January weather forecast
Walnut Lake, MD

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Weather in January

January, like December, in Walnut Lake, Maryland, is an icy winter month, with an average temperature ranging between max 40.3°F (4.6°C) and min 29.8°F (-1.2°C).

Temperature

January, known for its average high temperature of 40.3°F (4.6°C) and an average low temperature of 29.8°F (-1.2°C), is the coldest month.

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 6 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 2.3 days and accumulates 0.67" (17mm) of snow.

Daylight

The average length of the day in January is 9h and 49min.
On the first day of January in Walnut Lake, sunrise is at 7:24 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.

Sunshine

The average sunshine in January is 5.3h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

Walnut Lake's January weather reaches an average high of 40.3°F (4.6°C) and an average low of 29.8°F (-1.2°C), making it the coldest month.

How cold does it get in Walnut Lake in January?

An average high-temperature, in January, in Walnut Lake, is 40.3°F (4.6°C) and the average low-temperature is 29.8°F (-1.2°C).

What is the least humid month?

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 Walnut Lake, the average relative humidity in January is 72%.

What is the driest month in Walnut Lake?

January is the month with the least rainfall. Rain falls for 6 days and accumulates 0.47" (12mm) of precipitation.

How many days does it rain in January?

In Walnut Lake, in January, it is raining for 6 days, with typically 0.47" (12mm) of accumulated precipitation.

What is the snowiest month in Walnut Lake?

The month with the most snowfall in Walnut Lake is January, when snow falls for 2.3 days and typically aggregates up to 0.67" (17mm) of snow.

How many days does it snow in January in Walnut Lake?

In January, it is snowing for 2.3 days. Throughout January, 0.67" (17mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 49min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:24 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 Walnut Lake, the average sunshine duration in January is 5.3h.

What is the month with the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
46°F 7.8°C
40.3°F 4.6°C
43°F 6.1°C
Average low temperature
36.5°F 2.5°C
29.8°F -1.2°C
32°F 0°C
Average pressure
30.11" 765mmHg
30.1" 765mmHg
30.07" 764mmHg
Average wind speed
9.3mph 15km/h
10mph 16.1km/h
9.9mph 15.9km/h
Average max. wind speed
9.9mph 15.9km/h
10.7mph 17.2km/h
10.6mph 17.1km/h
Average wind speed gusts
15.1mph 24.3km/h
16mph 25.7km/h
16.5mph 26.6km/h
Average humidity
75%
72%
73%
Average rainfall
0.67" 17mm
0.47" 12mm
0.55" 14mm
Average rainfall days
7.4
6
6.4
Average snowfall
0.12" 3mm
0.67" 17mm
0.2" 5mm
Average snowfall days
1.5
2.3
2.5
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
5h 1min
5h 2min
5h 0min
Average sunshine days
21.5
23
19.2
Average UV index
2
2
2
Average cloud cover
44%
43%
45%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Walnut Lake, MD

Average temperature in January - Walnut Lake, MD
  • Average high temperature in January: 40.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in January: 29.8°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in January
Walnut Lake, MD

Average pressure in January - Walnut Lake, 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).

Average wind speed in January
Walnut Lake, MD

Average wind speed in January - Walnut Lake, MD
  • Average wind speed in January: 10mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in January
Walnut Lake, MD

Average humidity in January - Walnut Lake, 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%).

Average rainfall in January
Walnut Lake, MD

Average rainfall in January - Walnut Lake, MD
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in January
Walnut Lake, MD

Average rainfall days in January - Walnut Lake, MD
  • Average rainfall days in January: 6 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

Average snowfall in January
Walnut Lake, MD

Average snowfall in January - Walnut Lake, MD
  • Average snowfall in January: 0.67"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Walnut Lake, MD

Average snowfall days in January - Walnut Lake, MD
  • Average snowfall days in January: 2.3 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Walnut Lake, MD

Average daylight in January / Average sunshine in January - Walnut Lake, 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in January
Walnut Lake, MD

Average sunshine days in January - Walnut Lake, MD
  • Average sunshine days in January: 23 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

Average UV index in January
Walnut Lake, MD

Average UV index in January - Walnut Lake, 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).

Average cloud cover in January
Walnut Lake, MD

Average cloud cover in January - Walnut Lake, 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).

Average visibility in January
Walnut Lake, MD

Average visibility in January - Walnut Lake, 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).

Walnut Lake, Maryland, USA

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