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
January is the month when Rio Vista experiences its coldest temperatures, averaging a high of 44.8°F (7.1°C) and a low of 30°F (-1.1°C).Humidity
In January, the average relative humidity in Rio Vista is 77%.Rainfall
In January, in Rio Vista, the rain falls for 9 days. Throughout January, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 117.7 rainfall days, and 11.34" (288mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, October through December. In Rio Vista, Tennessee, during January, snow falls for 3.7 days and regularly aggregates up to 0.35" (9mm) of snow. In Rio Vista, during the entire year, snow falls for 13.1 days and aggregates up to 1.38" (35mm) of snow.Daylight
The average length of the day in January in Rio Vista is 10h and 4min.On the first day of the month, sunrise is at 7:46 am and sunset at 5:33 pm. On the last day of January, in Rio Vista, sunrise is at 7:37 am and sunset at 6:02 pm EST.
Sunshine
January has the least sunshine of the year in Rio Vista, Tennessee, with an average of 5.1h of sunshine.UV index
The months with the lowest UV index in Rio Vista are January, February and December, with an average maximum UV index of 2. 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, a daily maximum UV index of 2 leads to the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What time of the year is the coldest in Rio Vista?
What are the temperatures in Rio Vista in January?
What is the average humidity in January in Rio Vista?
How much does it rain in Rio Vista in January?
How many days does it snow in January in Rio Vista?
What is the average length of the day in January in Rio Vista?
When is the sunrise / sunset in January in Rio Vista?
What is the month with the least sunshine in Rio Vista?
How long on average sun shines in January in Rio Vista?
What is the month with the lowest UV index in Rio Vista?
How high is the UV index in January in Rio Vista?
Average temperature in January
Rio Vista, TN
- Average high temperature in January: 44.8°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in January: 30°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in January
Rio Vista, TN
- Average pressure in January: 30.16"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Rio Vista, TN
- Average wind speed in January: 5.6mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in January
Rio Vista, 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
Rio Vista, TN
- Average rainfall in January: 0.83"
The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in January
Rio Vista, TN
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in January
Rio Vista, TN
- Average snowfall in January: 0.35"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in January
Rio Vista, TN
- Average snowfall days in January: 3.7 days
The months with the highest number of snowfall days are January and February (3.7 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
Rio Vista, 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: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in January
Rio Vista, TN
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is October (21.5 days).
The months with the least sunshine days are February and July (15.9 days).
Average UV index in January
Rio Vista, 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
Rio Vista, TN
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in January
Rio Vista, TN
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Rio Vista, Tennessee, USA
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