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
Holyoke experiences an average high-temperature of a still cold 40.1°F (4.5°C) in January, subtly different from December's 39.2°F (4°C). Throughout January, Holyoke witnesses a nighttime temperature average of 23.9°F (-4.5°C).Humidity
January and February, with an average relative humidity of 66%, are the most humid months.Rainfall
The month with the least rainfall is January, when the rain falls for 5.8 days and typically collects 0.43" (11mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 8 days. Throughout January, 2.17" (55mm) of snow is accumulated. Throughout the year, there are 37.9 snowfall days, and 15.55" (395mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 40min.On the first day of January, sunrise is at 7:12 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 5:05 pm MST.
Sunshine
In January, the average sunshine is 6.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 2 in January translates into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Boost your sun resistance with garments that are densely woven yet spacious. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
How many days does it snow in January in Holyoke?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January in Holyoke?
Average temperature in January
Holyoke, CO
- Average high temperature in January: 40.1°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (39.2°F).
- Average low temperature in January: 23.9°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is December (23.2°F).
Average pressure in January
Holyoke, CO
- Average pressure in January: 30.11"Hg
The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in January
Holyoke, CO
- Average wind speed in January: 11.1mph
The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).
Average humidity in January
Holyoke, CO
- Average humidity in January: 66%
The months with the highest relative humidity are January and February (66%).
The month with the lowest relative humidity is September (51%).
Average rainfall in January
Holyoke, CO
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in January
Holyoke, CO
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are November and December (4.2 days).
Average snowfall in January
Holyoke, CO
- Average snowfall in January: 2.17"
The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Holyoke, CO
- Average snowfall days in January: 8 days
The months with the highest number of snowfall days are January and February (8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Holyoke, 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 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).
Average sunshine days in January
Holyoke, CO
- Average sunshine days in January: 20.9 days
The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in January
Holyoke, CO
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Holyoke, CO
- Average cloud cover in January: 30
The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in January
Holyoke, 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).
Holyoke, Colorado, USA
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