January weather forecast
Longwoods, MD

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Weather in January

January, like December, in Longwoods, Maryland, is an icy winter month, with an average temperature varying between 40.6°F (4.8°C) and 29.7°F (-1.3°C).

Temperature

Longwoods's coldest month, January, registers temperatures that range from a high of 40.6°F (4.8°C) to a low of 29.7°F (-1.3°C).

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 3 days and typically aggregates up to 0.59" (15mm) of snow.

Daylight

The average length of the day in January is 9h and 49min.
On the first day of January, sunrise is at 7:22 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:23 pm EST.

Sunshine

In January, the average sunshine in Longwoods is 5.4h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Longwoods. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 during January leads to these advisories:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What are the coldest months in Longwoods?

The month of January sees the average lowest temperatures, reaching 40.6°F (4.8°C) at the peak and 29.7°F (-1.3°C) at the low.

Is January cold in Longwoods?

In Longwoods, 40.6°F (4.8°C) is the average high-temperature and 29.7°F (-1.3°C) is the average low-temperature during January.

What is the least humid month in Longwoods?

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

What is the average humidity in January in Longwoods?

In January, the average relative humidity is 73%.

What is the driest month in Longwoods?

The month with the least rainfall is January, when the rain falls for 7.5 days and typically collects 0.75" (19mm) of precipitation.

How much does it rain in Longwoods in January?

In January, in Longwoods, Maryland, the rain falls for 7.5 days. Throughout January, 0.75" (19mm) of precipitation is accumulated.

What is the snowiest month in Longwoods?

The month with the most snowfall is January, when snow falls for 3 days and typically aggregates up to 0.59" (15mm) of snow.

How much does it snow in Longwoods in January?

In Longwoods, Maryland, in January, snow falls for 3 days, with typically accumulated 0.59" (15mm) of snow.

What is the average length of the day in January in Longwoods?

In Longwoods, the average day length in January is 9h and 49min.

What time are sunrise and sunset in January in Longwoods?

On the first day of January, sunrise is at 7:22 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:23 pm EST.

How many hours of sunshine does Longwoods have in January?

In January, the average sunshine duration in Longwoods is 5.4h.

What are the months with the lowest UV index in Longwoods?

January, February 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 Longwoods?

The average daily maximum UV index in January in Longwoods, Maryland, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
46.8°F 8.2°C
40.6°F 4.8°C
44.2°F 6.8°C
Average low temperature
36.1°F 2.3°C
29.7°F -1.3°C
32°F 0°C
Average pressure
30.11" 765mmHg
30.1" 765mmHg
30.07" 764mmHg
Average wind speed
8.9mph 14.3km/h
9.8mph 15.8km/h
9.9mph 15.9km/h
Average max. wind speed
9.6mph 15.4km/h
10.5mph 16.9km/h
10.6mph 17.1km/h
Average wind speed gusts
14.9mph 24km/h
16mph 25.7km/h
16.3mph 26.2km/h
Average humidity
76%
73%
74%
Average rainfall
1.02" 26mm
0.75" 19mm
1.02" 26mm
Average rainfall days
8.6
7.5
7.4
Average snowfall
0.43" 11mm
0.59" 15mm
0.39" 10mm
Average snowfall days
1.5
3
2.3
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
5h 2min
5h 2min
5h 1min
Average sunshine days
20.1
20.3
16.8
Average UV index
2
2
2
Average cloud cover
44%
42%
44%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Longwoods, MD

Average temperature in January - Longwoods, MD
  • Average high temperature in January: 40.6°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 (40.6°F).

  • Average low temperature in January: 29.7°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in January
Longwoods, MD

Average pressure in January - Longwoods, 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
Longwoods, MD

Average wind speed in January - Longwoods, MD
  • Average wind speed in January: 9.8mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in January
Longwoods, MD

Average humidity in January - Longwoods, 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
Longwoods, MD

Average rainfall in January - Longwoods, MD
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in January
Longwoods, MD

Average rainfall days in January - Longwoods, MD
  • Average rainfall days in January: 7.5 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is February (7.4 days).

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Average snowfall in January
Longwoods, MD

Average snowfall in January - Longwoods, MD
  • Average snowfall in January: 0.59"

The month with the highest snowfall is January (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Longwoods, MD

Average snowfall days in January - Longwoods, MD
  • Average snowfall days in January: 3 days

The month with the highest number of snowfall days is January (3 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
Longwoods, MD

Average daylight in January / Average sunshine in January - Longwoods, MD
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
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 12min).

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Average sunshine days in January
Longwoods, MD

Average sunshine days in January - Longwoods, MD
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (13 days).

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Average UV index in January
Longwoods, MD

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

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Average cloud cover in January
Longwoods, MD

Average cloud cover in January - Longwoods, MD
  • Average cloud cover in January: 42

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

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Average visibility in January
Longwoods, MD

Average visibility in January - Longwoods, 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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Longwoods, Maryland, USA

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