January weather forecast
Cobalt, CT

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Weather in January

January, like December, in Cobalt, Connecticut, is a wintry winter month, with an average temperature varying between 34°F (1.1°C) and 22.1°F (-5.5°C).

Temperature

January, with an average high of 34°F (1.1°C) and a low of 22.1°F (-5.5°C), signifies the coldest month of the year.

Humidity

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

Rainfall

In Cobalt, in January, it is raining for 9.1 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, in Cobalt, there are 162.2 rainfall days, and 34.13" (867mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Cobalt. In Cobalt, during January, snow falls for 7.2 days and regularly aggregates up to 2.68" (68mm) of snow. In Cobalt, during the entire year, snow falls for 29.4 days and aggregates up to 14.76" (375mm) of snow.

Daylight

In January, the average length of the day is 9h and 35min.
On the first day of January, sunrise is at 7:16 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:04 pm EST.

Sunshine

In Cobalt, Connecticut, the average sunshine in January is 4.9h.

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 minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the UV index of 2 transforms into the following advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Cobalt?

January stands out as Cobalt's coldest month, with temperatures ranging between an average high of 34°F (1.1°C) and a low of 22.1°F (-5.5°C).

How cold is it in Cobalt in January?

January temperatures in Cobalt vary between a high-temperature of 34°F (1.1°C) and a low-temperature of 22.1°F (-5.5°C).

What is the average humidity in January in Cobalt?

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

How many days does it rain in January in Cobalt?

In Cobalt, Connecticut, in January, during 9.1 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How many days does it snow in January in Cobalt?

In January, it is snowing for 7.2 days. Throughout January, 2.68" (68mm) of snow is accumulated.

How many hours of daylight does Cobalt have in January?

In Cobalt, Connecticut, the average day length in January is 9h and 35min.

When are sunrise and sunset in January in Cobalt?

On the first day of January in Cobalt, Connecticut, sunrise is at 7:16 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:04 pm EST.

How long on average sun shines in January in Cobalt?

The average sunshine duration in January in Cobalt is 4.9h.

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

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

What is the UV index reading in January in Cobalt?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat 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
Cobalt, CT

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

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in January: 22.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in January
Cobalt, CT

Average pressure in January - Cobalt, CT
  • Average pressure in January: 30.03"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Cobalt, CT

Average wind speed in January - Cobalt, CT
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in January
Cobalt, CT

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

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall in January
Cobalt, CT

Average rainfall in January - Cobalt, CT
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in January
Cobalt, CT

Average rainfall days in January - Cobalt, CT
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in January
Cobalt, CT

Average snowfall in January - Cobalt, CT
  • Average snowfall in January: 2.68"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Cobalt, CT

Average snowfall days in January - Cobalt, CT
  • Average snowfall days in January: 7.2 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Cobalt, CT

Average daylight in January / Average sunshine in January - Cobalt, CT
  • 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: 4h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in January
Cobalt, CT

Average sunshine days in January - Cobalt, CT
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in January
Cobalt, CT

Average UV index in January - Cobalt, 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).

Average cloud cover in January
Cobalt, CT

Average cloud cover in January - Cobalt, CT
  • Average cloud cover in January: 46

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Cobalt, CT

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

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

Cobalt, Connecticut, USA

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