January weather forecast
Overlea, MD

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Weather in January

January, like December, in Overlea, Maryland, is an icy winter month, with an average temperature fluctuating between 38.5°F (3.6°C) and 27°F (-2.8°C).

Temperature

Overlea reaches its lowest average temperatures in January, measuring 38.5°F (3.6°C) at the peak and 27°F (-2.8°C) at the lowest.

Humidity

In Overlea, the average relative humidity in January is 74%.

Rainfall

January is the month with the least rainfall in Overlea, Maryland. Rain falls for 7.2 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

January through March and December are months with snowfall. January is the month with the most snowfall. Snow falls for 3.1 days and accumulates 0.75" (19mm) of snow.

Daylight

In Overlea, the average length of the day in January is 9h and 46min.
On the first day of January, sunrise is at 7:25 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:24 pm EST.

Sunshine

In Overlea, the average sunshine in January is 5.2h.

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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

What is the coldest month?

In Overlea, the lowest temperatures are generally noted in January, averaging a high of 38.5°F (3.6°C) and a low of 27°F (-2.8°C).

Is it cold during January?

The high-temperature, in January, in Overlea, is 38.5°F (3.6°C), while the low-temperature averages to 27°F (-2.8°C).

What is the average humidity in January in Overlea?

In Overlea, the average relative humidity in January is 74%.

What is the driest month in Overlea?

The month with the least rainfall in Overlea, Maryland, is January, when the rain falls for 7.2 days and typically collects 0.59" (15mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 7.2 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 3.1 days and accumulates 0.75" (19mm) of snow.

How much does it snow in Overlea in January?

In Overlea, Maryland, in January, during 3.1 snowfall days, 0.75" (19mm) of snow is typically accumulated.

What is the average length of the day in January?

In Overlea, the average day length in January is 9h and 46min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:25 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:24 pm EST.

How many hours of sunshine does Overlea have in January?

In January, the average sunshine duration is 5.2h.

What is the month 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 reading in January?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Overlea, MD

Average temperature in January - Overlea, MD
  • Average high temperature in January: 38.5°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 (38.5°F).

  • Average low temperature in January: 27°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in January
Overlea, MD

Average pressure in January - Overlea, 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
Overlea, MD

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

The windiest months (with the highest average wind speed) are January, February and March (9.3mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in January
Overlea, MD

Average humidity in January - Overlea, MD
  • Average humidity in January: 74%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are March, April and November (73%).

Average rainfall in January
Overlea, MD

Average rainfall in January - Overlea, MD
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in January
Overlea, MD

Average rainfall days in January - Overlea, MD
  • Average rainfall days in January: 7.2 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is November (6.3 days).

Average snowfall in January
Overlea, MD

Average snowfall in January - Overlea, 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, October and November (0").

Average snowfall days in January
Overlea, MD

Average snowfall days in January - Overlea, MD
  • Average snowfall days in January: 3.1 days

The month with the highest number of snowfall days is January (3.1 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
Overlea, MD

Average daylight in January / Average sunshine in January - Overlea, 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 24min).

  • 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 0min).

Average sunshine days in January
Overlea, MD

Average sunshine days in January - Overlea, MD
  • Average sunshine days in January: 20.8 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (12.9 days).

Average UV index in January
Overlea, MD

Average UV index in January - Overlea, 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
Overlea, MD

Average cloud cover in January - Overlea, 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
Overlea, MD

Average visibility in January - Overlea, 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).

Overlea, Maryland, USA

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