January weather forecastGolden, CO

January

Weather in January

Golden, Colorado experiences the chill of winter in January. Icy temperatures envelop the city, plunging from 37.2°F (2.9°C) to as low as 19.4°F (-7°C), freeze the ground, making precautions against the cold necessary. January also brings in a fair amount of snowfall, transforming the city into a winter wonderland. Relative humidity increases over the crisp winter days. Despite the stark winter, the sun still shines, creating beautiful frosty landscapes.

Temperature

January begins with an average high-temperature of a still wintry 37.2°F (2.9°C), reflecting close similarity to the preceding month. Golden encounters a steady low-temperature average of 19.4°F (-7°C) throughout the month of January.

Humidity

The average relative humidity in January is 67%.

Rainfall

January is the month with the least rainfall in Golden. Rain falls for 6.4 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

Months with snowfall in Golden, Colorado, are January through May, October through December. In Golden, Colorado, during January, snow falls for 9.2 days and regularly aggregates up to 4.37" (111mm) of snow. In Golden, during the entire year, snow falls for 57.8 days and aggregates up to 49.41" (1255mm) of snow.

Daylight

The average length of the day in January in Golden is 9h and 44min.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:46 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:18 pm MST.

Sunshine

In Golden, Colorado, the average sunshine in January is 7.1h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Golden. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During January, Golden experiences an average high-temperature of 37.2°F (2.9°C) and a low-temperature of 19.4°F (-7°C).

In January, the average relative humidity is 67%.

The month with the least rainfall in Golden, Colorado, is January, when the rain falls for 6.4 days and typically collects 0.59" (15mm) of precipitation.

In Golden, Colorado, during January, the rain falls for 6.4 days and regularly aggregates up to 0.59" (15mm) of precipitation.

In January, it is snowing for 9.2 days. Throughout January, 4.37" (111mm) of snow is accumulated.

In January, the average day length in Golden is 9h and 44min.

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:18 pm MST.

The average sunshine duration in January in Golden is 7.1h.

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Golden, Colorado.

In January, the average daily maximum UV index in Golden, Colorado, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Golden, CO

  • Average high temperature in January: 37.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in January: 19.4°F

The month with the highest average low temperature is July (56.3°F).
The coldest months (with the lowest average low temperature) are February and December (18.3°F).

Average pressure in January
Golden, CO

  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.92"Hg).

Average wind speed in January
Golden, CO

  • Average wind speed in January: 6.7mph

The windiest month (with the highest average wind speed) is January (6.7mph).
The calmest month (with the lowest average wind speed) is September (5.4mph).

Average humidity in January
Golden, CO

  • Average humidity in January: 67%

The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is June (43%).

Average rainfall in January
Golden, CO

  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in January
Golden, CO

  • Average rainfall days in January: 6.4 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (5 days).

Average snowfall in January
Golden, CO

  • Average snowfall in January: 4.37"

The month with the highest snowfall is March (9.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Golden, CO

  • Average snowfall days in January: 9.2 days

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

  • Average daylight in January: 9h and 42min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 7h and 6min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days in January
Golden, CO

  • Average sunshine days in January: 19.1 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (5.4 days).

Average UV index in January
Golden, 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, October, November and December (UV index 2).

Average cloud cover in January
Golden, CO

  • Average cloud cover in January: 21

The months with the most cloud cover are April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

Average visibility in January
Golden, 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).