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, characterized by an average high temperature of 32.2°F (0.1°C) and a low temperature of 20.1°F (-6.6°C), is generally the coldest month.Humidity
In January, the average relative humidity in Sunbury is 79%.Rainfall
In Sunbury, in January, during 7.7 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, there are 133.4 rainfall days, and 13.15" (334mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in Sunbury. In Sunbury, Pennsylvania, during January, snow falls for 9.3 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 32.1 snowfall days, and 4.76" (121mm) of snow is accumulated.Daylight
In Sunbury, the average length of the day in January is 9h and 38min.On the first day of January in Sunbury, sunrise is at 7:31 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:22 pm EST.
Sunshine
January and February, with an average of 4.2h of sunshine, are months with the least sunshine.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 low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What part of the year is the coldest in Sunbury?
How cold is it in Sunbury in January?
What is the average humidity in January in Sunbury?
How much does it rain in Sunbury in January?
How many days does it snow in January in Sunbury?
How many hours of daylight does Sunbury have in January?
When are sunrise and sunset in January in Sunbury?
What are the months with the least sunshine in Sunbury?
How many hours of sunshine does Sunbury have in January?
When is the lowest UV index in Sunbury?
How high is the UV index in January in Sunbury?
Average temperature in January
Sunbury, PA
- Average high temperature in January: 32.2°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 (32.2°F).
- Average low temperature in January: 20.1°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in January
Sunbury, PA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Sunbury, PA
- Average wind speed in January: 7.5mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in January
Sunbury, PA
- Average humidity in January: 79%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in January
Sunbury, PA
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is September (0.75").
Average rainfall days in January
Sunbury, PA
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in January
Sunbury, PA
- Average snowfall in January: 1.38"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Sunbury, PA
- Average snowfall days in January: 9.3 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sunbury, PA
- 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 18min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).
Average sunshine days in January
Sunbury, PA
- Average sunshine days in January: 16.9 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in January
Sunbury, PA
- Average UV index in January: 2
The month with the highest UV index is July (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
Sunbury, PA
- Average cloud cover in January: 53
The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Sunbury, PA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
Sunbury, Pennsylvania, USA
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