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 coldest time of the year is January, with temperatures averaging a high of 26.1°F (-3.3°C) and a low of 1.8°F (-16.8°C).Humidity
The average relative humidity in January is 87%.Rainfall
In Sillsville, in January, it is raining for 8.5 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, in Sillsville, there are 88.8 rainfall days, and 9.61" (244mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, October through December. In Sillsville, Colorado, during January, snow falls for 14.6 days and regularly aggregates up to 6.81" (173mm) of snow. In Sillsville, during the entire year, snow falls for 91.9 days and aggregates up to 51.77" (1315mm) of snow.Daylight
In January, the average length of the day is 9h and 51min.On the first day of January in Sillsville, Colorado, sunrise is at 7:24 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:27 pm MST.
Sunshine
In January, the average sunshine is 6.5h.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 vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 2 in January translates into these instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What time of the year is the coldest in Sillsville?
How cold is January in Sillsville?
What is the average humidity in January in Sillsville?
How many days does it rain in January in Sillsville?
How many days does it snow in January in Sillsville?
What is the average length of the day in January in Sillsville?
When are sunrise and sunset in January in Sillsville?
How many hours of sunshine does Sillsville have in January?
What is the month with the lowest UV index in Sillsville?
What is the UV index reading in January in Sillsville?
Average temperature in January
Sillsville, CO
- Average high temperature in January: 26.1°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in January: 1.8°F
The month with the highest average low temperature is July (44.6°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).
Average pressure in January
Sillsville, CO
- Average pressure in January: 30.23"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is April (29.94"Hg).
Average wind speed in January
Sillsville, CO
- Average wind speed in January: 4.6mph
The windiest months (with the highest average wind speed) are May and June (6.3mph).
The calmest month (with the lowest average wind speed) is December (4.5mph).
Average humidity in January
Sillsville, CO
- Average humidity in January: 87%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (44%).
Average rainfall in January
Sillsville, CO
- Average rainfall in January: 0.87"
The wettest months (with the highest rainfall) are February and March (1.18").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in January
Sillsville, CO
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is October (4.1 days).
Average snowfall in January
Sillsville, CO
- Average snowfall in January: 6.81"
The month with the highest snowfall is February (9.37").
The months with the least snowfall are July, August and September (0").
Average snowfall days in January
Sillsville, CO
- Average snowfall days in January: 14.6 days
The month with the highest number of snowfall days is February (16.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Sillsville, CO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 6h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in January
Sillsville, CO
- Average sunshine days in January: 15.4 days
The month with the most sunshine days is June (23.1 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in January
Sillsville, CO
- Average UV index in January: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in January
Sillsville, CO
- Average cloud cover in January: 32
The month with the most cloud cover is February (Cloud cover 35).
The months with the least cloud cover are June and September (Cloud cover 12).
Average visibility in January
Sillsville, 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).
Sillsville, Colorado, USA
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