January weather forecast
Chevy Chase, MD

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Weather in January

January, like December, in Chevy Chase, Maryland, is a wintry winter month, with an average temperature varying between 39.9°F (4.4°C) and 27°F (-2.8°C).

Temperature

With average high and low temperatures of 39.9°F (4.4°C) and 27°F (-2.8°C) respectively, January is Chevy Chase's coldest month.

Humidity

In January, the average relative humidity in Chevy Chase is 72%.

Rainfall

The month with the least rainfall in Chevy Chase, Maryland, is January, when the rain falls for 8.7 days and typically collects 1.69" (43mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 4.3 days and accumulates 2.6" (66mm) of snow.

Daylight

In January, the average length of the day in Chevy Chase is 9h and 48min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:56 pm. On the last day of January, in Chevy Chase, sunrise is at 7:15 am and sunset at 5:27 pm EST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5h of sunshine.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 2 during January translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What is the coldest month in Chevy Chase?

Chevy Chase's January weather, with an average high temperature of 39.9°F (4.4°C) and an average low temperature of 27°F (-2.8°C), tends to be the coldest of the year.

How cold is it in Chevy Chase in January?

Chevy Chase in January has an average high-temperature of 39.9°F (4.4°C) and an average low-temperature of 27°F (-2.8°C).

What is the average humidity in January in Chevy Chase?

In Chevy Chase, the average relative humidity in January is 72%.

What is the driest month in Chevy Chase?

The month with the least rainfall is January, when the rain falls for 8.7 days and typically collects 1.69" (43mm) of precipitation.

How much does it rain in Chevy Chase in January?

In Chevy Chase, Maryland, during January, the rain falls for 8.7 days and regularly aggregates up to 1.69" (43mm) of precipitation.

What is the snowiest month in Chevy Chase?

January is the month with the most snowfall in Chevy Chase, Maryland. Snow falls for 4.3 days and accumulates 2.6" (66mm) of snow.

How much does it snow in Chevy Chase in January?

In Chevy Chase, during January, snow falls for 4.3 days and regularly aggregates up to 2.6" (66mm) of snow.

How many hours of daylight does Chevy Chase have in January?

In Chevy Chase, Maryland, the average day length in January is 9h and 48min.

When are sunrise and sunset in January in Chevy Chase?

On the first day of January, sunrise is at 7:27 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:27 pm EST.

What are the months with the least sunshine in Chevy Chase?

January, February and December, with an average of 5h of sunshine, are months with the least sunshine in Chevy Chase, Maryland.

How many hours of sunshine does Chevy Chase have in January?

In Chevy Chase, the average sunshine duration in January is 5h.

What are the months with the lowest UV index in Chevy Chase?

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

How high is the UV index in January in Chevy Chase?

In January, the average daily maximum UV index in Chevy Chase, Maryland, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Chevy Chase, MD

Average temperature in January - Chevy Chase, MD
  • Average high temperature in January: 39.9°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 (39.9°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).

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Average pressure in January
Chevy Chase, MD

Average pressure in January - Chevy Chase, 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
Chevy Chase, MD

Average wind speed in January - Chevy Chase, MD
  • Average wind speed in January: 7.6mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Chevy Chase, MD

Average humidity in January - Chevy Chase, MD
  • Average humidity in January: 72%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in January
Chevy Chase, MD

Average rainfall in January - Chevy Chase, MD
  • Average rainfall in January: 1.69"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in January
Chevy Chase, MD

Average rainfall days in January - Chevy Chase, MD
  • Average rainfall days in January: 8.7 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in January
Chevy Chase, MD

Average snowfall in January - Chevy Chase, 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 and October (0").

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Average snowfall days in January
Chevy Chase, MD

Average snowfall days in January - Chevy Chase, MD
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is February (4.4 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
Chevy Chase, MD

Average daylight in January / Average sunshine in January - Chevy Chase, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).

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Average sunshine days in January
Chevy Chase, MD

Average sunshine days in January - Chevy Chase, MD
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (20.4 days).
The months with the least sunshine days are May and July (12.3 days).

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Average UV index in January
Chevy Chase, MD

Average UV index in January - Chevy Chase, 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, November and December (UV index 2).

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Average cloud cover in January
Chevy Chase, MD

Average cloud cover in January - Chevy Chase, MD
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in January
Chevy Chase, MD

Average visibility in January - Chevy Chase, 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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Chevy Chase, Maryland, USA

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