January weather forecastRoyersford, PA
January
Weather in January
January, like December, in Royersford, Pennsylvania, is an icy winter month, with an average temperature ranging between max 36°F (2.2°C) and min 23.9°F (-4.5°C).Temperature
In Royersford, January is the month with the lowest recorded average temperatures, measuring a high of 36°F (2.2°C) and a low of 23.9°F (-4.5°C).Humidity
In January, the average relative humidity is 76%.Rainfall
In Royersford, in January, it is raining for 6.9 days, with typically 0.87" (22mm) of accumulated precipitation. In Royersford, during the entire year, the rain falls for 132.3 days and collects up to 13.98" (355mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. The months with the most snowfall are January and February, with an average 0.59" (15mm) of accumulated snow.Daylight
In January, the average length of the day is 9h and 42min.On the first day of January, sunrise is at 7:24 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:19 pm EST.
Sunshine
In January, the average sunshine is 4.8h.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 estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 2 in January transforms into this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. During bright days, sunglasses that offer UVA and UVB defense are recommended. Consider this! The reflection from snow 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
Royersford, PA
- Average high temperature in January: 36°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in January: 23.9°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 (23.9°F).
Average pressure in January
Royersford, 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
Royersford, 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
Royersford, PA
- Average humidity in January: 76%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in January
Royersford, PA
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in January
Royersford, PA
- Average rainfall days in January: 6.9 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in January
Royersford, PA
- Average snowfall in January: 0.59"
The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Royersford, PA
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Royersford, PA
- Average daylight in January: 9h and 42min
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 48min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Royersford, PA
- Average sunshine days in January: 20.7 days
The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in January
Royersford, 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
Royersford, PA
- Average cloud cover in January: 46
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Royersford, 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).





