December weather forecast
Taneytown, MD

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Weather in December

December marks the full-fledged winter season in Taneytown, Maryland. Temperatures continue to slip further down, averaging at a high of 42.6°F (5.9°C). Snowfall significantly increases to an average of 1.57" (40mm), leaving the city under a frequent white blanket. The sun goes into hiding as daylight hours decrease to their lowest for the year, reaching only 9.4 hours. As it starts to feel a lot like winter, wind speeds rise even further, ensuring a chilly end to the year.

Temperature

Transition into December in Taneytown subtly marks a drop in the average high-temperature, moderately moving from a fresh 51.3°F (10.7°C) in November to a cold 42.6°F (5.9°C). Throughout the nights in December, Taneytown experiences an average low-temperature of 30.4°F (-0.9°C).

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Taneytown, in December, it is raining for 9.8 days, with typically 1.77" (45mm) of accumulated precipitation. In Taneytown, during the entire year, the rain falls for 157.5 days and collects up to 27.52" (699mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Taneytown. In Taneytown, during December, snow falls for 3.9 days and regularly aggregates up to 1.57" (40mm) of snow. Throughout the year, there are 22.3 snowfall days, and 9.76" (248mm) of snow is accumulated.

Daylight

The month with the shortest days in Taneytown is December, with an average of 9h and 24min of daylight.
On the first day of December in Taneytown, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:54 pm EST.

Sunshine

The average sunshine in December in Taneytown is 5h.

UV index

The months with the lowest UV index in Taneytown, Maryland, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold does it get in Taneytown in December?

The average high-temperature, in December, in Taneytown, is 42.6°F (5.9°C), while the average low-temperature is 30.4°F (-0.9°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in December in Taneytown?

In Taneytown, the average relative humidity in December is 79%.

How many days does it rain in December in Taneytown?

In Taneytown, Maryland, 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 Taneytown?

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

What is the month with the shortest days in Taneytown?

December has the shortest days of the year in Taneytown, with an average of 9h and 24min of daylight.

How many hours of daylight does Taneytown have in December?

The average day length in December in Taneytown is 9h and 25min.

What time are sunrise and sunset in December in Taneytown?

On the first day of December in Taneytown, sunrise is at 7:10 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:54 pm EST.

How many hours of sunshine does Taneytown have in December?

The average sunshine duration in December in Taneytown, Maryland, is 5h.

What is the month with the lowest UV index in Taneytown?

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

How high is the UV index in December in Taneytown?

The average daily maximum UV index in December in Taneytown, Maryland, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
51.3°F 10.7°C
42.6°F 5.9°C
36.7°F 2.6°C
Average low temperature
36°F 2.2°C
30.4°F -0.9°C
23.5°F -4.7°C
Average pressure
30.14" 766mmHg
30.11" 765mmHg
30.1" 765mmHg
Average wind speed
7.2mph 11.6km/h
7.7mph 12.4km/h
8.3mph 13.4km/h
Average max. wind speed
8mph 12.9km/h
8.5mph 13.7km/h
9.1mph 14.6km/h
Average wind speed gusts
12.4mph 20km/h
12.8mph 20.6km/h
13.6mph 21.9km/h
Average humidity
76%
79%
76%
Average rainfall
2.2" 56mm
1.77" 45mm
1.73" 44mm
Average rainfall days
9.1
9.8
7.6
Average snowfall
0.35" 9mm
1.57" 40mm
2.68" 68mm
Average snowfall days
0.9
3.9
6.7
Average daylight
10h 0min
9h 2min
9h 4min
Average sunshine
5h 4min
5h 0min
4h 5min
Average sunshine days
19.2
18.1
17.8
Average UV index
2
2
2
Average cloud cover
38%
47%
47%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in December
Taneytown, MD

Average temperature in December - Taneytown, 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).

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Average pressure in December
Taneytown, MD

Average pressure in December - Taneytown, 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).

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Average wind speed in December
Taneytown, MD

Average wind speed in December - Taneytown, 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).

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Average humidity in December
Taneytown, MD

Average humidity in December - Taneytown, 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%).

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Average rainfall in December
Taneytown, MD

Average rainfall in December - Taneytown, 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").

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Average rainfall days in December
Taneytown, MD

Average rainfall days in December - Taneytown, 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).

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Average snowfall in December
Taneytown, MD

Average snowfall in December - Taneytown, 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").

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Average snowfall days in December
Taneytown, MD

Average snowfall days in December - Taneytown, 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).

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

Average daylight in December / Average sunshine in December - Taneytown, 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).

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Average sunshine days in December
Taneytown, MD

Average sunshine days in December - Taneytown, 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).

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Average UV index in December
Taneytown, MD

Average UV index in December - Taneytown, 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).

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Average cloud cover in December
Taneytown, MD

Average cloud cover in December - Taneytown, 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).

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Average visibility in December
Taneytown, MD

Average visibility in December - Taneytown, 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).

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Taneytown, Maryland, USA

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