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
Dallas's January weather, with an average high temperature of 30°F (-1.1°C) and an average low temperature of 18.3°F (-7.6°C), tends to be the coldest of the year.Humidity
The average relative humidity in January is 82%.Rainfall
In Dallas, during January, the rain falls for 7.6 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Dallas, during the entire year, the rain falls for 154.5 days and collects up to 25.63" (651mm) of precipitation.Snowfall
Months with snowfall in Dallas are January through May, October through December. In Dallas, in January, during 13.7 snowfall days, 5.39" (137mm) of snow is typically accumulated. Throughout the year, in Dallas, there are 58.2 snowfall days, and 26.1" (663mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 36min.On the first day of the month, sunrise is at 7:29 am and sunset at 4:44 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:18 pm EST.
Sunshine
The average sunshine in January is 3.8h.UV index
In Dallas, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 2 in January translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What time of the year is the coldest in Dallas?
How cold is January in Dallas?
What is the average humidity in January in Dallas?
How much does it rain in Dallas in January?
How many days does it snow in January in Dallas?
How many hours of daylight does Dallas have in January?
When are sunrise and sunset in January in Dallas?
How many hours of sunshine does Dallas have in January?
How high is the UV index in January in Dallas?
Average temperature in January
Dallas, PA
- Average high temperature in January: 30°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°F).
- Average low temperature in January: 18.3°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in January
Dallas, 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
Dallas, PA
- Average wind speed in January: 7.9mph
The windiest months (with the highest average wind speed) are March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Dallas, PA
- Average humidity in January: 82%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in January
Dallas, PA
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is August (2.48").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in January
Dallas, PA
- Average rainfall days in January: 7.6 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in January
Dallas, PA
- Average snowfall in January: 5.39"
The month with the highest snowfall is February (7.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Dallas, 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
Dallas, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
Dallas, PA
- Average sunshine days in January: 14.1 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in January
Dallas, 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
Dallas, PA
- Average cloud cover in January: 61
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in January
Dallas, 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).
Dallas, Pennsylvania, USA
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