January weather forecast
Prospect, CT

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Weather in January

January, the same as December, is a wintry winter month in Prospect, Connecticut, with an average temperature fluctuating between 33.4°F (0.8°C) and 21.7°F (-5.7°C).

Temperature

Prospect's January weather, marked by an average high temperature of 33.4°F (0.8°C) and an average low temperature of 21.7°F (-5.7°C), is the coldest in the year.

Humidity

In January, the average relative humidity is 76%.

Rainfall

In January, in Prospect, the rain falls for 8.5 days. Throughout January, 2.48" (63mm) of precipitation is accumulated. In Prospect, during the entire year, the rain falls for 163.7 days and collects up to 35.79" (909mm) of precipitation.

Snowfall

Months with snowfall in Prospect are January through May, November and December. In Prospect, Connecticut, during January, snow falls for 8 days and regularly aggregates up to 2.99" (76mm) of snow. In Prospect, during the entire year, snow falls for 32.2 days and aggregates up to 17.2" (437mm) of snow.

Daylight

In Prospect, the average length of the day in January is 9h and 35min.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:32 pm. On the last day of January, in Prospect, sunrise is at 7:04 am and sunset at 5:05 pm EST.

Sunshine

The average sunshine in January in Prospect 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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 2 in January transforms into this advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. 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. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What are the coldest months in Prospect?

January proves to be the coldest month, recording an average maximum temperature of 33.4°F (0.8°C) and a minimum temperature of 21.7°F (-5.7°C).

How cold is January in Prospect?

The average high-temperature and low-temperature in Prospect, Connecticut, during January are 33.4°F (0.8°C) and 21.7°F (-5.7°C) respectively.

What is the average humidity in January in Prospect?

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

How much does it rain in Prospect in January?

In January, in Prospect, the rain falls for 8.5 days. Throughout January, 2.48" (63mm) of precipitation is accumulated.

How much does it snow in Prospect in January?

In Prospect, Connecticut, in January, snow falls for 8 days, with typically accumulated 2.99" (76mm) of snow.

How many hours of daylight does Prospect have in January?

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

When is the sunrise / sunset in January in Prospect?

On the first day of January in Prospect, Connecticut, sunrise is at 7:18 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:05 pm EST.

How long on average sun shines in January in Prospect?

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

When is the lowest UV index in Prospect?

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

What is the UV index intensity in January in Prospect?

In Prospect, 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 the Sun's 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
Prospect, CT

Average temperature in January - Prospect, CT
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 21.7°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in January
Prospect, CT

Average pressure in January - Prospect, CT
  • Average pressure in January: 30.04"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).

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Average wind speed in January
Prospect, CT

Average wind speed in January - Prospect, CT
  • Average wind speed in January: 8.4mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in January
Prospect, CT

Average humidity in January - Prospect, 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%).

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Average rainfall in January
Prospect, CT

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

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in January
Prospect, CT

Average rainfall days in January - Prospect, CT
  • Average rainfall days in January: 8.5 days

The months with the highest number of rainy days are May and July (17.9 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in January
Prospect, CT

Average snowfall in January - Prospect, CT
  • Average snowfall in January: 2.99"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Prospect, CT

Average snowfall days in January - Prospect, CT
  • Average snowfall days in January: 8 days

The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Prospect, 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 month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in January
Prospect, CT

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

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in January
Prospect, CT

Average UV index in January - Prospect, 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
Prospect, CT

Average cloud cover in January - Prospect, CT
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in January
Prospect, CT

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

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

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Prospect, Connecticut, USA

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