January weather forecast
Slaughter Beach, DE

Weather in January

January, the same as December, is a wintry winter month in Slaughter Beach, Delaware, with an average temperature varying between 29.7°F (-1.3°C) and 40.6°F (4.8°C).

Temperature

The coldest month is January, with an average high-temperature of 40.6°F (4.8°C) and an average low-temperature of 29.7°F (-1.3°C).

Humidity

January and November, with an average relative humidity of 74%, are the least humid months in Slaughter Beach.

Rainfall

The month with the least rainfall in Slaughter Beach is January, when the rain falls for 8.4 days and typically collects 1.5" (38mm) of precipitation.

Snowfall

January through March, May, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 3.3 days and accumulates 1.22" (31mm) of snow.

Daylight

The average length of the day in January in Slaughter Beach is 9h and 49min.
On the first day of January, sunrise is at 7:19 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:21 pm EST.

Sunshine

The average sunshine in January in Slaughter Beach is 5.4h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 2 in January transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Slaughter Beach?

With an average high-temperature of 40.6°F (4.8°C) and an average low-temperature of 29.7°F (-1.3°C), January is the coldest month.

What is the temperature in January in Slaughter Beach?

In January, the average high-temperature is 40.6°F (4.8°C), and the average low-temperature is 29.7°F (-1.3°C).

What is the least humid month in Slaughter Beach?

The months with the lowest humidity in Slaughter Beach, Delaware, are January and November, with an average relative humidity of 74%.

What is the average humidity in January in Slaughter Beach?

In Slaughter Beach, Delaware, the average relative humidity in January is 74%.

What is the driest month in Slaughter Beach?

The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.5" (38mm) of precipitation.

How much does it rain in Slaughter Beach in January?

In Slaughter Beach, in January, it is raining for 8.4 days, with typically 1.5" (38mm) of accumulated precipitation.

What is the snowiest month in Slaughter Beach?

The month with the most snowfall in Slaughter Beach, Delaware, is January, when snow falls for 3.3 days and typically aggregates up to 1.22" (31mm) of snow.

How many days does it snow in January in Slaughter Beach?

In Slaughter Beach, Delaware, in January, snow falls for 3.3 days, with typically accumulated 1.22" (31mm) of snow.

How many hours of daylight does Slaughter Beach have in January?

The average day length in January is 9h and 49min.

When is the sunrise / sunset in January in Slaughter Beach?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 4:49 pm. On the last day of the month, in Slaughter Beach, sunrise is at 7:08 am and sunset at 5:21 pm EST.

How many hours of sunshine does Slaughter Beach have in January?

In Slaughter Beach, the average sunshine duration in January is 5.4h.

What is the month with the lowest UV index in Slaughter Beach?

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

How high is the UV index in January in Slaughter Beach?

In Slaughter Beach, Delaware, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Slaughter Beach, DE

Average temperature in January - Slaughter Beach, DE
  • Average high temperature in January: 40.6°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in January: 29.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in January
Slaughter Beach, DE

Average pressure in January - Slaughter Beach, DE
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Slaughter Beach, DE

Average wind speed in January - Slaughter Beach, DE
  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is February (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in January
Slaughter Beach, DE

Average humidity in January - Slaughter Beach, DE
  • Average humidity in January: 74%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in January
Slaughter Beach, DE

Average rainfall in January - Slaughter Beach, DE
  • Average rainfall in January: 1.5"

The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in January
Slaughter Beach, DE

Average rainfall days in January - Slaughter Beach, DE
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in January
Slaughter Beach, DE

Average snowfall in January - Slaughter Beach, DE
  • Average snowfall in January: 1.22"

The month with the highest snowfall is January (1.22").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in January
Slaughter Beach, DE

Average snowfall days in January - Slaughter Beach, DE
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Slaughter Beach, DE

Average daylight in January / Average sunshine in January - Slaughter Beach, DE
  • Average daylight in January: 9h and 49min

The month with the longest days is June (Average daylight: 14h and 51min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in January: 5h and 24min

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
Slaughter Beach, DE

Average sunshine days in January - Slaughter Beach, DE
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in January
Slaughter Beach, DE

Average UV index in January - Slaughter Beach, DE
  • 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 and December (UV index 2).

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Average cloud cover in January
Slaughter Beach, DE

Average cloud cover in January - Slaughter Beach, DE
  • Average cloud cover in January: 42

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

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Average visibility in January
Slaughter Beach, DE

Average visibility in January - Slaughter Beach, DE
  • Average visibility in January: 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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