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 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 71.4°F (21.9°C) and an average low-temperature of 61.2°F (16.2°C).Humidity
The average relative humidity in January is 73%.Rainfall
January is the month with the least rainfall. Rain falls for 7.9 days and accumulates 0.39" (10mm) of precipitation.Daylight
The average length of the day in January is 10h and 39min.On the first day of the month, sunrise is at 7:10 am and sunset at 5:38 pm. On the last day of January, sunrise is at 7:07 am and sunset at 6:01 pm EST.
Sunshine
January and December, with an average of 6.1h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 5 during January translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the average January temperature?
What is the average humidity in January in Rio?
What is the driest month?
How much does it rain in Rio in January?
How many hours of daylight does Rio have in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Rio have in January?
What are the months with the lowest UV index in Rio?
How high is the UV index in January in Rio?
Average temperature in January
Rio, FL
- Average high temperature in January: 71.4°F
The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is January (71.4°F).
- Average low temperature in January: 61.2°F
The month with the highest average low temperature is August (79.3°F).
The coldest month (with the lowest average low temperature) is January (61.2°F).
Average pressure in January
Rio, FL
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).
Average wind speed in January
Rio, FL
- Average wind speed in January: 10.3mph
The windiest months (with the highest average wind speed) are January, March and November (10.3mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in January
Rio, FL
- Average humidity in January: 73%
The months with the highest relative humidity are June and August (78%).
The month with the lowest relative humidity is March (70%).
Average rainfall in January
Rio, FL
- Average rainfall in January: 0.39"
The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in January
Rio, FL
- Average rainfall days in January: 7.9 days
The month with the highest number of rainy days is August (23.1 days).
The month with the least rainy days is February (7.7 days).
Average daylight in January /
Average sunshine in January
Rio, FL
- Average daylight in January: 10h and 4min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in January: 6h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).
Average sunshine days in January
Rio, FL
- Average sunshine days in January: 19.5 days
The month with the most sunshine days is January (19.5 days).
The month with the least sunshine days is August (3.4 days).
Average UV index in January
Rio, FL
- Average UV index in January: 5
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 5).
Average cloud cover in January
Rio, FL
- Average cloud cover in January: 34
The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are May and July (Cloud cover 26).
Average visibility in January
Rio, FL
- 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).
Rio, Florida, USA
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