January weather forecastAtlantic City, WY
January
Weather in January
January, the same as December, in Atlantic City, Wyoming, is another subzero cold winter month, with an average temperature fluctuating between 13.5°F (-10.3°C) and 29.7°F (-1.3°C).Temperature
Atlantic City's transition from December to January introduces an average high-temperature of a still freezing cold 29.7°F (-1.3°C), marking an insignificant variation from the 28.4°F (-2°C). During the month of January, the temperature falls to an average of 13.5°F (-10.3°C).Humidity
The average relative humidity in January is 77%.Rainfall
The month with the least rainfall in Atlantic City is January, when the rain falls for 6.3 days and typically collects 0.43" (11mm) of precipitation.Snowfall
Months with snowfall in Atlantic City are January through May, September through December. In Atlantic City, Wyoming, in January, snow falls for 8.4 days, with typically accumulated 3.03" (77mm) of snow. In Atlantic City, during the entire year, snow falls for 56.8 days and aggregates up to 40.94" (1040mm) of snow.Daylight
In Atlantic City, the average length of the day in January is 9h and 29min.On the first day of the month, sunrise is at 7:44 am and sunset at 4:52 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:26 pm MST.
Sunshine
The average sunshine in January in Atlantic City is 6.9h.UV index
January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Atlantic City, WY
- Average high temperature in January: 29.7°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (28.4°F).
- Average low temperature in January: 13.5°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).
Average pressure in January
Atlantic City, WY
- 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 June (29.89"Hg).
Average wind speed in January
Atlantic City, WY
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in January
Atlantic City, WY
- Average humidity in January: 77%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (34%).
Average rainfall in January
Atlantic City, WY
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in January
Atlantic City, WY
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is November (4.8 days).
Average snowfall in January
Atlantic City, WY
- Average snowfall in January: 3.03"
The month with the highest snowfall is April (8.15").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Atlantic City, WY
- Average snowfall days in January: 8.4 days
The month with the highest number of snowfall days is February (10.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Atlantic City, WY
- Average daylight in January: 9h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 6h and 54min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in January
Atlantic City, WY
- Average sunshine days in January: 21.3 days
The month with the most sunshine days is September (22 days).
The month with the least sunshine days is April (12.3 days).
Average UV index in January
Atlantic City, WY
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in January
Atlantic City, WY
- Average cloud cover in January: 23
The months with the most cloud cover are February and April (Cloud cover 28).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in January
Atlantic City, 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).





