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
The lowest temperatures are recorded in January, with averages reaching a high of 34.2°F (1.2°C) and a low of 21.9°F (-5.6°C).Humidity
In January, the average relative humidity is 78%.Rainfall
In January, the rain falls for 8.5 days. Throughout January, 2.24" (57mm) of precipitation is accumulated. In Palmyra, during the entire year, the rain falls for 162.3 days and collects up to 30.71" (780mm) of precipitation.Snowfall
Months with snowfall in Palmyra are January through April, October through December. January is the month with the most snowfall. Snow falls for 9 days and accumulates 3.94" (100mm) of snow.Daylight
In Palmyra, Pennsylvania, the average length of the day in January is 9h and 41min.On the first day of the month, sunrise is at 7:29 am and sunset at 4:50 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:23 pm EST.
Sunshine
In January, the average sunshine is 4.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Palmyra, Pennsylvania. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: An average UV index of 2 in January transforms into this advice:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. When the Sun is at its strongest around midday, find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What time of the year is the coldest in Palmyra?
How cold is it in Palmyra in January?
What is the average humidity in January in Palmyra?
How many days does it rain in January in Palmyra?
When does it snow the most in Palmyra?
How many days does it snow in January in Palmyra?
How many hours of daylight does Palmyra have in January?
What time are sunrise and sunset in January in Palmyra?
How many hours of sunshine does Palmyra have in January?
When is the lowest UV index in Palmyra?
What is the UV index reading in January in Palmyra?
Average temperature in January
Palmyra, PA
- Average high temperature in January: 34.2°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 (34.2°F).
- Average low temperature in January: 21.9°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in January
Palmyra, PA
- Average pressure in January: 30.1"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
Palmyra, PA
- Average wind speed in January: 8.4mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Palmyra, PA
- Average humidity in January: 78%
The months with the highest relative humidity are February and May (81%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in January
Palmyra, PA
- Average rainfall in January: 2.24"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in January
Palmyra, PA
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in January
Palmyra, PA
- Average snowfall in January: 3.94"
The month with the highest snowfall is January (3.94").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Palmyra, PA
- Average snowfall days in January: 9 days
The month with the highest number of snowfall days is January (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
Palmyra, 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 4min
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 30min).
Average sunshine days in January
Palmyra, PA
- Average sunshine days in January: 15.8 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10 days).
Average UV index in January
Palmyra, PA
- Average UV index in January: 2
The months with the highest UV index are May, June and July (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
Palmyra, PA
- Average cloud cover in January: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Palmyra, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are February, May, September and October (5mi).
Palmyra, Pennsylvania, USA
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