January weather forecast
Sandy Hook, CT

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Weather in January

January, like December, in Sandy Hook, Connecticut, is another cold winter month, with an average temperature ranging between min 22.6°F (-5.2°C) and max 33.4°F (0.8°C).

Temperature

With average high and low temperatures of 33.4°F (0.8°C) and 22.6°F (-5.2°C) respectively, January is Sandy Hook's coldest month.

Humidity

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

Rainfall

January and September are months with the least rain in Sandy Hook when the rain falls for 9.1 days and typically aggregates up to 2.4" (61mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. In Sandy Hook, in January, snow falls for 9.2 days, with typically accumulated 3.5" (89mm) of snow. Throughout the year, there are 34.5 snowfall days, and 17.01" (432mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 35min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:33 pm. On the last day of January, in Sandy Hook, sunrise is at 7:05 am and sunset at 5:07 pm EST.

Sunshine

In Sandy Hook, the average sunshine in January is 5h.

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 value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In January, an average UV index of 2 transforms into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the coldest month in Sandy Hook?

Temperature readings in Sandy Hook, Connecticut, reach their annual highs in January, averaging 33.4°F (0.8°C) and a minimum average of 22.6°F (-5.2°C).

How cold is it in Sandy Hook in January?

In Sandy Hook, in January, the average high-temperature is 33.4°F (0.8°C), and the average low-temperature is 22.6°F (-5.2°C).

What is the average humidity in January in Sandy Hook?

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

What is the driest month in Sandy Hook?

January and September are months with the least rain in Sandy Hook, Connecticut, when the rain falls for 9.1 days and typically aggregates up to 2.4" (61mm) of rain.

How many days does it rain in January in Sandy Hook?

In January, in Sandy Hook, the rain falls for 9.1 days. Throughout January, 2.4" (61mm) of precipitation is accumulated.

How much does it snow in Sandy Hook in January?

In Sandy Hook, Connecticut, in January, during 9.2 snowfall days, 3.5" (89mm) of snow is typically accumulated.

How many hours of daylight does Sandy Hook have in January?

In Sandy Hook, the average day length in January is 9h and 35min.

When are sunrise and sunset in January in Sandy Hook?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 4:33 pm. On the last day of the month, in Sandy Hook, Connecticut, sunrise is at 7:05 am and sunset at 5:07 pm EST.

How long on average sun shines in January in Sandy Hook?

In January, the average sunshine duration in Sandy Hook is 5h.

When is the lowest UV index in Sandy Hook?

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 reading in January in Sandy Hook?

In Sandy Hook, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
39.6°F 4.2°C
33.4°F 0.8°C
36.5°F 2.5°C
Average low temperature
29.3°F -1.5°C
22.6°F -5.2°C
23.5°F -4.7°C
Average pressure
30.06" 764mmHg
30.04" 763mmHg
30.02" 763mmHg
Average wind speed
8.1mph 13km/h
8.5mph 13.7km/h
8.3mph 13.4km/h
Average max. wind speed
8.7mph 14km/h
9.1mph 14.6km/h
8.8mph 14.2km/h
Average wind speed gusts
12.6mph 20.3km/h
13mph 20.9km/h
12.9mph 20.8km/h
Average humidity
78%
76%
79%
Average rainfall
4.02" 102mm
2.4" 61mm
2.44" 62mm
Average rainfall days
12
9.1
9.2
Average snowfall
3.58" 91mm
3.5" 89mm
4.37" 111mm
Average snowfall days
5.8
9.2
9.5
Average daylight
9h 1min
9h 4min
10h 4min
Average sunshine
4h 4min
5h 0min
4h 4min
Average sunshine days
14.1
16.3
12
Average UV index
2
2
2
Average cloud cover
49%
46%
49%
Average visibility
6mi 9.7km
6mi 9.7km
5mi 8km

Average temperature in January
Sandy Hook, CT

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

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 22.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in January
Sandy Hook, CT

Average pressure in January - Sandy Hook, 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
Sandy Hook, CT

Average wind speed in January - Sandy Hook, CT
  • Average wind speed in January: 8.5mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in January
Sandy Hook, CT

Average humidity in January - Sandy Hook, 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 (72%).

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Average rainfall in January
Sandy Hook, CT

Average rainfall in January - Sandy Hook, CT
  • Average rainfall in January: 2.4"

The wettest month (with the highest rainfall) is December (4.02").
The driest months (with the least rainfall) are January and September (2.4").

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Average rainfall days in January
Sandy Hook, CT

Average rainfall days in January - Sandy Hook, CT
  • Average rainfall days in January: 9.1 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in January
Sandy Hook, CT

Average snowfall in January - Sandy Hook, CT
  • Average snowfall in January: 3.5"

The month with the highest snowfall is February (4.37").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Sandy Hook, CT

Average snowfall days in January - Sandy Hook, CT
  • Average snowfall days in January: 9.2 days

The month with the highest number of snowfall days is February (9.5 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
Sandy Hook, CT

Average daylight in January / Average sunshine in January - Sandy Hook, 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: 5h and 0min

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).

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Average sunshine days in January
Sandy Hook, CT

Average sunshine days in January - Sandy Hook, 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 June (10.1 days).

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Average UV index in January
Sandy Hook, CT

Average UV index in January - Sandy Hook, 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
Sandy Hook, CT

Average cloud cover in January - Sandy Hook, CT
  • Average cloud cover in January: 46

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in January
Sandy Hook, CT

Average visibility in January - Sandy Hook, CT
  • Average visibility in January: 6mi

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

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Sandy Hook, Connecticut, USA

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