January weather forecast
Hayden, CO

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Weather in January

January, the same as December, in Hayden, Colorado, is a freezing cold winter month, with an average temperature fluctuating between 27.5°F (-2.5°C) and 9°F (-12.8°C).

Temperature

With average temperatures fluctuating between a high of 27.5°F (-2.5°C) and a low of 9°F (-12.8°C), January stands out as the coldest month.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 86%.

Rainfall

In Hayden, Colorado, in January, it is raining for 5.8 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, in Hayden, there are 96.4 rainfall days, and 13.11" (333mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Hayden. The month with the most snowfall is January, when snow falls for 16 days and typically aggregates up to 11.34" (288mm) of snow.

Daylight

In January, the average length of the day in Hayden is 9h and 40min.
On the first day of January, sunrise is at 7:32 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:25 pm MST.

Sunshine

In January, the average sunshine in Hayden is 5.7h.

UV index

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What is the coldest time of year in Hayden?

In Hayden, January records the average lowest temperatures, peaking at 27.5°F (-2.5°C) and reaching a low of 9°F (-12.8°C).

How cold is January in Hayden?

Hayden in January has an average high-temperature of 27.5°F (-2.5°C) and an average low-temperature of 9°F (-12.8°C).

What is the most humid month in Hayden?

The months with the highest humidity are January and February, with an average relative humidity of 86%.

What is the average humidity in January in Hayden?

In Hayden, Colorado, the average relative humidity in January is 86%.

How many days does it rain in January in Hayden?

In Hayden, during January, the rain falls for 5.8 days and regularly aggregates up to 1.42" (36mm) of precipitation.

What is the snowiest month in Hayden?

The month with the most snowfall is January, when snow falls for 16 days and typically aggregates up to 11.34" (288mm) of snow.

How many days does it snow in January in Hayden?

In Hayden, Colorado, in January, during 16 snowfall days, 11.34" (288mm) of snow is typically accumulated.

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

In Hayden, Colorado, the average day length in January is 9h and 40min.

When is the sunrise / sunset in January in Hayden?

In January, on the first day of the month, sunrise is at 7:32 am and sunset at 4:52 pm. On the last day of the month, in Hayden, Colorado, sunrise is at 7:19 am and sunset at 5:25 pm MST.

How long on average sun shines in January in Hayden?

In January, the average sunshine duration in Hayden, Colorado, is 5.7h.

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

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in January in Hayden?

In January, the average daily maximum UV index in Hayden, Colorado, is 2. A UV Index estimate of 2, and below, represents a low health threat from 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
Hayden, CO

Average temperature in January - Hayden, CO
  • Average high temperature in January: 27.5°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.5°F).

  • Average low temperature in January: 9°F

The month with the highest average low temperature is July (49.6°F).
The coldest month (with the lowest average low temperature) is January (9°F).

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Average pressure in January
Hayden, CO

Average pressure in January - Hayden, CO
  • Average pressure in January: 30.26"Hg

The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is May (29.92"Hg).

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Average wind speed in January
Hayden, CO

Average wind speed in January - Hayden, CO
  • Average wind speed in January: 5.2mph

The windiest months (with the highest average wind speed) are April and June (7.1mph).
The calmest month (with the lowest average wind speed) is January (5.2mph).

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Average humidity in January
Hayden, CO

Average humidity in January - Hayden, CO
  • Average humidity in January: 86%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is August (45%).

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Average rainfall in January
Hayden, CO

Average rainfall in January - Hayden, CO
  • Average rainfall in January: 1.42"

The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is August (0.55").

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Average rainfall days in January
Hayden, CO

Average rainfall days in January - Hayden, CO
  • Average rainfall days in January: 5.8 days

The months with the highest number of rainy days are April and May (12.3 days).
The month with the least rainy days is November (5 days).

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Average snowfall in January
Hayden, CO

Average snowfall in January - Hayden, CO
  • Average snowfall in January: 11.34"

The month with the highest snowfall is January (11.34").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Hayden, CO

Average snowfall days in January - Hayden, CO
  • Average snowfall days in January: 16 days

The month with the highest number of snowfall days is February (16.7 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in January / Average sunshine in January - Hayden, 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: 5h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days in January
Hayden, CO

Average sunshine days in January - Hayden, CO
  • Average sunshine days in January: 14.3 days

The month with the most sunshine days is June (19.6 days).
The month with the least sunshine days is April (10.2 days).

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Average UV index in January
Hayden, CO

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in January
Hayden, CO

Average cloud cover in January - Hayden, CO
  • Average cloud cover in January: 41

The month with the most cloud cover is February (Cloud cover 44).
The months with the least cloud cover are June, August and September (Cloud cover 13).

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Average visibility in January
Hayden, CO

Average visibility in January - Hayden, CO
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Hayden, Colorado, USA

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