January weather forecastMartingham, MD
January
Weather in January
January, the same as December, is another cold winter month in Martingham, Maryland, with temperature in the range of an average high of 40.5°F (4.7°C) and an average low of 30°F (-1.1°C).Temperature
The coldest month is January, with an average high-temperature of 40.5°F (4.7°C) and an average low-temperature of 30°F (-1.1°C).Humidity
The months with the lowest humidity are January and November, with an average relative humidity of 73%.Rainfall
January is the month with the least rainfall. Rain falls for 8.8 days and accumulates 1.93" (49mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 3.2 days. Throughout January, 0.94" (24mm) of snow is accumulated. Throughout the year, there are 9.8 snowfall days, and 3.82" (97mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 49min.On the first day of January, sunrise is at 7:23 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:24 pm EST.
Sunshine
The average sunshine in January is 5.4h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. On your guard! Snow's reflection can almost 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
Martingham, MD
- Average high temperature in January: 40.5°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in January: 30°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in January
Martingham, MD
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Martingham, MD
- Average wind speed in January: 10mph
The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in January
Martingham, MD
- Average humidity in January: 73%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in January
Martingham, MD
- Average rainfall in January: 1.93"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in January
Martingham, MD
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (8.8 days).
Average snowfall in January
Martingham, MD
- Average snowfall in January: 0.94"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Martingham, MD
- Average snowfall days in January: 3.2 days
The month with the highest number of snowfall days is January (3.2 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
Martingham, MD
- Average daylight in January: 9h and 48min
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: 5h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in January
Martingham, MD
- Average sunshine days in January: 18.2 days
The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and August (11.8 days).
Average UV index in January
Martingham, 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 and December (UV index 2).
Average cloud cover in January
Martingham, MD
- Average cloud cover in January: 42
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in January
Martingham, 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).





