January weather forecast
Harris Heights, MD

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Weather in January

January, the same as December, is another cold winter month in Harris Heights, Maryland, with an average temperature varying between 27.7°F (-2.4°C) and 38.8°F (3.8°C).

Temperature

January, noted for its average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 27.7°F (-2.4°C), is considered the coldest month.

Humidity

The average relative humidity in January in Harris Heights, Maryland, is 73%.

Rainfall

January is the month with the least rainfall. Rain falls for 8.4 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. The month with the most snowfall in Harris Heights is January, when snow falls for 3.8 days and typically aggregates up to 2.09" (53mm) of snow.

Daylight

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 4:53 pm. On the last day of January, in Harris Heights, sunrise is at 7:14 am and sunset at 5:25 pm EST.

Sunshine

In January, the average sunshine is 5.3h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harris Heights, Maryland. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What time of the year is the coldest in Harris Heights?

January, noted for its average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 27.7°F (-2.4°C), is considered the coldest month.

How cold does it get in Harris Heights in January?

In Harris Heights, 38.8°F (3.8°C) is the average high-temperature and 27.7°F (-2.4°C) is the average low-temperature during January.

What is the average humidity in January in Harris Heights?

The average relative humidity in January in Harris Heights, Maryland, is 73%.

What is the driest month in Harris Heights?

January is the month with the least rainfall in Harris Heights. Rain falls for 8.4 days and accumulates 1.81" (46mm) of precipitation.

How much does it rain in Harris Heights in January?

In Harris Heights, Maryland, in January, during 8.4 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When does it snow the most in Harris Heights?

January is the month with the most snowfall. Snow falls for 3.8 days and accumulates 2.09" (53mm) of snow.

How much does it snow in Harris Heights in January?

In Harris Heights, Maryland, in January, snow falls for 3.8 days, with typically accumulated 2.09" (53mm) of snow.

What is the average length of the day in January in Harris Heights?

In January, the average day length is 9h and 47min.

What time are sunrise and sunset in January in Harris Heights?

On the first day of January, sunrise is at 7:25 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:25 pm EST.

How long on average sun shines in January in Harris Heights?

In Harris Heights, Maryland, the average sunshine duration in January is 5.3h.

What is the month with the lowest UV index in Harris Heights?

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

What is the UV index reading in January in Harris Heights?

The average daily maximum UV index in January in Harris Heights is 2. A UV Index reading 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
Harris Heights, MD

Average temperature in January - Harris Heights, MD
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 27.7°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in January
Harris Heights, MD

Average pressure in January - Harris Heights, 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
Harris Heights, MD

Average wind speed in January - Harris Heights, MD
  • Average wind speed in January: 9.1mph

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in January
Harris Heights, MD

Average humidity in January - Harris Heights, MD
  • Average humidity in January: 73%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are March, April and July (72%).

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Average rainfall in January
Harris Heights, MD

Average rainfall in January - Harris Heights, MD
  • Average rainfall in January: 1.81"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").

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Average rainfall days in January
Harris Heights, MD

Average rainfall days in January - Harris Heights, MD
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).

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Average snowfall in January
Harris Heights, MD

Average snowfall in January - Harris Heights, MD
  • Average snowfall in January: 2.09"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Harris Heights, MD

Average snowfall days in January - Harris Heights, MD
  • Average snowfall days in January: 3.8 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Harris Heights, MD

Average daylight in January / Average sunshine in January - Harris 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 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
Harris Heights, MD

Average sunshine days in January - Harris Heights, MD
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).

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Average UV index in January
Harris Heights, MD

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

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Average cloud cover in January
Harris Heights, MD

Average cloud cover in January - Harris Heights, MD
  • Average cloud cover in January: 43

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in January
Harris Heights, MD

Average visibility in January - Harris 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).

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Harris Heights, Maryland, USA

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