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
January is the coldest month, with an average high-temperature of 72.9°F (22.7°C) and an average low-temperature of 67.5°F (19.7°C).Humidity
In Duck Key, the average relative humidity in January is 75%.Rainfall
In Duck Key, during 10.5 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Duck Key, during the entire year, the rain falls for 186.2 days and collects up to 24.45" (621mm) of precipitation.Ocean temperature
The months with the coldest seawater are January and February, with an average ocean temperature of 73.9°F (23.3°C).Note: For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 73.9°F (23.3°C).
Daylight
In Duck Key, the average length of the day in January is 10h and 48min.On the first day of the month, sunrise is at 7:08 am and sunset at 5:46 pm. On the last day of January, in Duck Key, sunrise is at 7:06 am and sunset at 6:07 pm EST.
Sunshine
In January, the average sunshine in Duck Key is 7.2h.UV index
January is the month with the lowest UV index in Duck Key, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 5 in January interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
FAQ
What is the coldest month in Duck Key?
What is the temperature in January in Duck Key?
What is the average humidity in January in Duck Key?
How many days does it rain in January in Duck Key?
When is the ocean coldest in Duck Key?
How warm is the water in January in Duck Key?
What is the average length of the day in January in Duck Key?
When is the sunrise / sunset in January in Duck Key?
How long on average sun shines in January in Duck Key?
When is the lowest UV index in Duck Key?
What is the UV index intensity in January in Duck Key?
Average temperature in January
Duck Key, FL
- Average high temperature in January: 72.9°F
The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (72.9°F).
- Average low temperature in January: 67.5°F
The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (67.5°F).
Average pressure in January
Duck Key, FL
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are September and October (29.94"Hg).
Average wind speed in January
Duck Key, FL
- Average wind speed in January: 13.4mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (9mph).
Average humidity in January
Duck Key, FL
- Average humidity in January: 75%
The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is March (73%).
Average rainfall in January
Duck Key, FL
- Average rainfall in January: 0.79"
The wettest month (with the highest rainfall) is September (4.21").
The driest month (with the least rainfall) is March (0.43").
Average rainfall days in January
Duck Key, FL
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is September (23 days).
The month with the least rainy days is February (10.3 days).
Average sea temperature in January
Duck Key, FL
- Average sea temperature in January: 73.9°F
The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest months (with the lowest average sea temperature) are January and February (73.9°F).
Average daylight in January /
Average sunshine in January
Duck Key, FL
- Average daylight in January: 10h and 5min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in January: 7h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in January
Duck Key, FL
- Average sunshine days in January: 16.2 days
The month with the most sunshine days is March (18 days).
The month with the least sunshine days is September (4.6 days).
Average UV index in January
Duck Key, FL
- Average UV index in January: 5
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in January
Duck Key, FL
- Average cloud cover in January: 32
The months with the most cloud cover are January and October (Cloud cover 32).
The month with the least cloud cover is April (Cloud cover 23).
Average visibility in January
Duck Key, 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).
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