Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The introduction of January in Denver notes a subtle temperature variation to a still cold 40.5°F (4.7°C) from December's 39.9°F (4.4°C). During January nights, Denver witnesses a consistent average temperature of 21.6°F (-5.8°C).Humidity
In January, the average relative humidity is 64%.Rainfall
January and December are months with the least rain in Denver when the rain falls for 3.7 days and typically aggregates up to 0.39" (10mm) of rain.Snowfall
January through May, October through December are months with snowfall in Denver. In Denver, in January, snow falls for 6.3 days, with typically accumulated 3.03" (77mm) of snow. In Denver, during the entire year, snow falls for 43.5 days and aggregates up to 35.67" (906mm) of snow.Daylight
In January, the average length of the day is 9h and 44min.On the first day of the month, sunrise is at 7:20 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:17 pm MST.
Sunshine
The average sunshine in January in Denver is 7.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Denver. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 2 in January transforms into the following instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January in Denver?
What is the average humidity in January in Denver?
What is the driest month in Denver?
How much does it rain in Denver in January?
How many days does it snow in January in Denver?
How many hours of daylight does Denver have in January?
What time are sunrise and sunset in January in Denver?
How long on average sun shines in January in Denver?
What is the month with the lowest UV index in Denver?
How high is the UV index in January in Denver?
Average temperature in January
Denver, CO
- Average high temperature in January: 40.5°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (39.9°F).
- Average low temperature in January: 21.6°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).
Average pressure in January
Denver, CO
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is April (29.91"Hg).
Average wind speed in January
Denver, CO
- Average wind speed in January: 6.2mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).
Average humidity in January
Denver, CO
- Average humidity in January: 64%
The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is June (41%).
Average rainfall in January
Denver, CO
- Average rainfall in January: 0.39"
The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and December (0.39").
Average rainfall days in January
Denver, CO
- Average rainfall days in January: 3.7 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in January
Denver, CO
- Average snowfall in January: 3.03"
The month with the highest snowfall is March (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Denver, CO
- Average snowfall days in January: 6.3 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Denver, CO
- Average daylight in January: 9h and 4min
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 1min
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 54min).
Average sunshine days in January
Denver, CO
- Average sunshine days in January: 22.7 days
The month with the most sunshine days is November (23 days).
The month with the least sunshine days is July (5.6 days).
Average UV index in January
Denver, CO
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Denver, CO
- Average cloud cover in January: 20
The month with the most cloud cover is April (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).
Average visibility in January
Denver, 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).
Denver, Colorado, USA
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