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, marked by an average high-temperature of 31.1°F (-0.5°C) and a low-temperature of 18.5°F (-7.5°C), is the coldest month.Humidity
The average relative humidity in January is 86%.Rainfall
In January, the rain falls for 8.2 days. Throughout January, 2.24" (57mm) of precipitation is accumulated. Throughout the year, in Jerome, there are 164.4 rainfall days, and 30.08" (764mm) of precipitation is accumulated.Snowfall
Months with snowfall in Jerome are January through May, October through December. January is the month with the most snowfall in Jerome. Snow falls for 15.3 days and accumulates 6.46" (164mm) of snow.Daylight
In Jerome, Pennsylvania, the average length of the day in January is 9h and 42min.On the first day of the month, sunrise is at 7:38 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:25 am and sunset at 5:32 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 2.9h of sunshine.UV index
In Jerome, Pennsylvania, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during January leads to these instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the coldest time of year in Jerome?
How cold is January in Jerome?
What is the average humidity in January in Jerome?
How much does it rain in Jerome in January?
When does it snow the most in Jerome?
How much does it snow in Jerome in January?
How many hours of daylight does Jerome have in January?
What time are sunrise and sunset in January in Jerome?
What is the month with the least sunshine in Jerome?
How long on average sun shines in January in Jerome?
What is the UV index reading in January in Jerome?
Average temperature in January
Jerome, PA
- Average high temperature in January: 31.1°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in January: 18.5°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in January
Jerome, 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
Jerome, PA
- Average wind speed in January: 10.2mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Jerome, PA
- Average humidity in January: 86%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June and July (79%).
Average rainfall in January
Jerome, PA
- Average rainfall in January: 2.24"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is November (1.65").
Average rainfall days in January
Jerome, PA
- Average rainfall days in January: 8.2 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in January
Jerome, PA
- Average snowfall in January: 6.46"
The month with the highest snowfall is January (6.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Jerome, PA
- Average snowfall days in January: 15.3 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jerome, 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: 2h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in January
Jerome, PA
- Average sunshine days in January: 9.5 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in January
Jerome, 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
Jerome, PA
- Average cloud cover in January: 72
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in January
Jerome, PA
- Average visibility in January: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Jerome, Pennsylvania, USA
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