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 coldest month, exhibiting average temperatures of 30.6°F (-0.8°C) at the peak and 18.5°F (-7.5°C) at the base.Humidity
In January, the average relative humidity in Upper Lehigh is 82%.Rainfall
In January, the rain falls for 7 days. Throughout January, 2.72" (69mm) of precipitation is accumulated. In Upper Lehigh, during the entire year, the rain falls for 163.6 days and collects up to 35" (889mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Upper Lehigh, during January, snow falls for 14.8 days and regularly aggregates up to 8.46" (215mm) of snow. Throughout the year, in Upper Lehigh, Pennsylvania, there are 60.9 snowfall days, and 38.9" (988mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 37min.On the first day of the month, sunrise is at 7:28 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:18 pm EST.
Sunshine
In Upper Lehigh, the average sunshine in January is 3.7h.UV index
In Upper Lehigh, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 2 in January interprets into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What time of the year is the coldest in Upper Lehigh?
How cold is January in Upper Lehigh?
What is the average humidity in January in Upper Lehigh?
How much does it rain in Upper Lehigh in January?
How much does it snow in Upper Lehigh in January?
What is the average length of the day in January in Upper Lehigh?
What time are sunrise and sunset in January in Upper Lehigh?
How many hours of sunshine does Upper Lehigh have in January?
What is the UV index reading in January in Upper Lehigh?
Average temperature in January
Upper Lehigh, PA
- Average high temperature in January: 30.6°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 (30.6°F).
- Average low temperature in January: 18.5°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in January
Upper Lehigh, PA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Upper Lehigh, PA
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Upper Lehigh, PA
- Average humidity in January: 82%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (78%).
Average rainfall in January
Upper Lehigh, PA
- Average rainfall in January: 2.72"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in January
Upper Lehigh, PA
- Average rainfall days in January: 7 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7 days).
Average snowfall in January
Upper Lehigh, PA
- Average snowfall in January: 8.46"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Upper Lehigh, PA
- Average snowfall days in January: 14.8 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Upper Lehigh, 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: 3h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in January
Upper Lehigh, PA
- Average sunshine days in January: 12.7 days
The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in January
Upper Lehigh, 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
Upper Lehigh, PA
- Average cloud cover in January: 60
The months with the most cloud cover are February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in January
Upper Lehigh, PA
- Average visibility in January: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Upper Lehigh, Pennsylvania, USA
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