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
In Hadley, the lowest temperatures are generally noted in January, averaging a high of 30.2°F (-1°C) and a low of 18°F (-7.8°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 89%.Rainfall
In Hadley, during January, the rain falls for 7.7 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, in Hadley, there are 174.1 rainfall days, and 34.65" (880mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 21.3 days and accumulates 10.31" (262mm) of snow.Daylight
In January, the average length of the day is 9h and 35min.On the first day of January, sunrise is at 7:46 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:35 pm EST.
Sunshine
With an average of 2.3h of sunshine, January has the least sunshine of the year.UV index
In Hadley, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 2 in January translates into this advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
How much does it snow in January?
How many hours of daylight does Hadley have in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Hadley have in January?
What is the UV index reading in January?
Average temperature in January
Hadley, PA
- Average high temperature in January: 30.2°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in January: 18°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°F).
Average pressure in January
Hadley, 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
Hadley, PA
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Hadley, PA
- Average humidity in January: 89%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (79%).
Average rainfall in January
Hadley, PA
- Average rainfall in January: 2.99"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in January
Hadley, PA
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in January
Hadley, PA
- Average snowfall in January: 10.31"
The month with the highest snowfall is January (10.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Hadley, PA
- Average snowfall days in January: 21.3 days
The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hadley, 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 12min).
- Average sunshine in January: 2h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in January
Hadley, PA
- Average sunshine days in January: 6.5 days
The month with the most sunshine days is September (12.8 days).
The month with the least sunshine days is February (5.8 days).
Average UV index in January
Hadley, 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
Hadley, PA
- Average cloud cover in January: 77
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in January
Hadley, PA
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, September and December (4mi).
Hadley, Pennsylvania, USA
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