6.5).

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Average sunshine days in January
Cortez, CO

Average sunshine days in January - Cortez, CO
  • Average sunshine days in January: 20.7 days

The month with the most sunshine days is June (26.2 days).
The month with the least sunshine days is February (17.6 days).

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Average UV index in January
Cortez, CO

Average UV index in January - Cortez, CO
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Cortez, CO

Average cloud cover in January - Cortez, CO
  • Average cloud cover in January: 27

Months with the most cloud cover are January and December (Cloud cover 27).
The month with the least cloud cover is June (Cloud cover 9).

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Average visibility in January
Cortez, CO

Average visibility in January - Cortez, CO
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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