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, on average, is the coldest month, registering a high temperature of 37°F (2.8°C) and a low of 28.6°F (-1.9°C).Humidity
In January, the average relative humidity is 72%.Rainfall
The month with the least rainfall is January, when the rain falls for 8.1 days and typically collects 2.09" (53mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In January, it is snowing for 4.1 days. Throughout January, 1.18" (30mm) of snow is accumulated. In West Hills, during the entire year, snow falls for 15.5 days and aggregates up to 5.71" (145mm) of snow.Daylight
In West Hills, the average length of the day in January is 9h and 38min.On the first day of January, sunrise is at 7:17 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:09 pm EST.
Sunshine
In January, the average sunshine is 5.2h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in January?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January in West Hills?
Average temperature in January
West Hills, NY
- Average high temperature in January: 37°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in January: 28.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in January
West Hills, 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
West Hills, NY
- Average wind speed in January: 12.2mph
The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in January
West Hills, NY
- Average humidity in January: 72%
The months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).
Average rainfall in January
West Hills, NY
- Average rainfall in January: 2.09"
The wettest month (with the highest rainfall) is July (4.09").
The driest month (with the least rainfall) is January (2.09").
Average rainfall days in January
West Hills, NY
- Average rainfall days in January: 8.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in January
West Hills, NY
- Average snowfall in January: 1.18"
The month with the highest snowfall is March (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
West Hills, NY
- Average snowfall days in January: 4.1 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
West Hills, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in January
West Hills, NY
- Average sunshine days in January: 19.5 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in January
West Hills, 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
West Hills, NY
- Average cloud cover in January: 44
The month with the most cloud cover is December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in January
West Hills, NY
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
West Hills, New York, USA
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