January weather forecast
Twin Knolls, MD

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Weather in January

January, the same as December, is another cold winter month in Twin Knolls, Maryland, with an average temperature varying between 24.8°F (-4°C) and 37.4°F (3°C).

Temperature

In Twin Knolls, the month of January registers the lowest temperatures, averaging 37.4°F (3°C) at the peak and 24.8°F (-4°C) at the lowest.

Humidity

The months with the lowest humidity are January, March, April, July and November, with an average relative humidity of 75%.

Rainfall

In January, in Twin Knolls, the rain falls for 8.3 days. Throughout January, 2.09" (53mm) of precipitation is accumulated. In Twin Knolls, Maryland, during the entire year, the rain falls for 158.9 days and collects up to 31.38" (797mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Twin Knolls, during January, snow falls for 6.6 days and regularly aggregates up to 2.36" (60mm) of snow. In Twin Knolls, during the entire year, snow falls for 21.2 days and aggregates up to 10.55" (268mm) of snow.

Daylight

In January, the average length of the day in Twin Knolls is 9h and 46min.
On the first day of January in Twin Knolls, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:25 pm EST.

Sunshine

The average sunshine in January in Twin Knolls is 4.8h.

UV index

The months with the lowest UV index in Twin Knolls are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 2 in January translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the coldest month in Twin Knolls?

In Twin Knolls, January is known for its average lowest temperatures, reaching a high of 37.4°F (3°C) and a low of 24.8°F (-4°C).

How cold is January in Twin Knolls?

The high-temperature in Twin Knolls during January is 37.4°F (3°C) and the low-temperature is 24.8°F (-4°C).

What are the least humid months in Twin Knolls?

The months with the lowest humidity in Twin Knolls, Maryland, are January, March, April, July and November, with an average relative humidity of 75%.

What is the average humidity in January in Twin Knolls?

In January, the average relative humidity is 75%.

How much does it rain in Twin Knolls in January?

In Twin Knolls, in January, during 8.3 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

How much does it snow in Twin Knolls in January?

In Twin Knolls, Maryland, in January, during 6.6 snowfall days, 2.36" (60mm) of snow is typically accumulated.

What is the average length of the day in January in Twin Knolls?

The average day length in January in Twin Knolls, Maryland, is 9h and 46min.

When are sunrise and sunset in January in Twin Knolls?

In January, on the first day of the month, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of the month, in Twin Knolls, sunrise is at 7:15 am and sunset at 5:25 pm EST.

How long on average sun shines in January in Twin Knolls?

The average sunshine duration in January in Twin Knolls is 4.8h.

What is the month with the lowest UV index in Twin Knolls?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Twin Knolls, Maryland.

What is the UV index intensity in January in Twin Knolls?

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
Twin Knolls, MD

Average temperature in January - Twin Knolls, MD
  • Average high temperature in January: 37.4°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in January: 24.8°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

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Average pressure in January
Twin Knolls, MD

Average pressure in January - Twin Knolls, 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
Twin Knolls, MD

Average wind speed in January - Twin Knolls, MD
  • Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in January
Twin Knolls, MD

Average humidity in January - Twin Knolls, MD
  • Average humidity in January: 75%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, March, April, July and November (75%).

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Average rainfall in January
Twin Knolls, MD

Average rainfall in January - Twin Knolls, MD
  • Average rainfall in January: 2.09"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is February (1.89").

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Average rainfall days in January
Twin Knolls, MD

Average rainfall days in January - Twin Knolls, MD
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in January
Twin Knolls, MD

Average snowfall in January - Twin Knolls, MD
  • Average snowfall in January: 2.36"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Twin Knolls, MD

Average snowfall days in January - Twin Knolls, MD
  • Average snowfall days in January: 6.6 days

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Twin Knolls, MD

Average daylight in January / Average sunshine in January - Twin Knolls, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in January
Twin Knolls, MD

Average sunshine days in January - Twin Knolls, MD
  • Average sunshine days in January: 17.4 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in January
Twin Knolls, MD

Average UV index in January - Twin Knolls, 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).

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Average cloud cover in January
Twin Knolls, MD

Average cloud cover in January - Twin Knolls, MD
  • Average cloud cover in January: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in January
Twin Knolls, MD

Average visibility in January - Twin Knolls, MD
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

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Twin Knolls, Maryland, USA

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