Baltimore
Maryland, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Baltimore, MD

A golden evening appearance of tall buildings in Baltimore, Maryland, with the clear sky
A golden evening appearance of tall buildings in Baltimore, Maryland, with the clear sky
January in Baltimore is the peak of winter and has the lowest temperature in the range of 29.1°F (-1.6°C) and 42.4°F (5.8°C). The nights are quite chilly, and occasionally, the temperature drops below 29.1°F (-1.6°C).
Three and a half days in January receive snowfall accumulating to 6.8" (172.7mm) averagely. During the day, the cold is mildly tolerable as there are approximately five hours of sunshine per day and a bearable humidity of 63.2%.
Rainfall in January is moderately low and experienced for approximately nine and a half days to collect in the rain gauge at 2.9" (73.7mm). Outdoor activities are minimal but expect people to be basking in the warm sun.

What is the coldest month in Baltimore?

January is the coldest month, with an average high-temperature of 42.4°F (5.8°C) and an average low-temperature of 29.1°F (-1.6°C).

What is the temperature in January in Baltimore?

The average high-temperature, in January, in Baltimore, Maryland, is 42.4°F (5.8°C), while the average low-temperature is 29.1°F (-1.6°C).

What is the average humidity in January in Baltimore?

In January, the average relative humidity in Baltimore is 63.2%.

How many days does it rain in January in Baltimore?

In Baltimore, Maryland, during January, the rain falls for 9.5 days and regularly aggregates up to 2.9" (74.2mm) of precipitation.

How many days does it snow in January in Baltimore?

In Baltimore, Maryland, in January, snow falls for 3.5 days, with typically accumulated 6.8" (172.7mm) of snow.

What is the water temperature in January in Baltimore?

In Baltimore, in January, the average water temperature is 46°F (7.8°C). Swimming in 46°F (7.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Baltimore have in January?

The average length of the day in January in Baltimore is 9.8h.

How many hours of sunshine does Baltimore have in January?

The average sunshine in January in Baltimore is 5h.

What are the months with the lowest UV index in Baltimore?

Months with the lowest UV index in Baltimore are January, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Baltimore?

The average daily maximum UV index in January in Baltimore, Maryland, is 2. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV radiation.
Average temperature in January - Baltimore, MD
  • Average high temperature in January: 42.4°F

The warmest month (with the highest average high temperature) is July (89°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in January: 29.2°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (29.2°F).

Average humidity in January - Baltimore, MD
  • Average humidity in January: 63.2%

The month with the highest relative humidity is September (71.3%).
The month with the lowest relative humidity is April (58.9%).

Average rainfall in January - Baltimore, MD
  • Average rainfall in January: 2.9"

The wettest month (with the highest rainfall) is July (4.6").
The driest month (with the lowest rainfall) is February (2.6").

Average rainfall days in January - Baltimore, MD
  • Average rainfall days in January: 9.5 days

The month with the highest number of rainy days is May (11.2 days).
The month with the lowest number of rainy days is October (8.3 days).

Average snowfall in January - Baltimore, MD
  • Average snowfall in January: 6.8"

The month with the highest snowfall is February (8").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January - Baltimore, MD
  • Average snowfall days in January: 3.5 days

The month with the highest number of snowfall days is January (3.5 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in January - Baltimore, MD
  • Average sea temperature in January: 46°F

The best month for swimming (with the highest average sea temperature) is August (77.5°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

Average daylight in January / Average sunshine in January - Baltimore, MD
  • Average daylight in January: 9.8h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in January: 5h

The month with most sunshine is July (Average sunshine: 9.4h).
The month with least sunshine is December (Average sunshine: 4.7h).

Average UV index in January - Baltimore, MD
  • Average UV index in January: 2

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January, November and December (UV index 2).