January weather forecast
Iliff, CO

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Weather in January

January, the same as December, is an icy winter month in Iliff, Colorado, with an average temperature fluctuating between 39°F (3.9°C) and 23.9°F (-4.5°C).

Temperature

Stepping into January, Iliff records an average high-temperature of a still icy 39°F (3.9°C), almost consistent with December. Iliff's nights in January cool down to an average low-temperature of 23.9°F (-4.5°C).

Humidity

The most humid month is January, with an average relative humidity of 65%.

Rainfall

January is the month with the least rainfall. Rain falls for 4.8 days and accumulates 0.35" (9mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Iliff, in January, during 6 snowfall days, 1.77" (45mm) of snow is typically accumulated. Throughout the year, in Iliff, there are 34.4 snowfall days, and 12.13" (308mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 39min.
On the first day of January, sunrise is at 7:16 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:08 pm MST.

Sunshine

The average sunshine in January is 6.7h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 2 in January leads to these guidelines:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Experience reduced UV exposure by about half when donning a wide-brim hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

How cold does it get in Iliff in January?

In January, the average high-temperature and low-temperature in Iliff, Colorado, are 39°F (3.9°C) and 23.9°F (-4.5°C) respectively.

What is the most humid month in Iliff?

January is the most humid month in Iliff, Colorado, with an average relative humidity of 65%.

What is the average humidity in January in Iliff?

In Iliff, the average relative humidity in January is 65%.

What is the driest month in Iliff?

The month with the least rainfall is January, when the rain falls for 4.8 days and typically collects 0.35" (9mm) of precipitation.

How much does it rain in Iliff in January?

In Iliff, in January, during 4.8 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

How many days does it snow in January in Iliff?

In Iliff, Colorado, during January, snow falls for 6 days and regularly aggregates up to 1.77" (45mm) of snow.

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

In January, the average day length is 9h and 39min.

When are sunrise and sunset in January in Iliff?

In January, on the first day of the month, sunrise is at 7:16 am and sunset at 4:35 pm. On the last day of the month, in Iliff, sunrise is at 7:03 am and sunset at 5:08 pm MST.

How long on average sun shines in January in Iliff?

In Iliff, the average sunshine duration in January is 6.7h.

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

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

What is the UV index reading in January in Iliff?

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

Average temperature in January - Iliff, CO
  • Average high temperature in January: 39°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (37.8°F).

  • Average low temperature in January: 23.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is December (23°F).

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Average pressure in January
Iliff, CO

Average pressure in January - Iliff, CO
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in January
Iliff, CO

Average wind speed in January - Iliff, CO
  • Average wind speed in January: 10mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9mph).

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Average humidity in January
Iliff, CO

Average humidity in January - Iliff, CO
  • Average humidity in January: 65%

The month with the highest relative humidity is January (65%).
The month with the lowest relative humidity is September (47%).

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Average rainfall in January
Iliff, CO

Average rainfall in January - Iliff, CO
  • Average rainfall in January: 0.35"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in January
Iliff, CO

Average rainfall days in January - Iliff, CO
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.2 days).

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Average snowfall in January
Iliff, CO

Average snowfall in January - Iliff, CO
  • Average snowfall in January: 1.77"

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Iliff, CO

Average snowfall days in January - Iliff, CO
  • Average snowfall days in January: 6 days

The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in January /
Average sunshine in January
Iliff, CO

Average daylight in January / Average sunshine in January - Iliff, CO
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 6h and 4min

The months with the most sunshine are June and August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).

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Average sunshine days in January
Iliff, CO

Average sunshine days in January - Iliff, CO
  • Average sunshine days in January: 22.3 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in January
Iliff, CO

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

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

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Average cloud cover in January
Iliff, CO

Average cloud cover in January - Iliff, CO
  • Average cloud cover in January: 28

The month with the most cloud cover is February (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in January
Iliff, CO

Average visibility in January - Iliff, CO
  • 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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Iliff, Colorado, USA

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