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 sea temperature 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
In Iona, January is the coldest month, with temperatures averaging a high of 70.7°F (21.5°C) and a low of 57.7°F (14.3°C).Humidity
The average relative humidity in January is 73%.Rainfall
In Iona, in January, it is raining for 6.5 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, there are 156.4 rainfall days, and 17.95" (456mm) of precipitation is accumulated.Ocean temperature
With an average ocean temperature of 67.1°F (19.5°C), January is the month with the coldest seawater.Note: Swimming is not an enjoyable activity for the majority when the water is at 67.1°F (19.5°C). The difficulty of controlling breathing increases as the temperature dips from 69.8°F (21°C) to 59°F (15°C).
Daylight
In January, the average length of the day is 10h and 42min.On the first day of the month, sunrise is at 7:15 am and sunset at 5:46 pm. On the last day of January, sunrise is at 7:13 am and sunset at 6:09 pm EST.
Sunshine
In Iona, the average sunshine in January is 7.2h.UV index
January is the month with the lowest UV index, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: During January, 4 as the daily maximum UV index converts into the following advice:
Heed the precautions - It is counselled to guard against solar damage. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. 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
What is the coldest time of year?
What is the temperature in January?
What is the average humidity in January?
How many days does it rain in January?
When is the ocean coldest?
What is the ocean temperature in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Iona, FL
- Average high temperature in January: 70.7°F
The warmest month (with the highest average high temperature) is August (88.9°F).
The month with the lowest average high temperature is January (70.7°F).
- Average low temperature in January: 57.7°F
The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (57.7°F).
Average pressure in January
Iona, 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
Iona, FL
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is October (8.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in January
Iona, FL
- Average humidity in January: 73%
The months with the highest relative humidity are September and December (76%).
The month with the lowest relative humidity is March (71%).
Average rainfall in January
Iona, FL
- Average rainfall in January: 0.47"
The wettest month (with the highest rainfall) is August (3.94").
The driest months (with the least rainfall) are February and March (0.43").
Average rainfall days in January
Iona, FL
- Average rainfall days in January: 6.5 days
The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is February (6.2 days).
Average sea temperature in January
Iona, FL
- Average sea temperature in January: 67°F
The best month for swimming (with the highest average sea temperature) is August (86.8°F).
The coldest month (with the lowest average sea temperature) is January (67°F).
Average daylight in January /
Average sunshine in January
Iona, 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: 7h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in January
Iona, FL
- Average sunshine days in January: 22.8 days
The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is August (5.3 days).
Average UV index in January
Iona, FL
- Average UV index in January: 4
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in January
Iona, 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 24).
Average visibility in January
Iona, 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).
Iona, Florida, USA
Weather forecast for your location
2. Allow the app to use your location