January weather forecast
Waldorf, MD

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Weather in January

January, like December, in Waldorf, Maryland, is a wintry winter month, with an average temperature ranging between min 28.4°F (-2°C) and max 41.5°F (5.3°C).

Temperature

January, with its average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 28.4°F (-2°C), holds the record as the coldest month.

Humidity

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

Rainfall

January is the month with the least rainfall in Waldorf. Rain falls for 9.3 days and accumulates 1.85" (47mm) of precipitation.

Snowfall

Months with snowfall in Waldorf are January through April, November and December. January is the month with the most snowfall. Snow falls for 4.3 days and accumulates 2.32" (59mm) of snow.

Daylight

In January, the average length of the day in Waldorf is 9h and 50min.
On the first day of January, sunrise is at 7:25 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:27 pm EST.

Sunshine

In Waldorf, the average sunshine in January is 5.2h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 2 in January leads to these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the coldest time of year in Waldorf?

In Waldorf, January is the coldest month, with temperatures averaging a high of 41.5°F (5.3°C) and a low of 28.4°F (-2°C).

How cold does it get in Waldorf in January?

In January, the average high-temperature and low-temperature are 41.5°F (5.3°C) and 28.4°F (-2°C) respectively.

What is the least humid month in Waldorf?

The months with the lowest humidity in Waldorf, Maryland, are January, March and April, with an average relative humidity of 73%.

What is the average humidity in January in Waldorf?

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

What is the driest month in Waldorf?

January is the month with the least rainfall in Waldorf. Rain falls for 9.3 days and accumulates 1.85" (47mm) of precipitation.

How much does it rain in Waldorf in January?

In Waldorf, Maryland, in January, it is raining for 9.3 days, with typically 1.85" (47mm) of accumulated precipitation.

What is the snowiest month in Waldorf?

January is the month with the most snowfall in Waldorf, Maryland. Snow falls for 4.3 days and accumulates 2.32" (59mm) of snow.

How many days does it snow in January in Waldorf?

In Waldorf, Maryland, during January, snow falls for 4.3 days and regularly aggregates up to 2.32" (59mm) of snow.

How many hours of daylight does Waldorf have in January?

The average day length in January in Waldorf, Maryland, is 9h and 50min.

When is the sunrise / sunset in January in Waldorf?

In January, on the first day of the month, sunrise is at 7:25 am and sunset at 4:56 pm. On the last day of the month, in Waldorf, Maryland, sunrise is at 7:14 am and sunset at 5:27 pm EST.

How long on average sun shines in January in Waldorf?

In Waldorf, the average sunshine duration in January is 5.2h.

When is the lowest UV index in Waldorf?

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

What is the UV index intensity in January in Waldorf?

The average daily maximum UV index in January in Waldorf is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
46.9°F 8.3°C
41.5°F 5.3°C
45.9°F 7.7°C
Average low temperature
34.5°F 1.4°C
28.4°F -2°C
30.7°F -0.7°C
Average pressure
30.11" 765mmHg
30.11" 765mmHg
30.08" 764mmHg
Average wind speed
6.7mph 10.8km/h
7.4mph 11.9km/h
7.6mph 12.2km/h
Average max. wind speed
7.3mph 11.7km/h
8mph 12.9km/h
8.1mph 13km/h
Average wind speed gusts
11.1mph 17.9km/h
12mph 19.3km/h
12.3mph 19.8km/h
Average humidity
77%
73%
74%
Average rainfall
2.28" 58mm
1.85" 47mm
2.09" 53mm
Average rainfall days
11.5
9.3
9.8
Average snowfall
1.02" 26mm
2.32" 59mm
1.57" 40mm
Average snowfall days
2
4.3
3.9
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
5h 0min
5h 1min
5h 0min
Average sunshine days
16.9
17.7
15.1
Average UV index
2
2
2
Average cloud cover
45%
43%
45%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Waldorf, MD

Average temperature in January - Waldorf, MD
  • Average high temperature in January: 41.5°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in January: 28.4°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in January
Waldorf, MD

Average pressure in January - Waldorf, MD
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in January
Waldorf, MD

Average wind speed in January - Waldorf, MD
  • Average wind speed in January: 7.4mph

The windiest months (with the highest average wind speed) are March and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in January
Waldorf, MD

Average humidity in January - Waldorf, MD
  • Average humidity in January: 73%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March and April (73%).

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Average rainfall in January
Waldorf, MD

Average rainfall in January - Waldorf, MD
  • Average rainfall in January: 1.85"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in January
Waldorf, MD

Average rainfall days in January - Waldorf, MD
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in January
Waldorf, MD

Average snowfall in January - Waldorf, MD
  • Average snowfall in January: 2.32"

The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Waldorf, MD

Average snowfall days in January - Waldorf, MD
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is January (4.3 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
Waldorf, MD

Average daylight in January / Average sunshine in January - Waldorf, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).

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Average sunshine days in January
Waldorf, MD

Average sunshine days in January - Waldorf, MD
  • Average sunshine days in January: 17.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in January
Waldorf, MD

Average UV index in January - Waldorf, 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
Waldorf, MD

Average cloud cover in January - Waldorf, MD
  • Average cloud cover in January: 43

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in January
Waldorf, MD

Average visibility in January - Waldorf, MD
  • Average visibility in January: 6mi

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

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Waldorf, Maryland, USA

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