January weather forecast
Jefferson, ME

Weather in January

January, like December, is a freezing cold winter month in Jefferson, Maine, with an average temperature ranging between max 29.8°F (-1.2°C) and min 18.9°F (-7.3°C).

Temperature

January is the coldest month, with an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 18.9°F (-7.3°C).

Humidity

The average relative humidity in January is 80%.

Rainfall

In Jefferson, during 7.5 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, in Jefferson, Maine, there are 144.1 rainfall days, and 29.29" (744mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall in Jefferson. Snow falls for 9.3 days and accumulates 4.37" (111mm) of snow.

Daylight

In Jefferson, the average length of the day in January is 9h and 19min.
On the first day of January, sunrise is at 7:13 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 4:45 pm EST.

Sunshine

The average sunshine in January in Jefferson is 5h.

UV index

The months with the lowest UV index in Jefferson are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the coldest month in Jefferson?

The coldest month is January, with an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 18.9°F (-7.3°C).

What is the temperature in January in Jefferson?

In January, in Jefferson, the average high-temperature is 29.8°F (-1.2°C), and the average low-temperature is 18.9°F (-7.3°C).

What is the average humidity in January in Jefferson?

In Jefferson, the average relative humidity in January is 80%.

How much does it rain in Jefferson in January?

In January, in Jefferson, the rain falls for 7.5 days. Throughout January, 2.44" (62mm) of precipitation is accumulated.

When does it snow the most in Jefferson?

January is the month with the most snowfall. Snow falls for 9.3 days and accumulates 4.37" (111mm) of snow.

How much does it snow in Jefferson in January?

In Jefferson, Maine, during January, snow falls for 9.3 days and regularly aggregates up to 4.37" (111mm) of snow.

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

The average day length in January in Jefferson is 9h and 19min.

When is the sunrise / sunset in January in Jefferson?

In January, on the first day of the month, sunrise is at 7:13 am and sunset at 4:09 pm. On the last day of the month, in Jefferson, sunrise is at 6:56 am and sunset at 4:45 pm EST.

How many hours of sunshine does Jefferson have in January?

In Jefferson, Maine, the average sunshine duration in January is 5h.

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

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

What is the UV index intensity in January in Jefferson?

The average daily maximum UV index in January in Jefferson is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Jefferson, ME

Average temperature in January - Jefferson, ME
  • Average high temperature in January: 29.8°F

The warmest month (with the highest average high temperature) is August (72.7°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in January: 18.9°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

[Resources]

Average pressure in January
Jefferson, ME

Average pressure in January - Jefferson, ME
  • Average pressure in January: 29.96"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

[Resources]

Average wind speed in January
Jefferson, ME

Average wind speed in January - Jefferson, ME
  • Average wind speed in January: 11.6mph

The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

[Resources]

Average humidity in January
Jefferson, ME

Average humidity in January - Jefferson, ME
  • Average humidity in January: 80%

The months with the highest relative humidity are June and July (83%).
The month with the lowest relative humidity is November (76%).

[Resources]

Average rainfall in January
Jefferson, ME

Average rainfall in January - Jefferson, ME
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (1.57").

[Resources]

Average rainfall days in January
Jefferson, ME

Average rainfall days in January - Jefferson, ME
  • Average rainfall days in January: 7.5 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.5 days).

[Resources]

Average snowfall in January
Jefferson, ME

Average snowfall in January - Jefferson, ME
  • Average snowfall in January: 4.37"

The month with the highest snowfall is January (4.37").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in January
Jefferson, ME

Average snowfall days in January - Jefferson, ME
  • Average snowfall days in January: 9.3 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Jefferson, ME

Average daylight in January / Average sunshine in January - Jefferson, ME
  • Average daylight in January: 9h and 19min

The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 56min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

[Resources]

Average sunshine days in January
Jefferson, ME

Average sunshine days in January - Jefferson, ME
  • Average sunshine days in January: 15.9 days

The month with the most sunshine days is September (18.3 days).
The month with the least sunshine days is April (11.4 days).

[Resources]

Average UV index in January
Jefferson, ME

Average UV index in January - Jefferson, ME
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

[Resources]

Average cloud cover in January
Jefferson, ME

Average cloud cover in January - Jefferson, ME
  • Average cloud cover in January: 47

The months with the most cloud cover are February, March, April and December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

[Resources]

Average visibility in January
Jefferson, ME

Average visibility in January - Jefferson, ME
  • 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location