January weather forecast
Selby Grove, MD

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Weather in January

January, the same as December, is an icy winter month in Selby Grove, Maryland, with an average temperature ranging between min 28.4°F (-2°C) and max 39.6°F (4.2°C).

Temperature

Selby Grove's January weather reaches an average high of 39.6°F (4.2°C) and an average low of 28.4°F (-2°C), making it the coldest month.

Humidity

January, March, April and November, with an average relative humidity of 72%, are the least humid months in Selby Grove.

Rainfall

In Selby Grove, Maryland, in January, during 9.9 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. In Selby Grove, during the entire year, the rain falls for 155.7 days and collects up to 31.22" (793mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Selby Grove. January is the month with the most snowfall. Snow falls for 4.4 days and accumulates 2.05" (52mm) of snow.

Daylight

In Selby Grove, Maryland, the average length of the day in January is 9h and 47min.
On the first day of the month, sunrise is at 7:25 am and sunset at 4:54 pm. On the last day of January, in Selby Grove, sunrise is at 7:13 am and sunset at 5:25 pm EST.

Sunshine

In Selby Grove, the average sunshine in January is 5.3h.

UV index

The months with the lowest UV index in Selby Grove are January, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 2 translates into these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What is the coldest month in Selby Grove?

With average high temperatures of 39.6°F (4.2°C) and lows of 28.4°F (-2°C), January is the coldest month.

How cold is January in Selby Grove?

January temperatures in Selby Grove vary between a high-temperature of 39.6°F (4.2°C) and a low-temperature of 28.4°F (-2°C).

What is the least humid month in Selby Grove?

January, March, April and November, with an average relative humidity of 72%, are the least humid months.

What is the average humidity in January in Selby Grove?

The average relative humidity in January in Selby Grove, Maryland, is 72%.

How much does it rain in Selby Grove in January?

In January, in Selby Grove, Maryland, the rain falls for 9.9 days. Throughout January, 2.01" (51mm) of precipitation is accumulated.

When does it snow the most in Selby Grove?

The month with the most snowfall in Selby Grove is January, when snow falls for 4.4 days and typically aggregates up to 2.05" (52mm) of snow.

How many days does it snow in January in Selby Grove?

In January, in Selby Grove, Maryland, it is snowing for 4.4 days. Throughout January, 2.05" (52mm) of snow is accumulated.

What is the average length of the day in January in Selby Grove?

In January, the average day length in Selby Grove, Maryland, is 9h and 47min.

When are sunrise and sunset in January in Selby Grove?

On the first day of January in Selby Grove, Maryland, sunrise is at 7:25 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:25 pm EST.

How long on average sun shines in January in Selby Grove?

In Selby Grove, Maryland, the average sunshine duration in January is 5.3h.

When is the lowest UV index in Selby Grove?

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

What is the UV index reading in January in Selby Grove?

The average daily maximum UV index in January in Selby Grove is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Selby Grove, MD

Average temperature in January - Selby Grove, MD
  • Average high temperature in January: 39.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in January: 28.4°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in January
Selby Grove, MD

Average pressure in January - Selby Grove, MD
  • Average pressure in January: 30.1"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).

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Average wind speed in January
Selby Grove, MD

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

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in January
Selby Grove, MD

Average humidity in January - Selby Grove, MD
  • Average humidity in January: 72%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in January
Selby Grove, MD

Average rainfall in January - Selby Grove, MD
  • Average rainfall in January: 2.01"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in January
Selby Grove, MD

Average rainfall days in January - Selby Grove, MD
  • Average rainfall days in January: 9.9 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in January
Selby Grove, MD

Average snowfall in January - Selby Grove, MD
  • Average snowfall in January: 2.05"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Selby Grove, MD

Average snowfall days in January - Selby Grove, MD
  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is January (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
Selby Grove, MD

Average daylight in January / Average sunshine in January - Selby Grove, 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 2min

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 6min).

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Average sunshine days in January
Selby Grove, MD

Average sunshine days in January - Selby Grove, MD
  • Average sunshine days in January: 17.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in January
Selby Grove, MD

Average UV index in January - Selby Grove, 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
Selby Grove, MD

Average cloud cover in January - Selby Grove, MD
  • Average cloud cover in January: 43

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in January
Selby Grove, MD

Average visibility in January - Selby Grove, 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).

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Selby Grove, Maryland, USA

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