January weather forecastMechanicsburg, PA
January
Weather in January
January, like December, in Mechanicsburg, Pennsylvania, is another cold winter month, with an average temperature ranging between min 22.1°F (-5.5°C) and max 35.1°F (1.7°C).Temperature
Mechanicsburg witnesses the coldest weather in January, with temperatures averaging a high of 35.1°F (1.7°C) and a low of 22.1°F (-5.5°C).Humidity
In Mechanicsburg, Pennsylvania, the average relative humidity in January is 77%.Rainfall
January and February are months with the least rain when the rain falls for 5.7 days and typically aggregates up to 0.71" (18mm) of rain.Snowfall
January through April, November and December are months with snowfall. In January, it is snowing for 6.3 days. Throughout January, 1.18" (30mm) of snow is accumulated. In Mechanicsburg, during the entire year, snow falls for 19.9 days and aggregates up to 4.29" (109mm) of snow.Daylight
In Mechanicsburg, the average length of the day in January is 9h and 42min.On the first day of January, sunrise is at 7:30 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:24 pm EST.
Sunshine
The average sunshine in January is 4.6h.UV index
The months with the lowest UV index in Mechanicsburg 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 minimal health hazard from exposure to the Sun's UV rays for the average person.Note: In January, the maximum UV index of 2 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mechanicsburg, PA
- Average high temperature in January: 35.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in January: 22.1°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in January
Mechanicsburg, PA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Mechanicsburg, PA
- Average wind speed in January: 8mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in January
Mechanicsburg, PA
- Average humidity in January: 77%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are March and April (75%).
Average rainfall in January
Mechanicsburg, PA
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").
Average rainfall days in January
Mechanicsburg, PA
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in January
Mechanicsburg, PA
- Average snowfall in January: 1.18"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Mechanicsburg, PA
- Average snowfall days in January: 6.3 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Mechanicsburg, 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 24min).
- Average sunshine in January: 4h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
Mechanicsburg, PA
- Average sunshine days in January: 20.6 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).
Average UV index in January
Mechanicsburg, PA
- Average UV index in January: 2
The months with the highest UV index are May, June and 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
Mechanicsburg, PA
- Average cloud cover in January: 49
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Mechanicsburg, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
