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 coldest period tends to be January, when average temperatures fluctuate between a high of 37.4°F (3°C) and a low of 25.7°F (-3.5°C).Humidity
The average relative humidity in January is 74%.Rainfall
January is the month with the least rainfall. Rain falls for 6.6 days and accumulates 1.46" (37mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Collingdale, Pennsylvania. In Collingdale, during January, snow falls for 3.3 days and regularly aggregates up to 1.5" (38mm) of snow. In Collingdale, during the entire year, snow falls for 11.3 days and aggregates up to 6.18" (157mm) of snow.Daylight
In Collingdale, Pennsylvania, the average length of the day in January is 9h and 43min.On the first day of January in Collingdale, Pennsylvania, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:18 pm EST.
Sunshine
The average sunshine in January is 5h.UV index
The months with the lowest UV index in Collingdale, Pennsylvania, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What is the coldest time of year in Collingdale?
How cold is January in Collingdale?
What is the average humidity in January in Collingdale?
What is the driest month in Collingdale?
How many days does it rain in January in Collingdale?
How much does it snow in Collingdale in January?
What is the average length of the day in January in Collingdale?
When is the sunrise / sunset in January in Collingdale?
How long on average sun shines in January in Collingdale?
What are the months with the lowest UV index in Collingdale?
What is the UV index intensity in January in Collingdale?
Average temperature in January
Collingdale, PA
- Average high temperature in January: 37.4°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in January: 25.7°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in January
Collingdale, PA
- Average pressure in January: 30.09"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
Collingdale, PA
- Average wind speed in January: 8.4mph
The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in January
Collingdale, PA
- Average humidity in January: 74%
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in January
Collingdale, PA
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in January
Collingdale, PA
- Average rainfall days in January: 6.6 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in January
Collingdale, PA
- Average snowfall in January: 1.5"
The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Collingdale, PA
- Average snowfall days in January: 3.3 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Collingdale, 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: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in January
Collingdale, PA
- Average sunshine days in January: 20.8 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in January
Collingdale, 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, November and December (UV index 2).
Average cloud cover in January
Collingdale, PA
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in January
Collingdale, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Collingdale, Pennsylvania, USA
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