January weather forecastSaint James City, FL
January
Weather in January
January, the same as December, in Saint James City, Florida, is another pleasant winter month, with an average temperature fluctuating between 58.8°F (14.9°C) and 70°F (21.1°C).Temperature
The coldest period tends to be January, when average temperatures fluctuate between a high of 70°F (21.1°C) and a low of 58.8°F (14.9°C).Humidity
The average relative humidity in January in Saint James City is 74%.Rainfall
In Saint James City, during January, the rain falls for 4.8 days and regularly aggregates up to 0.28" (7mm) of precipitation. In Saint James City, during the entire year, the rain falls for 122 days and collects up to 8.98" (228mm) of precipitation.Ocean temperature
The month with the coldest seawater is January, with an average ocean temperature of 65.3°F (18.5°C).Note: Swimming is not an enjoyable activity for the majority when the water is at 65.3°F (18.5°C). The difficulty of controlling breathing increases as the temperature dips from 69.8°F (21°C) to 59°F (15°C).
Daylight
The average length of the day in January in Saint James City is 10h and 42min.On the first day of January, sunrise is at 7:16 am and sunset at 5:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:09 pm EST.
Sunshine
In Saint James City, the average sunshine in January is 7.3h.UV index
The months with the lowest UV index are January and February, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In January, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Sun damage prevention is strongly urged. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Saint James City, FL
- Average high temperature in January: 70°F
The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (70°F).
- Average low temperature in January: 58.8°F
The month with the highest average low temperature is August (81°F).
The coldest month (with the lowest average low temperature) is January (58.8°F).
Average pressure in January
Saint James City, 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 (29.95"Hg).
Average wind speed in January
Saint James City, FL
- Average wind speed in January: 9.7mph
The windiest months (with the highest average wind speed) are October and November (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in January
Saint James City, FL
- Average humidity in January: 74%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (72%).
Average rainfall in January
Saint James City, FL
- Average rainfall in January: 0.28"
The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is March (0.16").
Average rainfall days in January
Saint James City, FL
- Average rainfall days in January: 4.8 days
The month with the highest number of rainy days is September (19.5 days).
The month with the least rainy days is February (4.1 days).
Average sea temperature in January
Saint James City, FL
- Average sea temperature in January: 65.3°F
The best month for swimming (with the highest average sea temperature) is August (87.1°F).
The coldest month (with the lowest average sea temperature) is January (65.3°F).
Average daylight in January /
Average sunshine in January
Saint James City, FL
- Average daylight in January: 10h and 42min
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: 7h and 18min
The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Saint James City, FL
- Average sunshine days in January: 25.1 days
The month with the most sunshine days is January (25.1 days).
The month with the least sunshine days is September (7.2 days).
Average UV index in January
Saint James City, 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 February (UV index 5).
Average cloud cover in January
Saint James City, FL
- Average cloud cover in January: 29
The month with the most cloud cover is January (Cloud cover 29).
The months with the least cloud cover are March and May (Cloud cover 23).
Average visibility in January
Saint James City, 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).





