January weather forecastRandallstown, MD
January
Weather in January
January, the same as December, is an icy winter month in Randallstown, Maryland, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 25.3°F (-3.7°C).Temperature
In Randallstown, the month of January registers the lowest temperatures, averaging 37.9°F (3.3°C) at the peak and 25.3°F (-3.7°C) at the lowest.Humidity
In Randallstown, the average relative humidity in January is 74%.Rainfall
January and February are months with the least rain when the rain falls for 9.1 days and typically aggregates up to 2.28" (58mm) of rain.Snowfall
January through April, November and December are months with snowfall in Randallstown. In Randallstown, Maryland, in January, during 5.8 snowfall days, 2.72" (69mm) of snow is typically accumulated. In Randallstown, during the entire year, snow falls for 21 days and aggregates up to 10.91" (277mm) of snow.Daylight
The average length of the day in January is 9h and 46min.On the first day of the month, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:25 pm EST.
Sunshine
The months with the least sunshine in Randallstown are January and February, with an average of 5h of sunshine.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 health risk from exposure to the Sun's UV rays for the ordinary person.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Randallstown, MD
- Average high temperature in January: 37.9°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in January: 25.3°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in January
Randallstown, 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
Randallstown, MD
- Average wind speed in January: 8.7mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Randallstown, MD
- Average humidity in January: 74%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are April and July (73%).
Average rainfall in January
Randallstown, MD
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is August (4.37").
The driest months (with the least rainfall) are January and February (2.28").
Average rainfall days in January
Randallstown, MD
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in January
Randallstown, MD
- Average snowfall in January: 2.72"
The month with the highest snowfall is March (3.39").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Randallstown, MD
- Average snowfall days in January: 5.8 days
The month with the highest number of snowfall days is February (6.1 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
Randallstown, 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 24min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).
Average sunshine days in January
Randallstown, MD
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in January
Randallstown, 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
Randallstown, MD
- Average cloud cover in January: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in January
Randallstown, MD
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





