January weather forecast
Berwyn Heights, MD

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Weather in January

January, the same as December, is another cold winter month in Berwyn Heights, Maryland, with an average temperature fluctuating between 39.9°F (4.4°C) and 27.7°F (-2.4°C).

Temperature

Temperature readings reach their annual highs in January, averaging 39.9°F (4.4°C) and a minimum average of 27.7°F (-2.4°C).

Humidity

The average relative humidity in January is 72%.

Rainfall

January is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.01" (51mm) of precipitation.

Snowfall

Months with snowfall are January through April and December. January is the month with the most snowfall. Snow falls for 4.1 days and accumulates 2.6" (66mm) of snow.

Daylight

In January, the average length of the day is 9h and 48min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:27 pm EST.

Sunshine

In Berwyn Heights, the average sunshine in January is 5.1h.

UV index

The months with the lowest UV index in Berwyn Heights 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 exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January stands out as Berwyn Heights's coldest month, with temperatures ranging between an average high of 39.9°F (4.4°C) and a low of 27.7°F (-2.4°C).

Is January cold?

During January, Berwyn Heights experiences an average high-temperature of 39.9°F (4.4°C) and a low-temperature of 27.7°F (-2.4°C).

What is the average humidity in January?

In January, the average relative humidity is 72%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.01" (51mm) of precipitation.

How much does it rain in January?

In Berwyn Heights, in January, during 9.3 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When does it snow the most in Berwyn Heights?

The month with the most snowfall is January, when snow falls for 4.1 days and typically aggregates up to 2.6" (66mm) of snow.

How much does it snow in January?

In January, it is snowing for 4.1 days. Throughout January, 2.6" (66mm) of snow is accumulated.

What is the average length of the day in January?

In Berwyn Heights, the average day length in January is 9h and 48min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:27 pm EST.

How long on average sun shines in January?

The average sunshine duration in January is 5.1h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

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

Average temperature in January - Berwyn Heights, MD
  • Average high temperature in January: 39.9°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in January: 27.7°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in January
Berwyn Heights, MD

Average pressure in January - Berwyn 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 (29.94"Hg).

Average wind speed in January
Berwyn Heights, MD

Average wind speed in January - Berwyn Heights, MD
  • Average wind speed in January: 7.9mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in January
Berwyn Heights, MD

Average humidity in January - Berwyn 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%).

Average rainfall in January
Berwyn Heights, MD

Average rainfall in January - Berwyn Heights, MD
  • Average rainfall in January: 2.01"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in January
Berwyn Heights, MD

Average rainfall days in January - Berwyn Heights, MD
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in January
Berwyn Heights, MD

Average snowfall in January - Berwyn Heights, MD
  • Average snowfall in January: 2.6"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in January
Berwyn Heights, MD

Average snowfall days in January - Berwyn Heights, MD
  • Average snowfall days in January: 4.1 days

The month with the highest number of snowfall days is January (4.1 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
Berwyn Heights, MD

Average daylight in January / Average sunshine in January - Berwyn Heights, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in January
Berwyn Heights, MD

Average sunshine days in January - Berwyn Heights, MD
  • Average sunshine days in January: 18.6 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in January
Berwyn Heights, MD

Average UV index in January - Berwyn 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).

Average cloud cover in January
Berwyn Heights, MD

Average cloud cover in January - Berwyn 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 29).

Average visibility in January
Berwyn Heights, MD

Average visibility in January - Berwyn Heights, 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).

Berwyn Heights, Maryland, USA

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