January weather forecast
Blair Woods, MD

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Weather in January

January, the same as December, is a wintry winter month in Blair Woods, Maryland, with an average temperature varying between 29.5°F (-1.4°C) and 40.1°F (4.5°C).

Temperature

Blair Woods experiences its lowest average temperatures in January, reaching a peak of 40.1°F (4.5°C) and a minimum of 29.5°F (-1.4°C).

Humidity

January and November, with an average relative humidity of 73%, are the least humid months.

Rainfall

In Blair Woods, in January, during 9.3 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, in Blair Woods, there are 159 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Blair Woods. The month with the most snowfall is January, when snow falls for 4.2 days and typically aggregates up to 1.42" (36mm) of snow.

Daylight

In Blair Woods, the average length of the day in January is 9h and 49min.
On the first day of the month, sunrise is at 7:23 am and sunset at 4:53 pm. On the last day of January, sunrise is at 7:11 am and sunset at 5:24 pm EST.

Sunshine

The average sunshine in January in Blair Woods is 5.3h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Blair Woods. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In January, an average UV index of 2 transforms into the following instructions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the coldest month in Blair Woods?

January, with an average high of 40.1°F (4.5°C) and a low of 29.5°F (-1.4°C), signifies the coldest month of the year.

Is it cold in Blair Woods during January?

January temperatures in Blair Woods vary between a high-temperature of 40.1°F (4.5°C) and a low-temperature of 29.5°F (-1.4°C).

What are the least humid months in Blair Woods?

January and November, with an average relative humidity of 73%, are the least humid months in Blair Woods.

What is the average humidity in January in Blair Woods?

In January, the average relative humidity in Blair Woods, Maryland, is 73%.

How much does it rain in Blair Woods in January?

In Blair Woods, Maryland, during January, the rain falls for 9.3 days and regularly aggregates up to 2.05" (52mm) of precipitation.

What is the snowiest month in Blair Woods?

January is the month with the most snowfall. Snow falls for 4.2 days and accumulates 1.42" (36mm) of snow.

How many days does it snow in January in Blair Woods?

In Blair Woods, Maryland, in January, during 4.2 snowfall days, 1.42" (36mm) of snow is typically accumulated.

What is the average length of the day in January in Blair Woods?

In Blair Woods, Maryland, the average day length in January is 9h and 49min.

When are sunrise and sunset in January in Blair Woods?

On the first day of January in Blair Woods, Maryland, sunrise is at 7:23 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:24 pm EST.

How long on average sun shines in January in Blair Woods?

In Blair Woods, Maryland, the average sunshine duration in January is 5.3h.

What is the month with the lowest UV index in Blair Woods?

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

What is the UV index reading in January in Blair Woods?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
46.2°F 7.9°C
40.1°F 4.5°C
43.3°F 6.3°C
Average low temperature
36.3°F 2.4°C
29.5°F -1.4°C
31.5°F -0.3°C
Average pressure
30.11" 765mmHg
30.1" 765mmHg
30.07" 764mmHg
Average wind speed
9.2mph 14.8km/h
10mph 16.1km/h
10.1mph 16.3km/h
Average max. wind speed
10.1mph 16.3km/h
10.9mph 17.5km/h
10.9mph 17.5km/h
Average wind speed gusts
15.4mph 24.8km/h
16.5mph 26.6km/h
16.8mph 27km/h
Average humidity
76%
73%
74%
Average rainfall
2.91" 74mm
2.05" 52mm
2.4" 61mm
Average rainfall days
11.4
9.3
10.9
Average snowfall
0.31" 8mm
1.42" 36mm
0.98" 25mm
Average snowfall days
1.7
4.2
3
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
5h 1min
5h 2min
5h 0min
Average sunshine days
17.4
18.2
14.6
Average UV index
2
2
3
Average cloud cover
45%
43%
45%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Blair Woods, MD

Average temperature in January - Blair Woods, MD
  • Average high temperature in January: 40.1°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in January: 29.5°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in January
Blair Woods, MD

Average pressure in January - Blair Woods, MD
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Blair Woods, MD

Average wind speed in January - Blair Woods, MD
  • Average wind speed in January: 10mph

The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in January
Blair Woods, MD

Average humidity in January - Blair Woods, MD
  • Average humidity in January: 73%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).

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Average rainfall in January
Blair Woods, MD

Average rainfall in January - Blair Woods, MD
  • Average rainfall in January: 2.05"

The wettest month (with the highest rainfall) is July (3.31").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in January
Blair Woods, MD

Average rainfall days in January - Blair Woods, MD
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in January
Blair Woods, MD

Average snowfall in January - Blair Woods, MD
  • Average snowfall in January: 1.42"

The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Blair Woods, MD

Average snowfall days in January - Blair Woods, MD
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 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
Blair Woods, MD

Average daylight in January / Average sunshine in January - Blair Woods, 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 0min).

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Average sunshine days in January
Blair Woods, MD

Average sunshine days in January - Blair Woods, MD
  • Average sunshine days in January: 18.2 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (11.1 days).

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Average UV index in January
Blair Woods, MD

Average UV index in January - Blair Woods, 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
Blair Woods, MD

Average cloud cover in January - Blair Woods, MD
  • Average cloud cover in January: 43

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

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Average visibility in January
Blair Woods, MD

Average visibility in January - Blair Woods, 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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Blair Woods, Maryland, USA

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