January weather forecast
Grosvenor Dale, CT

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Weather in January

January, like December, is a freezing cold winter month in Grosvenor Dale, Connecticut, with an average temperature fluctuating between 31.5°F (-0.3°C) and 19.6°F (-6.9°C).

Temperature

January, with its average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 19.6°F (-6.9°C), holds the record as the coldest month.

Humidity

In Grosvenor Dale, the average relative humidity in January is 79%.

Rainfall

In Grosvenor Dale, in January, during 7.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Grosvenor Dale, during the entire year, the rain falls for 151.1 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, it is snowing for 8.8 days. Throughout January, 3.58" (91mm) of snow is accumulated. Throughout the year, there are 37.7 snowfall days, and 20.59" (523mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 32min.
On the first day of the month, sunrise is at 7:15 am and sunset at 4:26 pm. On the last day of January, sunrise is at 7:01 am and sunset at 5:00 pm EST.

Sunshine

In Grosvenor Dale, the average sunshine in January is 4.8h.

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 low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, an average UV index of 2 transforms into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Grosvenor Dale?

With average temperatures fluctuating between a high of 31.5°F (-0.3°C) and a low of 19.6°F (-6.9°C), January stands out as the coldest month.

How cold is it in January?

January temperatures vary between a high-temperature of 31.5°F (-0.3°C) and a low-temperature of 19.6°F (-6.9°C).

What is the average humidity in January?

In January, the average relative humidity is 79%.

How much does it rain in January?

In Grosvenor Dale, during January, the rain falls for 7.8 days and regularly aggregates up to 2.44" (62mm) of precipitation.

How many days does it snow in January?

In January, it is snowing for 8.8 days. Throughout January, 3.58" (91mm) of snow is accumulated.

How many hours of daylight does Grosvenor Dale have in January?

In Grosvenor Dale, the average day length in January is 9h and 32min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:15 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:00 pm EST.

How long on average sun shines in January in Grosvenor Dale?

In Grosvenor Dale, the average sunshine duration in January is 4.8h.

What is the month with the lowest UV index?

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 Grosvenor Dale, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes 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
Grosvenor Dale, CT

Average temperature in January - Grosvenor Dale, CT
  • Average high temperature in January: 31.5°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in January: 19.6°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in January
Grosvenor Dale, CT

Average pressure in January - Grosvenor Dale, 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).

Average wind speed in January
Grosvenor Dale, CT

Average wind speed in January - Grosvenor Dale, CT
  • Average wind speed in January: 9mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in January
Grosvenor Dale, CT

Average humidity in January - Grosvenor Dale, CT
  • Average humidity in January: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

Average rainfall in January
Grosvenor Dale, CT

Average rainfall in January - Grosvenor Dale, CT
  • Average rainfall in January: 2.44"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in January
Grosvenor Dale, CT

Average rainfall days in January - Grosvenor Dale, CT
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are January and February (7.8 days).

Average snowfall in January
Grosvenor Dale, CT

Average snowfall in January - Grosvenor Dale, CT
  • Average snowfall in January: 3.58"

The months with the highest snowfall are February and March (5.08").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Grosvenor Dale, CT

Average snowfall days in January - Grosvenor Dale, CT
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is March (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Grosvenor Dale, CT

Average daylight in January / Average sunshine in January - Grosvenor Dale, CT
  • Average daylight in January: 9h and 3min

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

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in January
Grosvenor Dale, CT

Average sunshine days in January - Grosvenor Dale, CT
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.9 days).

Average UV index in January
Grosvenor Dale, CT

Average UV index in January - Grosvenor Dale, CT
  • Average UV index in January: 2

The months with the highest UV index are June and July (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
Grosvenor Dale, CT

Average cloud cover in January - Grosvenor Dale, CT
  • Average cloud cover in January: 47

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in January
Grosvenor Dale, CT

Average visibility in January - Grosvenor Dale, CT
  • Average visibility in January: 5mi

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

Grosvenor Dale, Connecticut, USA

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