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
New Haven's coldest temperatures are experienced in January, with average high temperatures of 27.9°F (-2.3°C) and lows of 18°F (-7.8°C).Humidity
January and February, with an average relative humidity of 86%, are the most humid months.Rainfall
In New Haven, during January, the rain falls for 8.8 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 171 rainfall days, and 39.21" (996mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 18.9 days and typically aggregates up to 8.98" (228mm) of snow.Daylight
The average length of the day in January in New Haven is 9h and 23min.On the first day of January, sunrise is at 7:38 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:14 pm EST.
Sunshine
With an average of 2.4h of sunshine, January has the least sunshine of the year in New Haven, New York.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in New Haven. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In January, the UV index of 1 transforms into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What month is the coldest in New Haven?
How cold is it in New Haven in January?
What are the most humid months in New Haven?
What is the average humidity in January in New Haven?
How much does it rain in New Haven in January?
What is the snowiest month in New Haven?
How much does it snow in New Haven in January?
How many hours of daylight does New Haven have in January?
When is the sunrise / sunset in January in New Haven?
What is the month with the least sunshine in New Haven?
How long on average sun shines in January in New Haven?
What are the months with the lowest UV index in New Haven?
What is the UV index reading in January in New Haven?
Average temperature in January
New Haven, NY
- Average high temperature in January: 27.9°F
The warmest month (with the highest average high temperature) is July (75.2°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in January: 18°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in January
New Haven, NY
- Average pressure in January: 30.04"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
New Haven, NY
- Average wind speed in January: 11.9mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in January
New Haven, 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 September (77%).
Average rainfall in January
New Haven, NY
- Average rainfall in January: 3.19"
The wettest month (with the highest rainfall) is October (4.02").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in January
New Haven, NY
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is October (19.1 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in January
New Haven, NY
- Average snowfall in January: 8.98"
The month with the highest snowfall is January (8.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
New Haven, NY
- Average snowfall days in January: 18.9 days
The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
New Haven, NY
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 2h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in January
New Haven, NY
- Average sunshine days in January: 6.3 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.3 days).
Average UV index in January
New Haven, 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
New Haven, NY
- Average cloud cover in January: 77
The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in January
New Haven, NY
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
New Haven, New York, USA
Weather forecast for your location
2. Allow the app to use your location
