January weather forecast
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 a wintry winter month in Baltimore, Maryland, with temperature in the range of an average low of 27.1°F (-2.7°C) and an average high of 38.5°F (3.6°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, the average relative humidity in January is 73%.

Rainfall

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

Snowfall

Months with snowfall in Baltimore, Maryland, are January through March, November and December. January is the month with the most snowfall in Baltimore. Snow falls for 4.2 days and accumulates 2.09" (53mm) of snow.

Ocean temperature

In Baltimore, the average seawater temperature in January is 46°F (7.8°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In Baltimore, the average length of the day in January is 9h and 47min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:25 pm EST.

Sunshine

The average sunshine in January in Baltimore is 5.3h.

UV index

The 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 minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in January transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Baltimore?

January is the coldest month in Baltimore, 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 average humidity in January in Baltimore?

The average relative humidity in January is 73%.

What is the driest month in Baltimore?

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

How many days does it rain in January in Baltimore?

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

When does it snow the most in Baltimore?

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

How much does it snow in Baltimore in January?

In Baltimore, Maryland, in January, snow falls for 4.2 days, with typically accumulated 2.09" (53mm) of snow.

What is the ocean temperature in January in Baltimore?

In Baltimore, Maryland, the average seawater temperature in January is 46°F (7.8°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the average length of the day in January in Baltimore?

In January, the average day length is 9h and 47min.

What time are sunrise and sunset in January in Baltimore?

On the first day of January in Baltimore, Maryland, sunrise is at 7:26 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:25 pm EST.

How many hours of sunshine does Baltimore have in January?

In Baltimore, the average sunshine duration in January is 5.3h.

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

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

How high is the UV index in January in Baltimore?

In January, the average daily maximum UV index in Baltimore, Maryland, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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"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).

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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%).
The 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").
The 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).
The 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: 9h and 47min

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

  • Average sunshine in January: 5h and 18min

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 0min).

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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

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).

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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

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).

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