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
Greenville experiences its lowest average temperatures in January, reaching a peak of 29.1°F (-1.6°C) and a minimum of 16.9°F (-8.4°C).Humidity
The average relative humidity in January in Greenville is 81%.Rainfall
January is the month with the least rainfall. Rain falls for 7.3 days and accumulates 1.73" (44mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 10.5 days. Throughout January, 4.96" (126mm) of snow is accumulated. Throughout the year, there are 42.8 snowfall days, and 22.6" (574mm) of snow is accumulated.Daylight
The average length of the day in January in Greenville is 9h and 30min.On the first day of the month, sunrise is at 7:25 am and sunset at 4:33 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:08 pm EST.
Sunshine
In Greenville, the average sunshine in January is 4.2h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the coldest month in Greenville?
How cold is January in Greenville?
What is the average humidity in January in Greenville?
What is the driest month in Greenville?
How much does it rain in Greenville in January?
How many days does it snow in January in Greenville?
What is the average length of the day in January in Greenville?
When is the sunrise / sunset in January in Greenville?
How many hours of sunshine does Greenville have in January?
What is the month with the lowest UV index in Greenville?
What is the UV index reading in January in Greenville?
Average temperature in January
Greenville, NY
- Average high temperature in January: 29.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in January: 16.9°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in January
Greenville, NY
- Average pressure in January: 30.04"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Greenville, NY
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Greenville, NY
- Average humidity in January: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (75%).
Average rainfall in January
Greenville, NY
- Average rainfall in January: 1.73"
The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is January (1.73").
Average rainfall days in January
Greenville, NY
- Average rainfall days in January: 7.3 days
The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in January
Greenville, NY
- Average snowfall in January: 4.96"
The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Greenville, NY
- Average snowfall days in January: 10.5 days
The months with the highest number of snowfall days are January and February (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Greenville, 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 6min).
- Average sunshine in January: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in January
Greenville, NY
- Average sunshine days in January: 16.9 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (11.6 days).
Average UV index in January
Greenville, NY
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Greenville, NY
- Average cloud cover in January: 55
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Greenville, NY
- Average visibility in January: 5mi
The months with the highest visibility are April, June, November and December (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and October (5mi).
Greenville, New York, USA
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