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
In Harriman, New York, the month of January is known for its lowest average temperatures, reaching a high of 33.3°F (0.7°C) and a low of 20.7°F (-6.3°C).Humidity
In January, the average relative humidity is 78%.Rainfall
January is the month with the least rainfall. Rain falls for 5.5 days and accumulates 1.46" (37mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Harriman, New York, during January, snow falls for 6.4 days and regularly aggregates up to 4.17" (106mm) of snow. Throughout the year, in Harriman, there are 28.3 snowfall days, and 17.68" (449mm) of snow is accumulated.Daylight
In Harriman, the average length of the day in January is 9h and 36min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:37 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:11 pm EST.
Sunshine
In January, the average sunshine in Harriman is 5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harriman. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What part of the year is the coldest in Harriman?
How cold is it in Harriman in January?
What is the average humidity in January in Harriman?
What is the driest month in Harriman?
How many days does it rain in January in Harriman?
How much does it snow in Harriman in January?
How many hours of daylight does Harriman have in January?
When is the sunrise / sunset in January in Harriman?
How long on average sun shines in January in Harriman?
What are the months with the lowest UV index in Harriman?
What is the UV index reading in January in Harriman?
Average temperature in January
Harriman, NY
- Average high temperature in January: 33.3°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
Harriman, NY
- Average pressure in January: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Harriman, NY
- Average wind speed in January: 7.1mph
The windiest months (with the highest average wind speed) are January, February and March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in January
Harriman, NY
- Average humidity in January: 78%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).
Average rainfall in January
Harriman, NY
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in January
Harriman, NY
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in January
Harriman, NY
- Average snowfall in January: 4.17"
The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Harriman, NY
- Average snowfall days in January: 6.4 days
The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Harriman, NY
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 5h and 0min
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
Harriman, NY
- Average sunshine days in January: 21 days
The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in January
Harriman, NY
- Average UV index in January: 2
The months with the highest UV index are June, July and August (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
Harriman, NY
- Average cloud cover in January: 45
The months with the most cloud cover are February and March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in January
Harriman, NY
- Average visibility in January: 5mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Harriman, New York, USA
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