January weather forecast and climate
Baltimore, MD

A golden evening appearance of tall buildings in Baltimore, Maryland
A golden evening appearance of tall buildings in Baltimore, Maryland

Weather in January

January, the same as December, is another cold winter month in Baltimore, Maryland, with average temperature varying between 38.5°F (3.6°C) and 27.1°F (-2.7°C).

Temperature

The coldest month is January, with an average high-temperature of 38.5°F (3.6°C) and an average low-temperature of 27.1°F (-2.7°C).

Humidity

In Baltimore, Maryland, the average relative humidity is 73%.

Rainfall

January is the month with the least rainfall in Baltimore, Maryland. Rain falls for 8.7 days and accumulates 1.85" (47mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Baltimore. The month with the most snowfall in Baltimore is January when snow falls for 4.2 days and typically aggregates up to 2.09" (53mm) of snow.

Ocean temperature

In Baltimore, Maryland, the average seawater temperature in January is 46°F (7.8°C).
Note: 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.

Daylight

In January, the average length of the day is 9.8h.

Sunshine

In January, the average sunshine is 5.3h.

UV index

Months with the lowest UV index in Baltimore are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Baltimore?

The coldest month in Baltimore is January, with an average high-temperature of 38.5°F (3.6°C) and an average low-temperature of 27.1°F (-2.7°C).

What is the temperature in January in Baltimore?

The average high-temperature, in January, in Baltimore, Maryland, is 38.5°F (3.6°C), while the average low-temperature is 27.1°F (-2.7°C).

What is the average humidity in January in Baltimore?

The average relative humidity in January in Baltimore is 73%.

How many days does it rain in January in Baltimore?

In Baltimore, in January, it is raining for 8.7 days, with typically 1.85" (47mm) of accumulated precipitation.

What is the driest month in Baltimore?

The month with the least rainfall in Baltimore, Maryland, is January when the rain falls for 8.7 days and typically collects 1.85" (47mm) of precipitation.

How many days does it snow in January in Baltimore?

In Baltimore, during January, snow falls for 4.2 days and regularly aggregates up to 2.09" (53mm) of snow.

When does it snow the most in Baltimore?

January is the month with the most snowfall in Baltimore. Snow falls for 4.2 days and accumulates 2.09" (53mm) of snow.

What is the water temperature in January in Baltimore?

In January, the average ocean temperature in Baltimore 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?

In Baltimore, Maryland, the average length of the day in January is 9.8h.

How long on average sun shines in January in Baltimore?

The average sunshine in January in Baltimore is 5.3h.

What is the month with the lowest UV index in Baltimore?

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

What is the UV index reading in January in Baltimore?

In Baltimore, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV rays.

Average temperature in January
Baltimore, MD

Average temperature in January - Baltimore, MD
  • Average high temperature in January: 38.5°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in January: 27.1°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

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Average pressure in January
Baltimore, MD

Average pressure in January - Baltimore, MD
  • Average pressure in January: 30.1"

The month with the highest atmospheric pressure is November (30.14").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in January
Baltimore, MD

Average wind speed in January - Baltimore, MD
  • Average wind speed in January: 9mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in January
Baltimore, MD

Average humidity in January - Baltimore, MD
  • Average humidity in January: 73%

The month with the highest relative humidity is May (77%).
Months with the lowest relative humidity are April, July and November (72%).

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Average rainfall in January
Baltimore, MD

Average rainfall in January - Baltimore, MD
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in January
Baltimore, MD

Average rainfall days in January - Baltimore, MD
  • Average rainfall days in January: 8.7 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in January
Baltimore, MD

Average snowfall in January - Baltimore, MD
  • Average snowfall in January: 2.09"

The month with the highest snowfall is January (2.09").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Baltimore, MD

Average snowfall days in January - Baltimore, MD
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in January
Baltimore, MD

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).

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Average daylight in January /
Average sunshine in January
Baltimore, MD

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 the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in January: 5.3h

The month with the most sunshine is July (Average sunshine: 10.9h).
The month with the least sunshine is February (Average sunshine: 5h).

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Average sunshine days in January
Baltimore, MD

Average sunshine days in January - Baltimore, MD
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in January
Baltimore, MD

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

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Baltimore, MD

Average cloud cover in January - Baltimore, 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).

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Average visibility in January
Baltimore, MD

Average visibility in January - Baltimore, MD
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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