Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Little Rocky Hill's coldest temperatures are experienced in January, with average high temperatures of 36.9°F (2.7°C) and lows of 24.3°F (-4.3°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Little Rocky Hill, during January, the rain falls for 6.1 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Little Rocky Hill, during the entire year, the rain falls for 119.3 days and collects up to 12.72" (323mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Little Rocky Hill. In January, it is snowing for 4.6 days. Throughout January, 0.79" (20mm) of snow is accumulated. In Little Rocky Hill, during the entire year, snow falls for 16.4 days and aggregates up to 4.41" (112mm) of snow.Daylight
The average length of the day in January in Little Rocky Hill is 9h and 41min.On the first day of January, sunrise is at 7:21 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:14 pm EST.
Sunshine
In January, the average sunshine 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 estimate of 2, and below, represents a low health risk 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:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Little Rocky Hill?
How cold is it in Little Rocky Hill in January?
What is the average humidity in January in Little Rocky Hill?
How many days does it rain in January in Little Rocky Hill?
How many days does it snow in January in Little Rocky Hill?
How many hours of daylight does Little Rocky Hill have in January?
When are sunrise and sunset in January in Little Rocky Hill?
How long on average sun shines in January in Little Rocky Hill?
When is the lowest UV index in Little Rocky Hill?
What is the UV index intensity in January in Little Rocky Hill?
Average temperature in January
Little Rocky Hill, NJ
- Average high temperature in January: 36.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Little Rocky Hill, NJ
- Average pressure in January: 30.07"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Little Rocky Hill, NJ
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Little Rocky Hill, NJ
- Average humidity in January: 75%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Little Rocky Hill, NJ
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in January
Little Rocky Hill, NJ
- Average rainfall days in January: 6.1 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in January
Little Rocky Hill, NJ
- Average snowfall in January: 0.79"
The month with the highest snowfall is March (1.42").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Little Rocky Hill, NJ
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Little Rocky Hill, NJ
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in January
Little Rocky Hill, NJ
- Average sunshine days in January: 21.8 days
The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in January
Little Rocky Hill, NJ
- 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
Little Rocky Hill, NJ
- Average cloud cover in January: 44
The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in January
Little Rocky Hill, NJ
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Little Rocky Hill, New Jersey, USA
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