January weather forecast
Randolph Hills, MD

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Weather in January

January, like December, in Randolph Hills, Maryland, is another cold winter month, with an average temperature fluctuating between 26.2°F (-3.2°C) and 39°F (3.9°C).

Temperature

During the coldest month, January, temperatures average a high of 39°F (3.9°C) and a low of 26.2°F (-3.2°C).

Humidity

In January, the average relative humidity is 73%.

Rainfall

The month with the least rainfall is January, when the rain falls for 9.3 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. The months with the most snowfall are January and March, with an average 3.03" (77mm) of accumulated snow.

Daylight

In Randolph Hills, Maryland, the average length of the day in January is 9h and 48min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:56 pm. On the last day of January, in Randolph Hills, sunrise is at 7:15 am and sunset at 5:27 pm EST.

Sunshine

In Randolph Hills, the average sunshine in January is 5.1h.

UV index

The months with the lowest UV index in Randolph Hills are January, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 2 in January leads to these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What is the coldest time of year in Randolph Hills?

January, with its average high-temperature of 39°F (3.9°C) and an average low-temperature of 26.2°F (-3.2°C), holds the record as the coldest month in Randolph Hills, Maryland.

How cold is January in Randolph Hills?

The high-temperature, in January, in Randolph Hills, records 39°F (3.9°C), while the low-temperature is 26.2°F (-3.2°C).

What is the average humidity in January in Randolph Hills?

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

What is the driest month in Randolph Hills?

January is the month with the least rainfall in Randolph Hills. Rain falls for 9.3 days and accumulates 2.17" (55mm) of precipitation.

How many days does it rain in January in Randolph Hills?

In Randolph Hills, during January, the rain falls for 9.3 days and regularly aggregates up to 2.17" (55mm) of precipitation.

What is the snowiest month in Randolph Hills?

The months with the most snowfall are January and March, with an average 3.03" (77mm) of accumulated snow.

How much does it snow in Randolph Hills in January?

In Randolph Hills, Maryland, during January, snow falls for 5.1 days and regularly aggregates up to 3.03" (77mm) of snow.

What is the average length of the day in January in Randolph Hills?

In Randolph Hills, the average day length in January is 9h and 48min.

What time are sunrise and sunset in January in Randolph Hills?

In January, on the first day of the month, sunrise is at 7:27 am and sunset at 4:56 pm. On the last day of the month, in Randolph Hills, sunrise is at 7:15 am and sunset at 5:27 pm EST.

How many hours of sunshine does Randolph Hills have in January?

The average sunshine duration in January in Randolph Hills, Maryland, is 5.1h.

When is the lowest UV index in Randolph Hills?

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

What is the UV index reading in January in Randolph Hills?

The average daily maximum UV index in January in Randolph Hills, Maryland, 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
45.3°F 7.4°C
39°F 3.9°C
43.9°F 6.6°C
Average low temperature
32.9°F 0.5°C
26.2°F -3.2°C
28.8°F -1.8°C
Average pressure
30.11" 765mmHg
30.11" 765mmHg
30.07" 764mmHg
Average wind speed
7.1mph 11.4km/h
7.8mph 12.6km/h
7.9mph 12.7km/h
Average max. wind speed
7.8mph 12.6km/h
8.5mph 13.7km/h
8.5mph 13.7km/h
Average wind speed gusts
11.4mph 18.3km/h
12.3mph 19.8km/h
12.6mph 20.3km/h
Average humidity
76%
73%
75%
Average rainfall
2.76" 70mm
2.17" 55mm
2.2" 56mm
Average rainfall days
10.2
9.3
9.5
Average snowfall
1.38" 35mm
3.03" 77mm
2.32" 59mm
Average snowfall days
2.9
5.1
5.1
Average daylight
9h 3min
9h 5min
10h 5min
Average sunshine
5h 1min
5h 1min
5h 0min
Average sunshine days
17.5
18.1
14.6
Average UV index
2
2
3
Average cloud cover
45%
45%
45%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Randolph Hills, MD

Average temperature in January - Randolph Hills, MD
  • Average high temperature in January: 39°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in January: 26.2°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in January
Randolph Hills, MD

Average pressure in January - Randolph Hills, 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
Randolph Hills, MD

Average wind speed in January - Randolph Hills, MD
  • Average wind speed in January: 7.8mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in January
Randolph Hills, MD

Average humidity in January - Randolph Hills, MD
  • Average humidity in January: 73%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in January
Randolph Hills, MD

Average rainfall in January - Randolph Hills, MD
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in January
Randolph Hills, MD

Average rainfall days in January - Randolph Hills, MD
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in January
Randolph Hills, MD

Average snowfall in January - Randolph Hills, MD
  • Average snowfall in January: 3.03"

The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Randolph Hills, MD

Average snowfall days in January - Randolph Hills, MD
  • Average snowfall days in January: 5.1 days

The months with the highest number of snowfall days are January and February (5.1 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
Randolph Hills, MD

Average daylight in January / Average sunshine in January - Randolph Hills, 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 1min

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).

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Average sunshine days in January
Randolph Hills, MD

Average sunshine days in January - Randolph Hills, MD
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

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Average UV index in January
Randolph Hills, MD

Average UV index in January - Randolph Hills, 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
Randolph Hills, MD

Average cloud cover in January - Randolph Hills, MD
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in January
Randolph Hills, MD

Average visibility in January - Randolph Hills, 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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Randolph Hills, Maryland, USA

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