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
Temperature records mark January as the coldest month, with highs averaging 36.1°F (2.3°C) and lows at 23.2°F (-4.9°C).Humidity
In Porters Sideling, the average relative humidity in January is 77%.Rainfall
In January, the rain falls for 9.3 days. Throughout January, 2.32" (59mm) of precipitation is accumulated. In Porters Sideling, during the entire year, the rain falls for 164.9 days and collects up to 32.68" (830mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Porters Sideling, in January, snow falls for 7.9 days, with typically accumulated 3.9" (99mm) of snow. In Porters Sideling, during the entire year, snow falls for 26.7 days and aggregates up to 14.37" (365mm) of snow.Daylight
In January, the average length of the day is 9h and 44min.On the first day of the month, sunrise is at 7:28 am and sunset at 4:53 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:25 pm EST.
Sunshine
In Porters Sideling, the average sunshine in January is 4.8h.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 reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Porters Sideling?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
How many hours of daylight does Porters Sideling have in January?
When is the sunrise / sunset in January in Porters Sideling?
How long on average sun shines in January?
What are the months with the lowest UV index in Porters Sideling?
What is the UV index intensity in January?
Average temperature in January
Porters Sideling, PA
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 23.2°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in January
Porters Sideling, 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
Porters Sideling, PA
- Average wind speed in January: 8.6mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Porters Sideling, 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
Porters Sideling, PA
- Average rainfall in January: 2.32"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in January
Porters Sideling, PA
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in January
Porters Sideling, PA
- Average snowfall in January: 3.9"
The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Porters Sideling, PA
- Average snowfall days in January: 7.9 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Porters Sideling, 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
Porters Sideling, PA
- Average sunshine days in January: 16.3 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in January
Porters Sideling, 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
Porters Sideling, PA
- Average cloud cover in January: 47
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
Porters Sideling, 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).
Porters Sideling, Pennsylvania, USA
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