January weather forecast
Forest Heights, MD

Share

Weather in January

January, the same as December, is an icy winter month in Forest Heights, Maryland, with an average temperature fluctuating between 27.7°F (-2.4°C) and 40.6°F (4.8°C).

Temperature

January is the month that records the lowest temperatures, with averages ranging from a high of 40.6°F (4.8°C) to a low of 27.7°F (-2.4°C).

Humidity

In Forest Heights, the average relative humidity in January is 72%.

Rainfall

In Forest Heights, in January, during 9.9 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, in Forest Heights, Maryland, there are 158.2 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Forest Heights. The month with the most snowfall in Forest Heights is January, when snow falls for 4.5 days and typically aggregates up to 2.48" (63mm) of snow.

Daylight

In Forest Heights, Maryland, the average length of the day in January is 9h and 49min.
On the first day of January in Forest Heights, sunrise is at 7:26 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:27 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

The months with the lowest UV index in Forest Heights are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 in January translates into these instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
[Resources]

Frequently asked questions

What is the coldest month in Forest Heights?

With an average high-temperature of 40.6°F (4.8°C) and an average low-temperature of 27.7°F (-2.4°C), January is the coldest month in Forest Heights, Maryland.

How cold is it in Forest Heights in January?

An average high-temperature, in January, in Forest Heights, is 40.6°F (4.8°C) and the average low-temperature is 27.7°F (-2.4°C).

What is the average humidity in January in Forest Heights?

In January, the average relative humidity in Forest Heights is 72%.

How many days does it rain in January in Forest Heights?

In Forest Heights, Maryland, in January, it is raining for 9.9 days, with typically 2.05" (52mm) of accumulated precipitation.

What is the snowiest month in Forest Heights?

January is the month with the most snowfall in Forest Heights, Maryland. Snow falls for 4.5 days and accumulates 2.48" (63mm) of snow.

How many days does it snow in January in Forest Heights?

In Forest Heights, in January, snow falls for 4.5 days, with typically accumulated 2.48" (63mm) of snow.

What is the average length of the day in January in Forest Heights?

In Forest Heights, the average day length in January is 9h and 49min.

When are sunrise and sunset in January in Forest Heights?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:56 pm. On the last day of the month, in Forest Heights, Maryland, sunrise is at 7:14 am and sunset at 5:27 pm EST.

How long on average sun shines in January in Forest Heights?

The average sunshine duration in January in Forest Heights, Maryland, is 5.2h.

What is the month with the lowest UV index in Forest Heights?

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

What is the UV index reading in January in Forest Heights?

The average daily maximum UV index in January in Forest Heights, Maryland, is 2. A UV Index value of 2, and less, symbolizes 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
Forest Heights, MD

Average temperature in January - Forest Heights, MD
  • Average high temperature in January: 40.6°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in January: 27.7°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

[Resources]

Average pressure in January
Forest Heights, MD

Average pressure in January - Forest Heights, MD
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

[Resources]

Average wind speed in January
Forest Heights, MD

Average wind speed in January - Forest Heights, MD
  • Average wind speed in January: 7.5mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

[Resources]

Average humidity in January
Forest Heights, MD

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

The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).

[Resources]

Average rainfall in January
Forest Heights, MD

Average rainfall in January - Forest Heights, MD
  • Average rainfall in January: 2.05"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").

[Resources]

Average rainfall days in January
Forest Heights, MD

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

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

[Resources]

Average snowfall in January
Forest Heights, MD

Average snowfall in January - Forest Heights, MD
  • Average snowfall in January: 2.48"

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in January
Forest Heights, MD

Average snowfall days in January - Forest Heights, MD
  • Average snowfall days in January: 4.5 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Forest Heights, MD

Average daylight in January / Average sunshine in January - Forest Heights, 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 1min

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

[Resources]

Average sunshine days in January
Forest Heights, MD

Average sunshine days in January - Forest Heights, MD
  • Average sunshine days in January: 17.6 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.5 days).

[Resources]

Average UV index in January
Forest Heights, MD

Average UV index in January - Forest Heights, 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).

[Resources]

Average cloud cover in January
Forest Heights, MD

Average cloud cover in January - Forest Heights, 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 30).

[Resources]

Average visibility in January
Forest Heights, MD

Average visibility in January - Forest Heights, MD
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

[Resources]

Forest Heights, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location