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 28.8°F (-1.8°C) and a low of 17.6°F (-8°C), signifies the coldest month of the year.Humidity
The months with the highest humidity are January and February, with an average relative humidity of 86%.Rainfall
In Retsof, New York, during January, the rain falls for 5.6 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, in Retsof, there are 108.9 rainfall days, and 7.8" (198mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Retsof, New York. In January, in Retsof, it is snowing for 12.9 days. Throughout January, 1.34" (34mm) of snow is accumulated. Throughout the year, there are 59.7 snowfall days, and 6.85" (174mm) of snow is accumulated.Daylight
The average length of the day in January in Retsof is 9h and 28min.On the first day of the month, sunrise is at 7:42 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:27 am and sunset at 5:22 pm EST.
Sunshine
The months with the least sunshine are January and February, with an average of 2.8h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Retsof. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 1 suggests this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Retsof?
How cold is January in Retsof?
What is the most humid month in Retsof?
What is the average humidity in January in Retsof?
How many days does it rain in January in Retsof?
How many days does it snow in January in Retsof?
What is the average length of the day in January in Retsof?
What time are sunrise and sunset in January in Retsof?
What are the months with the least sunshine in Retsof?
How many hours of sunshine does Retsof have in January?
What is the month with the lowest UV index in Retsof?
What is the UV index intensity in January in Retsof?
Average temperature in January
Retsof, NY
- Average high temperature in January: 28.8°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in January: 17.6°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in January
Retsof, NY
- Average pressure in January: 30.06"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
Retsof, NY
- 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 July (6.2mph).
Average humidity in January
Retsof, NY
- Average humidity in January: 86%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (77%).
Average rainfall in January
Retsof, NY
- Average rainfall in January: 0.47"
The wettest month (with the highest rainfall) is July (1.02").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in January
Retsof, NY
- Average rainfall days in January: 5.6 days
The month with the highest number of rainy days is May (12.6 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in January
Retsof, NY
- Average snowfall in January: 1.34"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Retsof, NY
- Average snowfall days in January: 12.9 days
The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Retsof, NY
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 2h and 48min).
Average sunshine days in January
Retsof, NY
- Average sunshine days in January: 16.6 days
The month with the most sunshine days is September (18.5 days).
The months with the least sunshine days are March and April (14 days).
Average UV index in January
Retsof, NY
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Retsof, NY
- Average cloud cover in January: 73
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
Retsof, NY
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).
Retsof, New York, USA
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