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
Manville's transition from December to January introduces an average high-temperature of a still icy 34.9°F (1.6°C), marking an insignificant variation from the 33.8°F (1°C). In January, Manville encounters an average low-temperature of 20.5°F (-6.4°C) during the night.Humidity
In January, the average relative humidity is 69%.Rainfall
January is the month with the least rainfall. Rain falls for 3.8 days and accumulates 0.31" (8mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In January, it is snowing for 7.2 days. Throughout January, 1.65" (42mm) of snow is accumulated. Throughout the year, there are 43 snowfall days, and 18.27" (464mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 28min.On the first day of January, sunrise is at 7:28 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:09 pm MST.
Sunshine
In Manville, Wyoming, the average sunshine in January is 6.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. 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 maximum UV index of 2 during January translates into these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take note! UV radiation from the Sun can double in intensity due to 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 average humidity in January?
What is the driest month?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Manville have in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Manville, WY
- Average high temperature in January: 34.9°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (33.8°F).
- Average low temperature in January: 20.5°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is December (19.2°F).
Average pressure in January
Manville, WY
- 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 June (29.85"Hg).
Average wind speed in January
Manville, WY
- Average wind speed in January: 11.2mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).
Average humidity in January
Manville, WY
- Average humidity in January: 69%
The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is August (40%).
Average rainfall in January
Manville, WY
- Average rainfall in January: 0.31"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in January
Manville, WY
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is May (12.4 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in January
Manville, WY
- Average snowfall in January: 1.65"
The month with the highest snowfall is November (2.8").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Manville, WY
- Average snowfall days in January: 7.2 days
The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Manville, WY
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 6h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in January
Manville, WY
- Average sunshine days in January: 21.3 days
The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is April (14.5 days).
Average UV index in January
Manville, WY
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Manville, WY
- Average cloud cover in January: 28
The month with the most cloud cover is February (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in January
Manville, WY
- 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).
Manville, Wyoming, USA
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