January weather forecast
Lake Forest, MD

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Weather in January

January, like December, in Lake Forest, Maryland, is another cold winter month, with an average temperature ranging between min 28.4°F (-2°C) and max 39.6°F (4.2°C).

Temperature

January is the coldest month, exhibiting average temperatures of 39.6°F (4.2°C) at the peak and 28.4°F (-2°C) at the base.

Humidity

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

Rainfall

In Lake Forest, in January, during 9.9 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Lake Forest, Maryland. The month with the most snowfall is January, when snow falls for 4.4 days and typically aggregates up to 2.05" (52mm) of snow.

Daylight

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

Sunshine

The average sunshine in January is 5.3h.

UV index

January, November 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 average individuals.
Note: In January, the UV index of 2 transforms into the following advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January is the coldest month, exhibiting average temperatures of 39.6°F (4.2°C) at the peak and 28.4°F (-2°C) at the base.

Is it cold during January?

The average high-temperature and low-temperature during January are 39.6°F (4.2°C) and 28.4°F (-2°C) respectively.

What is the least humid month?

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

What is the average humidity in January?

The average relative humidity in January is 72%.

How much does it rain in January?

In January, the rain falls for 9.9 days. Throughout January, 2.01" (51mm) of precipitation is accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 4.4 days and accumulates 2.05" (52mm) of snow.

How many days does it snow in January?

In Lake Forest, during January, snow falls for 4.4 days and regularly aggregates up to 2.05" (52mm) of snow.

What is the average length of the day in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:25 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 Lake Forest have in January?

In January, the average sunshine duration is 5.3h.

What is the month with the lowest UV index?

January, November 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 value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
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
Lake Forest, MD

Average temperature in January - Lake Forest, MD
  • Average high temperature in January: 39.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in January: 28.4°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in January
Lake Forest, MD

Average pressure in January - Lake Forest, 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).

Average wind speed in January
Lake Forest, MD

Average wind speed in January - Lake Forest, MD
  • Average wind speed in January: 9.3mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in January
Lake Forest, MD

Average humidity in January - Lake Forest, MD
  • Average humidity in January: 72%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in January
Lake Forest, MD

Average rainfall in January - Lake Forest, MD
  • Average rainfall in January: 2.01"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in January
Lake Forest, MD

Average rainfall days in January - Lake Forest, MD
  • Average rainfall days in January: 9.9 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in January
Lake Forest, MD

Average snowfall in January - Lake Forest, MD
  • Average snowfall in January: 2.05"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Lake Forest, MD

Average snowfall days in January - Lake Forest, MD
  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is January (4.4 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
Lake Forest, MD

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

The month with the longest days is June (Average daylight: 14h and 54min).
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
Lake Forest, MD

Average sunshine days in January - Lake Forest, MD
  • Average sunshine days in January: 17.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in January
Lake Forest, MD

Average UV index in January - Lake Forest, 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, November and December (UV index 2).

Average cloud cover in January
Lake Forest, MD

Average cloud cover in January - Lake Forest, MD
  • Average cloud cover in January: 43

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in January
Lake Forest, MD

Average visibility in January - Lake Forest, 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).

Lake Forest, Maryland, USA

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