January weather forecast
Plainfield, CT

Weather in January

January, the same as December, is a wintry winter month in Plainfield, Connecticut, with temperature in the range of an average high of 34°F (1.1°C) and an average low of 22.3°F (-5.4°C).

Temperature

January is the coldest month, with an average high-temperature of 34°F (1.1°C) and an average low-temperature of 22.3°F (-5.4°C).

Humidity

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

Rainfall

In Plainfield, it is raining for 8.3 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, in Plainfield, there are 163.2 rainfall days, and 33.7" (856mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Plainfield. In Plainfield, during 7.6 snowfall days, 2.48" (63mm) of snow is typically accumulated. In Plainfield, during the entire year, snow falls for 29.7 days and aggregates up to 12.99" (330mm) of snow.

Daylight

The average length of the day in January in Plainfield is 9h and 34min.
On the first day of January, sunrise is at 7:14 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:01 pm EST.

Sunshine

In Plainfield, the average sunshine in January is 5.1h.

UV index

January through March, November 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 low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 2 in January transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. 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.
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FAQ

What is the coldest month in Plainfield?

With an average high-temperature of 34°F (1.1°C) and an average low-temperature of 22.3°F (-5.4°C), January is the coldest month in Plainfield, Connecticut.

What is the average humidity in January in Plainfield?

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

How much does it rain in Plainfield in January?

In January, in Plainfield, the rain falls for 8.3 days. Throughout January, 2.56" (65mm) of precipitation is accumulated.

How much does it snow in Plainfield in January?

In Plainfield, Connecticut, in January, snow falls for 7.6 days, with typically accumulated 2.48" (63mm) of snow.

How many hours of daylight does Plainfield have in January?

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

When are sunrise and sunset in January in Plainfield?

In January, on the first day of the month, sunrise is at 7:14 am and sunset at 4:28 pm. On the last day of the month, in Plainfield, Connecticut, sunrise is at 7:00 am and sunset at 5:01 pm EST.

How many hours of sunshine does Plainfield have in January?

In Plainfield, Connecticut, the average sunshine duration in January is 5.1h.

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

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

What is the UV index reading in January in Plainfield?

In Plainfield, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.

Average temperature in January
Plainfield, CT

Average temperature in January - Plainfield, CT
  • Average high temperature in January: 34°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in January: 22.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in January
Plainfield, CT

Average pressure in January - Plainfield, CT
  • Average pressure in January: 30.02"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Plainfield, CT

Average wind speed in January - Plainfield, CT
  • Average wind speed in January: 9.4mph

The windiest months (with the highest average wind speed) are January and March (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in January
Plainfield, CT

Average humidity in January - Plainfield, CT
  • Average humidity in January: 76%

The months with the highest relative humidity are February, June, July and September (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in January
Plainfield, CT

Average rainfall in January - Plainfield, CT
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in January
Plainfield, CT

Average rainfall days in January - Plainfield, CT
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in January
Plainfield, CT

Average snowfall in January - Plainfield, CT
  • Average snowfall in January: 2.48"

The month with the highest snowfall is March (3.62").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Plainfield, CT

Average snowfall days in January - Plainfield, CT
  • Average snowfall days in January: 7.6 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
Plainfield, CT

Average daylight in January / Average sunshine in January - Plainfield, CT
  • Average daylight in January: 9h and 34min

The month with the longest days is June (Average daylight: 15h and 9min).
The month with the shortest days is December (Average daylight: 9h and 13min).

  • Average sunshine in January: 5.1h

The months with the most sunshine are July and August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in January
Plainfield, CT

Average sunshine days in January - Plainfield, CT
  • Average sunshine days in January: 16.9 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in January
Plainfield, CT

Average UV index in January - Plainfield, CT
  • 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
Plainfield, CT

Average cloud cover in January - Plainfield, CT
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in January
Plainfield, CT

Average visibility in January - Plainfield, CT
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, September, October, November and December (6mi).
The months with the lowest visibility are May, June, July and August (5mi).

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