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, with an average high of 27.9°F (-2.3°C) and a low of 16°F (-8.9°C), signifies the coldest month of the year.Humidity
In Starlight, the average relative humidity in January is 85%.Rainfall
In Starlight, in January, it is raining for 4.4 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, there are 104.8 rainfall days, and 9.13" (232mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 10.7 days and accumulates 1.61" (41mm) of snow.Daylight
The average length of the day in January is 9h and 32min.On the first day of January, sunrise is at 7:28 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:14 pm EST.
Sunshine
The average sunshine in January is 2.8h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
What is the snowiest month?
How many days does it snow in January?
How many hours of daylight does Starlight have in January?
What time are sunrise and sunset in January in Starlight?
How many hours of sunshine does Starlight have in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Starlight, PA
- Average high temperature in January: 27.9°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in January: 16°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in January
Starlight, PA
- Average pressure in January: 30.06"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
Starlight, PA
- Average wind speed in January: 8.8mph
The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Starlight, PA
- Average humidity in January: 85%
The months with the highest relative humidity are February and December (87%).
The months with the lowest relative humidity are June and July (79%).
Average rainfall in January
Starlight, PA
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is August (1.02").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in January
Starlight, PA
- Average rainfall days in January: 4.4 days
The months with the highest number of rainy days are May and July (12.3 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in January
Starlight, PA
- Average snowfall in January: 1.61"
The month with the highest snowfall is January (1.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Starlight, PA
- Average snowfall days in January: 10.7 days
The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Starlight, 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: 2h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are February and December (Average sunshine: 2h and 42min).
Average sunshine days in January
Starlight, PA
- Average sunshine days in January: 20.1 days
The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is April (14.8 days).
Average UV index in January
Starlight, 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, November and December (UV index 1).
Average cloud cover in January
Starlight, PA
- Average cloud cover in January: 73
The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in January
Starlight, PA
- Average visibility in January: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (5mi).
The months with the lowest visibility are August and September (4mi).
Starlight, Pennsylvania, USA
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