January weather forecastSumner, FL
January
Weather in January
January, the same as December, is another refreshing winter month in Sumner, Florida, with an average temperature fluctuating between 64°F (17.8°C) and 47.7°F (8.7°C).Temperature
With average high and low temperatures of 64°F (17.8°C) and 47.7°F (8.7°C) respectively, January is Sumner's coldest month.Humidity
With an average relative humidity of 71%, January is the least humid month in Sumner.Rainfall
In Sumner, during January, the rain falls for 7.7 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Sumner, during the entire year, the rain falls for 154 days and collects up to 21.69" (551mm) of precipitation.Snowfall
January through November are months without snowfall.Daylight
In Sumner, the average length of the day in January is 10h and 31min.On the first day of January, sunrise is at 7:25 am and sunset at 5:44 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 6:09 pm EST.
Sunshine
In Sumner, the average sunshine in January is 6.8h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 4 in January translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Sumner, FL
- Average high temperature in January: 64°F
The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (64°F).
- Average low temperature in January: 47.7°F
The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).
Average pressure in January
Sumner, FL
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in January
Sumner, FL
- Average wind speed in January: 7.3mph
The windiest months (with the highest average wind speed) are January, February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in January
Sumner, FL
- Average humidity in January: 71%
The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is January (71%).
Average rainfall in January
Sumner, FL
- Average rainfall in January: 0.98"
The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is November (0.83").
Average rainfall days in January
Sumner, FL
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is November (6.6 days).
Average snowfall days in January
Sumner, FL
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Sumner, FL
- Average daylight in January: 10h and 30min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in January: 6h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in January
Sumner, FL
- Average sunshine days in January: 21.9 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (5.8 days).
Average UV index in January
Sumner, FL
- Average UV index in January: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in January
Sumner, FL
- Average cloud cover in January: 33
The months with the most cloud cover are February and December (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 25).
Average visibility in January
Sumner, 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).





