January weather forecastCentennial Lake, MD
January
Weather in January
January, like December, in Centennial Lake, Maryland, is an icy winter month, with an average temperature fluctuating between 38.1°F (3.4°C) and 26.1°F (-3.3°C).Temperature
January, with its high-temperature average of 38.1°F (3.4°C) and a low-temperature average of 26.1°F (-3.3°C), is the coldest month.Humidity
The average relative humidity in January is 73%.Rainfall
January is the month with the least rainfall. Rain falls for 8.4 days and accumulates 1.85" (47mm) of precipitation.Snowfall
Months with snowfall in Centennial Lake are January through March, November and December. In Centennial Lake, in January, during 4.4 snowfall days, 2.52" (64mm) of snow is typically accumulated. In Centennial Lake, during the entire year, snow falls for 15.9 days and aggregates up to 8.7" (221mm) of snow.Daylight
The average length of the day in January is 9h and 47min.On the first day of the month, sunrise is at 7:26 am and sunset at 4:54 pm. On the last day of January, in Centennial Lake, sunrise is at 7:15 am and sunset at 5:26 pm EST.
Sunshine
The months with the least sunshine are January and February, with an average of 5.1h of sunshine.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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In January, a daily maximum UV index of 2 leads to 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. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Boost your sun resistance with garments that are densely woven yet spacious. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Centennial Lake, MD
- Average high temperature in January: 38.1°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in January: 26.1°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in January
Centennial Lake, MD
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Centennial Lake, MD
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Centennial Lake, MD
- Average humidity in January: 73%
The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in January
Centennial Lake, MD
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in January
Centennial Lake, MD
- Average rainfall days in January: 8.4 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in January
Centennial Lake, MD
- Average snowfall in January: 2.52"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Centennial Lake, MD
- Average snowfall days in January: 4.4 days
The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Centennial Lake, MD
- Average daylight in January: 9h and 48min
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 30min).
- Average sunshine in January: 5h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in January
Centennial Lake, MD
- Average sunshine days in January: 18.2 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).
Average UV index in January
Centennial Lake, MD
- Average UV index in January: 2
The months with the highest UV index are May, 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
Centennial Lake, MD
- Average cloud cover in January: 43
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in January
Centennial Lake, MD
- 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).





