December weather forecast
Rehobeth, MD

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Weather in December

December, the first month of the winter in Rehobeth, is still a chilly month, with an average temperature varying between 38.3°F (3.5°C) and 48.6°F (9.2°C).

Temperature

With the onset of December, Rehobeth experiences a modest temperature adjustment, with the average high-temperature gently receding from a refreshing 55.9°F (13.3°C) in November to a chilly 48.6°F (9.2°C). During the month of December, Rehobeth's nighttime temperature lowers to an average of 38.3°F (3.5°C).

Humidity

The average relative humidity in December is 77%.

Rainfall

In Rehobeth, in December, during 9.5 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, in Rehobeth, there are 117.5 rainfall days, and 13.23" (336mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, in Rehobeth, it is snowing for 1.2 days. Throughout December, 0.08" (2mm) of snow is accumulated. Throughout the year, there are 6 snowfall days, and 0.98" (25mm) of snow is accumulated.

Daylight

The month with the shortest days in Rehobeth is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:00 am and sunset at 4:43 pm. On the last day of December, in Rehobeth, Maryland, sunrise is at 7:18 am and sunset at 4:53 pm EST.

Sunshine

The average sunshine in December in Rehobeth is 5.3h.

UV index

The months with the lowest UV index in Rehobeth are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What are December temperatures in Rehobeth?

Rehobeth in December has an average high-temperature of 48.6°F (9.2°C) and an average low-temperature of 38.3°F (3.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 89.6°F (32°C).

What is the average humidity in December in Rehobeth?

In Rehobeth, Maryland, the average relative humidity in December is 77%.

How much does it rain in Rehobeth in December?

In Rehobeth, during December, the rain falls for 9.5 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How much does it snow in Rehobeth in December?

In December, in Rehobeth, it is snowing for 1.2 days. Throughout December, 0.08" (2mm) of snow is accumulated.

What is the month with the shortest days in Rehobeth?

The month with the shortest days in Rehobeth, Maryland, is December, with an average of 9h and 36min of daylight.

How many hours of daylight does Rehobeth have in December?

The average day length in December in Rehobeth, Maryland, is 9h and 35min.

When are sunrise and sunset in December in Rehobeth?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:43 pm. On the last day of the month, in Rehobeth, Maryland, sunrise is at 7:18 am and sunset at 4:53 pm EST.

How many hours of sunshine does Rehobeth have in December?

The average sunshine duration in December in Rehobeth, Maryland, is 5.3h.

What are the months with the lowest UV index in Rehobeth?

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

What is the UV index intensity in December in Rehobeth?

The average daily maximum UV index in December in Rehobeth is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from 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
Rehobeth, MD

Average temperature in December - Rehobeth, MD
  • Average high temperature in December: 48.6°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (43.2°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in December
Rehobeth, MD

Average pressure in December - Rehobeth, MD
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Rehobeth, MD

Average wind speed in December - Rehobeth, MD
  • Average wind speed in December: 9.9mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7.2mph).

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Average humidity in December
Rehobeth, MD

Average humidity in December - Rehobeth, MD
  • Average humidity in December: 77%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (74%).

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Average rainfall in December
Rehobeth, MD

Average rainfall in December - Rehobeth, MD
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is October (1.54").
The driest months (with the least rainfall) are January and May (0.94").

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Average rainfall days in December
Rehobeth, MD

Average rainfall days in December - Rehobeth, MD
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is August (12.6 days).
The months with the least rainy days are January and November (7.5 days).

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Average snowfall in December
Rehobeth, MD

Average snowfall in December - Rehobeth, MD
  • Average snowfall in December: 0.08"

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Rehobeth, MD

Average snowfall days in December - Rehobeth, MD
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (1.8 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 December /
Average sunshine in December
Rehobeth, MD

Average daylight in December / Average sunshine in December - Rehobeth, MD
  • Average daylight in December: 9h and 4min

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 36min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in December
Rehobeth, MD

Average sunshine days in December - Rehobeth, MD
  • Average sunshine days in December: 19.7 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is August (14.6 days).

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Average UV index in December
Rehobeth, MD

Average UV index in December - Rehobeth, 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 and December (UV index 2).

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Average cloud cover in December
Rehobeth, MD

Average cloud cover in December - Rehobeth, MD
  • Average cloud cover in December: 43

The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 27).

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Average visibility in December
Rehobeth, MD

Average visibility in December - Rehobeth, MD
  • Average visibility in December: 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).

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Rehobeth, Maryland, USA

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