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
The coldest month is January, with an average high-temperature of 45.5°F (7.5°C) and an average low-temperature of 31.3°F (-0.4°C).Humidity
The average relative humidity in January in Deason is 77%.Rainfall
In Deason, in January, it is raining for 11.7 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, there are 167.2 rainfall days, and 38.78" (985mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Deason, in January, during 3.1 snowfall days, 0.71" (18mm) of snow is typically accumulated. In Deason, during the entire year, snow falls for 10.7 days and aggregates up to 2.83" (72mm) of snow.Daylight
The average length of the day in January is 10h and 4min.On the first day of the month, sunrise is at 6:55 am and sunset at 4:43 pm. On the last day of January, sunrise is at 6:46 am and sunset at 5:11 pm CST.
Sunshine
In Deason, the average sunshine in January is 4.5h.UV index
January 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 health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. 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. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What is the average January temperature?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
How many hours of daylight does Deason have in January?
What time are sunrise and sunset in January in Deason?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Deason, TN
- Average high temperature in January: 45.5°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in January: 31.3°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in January
Deason, TN
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Deason, TN
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in January
Deason, TN
- Average humidity in January: 77%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Deason, TN
- Average rainfall in January: 3.27"
The wettest month (with the highest rainfall) is February (4.33").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in January
Deason, TN
- Average rainfall days in January: 11.7 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in January
Deason, TN
- Average snowfall in January: 0.71"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Deason, TN
- 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 May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Deason, TN
- 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: 4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in January
Deason, TN
- Average sunshine days in January: 17.2 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in January
Deason, 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 and December (UV index 2).
Average cloud cover in January
Deason, TN
- Average cloud cover in January: 52
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in January
Deason, TN
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Deason, Tennessee, USA
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