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 sea temperature 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
Manorhaven witnesses the coldest weather in January, with temperatures averaging a high of 36.5°F (2.5°C) and a low of 26.8°F (-2.9°C).Humidity
In January, the average relative humidity in Manorhaven is 73%.Rainfall
In Manorhaven, New York, in January, it is raining for 9.2 days, with typically 2.44" (62mm) of accumulated precipitation. In Manorhaven, New York, during the entire year, the rain falls for 168.7 days and collects up to 36.69" (932mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Manorhaven, in January, snow falls for 7.5 days, with typically accumulated 1.85" (47mm) of snow. In Manorhaven, during the entire year, snow falls for 23 days and aggregates up to 8.23" (209mm) of snow.Ocean temperature
In Manorhaven, the average seawater temperature in January is 42.4°F (5.8°C).Note: To swim in 42.4°F (5.8°C) at less than 50°F (10°C), ensure you're well-protected. Without it, be prepared for a sudden jolt of cold and breathing issues. Remember, even 55.4°F (13°C) is not welcoming.
Daylight
In Manorhaven, New York, the average length of the day in January is 9h and 38min.On the first day of January, sunrise is at 7:19 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:10 pm EST.
Sunshine
In Manorhaven, the average sunshine in January is 5.1h.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 minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Manorhaven?
How cold is it in Manorhaven in January?
What is the average humidity in January in Manorhaven?
How much does it rain in Manorhaven in January?
How much does it snow in Manorhaven in January?
How cold is the water in January in Manorhaven?
How many hours of daylight does Manorhaven have in January?
When is the sunrise / sunset in January in Manorhaven?
How many hours of sunshine does Manorhaven have in January?
What is the month with the lowest UV index in Manorhaven?
How high is the UV index in January in Manorhaven?
Average temperature in January
Manorhaven, NY
- Average high temperature in January: 36.5°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in January: 26.8°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in January
Manorhaven, 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
Manorhaven, NY
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in January
Manorhaven, NY
- Average humidity in January: 73%
The months with the highest relative humidity are February, May and December (75%).
The month with the lowest relative humidity is August (70%).
Average rainfall in January
Manorhaven, NY
- Average rainfall in January: 2.44"
The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is February (2.36").
Average rainfall days in January
Manorhaven, NY
- Average rainfall days in January: 9.2 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in January
Manorhaven, NY
- Average snowfall in January: 1.85"
The month with the highest snowfall is March (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Manorhaven, NY
- Average snowfall days in January: 7.5 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in January
Manorhaven, NY
- Average sea temperature in January: 42.4°F
The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).
Average daylight in January /
Average sunshine in January
Manorhaven, 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
Manorhaven, NY
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in January
Manorhaven, 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
Manorhaven, NY
- Average cloud cover in January: 43
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
Manorhaven, 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).
Manorhaven, New York, USA
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