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
With average temperatures fluctuating between a high of 47.8°F (8.8°C) and a low of 32.5°F (0.3°C), January stands out as the coldest month.Humidity
In Mountain Island, the average relative humidity in January is 72%.Rainfall
In Mountain Island, in January, it is raining for 9.6 days, with typically 2.6" (66mm) of accumulated precipitation. In Mountain Island, during the entire year, the rain falls for 158.9 days and collects up to 31.26" (794mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Mountain Island, North Carolina, in January, during 1.5 snowfall days, 1.61" (41mm) of snow is typically accumulated. In Mountain Island, during the entire year, snow falls for 4.6 days and aggregates up to 5.79" (147mm) of snow.Daylight
The average length of the day in January is 10h and 5min.On the first day of January, sunrise is at 7:32 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:50 pm EST.
Sunshine
In January, the average sunshine is 5.6h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Mountain Island?
What is the temperature in January?
What is the average humidity in January?
How many days does it rain in January?
How many days does it snow in January?
How many hours of daylight does Mountain Island have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Mountain Island, NC
- Average high temperature in January: 47.8°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (47.8°F).
- Average low temperature in January: 32.5°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in January
Mountain Island, NC
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Mountain Island, NC
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in January
Mountain Island, NC
- Average humidity in January: 72%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Mountain Island, NC
- Average rainfall in January: 2.6"
The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is October (1.93").
Average rainfall days in January
Mountain Island, NC
- Average rainfall days in January: 9.6 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in January
Mountain Island, NC
- Average snowfall in January: 1.61"
The month with the highest snowfall is December (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Mountain Island, NC
- Average snowfall days in January: 1.5 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Mountain Island, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in January
Mountain Island, NC
- Average sunshine days in January: 19.1 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in January
Mountain Island, NC
- 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
Mountain Island, NC
- Average cloud cover in January: 38
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in January
Mountain Island, 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).
Mountain Island, North Carolina, USA
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