January weather forecastEdwardsville, PA
January
Weather in January
January, the same as December, in Edwardsville, Pennsylvania, is a freezing cold winter month, with an average temperature ranging between max 30.6°F (-0.8°C) and min 18.7°F (-7.4°C).Temperature
January tends to be the coldest month, with temperatures averaging a daily high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C).Humidity
In Edwardsville, the average relative humidity in January is 82%.Rainfall
In January, in Edwardsville, the rain falls for 8.3 days. Throughout January, 0.91" (23mm) of precipitation is accumulated. In Edwardsville, during the entire year, the rain falls for 142.7 days and collects up to 13.19" (335mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In January, in Edwardsville, it is snowing for 13.7 days. Throughout January, 2.28" (58mm) of snow is accumulated. In Edwardsville, during the entire year, snow falls for 49.9 days and aggregates up to 9.92" (252mm) of snow.Daylight
The average length of the day in January is 9h and 36min.On the first day of January, sunrise is at 7:29 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:18 pm EST.
Sunshine
The months with the least sunshine are January and February, with an average of 3.7h of sunshine.UV index
In Edwardsville, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 2 in January suggests the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Edwardsville, PA
- Average high temperature in January: 30.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in January: 18.7°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in January
Edwardsville, 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
Edwardsville, PA
- Average wind speed in January: 8mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Edwardsville, 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 (77%).
Average rainfall in January
Edwardsville, PA
- Average rainfall in January: 0.91"
The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in January
Edwardsville, PA
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in January
Edwardsville, PA
- Average snowfall in January: 2.28"
The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Edwardsville, PA
- Average snowfall days in January: 13.7 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Edwardsville, PA
- Average daylight in January: 9h and 36min
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 42min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days in January
Edwardsville, PA
- Average sunshine days in January: 14.3 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (11.6 days).
Average UV index in January
Edwardsville, 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
Edwardsville, PA
- Average cloud cover in January: 60
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in January
Edwardsville, PA
- Average visibility in January: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).





