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
Jefferson Heights's coldest month, January, generally records average temperatures ranging from a high of 29.3°F (-1.5°C) to a low of 16.7°F (-8.5°C).Humidity
The average relative humidity in January is 81%.Rainfall
In January, in Jefferson Heights, the rain falls for 12.7 days. Throughout January, 2.17" (55mm) of precipitation is accumulated. Throughout the year, there are 174.8 rainfall days, and 33.46" (850mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Jefferson Heights. In Jefferson Heights, in January, snow falls for 14.6 days, with typically accumulated 8.86" (225mm) of snow. Throughout the year, there are 70.1 snowfall days, and 51.18" (1300mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 31min.On the first day of the month, sunrise is at 7:24 am and sunset at 4:33 pm. On the last day of January, in Jefferson Heights, sunrise is at 7:09 am and sunset at 5:07 pm EST.
Sunshine
In Jefferson Heights, the average sunshine in January is 4.8h.UV index
The months with the lowest UV index in Jefferson Heights are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 2 in January suggests the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What part of the year is the coldest in Jefferson Heights?
How cold is it in Jefferson Heights in January?
What is the average humidity in January in Jefferson Heights?
How much does it rain in Jefferson Heights in January?
How many days does it snow in January in Jefferson Heights?
What is the average length of the day in January in Jefferson Heights?
When are sunrise and sunset in January in Jefferson Heights?
How many hours of sunshine does Jefferson Heights have in January?
When is the lowest UV index in Jefferson Heights?
What is the UV index reading in January in Jefferson Heights?
Average temperature in January
Jefferson Heights, NY
- Average high temperature in January: 29.3°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 (29.3°F).
- Average low temperature in January: 16.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in January
Jefferson Heights, NY
- Average pressure in January: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Jefferson Heights, NY
- Average wind speed in January: 7.4mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
Jefferson Heights, NY
- Average humidity in January: 81%
The months with the highest relative humidity are February and December (83%).
The months with the lowest relative humidity are April, June and July (76%).
Average rainfall in January
Jefferson Heights, NY
- Average rainfall in January: 2.17"
The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in January
Jefferson Heights, NY
- Average rainfall days in January: 12.7 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (10 days).
Average snowfall in January
Jefferson Heights, NY
- Average snowfall in January: 8.86"
The month with the highest snowfall is February (11.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Jefferson Heights, NY
- Average snowfall days in January: 14.6 days
The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jefferson Heights, NY
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 4h and 5min
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 18min).
Average sunshine days in January
Jefferson Heights, NY
- Average sunshine days in January: 12.7 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is April (9.8 days).
Average UV index in January
Jefferson Heights, NY
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Jefferson Heights, NY
- Average cloud cover in January: 50
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Jefferson Heights, NY
- 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).
Jefferson Heights, New York, USA
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