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
Hiara Heights's January weather, marked by an average high temperature of 42.4°F (5.8°C) and an average low temperature of 27.1°F (-2.7°C), is the coldest in the year.Humidity
The average relative humidity in January in Hiara Heights is 77%.Rainfall
In Hiara Heights, in January, during 9 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 147.1 rainfall days, and 23.46" (596mm) of precipitation is accumulated.Snowfall
Months with snowfall in Hiara Heights are January through April, November and December. The month with the most snowfall is January, when snow falls for 5.2 days and typically aggregates up to 1.57" (40mm) of snow.Daylight
In January, the average length of the day is 10h and 0min.On the first day of January in Hiara Heights, 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 5:54 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 4.8h of sunshine.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In January, an average UV index of 2 transforms into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Hiara Heights?
Is it cold in Hiara Heights during January?
What is the average humidity in January in Hiara Heights?
How much does it rain in Hiara Heights in January?
What is the snowiest month in Hiara Heights?
How much does it snow in Hiara Heights in January?
How many hours of daylight does Hiara Heights have in January?
When are sunrise and sunset in January in Hiara Heights?
What is the month with the least sunshine in Hiara Heights?
How long on average sun shines in January in Hiara Heights?
What is the month with the lowest UV index in Hiara Heights?
What is the UV index intensity in January in Hiara Heights?
Average temperature in January
Hiara Heights, TN
- Average high temperature in January: 42.4°F
The warmest month (with the highest average high temperature) is July (85.8°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
Hiara Heights, 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
Hiara Heights, TN
- Average wind speed in January: 6.2mph
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
Hiara Heights, TN
- Average humidity in January: 77%
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August, September and November (74%).
Average rainfall in January
Hiara Heights, TN
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in January
Hiara Heights, TN
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is November (8 days).
Average snowfall in January
Hiara Heights, TN
- Average snowfall in January: 1.57"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Hiara Heights, TN
- Average snowfall days in January: 5.2 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Hiara Heights, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in January
Hiara Heights, TN
- Average sunshine days in January: 17.6 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in January
Hiara Heights, 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
Hiara Heights, TN
- Average cloud cover in January: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Hiara Heights, TN
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Hiara Heights, Tennessee, USA
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