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 36.9°F (2.7°C) and a low of 24.8°F (-4°C), signifies the coldest month of the year.Humidity
In January, the average relative humidity is 76%.Rainfall
In January, in Walnut Hill, the rain falls for 6.6 days. Throughout January, 1.1" (28mm) of precipitation is accumulated. Throughout the year, there are 135 rainfall days, and 17.76" (451mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in Walnut Hill. In Walnut Hill, during January, snow falls for 5.2 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 16.6 snowfall days, and 5.47" (139mm) of snow is accumulated.Daylight
The average length of the day in January in Walnut Hill is 9h and 43min.On the first day of January in Walnut Hill, 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
In January, the average sunshine is 5h.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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In January, the maximum UV index of 2 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the coldest time of year in Walnut Hill?
How cold is January in Walnut Hill?
What is the average humidity in January in Walnut Hill?
How much does it rain in Walnut Hill in January?
How much does it snow in Walnut Hill in January?
What is the average length of the day in January in Walnut Hill?
When are sunrise and sunset in January in Walnut Hill?
How long on average sun shines in January in Walnut Hill?
What is the month with the lowest UV index in Walnut Hill?
What is the UV index reading in January in Walnut Hill?
Average temperature in January
Walnut Hill, PA
- Average high temperature in January: 36.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in January: 24.8°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in January
Walnut Hill, PA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Walnut Hill, PA
- Average wind speed in January: 8.6mph
The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in January
Walnut Hill, PA
- Average humidity in January: 76%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in January
Walnut Hill, PA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is August (2.36").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in January
Walnut Hill, PA
- Average rainfall days in January: 6.6 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in January
Walnut Hill, PA
- Average snowfall in January: 1.38"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Walnut Hill, PA
- Average snowfall days in January: 5.2 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Walnut Hill, 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 48min).
Average sunshine days in January
Walnut Hill, PA
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in January
Walnut Hill, 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
Walnut Hill, PA
- Average cloud cover in January: 45
The months with the most cloud cover are February, March and May (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Walnut Hill, 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).
Walnut Hill, Pennsylvania, USA
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