January weather forecast
Yarmouth, ME

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Weather in January

January presents Yarmouth, Maine with the coldest weather of the year, setting the stage for winter activities. Variances in daily high and low temperatures mark January's climate, engrossing the city under a thick blanket of winter. Daylight duration runs short, which, coupled with the overcast skies, keeps the city in a mostly gloomy state. The quantity of rainfall seen in January 1.3" (33mm), while the city also sees an average of 2.8" (71mm) of snowfall across 7.3 days of the month. Offering a handful of frosty days, January transitions Yarmouth into a winter wonderland.

Temperature

January is the month that records the lowest temperatures in Yarmouth, with averages ranging from a high of 29.5°F (-1.4°C) to a low of 18°F (-7.8°C).

Humidity

The average relative humidity in January in Yarmouth is 80%.

Rainfall

In January, in Yarmouth, the rain falls for 6 days. Throughout January, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 132.8 rainfall days, and 19.88" (505mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Yarmouth, in January, snow falls for 7.3 days, with typically accumulated 2.8" (71mm) of snow. In Yarmouth, during the entire year, snow falls for 31.2 days and aggregates up to 10.94" (278mm) of snow.

Daylight

In January, the average length of the day is 9h and 22min.
On the first day of the month, sunrise is at 7:14 am and sunset at 4:13 pm. On the last day of January, sunrise is at 6:58 am and sunset at 4:49 pm EST.

Sunshine

The average sunshine in January in Yarmouth is 5.2h.

UV index

The months with the lowest UV index in Yarmouth, Maine, are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests these recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What time of the year is the coldest in Yarmouth?

January is Yarmouth's coldest month, registering average high temperatures of 29.5°F (-1.4°C) and lows of 18°F (-7.8°C).

How cold is January in Yarmouth?

Yarmouth in January has an average high-temperature of 29.5°F (-1.4°C) and an average low-temperature of 18°F (-7.8°C).

What is the average humidity in January in Yarmouth?

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

How much does it rain in Yarmouth in January?

In January, in Yarmouth, Maine, the rain falls for 6 days. Throughout January, 1.3" (33mm) of precipitation is accumulated.

How much does it snow in Yarmouth in January?

In Yarmouth, during January, snow falls for 7.3 days and regularly aggregates up to 2.8" (71mm) of snow.

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

In January, the average day length in Yarmouth is 9h and 22min.

When are sunrise and sunset in January in Yarmouth?

In January, on the first day of the month, sunrise is at 7:14 am and sunset at 4:13 pm. On the last day of the month, in Yarmouth, sunrise is at 6:58 am and sunset at 4:49 pm EST.

How many hours of sunshine does Yarmouth have in January?

The average sunshine duration in January in Yarmouth, Maine, is 5.2h.

What is the month with the lowest UV index in Yarmouth?

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

What is the UV index intensity in January in Yarmouth?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
35.1°F 1.7°C
29.5°F -1.4°C
31.1°F -0.5°C
Average low temperature
26.1°F -3.3°C
18°F -7.8°C
19°F -7.2°C
Average pressure
30.01" 762mmHg
29.98" 761mmHg
29.97" 761mmHg
Average wind speed
9.6mph 15.4km/h
10.3mph 16.6km/h
10mph 16.1km/h
Average max. wind speed
10.4mph 16.7km/h
11mph 17.7km/h
10.6mph 17.1km/h
Average wind speed gusts
15.7mph 25.3km/h
17.2mph 27.7km/h
16.6mph 26.7km/h
Average humidity
77%
80%
80%
Average rainfall
1.81" 46mm
1.3" 33mm
1.3" 33mm
Average rainfall days
10.1
6
7.2
Average snowfall
1.97" 50mm
2.8" 71mm
2.83" 72mm
Average snowfall days
6.2
7.3
7.7
Average daylight
9h 0min
9h 2min
10h 3min
Average sunshine
4h 4min
5h 1min
4h 5min
Average sunshine days
16.5
18.5
15.7
Average UV index
2
2
2
Average cloud cover
48%
45%
49%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Yarmouth, ME

Average temperature in January - Yarmouth, ME
  • Average high temperature in January: 29.5°F

The warmest month (with the highest average high temperature) is July (74.7°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in January: 18°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in January
Yarmouth, ME

Average pressure in January - Yarmouth, ME
  • Average pressure in January: 29.98"Hg

The months with the highest atmospheric pressure are September and November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Yarmouth, ME

Average wind speed in January - Yarmouth, ME
  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in January
Yarmouth, ME

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

The months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in January
Yarmouth, ME

Average rainfall in January - Yarmouth, ME
  • Average rainfall in January: 1.3"

The wettest month (with the highest rainfall) is October (2.28").
The driest month (with the least rainfall) is September (1.14").

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Average rainfall days in January
Yarmouth, ME

Average rainfall days in January - Yarmouth, ME
  • Average rainfall days in January: 6 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is January (6 days).

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Average snowfall in January
Yarmouth, ME

Average snowfall in January - Yarmouth, ME
  • Average snowfall in January: 2.8"

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Yarmouth, ME

Average snowfall days in January - Yarmouth, ME
  • Average snowfall days in January: 7.3 days

The month with the highest number of snowfall days is February (7.7 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
Yarmouth, ME

Average daylight in January / Average sunshine in January - Yarmouth, ME
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • 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 December (Average sunshine: 4h and 42min).

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Average sunshine days in January
Yarmouth, ME

Average sunshine days in January - Yarmouth, ME
  • Average sunshine days in January: 18.5 days

The months with the most sunshine days are January and September (18.5 days).
The month with the least sunshine days is April (13 days).

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Average UV index in January
Yarmouth, ME

Average UV index in January - Yarmouth, 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).

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Average cloud cover in January
Yarmouth, ME

Average cloud cover in January - Yarmouth, ME
  • Average cloud cover in January: 45

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in January
Yarmouth, ME

Average visibility in January - Yarmouth, 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).

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Yarmouth, Maine, USA

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