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
Temperature records mark January as the coldest month, with highs averaging 41.7°F (5.4°C) and lows at 31.5°F (-0.3°C).Humidity
January and November, with an average relative humidity of 74%, are the least humid months in Long Neck.Rainfall
The month with the least rainfall is January, when the rain falls for 7.4 days and typically collects 1.46" (37mm) of precipitation.Snowfall
Months with snowfall in Long Neck are January through March, November and December. January is the month with the most snowfall. Snow falls for 3.1 days and accumulates 1.22" (31mm) of snow.Ocean temperature
In January, the average ocean temperature is 42.4°F (5.8°C).Note: With the appropriate swimsuit, one can swim in 42.4°F (5.8°C) even if temperatures dip below 50°F (10°C); otherwise, be ready for cold shock and breath issues. A fleeting swim around 55.4°F (13°C) is distressing.
Daylight
In Long Neck, the average length of the day in January is 9h and 50min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:49 pm. On the last day of January, sunrise is at 7:07 am and sunset at 5:20 pm EST.
Sunshine
The average sunshine in January in Long Neck, Delaware, is 5.5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 2 in January leads to these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Long Neck?
Is January cold?
What are the least humid months?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January in Long Neck?
When does it snow the most?
How much does it snow in January?
How cold is the water in January?
What is the average length of the day in January?
What time are sunrise and sunset in January in Long Neck?
How many hours of sunshine does Long Neck have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Long Neck, DE
- Average high temperature in January: 41.7°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in January: 31.5°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in January
Long Neck, DE
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Long Neck, DE
- Average wind speed in January: 11.1mph
The windiest months (with the highest average wind speed) are January, February and March (11.1mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity in January
Long Neck, DE
- Average humidity in January: 74%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in January
Long Neck, DE
- Average rainfall in January: 1.46"
The wettest months (with the highest rainfall) are July and August (2.95").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in January
Long Neck, DE
- Average rainfall days in January: 7.4 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in January
Long Neck, DE
- Average snowfall in January: 1.22"
The month with the highest snowfall is January (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Long Neck, DE
- Average snowfall days in January: 3.1 days
The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in January
Long Neck, DE
- Average sea temperature in January: 42.4°F
The best month for swimming (with the highest average sea temperature) is August (76.9°F).
The coldest month (with the lowest average sea temperature) is February (40.7°F).
Average daylight in January /
Average sunshine in January
Long Neck, DE
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in January
Long Neck, DE
- Average sunshine days in January: 20.1 days
The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in January
Long Neck, DE
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Long Neck, DE
- Average cloud cover in January: 41
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in January
Long Neck, DE
- 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).
Long Neck, Delaware, USA
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