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 of the year, registering average temperatures as high as 72.7°F (22.6°C) and as low as 68.5°F (20.3°C).Humidity
In Cudjoe Key, the average relative humidity in January is 76%.Rainfall
In January, in Cudjoe Key, Florida, the rain falls for 10.2 days. Throughout January, 0.94" (24mm) of precipitation is accumulated. In Cudjoe Key, during the entire year, the rain falls for 171.1 days and collects up to 21.54" (547mm) of precipitation.Ocean temperature
In Cudjoe Key, the average seawater temperature in January is 72.3°F (22.4°C).Note: For someone sensitive to cold, swimming in 72.3°F (22.4°C) waters can be invigorating, especially when considering elements like sunshine, wind, and current air temperature. (As a reference, Olympic swimming waters are kept between 77°F (25°C) and 82.4°F (28°C).)
Daylight
In January, the average length of the day is 10h and 49min.On the first day of the month, sunrise is at 7:10 am and sunset at 5:48 pm. On the last day of January, sunrise is at 7:08 am and sunset at 6:10 pm EST.
Sunshine
In January, the average sunshine in Cudjoe Key, Florida, is 7.2h.UV index
With an average maximum UV index of 5, January is the month with the lowest UV index in Cudjoe Key, Florida. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 5 in January, converts into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. It's recommended to limit sun exposure when its radiation is at its peak during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Attention! UV strength is notably upped by the reflection of sand and water.
Frequently asked questions
What month is the coldest in Cudjoe Key?
What are January temperatures in Cudjoe Key?
What is the average humidity in January in Cudjoe Key?
How many days does it rain in January in Cudjoe Key?
How warm is the water in January in Cudjoe Key?
What is the average length of the day in January in Cudjoe Key?
When is the sunrise / sunset in January in Cudjoe Key?
How long on average sun shines in January in Cudjoe Key?
What is the month with the lowest UV index in Cudjoe Key?
What is the UV index reading in January in Cudjoe Key?
Average temperature in January
Cudjoe Key, FL
- Average high temperature in January: 72.7°F
The warmest month (with the highest average high temperature) is August (85.3°F).
The month with the lowest average high temperature is January (72.7°F).
- Average low temperature in January: 68.5°F
The month with the highest average low temperature is August (83.1°F).
The coldest month (with the lowest average low temperature) is January (68.5°F).
Average pressure in January
Cudjoe Key, FL
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are September and October (29.93"Hg).
Average wind speed in January
Cudjoe Key, FL
- Average wind speed in January: 14.3mph
The windiest month (with the highest average wind speed) is November (14.4mph).
The calmest month (with the lowest average wind speed) is July (9.4mph).
Average humidity in January
Cudjoe Key, FL
- Average humidity in January: 76%
The month with the highest relative humidity is February (78%).
The months with the lowest relative humidity are July, August and September (74%).
Average rainfall in January
Cudjoe Key, FL
- Average rainfall in January: 0.94"
The wettest month (with the highest rainfall) is September (3.54").
The driest month (with the least rainfall) is March (0.43").
Average rainfall days in January
Cudjoe Key, FL
- Average rainfall days in January: 10.2 days
The month with the highest number of rainy days is September (20.8 days).
The month with the least rainy days is March (9.4 days).
Average sea temperature in January
Cudjoe Key, FL
- Average sea temperature in January: 72.4°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 February (72.1°F).
Average daylight in January /
Average sunshine in January
Cudjoe Key, FL
- Average daylight in January: 10h and 5min
The month with the longest days is June (Average daylight: 13h and 36min).
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 30min).
Average sunshine days in January
Cudjoe Key, FL
- Average sunshine days in January: 17 days
The month with the most sunshine days is March (19.6 days).
The month with the least sunshine days is September (6.2 days).
Average UV index in January
Cudjoe 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
Cudjoe Key, FL
- Average cloud cover in January: 34
The month with the most cloud cover is January (Cloud cover 34).
The month with the least cloud cover is April (Cloud cover 23).
Average visibility in January
Cudjoe 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).
Cudjoe Key, Florida, USA
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