December weather forecast
Linwood, MD

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Weather in December

The first month of the winter, December, is also an icy month in Linwood, Maryland, with temperature in the range of an average high of 42.6°F (5.9°C) and an average low of 30.4°F (-0.9°C).

Temperature

The transition into December involves a small decrease in the average high-temperature, dipping slightly from a cool 51.3°F (10.7°C) in November to a cold 42.6°F (5.9°C). An average low-temperature of 30.4°F (-0.9°C) is observed during the December nights.

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Linwood, in December, it is raining for 9.8 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 157.5 rainfall days, and 27.52" (699mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Linwood, in December, during 3.9 snowfall days, 1.57" (40mm) of snow is typically accumulated. Throughout the year, there are 22.3 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:10 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:54 pm EST.

Sunshine

In Linwood, the average sunshine in December is 5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The high-temperature, in December, in Linwood, records 42.6°F (5.9°C), while the low-temperature is 30.4°F (-0.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

How much does it rain in December?

In Linwood, during December, the rain falls for 9.8 days and regularly aggregates up to 1.77" (45mm) of precipitation.

How many days does it snow in December in Linwood?

In Linwood, in December, during 3.9 snowfall days, 1.57" (40mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Linwood have in December?

In December, the average day length in Linwood is 9h and 26min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:54 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration in Linwood is 5h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In Linwood, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Linwood, MD

Average temperature in December - Linwood, MD
  • Average high temperature in December: 42.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 30.4°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in December
Linwood, MD

Average pressure in December - Linwood, MD
  • Average pressure in December: 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).

Average wind speed in December
Linwood, MD

Average wind speed in December - Linwood, MD
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in December
Linwood, MD

Average humidity in December - Linwood, MD
  • Average humidity in December: 79%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in December
Linwood, MD

Average rainfall in December - Linwood, MD
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days in December
Linwood, MD

Average rainfall days in December - Linwood, MD
  • Average rainfall days in December: 9.8 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in December
Linwood, MD

Average snowfall in December - Linwood, MD
  • Average snowfall in December: 1.57"

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

Average snowfall days in December
Linwood, MD

Average snowfall days in December - Linwood, MD
  • Average snowfall days in December: 3.9 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Linwood, MD

Average daylight in December / Average sunshine in December - Linwood, MD
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Linwood, MD

Average sunshine days in December - Linwood, MD
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in December
Linwood, MD

Average UV index in December - Linwood, MD
  • Average UV index in December: 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, November and December (UV index 2).

Average cloud cover in December
Linwood, MD

Average cloud cover in December - Linwood, MD
  • Average cloud cover in December: 47

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in December
Linwood, MD

Average visibility in December - Linwood, MD
  • Average visibility in December: 6mi

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

Linwood, Maryland, USA

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