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
The month of January, characterized by an average high of 35.6°F (2°C) and a low of 23.4°F (-4.8°C), is recognized as the coldest.Humidity
In January, the average relative humidity is 76%.Rainfall
In Mechanics Valley, in January, during 8.7 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 158.6 rainfall days, and 28.31" (719mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Mechanics Valley, during January, snow falls for 7.9 days and regularly aggregates up to 2.13" (54mm) of snow. Throughout the year, there are 24.6 snowfall days, and 10.24" (260mm) of snow is accumulated.Daylight
In January, the average length of the day in Mechanics Valley is 9h and 41min.On the first day of the month, sunrise is at 7:23 am and sunset at 4:44 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:16 pm EST.
Sunshine
In Mechanics Valley, the average sunshine in January is 4.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In January, the UV index of 2 transforms into the following advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. When the Sun is at its strongest around midday, find shade and limit exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is January?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
How many hours of sunshine does Mechanics Valley have in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Mechanics Valley, PA
- Average high temperature in January: 35.6°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in January: 23.4°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in January
Mechanics Valley, 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
Mechanics Valley, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Mechanics Valley, PA
- Average humidity in January: 76%
The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Mechanics Valley, PA
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in January
Mechanics Valley, PA
- Average rainfall days in January: 8.7 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in January
Mechanics Valley, PA
- Average snowfall in January: 2.13"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Mechanics Valley, PA
- Average snowfall days in January: 7.9 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mechanics Valley, PA
- Average daylight in January: 9h and 4min
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 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Mechanics Valley, PA
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11 days).
Average UV index in January
Mechanics Valley, PA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (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
Mechanics Valley, PA
- Average cloud cover in January: 46
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Mechanics Valley, 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).
Mechanics Valley, Pennsylvania, USA
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