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
Temperature readings reach their annual highs in January, averaging 42.4°F (5.8°C) and a minimum average of 27.1°F (-2.7°C).Humidity
In January, the average relative humidity is 77%.Rainfall
In Harbour, during January, the rain falls for 9.6 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 147.7 rainfall days, and 23.94" (608mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. The months with the most snowfall in Harbour are January and February, with an average 1.65" (42mm) of accumulated snow.Daylight
In Harbour, the average length of the day in January is 10h and 1min.On the first day of January, sunrise is at 7:42 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:55 pm EST.
Sunshine
With an average of 4.7h of sunshine, January has the least sunshine of the year.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 2 in January transforms into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Is it cold during January?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
How many days does it snow in January?
How many hours of daylight does Harbour have in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Harbour, TN
- Average high temperature in January: 42.4°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in January: 27.1°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 (27.1°F).
Average pressure in January
Harbour, TN
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in January
Harbour, TN
- Average wind speed in January: 6.1mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in January
Harbour, TN
- Average humidity in January: 77%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in January
Harbour, TN
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is February (3.15").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in January
Harbour, TN
- Average rainfall days in January: 9.6 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in January
Harbour, TN
- Average snowfall in January: 1.65"
The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Harbour, TN
- Average snowfall days in January: 5.9 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Harbour, TN
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in January
Harbour, TN
- Average sunshine days in January: 17.2 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in January
Harbour, TN
- 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, February and December (UV index 2).
Average cloud cover in January
Harbour, TN
- Average cloud cover in January: 51
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Harbour, TN
- Average visibility in January: 5mi
The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).
Harbour, Tennessee, USA
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