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
January is the month when Lawrenceville experiences its coldest temperatures, averaging a high of 28.2°F (-2.1°C) and a low of 17.1°F (-8.3°C).Humidity
In January, the average relative humidity is 84%.Rainfall
In January, the rain falls for 9.3 days. Throughout January, 1.85" (47mm) of precipitation is accumulated. In Lawrenceville, during the entire year, the rain falls for 176.1 days and collects up to 28.74" (730mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Lawrenceville, in January, snow falls for 18.8 days, with typically accumulated 6.57" (167mm) of snow. Throughout the year, there are 82.8 snowfall days, and 34.09" (866mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 32min.On the first day of January, sunrise is at 7:36 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:21 pm EST.
Sunshine
January, February and December, with an average of 3.2h of sunshine, are months with the least sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 1 during January translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Lawrenceville have in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Lawrenceville, PA
- Average high temperature in January: 28.2°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in January
Lawrenceville, PA
- 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 (29.94"Hg).
Average wind speed in January
Lawrenceville, PA
- Average wind speed in January: 9.5mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in January
Lawrenceville, PA
- Average humidity in January: 84%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and June (78%).
Average rainfall in January
Lawrenceville, PA
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is July (2.99").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in January
Lawrenceville, PA
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in January
Lawrenceville, PA
- Average snowfall in January: 6.57"
The month with the highest snowfall is February (8.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Lawrenceville, PA
- Average snowfall days in January: 18.8 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Lawrenceville, PA
- 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: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 12min).
Average sunshine days in January
Lawrenceville, PA
- Average sunshine days in January: 7.5 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (6.9 days).
Average UV index in January
Lawrenceville, PA
- Average UV index in January: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Lawrenceville, PA
- Average cloud cover in January: 70
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in January
Lawrenceville, PA
- Average visibility in January: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Lawrenceville, Pennsylvania, USA
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