January weather forecastLoretto, PA
January
Weather in January
January, the same as December, in Loretto, Pennsylvania, is a freezing cold winter month, with an average temperature ranging between min 18.9°F (-7.3°C) and max 30.4°F (-0.9°C).Temperature
Loretto's January weather reaches an average high of 30.4°F (-0.9°C) and an average low of 18.9°F (-7.3°C), making it the coldest month.Humidity
The average relative humidity in January is 84%.Rainfall
In Loretto, during January, the rain falls for 7.7 days and regularly aggregates up to 2.52" (64mm) of precipitation. Throughout the year, there are 170 rainfall days, and 33.46" (850mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 18 days. Throughout January, 8.66" (220mm) of snow is accumulated. In Loretto, during the entire year, snow falls for 70.6 days and aggregates up to 40.12" (1019mm) of snow.Daylight
The average length of the day in January is 9h and 40min.On the first day of January, sunrise is at 7:37 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:30 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 3.1h of sunshine.UV index
In Loretto, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Loretto, PA
- Average high temperature in January: 30.4°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in January: 18.9°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in January
Loretto, PA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Loretto, PA
- Average wind speed in January: 10mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Loretto, 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, June and July (78%).
Average rainfall in January
Loretto, PA
- Average rainfall in January: 2.52"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in January
Loretto, PA
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in January
Loretto, PA
- Average snowfall in January: 8.66"
The month with the highest snowfall is February (8.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Loretto, PA
- Average snowfall days in January: 18 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Loretto, PA
- Average daylight in January: 9h and 42min
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: 3h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in January
Loretto, PA
- Average sunshine days in January: 7.7 days
The month with the most sunshine days is November (13.5 days).
The months with the least sunshine days are January and February (7.7 days).
Average UV index in January
Loretto, PA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Loretto, 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 39).
Average visibility in January
Loretto, PA
- Average visibility in January: 4mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).





