January weather forecast
Crestleigh, MD

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Weather in January

January, like December, in Crestleigh, Maryland, is an icy winter month, with temperature in the range of an average high of 38.1°F (3.4°C) and an average low of 26.1°F (-3.3°C).

Temperature

During the coldest month, January, temperatures average a high of 38.1°F (3.4°C) and a low of 26.1°F (-3.3°C).

Humidity

In January, the average relative humidity is 73%.

Rainfall

The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.85" (47mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Crestleigh, in January, during 4.4 snowfall days, 2.52" (64mm) of snow is typically accumulated. Throughout the year, in Crestleigh, there are 15.9 snowfall days, and 8.7" (221mm) of snow is accumulated.

Daylight

In January, the average length of the day 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 7:15 am and sunset at 5:26 pm EST.

Sunshine

January and February, with an average of 5.1h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

During the coldest month in Crestleigh, January, temperatures average a high of 38.1°F (3.4°C) and a low of 26.1°F (-3.3°C).

How cold is January?

In January, the average high-temperature and low-temperature are 38.1°F (3.4°C) and 26.1°F (-3.3°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 73%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 8.4 days and accumulates 1.85" (47mm) of precipitation.

How many days does it rain in January?

In Crestleigh, during January, the rain falls for 8.4 days and regularly aggregates up to 1.85" (47mm) of precipitation.

How much does it snow in January?

In Crestleigh, in January, snow falls for 4.4 days, with typically accumulated 2.52" (64mm) of snow.

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

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:26 pm EST.

What are the months with the least sunshine?

The months with the least sunshine in Crestleigh, Maryland, are January and February, with an average of 5.1h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration in Crestleigh is 5.1h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Crestleigh, MD

Average temperature in January - Crestleigh, MD
  • Average high temperature in January: 38.1°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Crestleigh, MD

Average pressure in January - Crestleigh, 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
Crestleigh, MD

Average wind speed in January - Crestleigh, MD
  • Average wind speed in January: 8.5mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in January
Crestleigh, MD

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

The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in January
Crestleigh, MD

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

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in January
Crestleigh, MD

Average rainfall days in January - Crestleigh, MD
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in January
Crestleigh, MD

Average snowfall in January - Crestleigh, MD
  • Average snowfall in January: 2.52"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Crestleigh, MD

Average snowfall days in January - Crestleigh, MD
  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is February (4.6 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
Crestleigh, MD

Average daylight in January / Average sunshine in January - Crestleigh, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).

Average sunshine days in January
Crestleigh, MD

Average sunshine days in January - Crestleigh, MD
  • Average sunshine days in January: 18.2 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).

Average UV index in January
Crestleigh, MD

Average UV index in January - Crestleigh, 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).

Average cloud cover in January
Crestleigh, MD

Average cloud cover in January - Crestleigh, 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).

Average visibility in January
Crestleigh, MD

Average visibility in January - Crestleigh, 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).

Crestleigh, Maryland, USA

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