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 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
With average high temperatures of 72.7°F (22.6°C) and lows of 66.9°F (19.4°C), January is the coldest month.Humidity
In Rock Harbor, the average relative humidity in January is 75%.Rainfall
In Rock Harbor, Florida, in January, it is raining for 10.7 days, with typically 0.75" (19mm) of accumulated precipitation. In Rock Harbor, during the entire year, the rain falls for 190.1 days and collects up to 27.05" (687mm) of precipitation.Daylight
In January, the average length of the day is 10h and 47min.On the first day of the month, sunrise is at 7:06 am and sunset at 5:43 pm. On the last day of January, sunrise is at 7:04 am and sunset at 6:05 pm EST.
Sunshine
The average sunshine in January in Rock Harbor is 6.7h.UV index
January is the month with the lowest UV index, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 5 during January translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. When the Sun is at its strongest around midday, find shade and limit exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What are the temperatures in January?
What is the average humidity in January?
How many days does it rain in January in Rock Harbor?
How many hours of daylight does Rock Harbor have in January?
When is the sunrise / sunset in January in Rock Harbor?
How long on average sun shines in January in Rock Harbor?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Rock Harbor, FL
- Average high temperature in January: 72.7°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 (72.7°F).
- Average low temperature in January: 66.9°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 (66.9°F).
Average pressure in January
Rock Harbor, 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
Rock Harbor, FL
- Average wind speed in January: 12.9mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in January
Rock Harbor, FL
- Average humidity in January: 75%
The months with the highest relative humidity are February, June and December (76%).
The month with the lowest relative humidity is March (73%).
Average rainfall in January
Rock Harbor, FL
- Average rainfall in January: 0.75"
The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is March (0.59").
Average rainfall days in January
Rock Harbor, FL
- Average rainfall days in January: 10.7 days
The month with the highest number of rainy days is September (22.9 days).
The month with the least rainy days is February (9.7 days).
Average daylight in January /
Average sunshine in January
Rock Harbor, 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: 6h and 4min
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 24min).
Average sunshine days in January
Rock Harbor, FL
- Average sunshine days in January: 17.3 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is September (5.2 days).
Average UV index in January
Rock Harbor, 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
Rock Harbor, FL
- Average cloud cover in January: 34
The month with the most cloud cover is October (Cloud cover 35).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in January
Rock Harbor, 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).
Rock Harbor, Florida, USA
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