January weather forecast
Fort Washington, MD

Weather in January

January, like December, in Fort Washington, Maryland, is another cold winter month, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 27.7°F (-2.4°C).

Temperature

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.

Humidity

The average relative humidity in January is 72%.

Rainfall

In January, in Fort Washington, Maryland, the rain falls for 9.9 days. Throughout January, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 158.2 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Fort Washington are January through April, November and December. January is the month with the most snowfall. Snow falls for 4.5 days and accumulates 2.48" (63mm) of snow.

Daylight

The average length of the day in January in Fort Washington is 9h and 50min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:28 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Fort Washington?

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 Fort Washington, Maryland.

What is the average humidity in January in Fort Washington?

The average relative humidity in January is 72%.

How many days does it rain in January in Fort Washington?

In Fort Washington, Maryland, in January, during 9.9 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

What is the snowiest month in Fort Washington?

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

How much does it snow in Fort Washington in January?

In January, in Fort Washington, Maryland, it is snowing for 4.5 days. Throughout January, 2.48" (63mm) of snow is accumulated.

How many hours of daylight does Fort Washington have in January?

In Fort Washington, the average day length in January is 9h and 50min.

When is the sunrise / sunset in January in Fort Washington?

On the first day of January in Fort Washington, Maryland, sunrise is at 7:26 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:28 pm EST.

How long on average sun shines in January in Fort Washington?

In Fort Washington, Maryland, the average sunshine duration in January is 5.2h.

When is the lowest UV index in Fort Washington?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Fort Washington, Maryland.

What is the UV index reading in January in Fort Washington?

In January, the average daily maximum UV index in Fort Washington, Maryland, is 2. A UV Index value 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Fort Washington, MD

Average temperature in January - Fort Washington, 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).

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Average pressure in January
Fort Washington, MD

Average pressure in January - Fort Washington, 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).

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Average wind speed in January
Fort Washington, MD

Average wind speed in January - Fort Washington, 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).

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Average humidity in January
Fort Washington, MD

Average humidity in January - Fort Washington, 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%).

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Average rainfall in January
Fort Washington, MD

Average rainfall in January - Fort Washington, 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").

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Average rainfall days in January
Fort Washington, MD

Average rainfall days in January - Fort Washington, 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).

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Average snowfall in January
Fort Washington, MD

Average snowfall in January - Fort Washington, 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").

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Average snowfall days in January
Fort Washington, MD

Average snowfall days in January - Fort Washington, 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).

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Average daylight in January /
Average sunshine in January
Fort Washington, MD

Average daylight in January / Average sunshine in January - Fort Washington, MD
  • Average daylight in January: 9h and 50min

The month with the longest days is June (Average daylight: 14h and 50min).
The month with the shortest days is December (Average daylight: 9h and 31min).

  • Average sunshine in January: 5h and 12min

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).

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Average sunshine days in January
Fort Washington, MD

Average sunshine days in January - Fort Washington, 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).

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Average UV index in January
Fort Washington, MD

Average UV index in January - Fort Washington, 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).

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Average cloud cover in January
Fort Washington, MD

Average cloud cover in January - Fort Washington, 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).

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Average visibility in January
Fort Washington, MD

Average visibility in January - Fort Washington, 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).

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