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
January tends to be the coldest month, with temperatures averaging a daily high of 35.8°F (2.1°C) and a low of 23.4°F (-4.8°C).Humidity
In Winterstown, the average relative humidity in January is 77%.Rainfall
In January, in Winterstown, the rain falls for 6.3 days. Throughout January, 1.38" (35mm) of precipitation is accumulated. Throughout the year, there are 139.8 rainfall days, and 22.95" (583mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Winterstown, in January, during 4.3 snowfall days, 2.13" (54mm) of snow is typically accumulated. Throughout the year, there are 18.4 snowfall days, and 9.13" (232mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 44min.On the first day of the month, sunrise is at 7:27 am and sunset at 4:52 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:24 pm EST.
Sunshine
In January, the average sunshine in Winterstown is 4.9h.UV index
January, February, 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 unprotected exposure to Sun's UV rays for average individuals.Note: In January, the UV index of 2 transforms into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What is the coldest time of year in Winterstown?
How cold is it in Winterstown in January?
What is the average humidity in January in Winterstown?
How many days does it rain in January in Winterstown?
How many days does it snow in January in Winterstown?
What is the average length of the day in January in Winterstown?
What time are sunrise and sunset in January in Winterstown?
How many hours of sunshine does Winterstown have in January?
What are the months with the lowest UV index in Winterstown?
What is the UV index reading in January in Winterstown?
Average temperature in January
Winterstown, PA
- Average high temperature in January: 35.8°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in January: 23.4°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in January
Winterstown, PA
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Winterstown, PA
- Average wind speed in January: 8.8mph
The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Winterstown, PA
- Average humidity in January: 77%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are March, April and November (76%).
Average rainfall in January
Winterstown, PA
- Average rainfall in January: 1.38"
The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in January
Winterstown, PA
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in January
Winterstown, PA
- Average snowfall in January: 2.13"
The month with the highest snowfall is March (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Winterstown, PA
- Average snowfall days in January: 4.3 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Winterstown, PA
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 54min).
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
Winterstown, PA
- Average sunshine days in January: 20.4 days
The month with the most sunshine days is January (20.4 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in January
Winterstown, 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
Winterstown, PA
- Average cloud cover in January: 46
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Winterstown, 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).
Winterstown, Pennsylvania, USA
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