January weather forecast
East Falmouth, MA

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Weather in January

January, the same as December, is a wintry winter month in East Falmouth, Massachusetts, with an average temperature fluctuating between 29.8°F (-1.2°C) and 37.9°F (3.3°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 37.9°F (3.3°C) and as low as 29.8°F (-1.2°C).

Humidity

In East Falmouth, the average relative humidity in January is 75%.

Rainfall

In East Falmouth, in January, during 4.7 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, there are 69.4 rainfall days, and 5.31" (135mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March and December. In East Falmouth, in January, during 4.4 snowfall days, 0.16" (4mm) of snow is typically accumulated. In East Falmouth, Massachusetts, during the entire year, snow falls for 12.8 days and aggregates up to 0.67" (17mm) of snow.

Daylight

In January, the average length of the day is 9h and 34min.
On the first day of January, sunrise is at 7:08 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:56 pm EST.

Sunshine

In East Falmouth, the average sunshine in January is 5h.

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 of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. 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. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January is the coldest month, exhibiting average temperatures of 37.9°F (3.3°C) at the peak and 29.8°F (-1.2°C) at the base.

How cold does it get in January?

The high-temperature, in January, in East Falmouth, is 37.9°F (3.3°C), while the low-temperature averages to 29.8°F (-1.2°C).

What is the average humidity in January?

In East Falmouth, the average relative humidity in January is 75%.

How many days does it rain in January?

In East Falmouth, in January, it is raining for 4.7 days, with typically 0.43" (11mm) of accumulated precipitation.

How many days does it snow in January?

In East Falmouth, in January, during 4.4 snowfall days, 0.16" (4mm) of snow is typically accumulated.

What is the average length of the day in January?

In January, the average day length is 9h and 34min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:08 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:56 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5h.

What are the months with the lowest UV index in East Falmouth?

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

What is the UV index intensity in January in East Falmouth?

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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 January
East Falmouth, MA

Average temperature in January - East Falmouth, MA
  • Average high temperature in January: 37.9°F

The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in January: 29.8°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in January
East Falmouth, MA

Average pressure in January - East Falmouth, MA
  • Average pressure in January: 30"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
East Falmouth, MA

Average wind speed in January - East Falmouth, MA
  • Average wind speed in January: 15.3mph

The windiest month (with the highest average wind speed) is January (15.3mph).
The calmest months (with the lowest average wind speed) are July and August (10.2mph).

Average humidity in January
East Falmouth, MA

Average humidity in January - East Falmouth, MA
  • Average humidity in January: 75%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is November (74%).

Average rainfall in January
East Falmouth, MA

Average rainfall in January - East Falmouth, MA
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is October (0.71").
The driest months (with the least rainfall) are July, August and September (0.31").

Average rainfall days in January
East Falmouth, MA

Average rainfall days in January - East Falmouth, MA
  • Average rainfall days in January: 4.7 days

The month with the highest number of rainy days is July (7.7 days).
The month with the least rainy days is September (4.6 days).

Average snowfall in January
East Falmouth, MA

Average snowfall in January - East Falmouth, MA
  • Average snowfall in January: 0.16"

The month with the highest snowfall is December (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in January
East Falmouth, MA

Average snowfall days in January - East Falmouth, MA
  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
East Falmouth, MA

Average daylight in January / Average sunshine in January - East Falmouth, MA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).

Average sunshine days in January
East Falmouth, MA

Average sunshine days in January - East Falmouth, MA
  • Average sunshine days in January: 23.3 days

The month with the most sunshine days is September (23.9 days).
The month with the least sunshine days is February (20.8 days).

Average UV index in January
East Falmouth, MA

Average UV index in January - East Falmouth, MA
  • Average UV index in January: 2

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

Average cloud cover in January
East Falmouth, MA

Average cloud cover in January - East Falmouth, MA
  • Average cloud cover in January: 47

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in January
East Falmouth, MA

Average visibility in January - East Falmouth, 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).

East Falmouth, Massachusetts, USA

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