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 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
In Hatteras, January records the lowest average temperatures, peaking at 54.5°F (12.5°C) and reaching a low of 46°F (7.8°C).Humidity
In Hatteras, the average relative humidity in January is 75%.Rainfall
The month with the least rainfall in Hatteras is January, when the rain falls for 6.3 days and typically collects 0.31" (8mm) of precipitation.Snowfall
Months with snowfall are January through March and December. The months with the most snowfall days in Hatteras are January through March and December, with an average of 0.1 snowfall days.Ocean temperature
In Hatteras, in January, the average water temperature is 62.6°F (17°C).Note: The majority find it unenjoyable to swim in 62.6°F (17°C). Breathing becomes tougher as the water temperature descends under 69.8°F (21°C).
Daylight
In January, the average length of the day is 10h and 6min.On the first day of the month, sunrise is at 7:11 am and sunset at 5:01 pm. On the last day of January, in Hatteras, sunrise is at 7:02 am and sunset at 5:29 pm EST.
Sunshine
In January, the average sunshine is 5.4h.UV index
The month with the lowest UV index is January, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 during January leads to these advisories:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Enhance your sun protection with tightly woven, yet airy clothing. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What are the temperatures in January?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January in Hatteras?
What is the snowiest month?
How many days does it snow in January?
How cold is the water in January?
How many hours of daylight does Hatteras have in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Hatteras, NC
- Average high temperature in January: 54.5°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (54.5°F).
- Average low temperature in January: 46°F
The month with the highest average low temperature is July (78.4°F).
The coldest month (with the lowest average low temperature) is January (46°F).
Average pressure in January
Hatteras, NC
- Average pressure in January: 30.11"Hg
The months with the highest atmospheric pressure are January, November and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Hatteras, NC
- Average wind speed in January: 16.4mph
The windiest month (with the highest average wind speed) is March (17mph).
The calmest month (with the lowest average wind speed) is August (12mph).
Average humidity in January
Hatteras, NC
- Average humidity in January: 75%
The months with the highest relative humidity are May, June and July (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Hatteras, NC
- Average rainfall in January: 0.31"
The wettest month (with the highest rainfall) is August (1.06").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in January
Hatteras, NC
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is February (5.6 days).
Average snowfall days in January
Hatteras, NC
- Average snowfall days in January: 0.1 days
The months with the highest number of snowfall days are January, February, March and December (0.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in January
Hatteras, NC
- Average sea temperature in January: 63°F
The best months for swimming (with the highest average sea temperature) are July and August (81°F).
The coldest month (with the lowest average sea temperature) is February (61°F).
Average daylight in January /
Average sunshine in January
Hatteras, NC
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in January
Hatteras, NC
- Average sunshine days in January: 22.6 days
The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in January
Hatteras, NC
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in January
Hatteras, NC
- Average cloud cover in January: 42
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in January
Hatteras, NC
- 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).
Hatteras, North Carolina, USA
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