January weather forecast
Rehoboth, MA

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Weather in January

January, the same as December, is a wintry winter month in Rehoboth, Massachusetts, with an average temperature ranging between max 35.1°F (1.7°C) and min 23.5°F (-4.7°C).

Temperature

In Rehoboth, January records the lowest average temperatures, peaking at 35.1°F (1.7°C) and reaching a low of 23.5°F (-4.7°C).

Humidity

In Rehoboth, the average relative humidity in January is 76%.

Rainfall

In Rehoboth, in January, it is raining for 7.8 days, with typically 1.93" (49mm) of accumulated precipitation. In Rehoboth, during the entire year, the rain falls for 144.3 days and collects up to 23.35" (593mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Rehoboth, during January, snow falls for 5.9 days and regularly aggregates up to 1.57" (40mm) of snow. In Rehoboth, during the entire year, snow falls for 22 days and aggregates up to 7.83" (199mm) of snow.

Daylight

In Rehoboth, the average length of the day in January is 9h and 33min.
On the first day of January in Rehoboth, sunrise is at 7:12 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 4:58 pm EST.

Sunshine

In Rehoboth, Massachusetts, the average sunshine in January is 5.2h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What is the coldest month in Rehoboth?

January, with its high-temperature average of 35.1°F (1.7°C) and a low-temperature average of 23.5°F (-4.7°C), is the coldest month.

How cold is January in Rehoboth?

During January, Rehoboth experiences an average high-temperature of 35.1°F (1.7°C) and a low-temperature of 23.5°F (-4.7°C).

What is the average humidity in January in Rehoboth?

In January, the average relative humidity in Rehoboth is 76%.

How many days does it rain in January in Rehoboth?

In Rehoboth, during January, the rain falls for 7.8 days and regularly aggregates up to 1.93" (49mm) of precipitation.

How much does it snow in Rehoboth in January?

In Rehoboth, during January, snow falls for 5.9 days and regularly aggregates up to 1.57" (40mm) of snow.

What is the average length of the day in January in Rehoboth?

In Rehoboth, the average day length in January is 9h and 33min.

When is the sunrise / sunset in January in Rehoboth?

In January, on the first day of the month, sunrise is at 7:12 am and sunset at 4:24 pm. On the last day of the month, in Rehoboth, sunrise is at 6:58 am and sunset at 4:58 pm EST.

How long on average sun shines in January in Rehoboth?

In January, the average sunshine duration in Rehoboth, Massachusetts, is 5.2h.

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

The months with the lowest UV index in Rehoboth are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Rehoboth?

The average daily maximum UV index in January in Rehoboth, Massachusetts, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
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 January
Rehoboth, MA

Average temperature in January - Rehoboth, MA
  • Average high temperature in January: 35.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in January: 23.5°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in January
Rehoboth, MA

Average pressure in January - Rehoboth, MA
  • Average pressure in January: 30.01"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Rehoboth, MA

Average wind speed in January - Rehoboth, MA
  • Average wind speed in January: 9.9mph

The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in January
Rehoboth, MA

Average humidity in January - Rehoboth, MA
  • Average humidity in January: 76%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in January
Rehoboth, MA

Average rainfall in January - Rehoboth, MA
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (1.06").

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Average rainfall days in January
Rehoboth, MA

Average rainfall days in January - Rehoboth, MA
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in January
Rehoboth, MA

Average snowfall in January - Rehoboth, MA
  • Average snowfall in January: 1.57"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Rehoboth, MA

Average snowfall days in January - Rehoboth, MA
  • Average snowfall days in January: 5.9 days

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Rehoboth, MA

Average daylight in January / Average sunshine in January - Rehoboth, MA
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Rehoboth, MA

Average sunshine days in January - Rehoboth, MA
  • Average sunshine days in January: 17.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index in January
Rehoboth, MA

Average UV index in January - Rehoboth, MA
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in January
Rehoboth, MA

Average cloud cover in January - Rehoboth, MA
  • Average cloud cover in January: 44

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in January
Rehoboth, MA

Average visibility in January - Rehoboth, MA
  • 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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Rehoboth, Massachusetts, USA

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