January weather forecast
Chesapeake Beach, MD

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Weather in January

Beginning the year in Chesapeake Beach, Maryland, the weather in January ushers in an unquestionably wintry feel. The month is characterized by the lowest average daylight hours, with only 9.8 hours per day. January's weather may present with flurries or even the occasional snow storm, showing an average snowfall of 0.75" (19mm). Comparatively colder than February, January has average high and low temperatures of 40.6°F (4.8°C) and 30.2°F (-1°C) respectively. Chesapeake Beach residents will find the days slowly getting longer as the month progresses.

Temperature

January, marked by an average high-temperature of 40.6°F (4.8°C) and a low-temperature of 30.2°F (-1°C), is the coldest month.

Humidity

January and November, with an average relative humidity of 72%, are the least humid months in Chesapeake Beach.

Rainfall

January is the month with the least rainfall. Rain falls for 6.7 days and accumulates 0.67" (17mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. The month with the most snowfall is January, when snow falls for 2.9 days and typically aggregates up to 0.75" (19mm) of snow.

Ocean temperature

In Chesapeake Beach, in January, the average water temperature is 47.8°F (8.8°C).
Note: Swimming in 47.8°F (8.8°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 Chesapeake Beach, the average length of the day in January is 9h and 50min.
On the first day of January, sunrise is at 7:24 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:26 pm EST.

Sunshine

The average sunshine in January is 5.3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Enhance your sun protection with tightly woven, yet airy clothing. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

With its average high temperature of 40.6°F (4.8°C) and a low of 30.2°F (-1°C), January is regarded as the coldest month.

How cold is January?

In January, the average high-temperature and low-temperature are 40.6°F (4.8°C) and 30.2°F (-1°C) respectively.

What are the least humid months?

The months with the lowest humidity are January and November, with an average relative humidity of 72%.

What is the average humidity in January?

The average relative humidity in January is 72%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 6.7 days and typically collects 0.67" (17mm) of precipitation.

How much does it rain in January?

In Chesapeake Beach, Maryland, during January, the rain falls for 6.7 days and regularly aggregates up to 0.67" (17mm) of precipitation.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 2.9 days and accumulates 0.75" (19mm) of snow.

How much does it snow in January?

In Chesapeake Beach, in January, during 2.9 snowfall days, 0.75" (19mm) of snow is typically accumulated.

How cold is the water in January?

In Chesapeake Beach, the average seawater temperature in January is 47.8°F (8.8°C). Swimming in 47.8°F (8.8°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.

What is the average length of the day in January?

The average day length in January is 9h and 50min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:24 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:26 pm EST.

How many hours of sunshine does Chesapeake Beach have in January?

The average sunshine duration in January is 5.3h.

When is the lowest UV index?

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Chesapeake Beach, MD

Average temperature in January - Chesapeake Beach, MD
  • Average high temperature in January: 40.6°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in January: 30.2°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in January
Chesapeake Beach, MD

Average pressure in January - Chesapeake Beach, 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
Chesapeake Beach, MD

Average wind speed in January - Chesapeake Beach, MD
  • Average wind speed in January: 9.9mph

The windiest months (with the highest average wind speed) are January and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in January
Chesapeake Beach, MD

Average humidity in January - Chesapeake Beach, MD
  • Average humidity in January: 72%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (72%).

Average rainfall in January
Chesapeake Beach, MD

Average rainfall in January - Chesapeake Beach, MD
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is August (2.4").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in January
Chesapeake Beach, MD

Average rainfall days in January - Chesapeake Beach, MD
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (6.6 days).

Average snowfall in January
Chesapeake Beach, MD

Average snowfall in January - Chesapeake Beach, MD
  • Average snowfall in January: 0.75"

The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Chesapeake Beach, MD

Average snowfall days in January - Chesapeake Beach, MD
  • Average snowfall days in January: 2.9 days

The month with the highest number of snowfall days is January (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in January
Chesapeake Beach, MD

Average sea temperature in January - Chesapeake Beach, MD
  • Average sea temperature in January: 47.8°F

The best month for swimming (with the highest average sea temperature) is August (78°F).
The coldest month (with the lowest average sea temperature) is February (45.9°F).

Average daylight in January /
Average sunshine in January
Chesapeake Beach, MD

Average daylight in January / Average sunshine in January - Chesapeake Beach, MD
  • Average daylight in January: 9h and 5min

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 2min

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 6min).

Average sunshine days in January
Chesapeake Beach, MD

Average sunshine days in January - Chesapeake Beach, MD
  • Average sunshine days in January: 20.9 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (13.7 days).

Average UV index in January
Chesapeake Beach, MD

Average UV index in January - Chesapeake Beach, 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
Chesapeake Beach, MD

Average cloud cover in January - Chesapeake Beach, MD
  • Average cloud cover in January: 42

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in January
Chesapeake Beach, MD

Average visibility in January - Chesapeake Beach, 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).

Chesapeake Beach, Maryland, USA

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