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, with an average high of 32.5°F (0.3°C) and a low of 20.1°F (-6.6°C), signifies the coldest month of the year.Humidity
The average relative humidity in January is 80%.Rainfall
In Waterfall, during January, the rain falls for 7.5 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, in Waterfall, there are 146.6 rainfall days, and 19.84" (504mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Waterfall, in January, during 10.9 snowfall days, 3.7" (94mm) of snow is typically accumulated. Throughout the year, there are 37.4 snowfall days, and 14.61" (371mm) of snow is accumulated.Daylight
In January, the average length of the day in Waterfall is 9h and 42min.On the first day of the month, sunrise is at 7:34 am and sunset at 4:57 pm. On the last day of January, in Waterfall, sunrise is at 7:21 am and sunset at 5:29 pm EST.
Sunshine
January has the least sunshine of the year in Waterfall, Pennsylvania, with an average of 4.2h of sunshine.UV index
The months with the lowest UV index in Waterfall are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In January, the maximum UV index of 2 suggests these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
What time of the year is the coldest in Waterfall?
How cold is January in Waterfall?
What is the average humidity in January in Waterfall?
How many days does it rain in January in Waterfall?
How many days does it snow in January in Waterfall?
How many hours of daylight does Waterfall have in January?
When is the sunrise / sunset in January in Waterfall?
What is the month with the least sunshine in Waterfall?
How long on average sun shines in January in Waterfall?
What are the months with the lowest UV index in Waterfall?
What is the UV index reading in January in Waterfall?
Average temperature in January
Waterfall, PA
- Average high temperature in January: 32.5°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in January: 20.1°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in January
Waterfall, PA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Waterfall, PA
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in January
Waterfall, PA
- Average humidity in January: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in January
Waterfall, PA
- Average rainfall in January: 1.22"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in January
Waterfall, PA
- Average rainfall days in January: 7.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in January
Waterfall, PA
- Average snowfall in January: 3.7"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Waterfall, PA
- Average snowfall days in January: 10.9 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Waterfall, 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in January
Waterfall, PA
- Average sunshine days in January: 15.2 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).
Average UV index in January
Waterfall, PA
- Average UV index in January: 2
The month with the highest UV index is June (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
Waterfall, PA
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Waterfall, PA
- Average visibility in January: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Waterfall, Pennsylvania, USA
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