January weather forecast
North Key Largo, FL

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Weather in January

January, the same as December, is a moderately hot winter month in North Key Largo, Florida, with an average temperature fluctuating between 63.1°F (17.3°C) and 73.9°F (23.3°C).

Temperature

In North Key Largo, the lowest average temperatures are observed in January, with a high of 73.9°F (23.3°C) and a low of 63.1°F (17.3°C).

Humidity

In North Key Largo, the average relative humidity in January is 72%.

Rainfall

In North Key Largo, Florida, in January, during 12.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, there are 225.9 rainfall days, and 40.91" (1039mm) of precipitation is accumulated.

Ocean temperature

In North Key Largo, the average seawater temperature in January is 74.1°F (23.4°C).
Note: The allure of a swim in 74.1°F (23.4°C) waters can be influenced by your feelings towards the cold, today's sunshine, the wind's touch, and the ambient warmth. To put it in perspective, Olympic standards demand water temperatures of 77°F (25°C) to 82.4°F (28°C).

Daylight

In North Key Largo, the average length of the day in January is 10h and 46min.
On the first day of the month, sunrise is at 7:06 am and sunset at 5:42 pm. On the last day of January, in North Key Largo, sunrise is at 7:04 am and sunset at 6:04 pm EST.

Sunshine

In North Key Largo, the average sunshine in January is 6.6h.

UV index

With an average maximum UV index of 5, January is the month with the lowest UV index in North Key Largo. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In January, the UV index of 5 transforms into the following advice:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
Resources | Updated: Feb 10, 2024 | Published by: Weather U.S.

Frequently asked questions

What is the coldest time of year in North Key Largo?

January, known for its average high temperature of 73.9°F (23.3°C) and an average low temperature of 63.1°F (17.3°C), is the coldest month.

What is the temperature in January in North Key Largo?

The high-temperature, in January, in North Key Largo, records 73.9°F (23.3°C), while the low-temperature is 63.1°F (17.3°C).

What is the average humidity in January in North Key Largo?

The average relative humidity in January in North Key Largo, Florida, is 72%.

How many days does it rain in January in North Key Largo?

In North Key Largo, Florida, in January, during 12.5 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

What is the ocean temperature in January in North Key Largo?

In North Key Largo, Florida, the average seawater temperature in January is 74.1°F (23.4°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 74.1°F (23.4°C) water.

What is the average length of the day in January in North Key Largo?

In North Key Largo, Florida, the average day length in January is 10h and 46min.

What time are sunrise and sunset in January in North Key Largo?

In January, on the first day of the month, sunrise is at 7:06 am and sunset at 5:42 pm. On the last day of the month, in North Key Largo, sunrise is at 7:04 am and sunset at 6:04 pm EST.

How many hours of sunshine does North Key Largo have in January?

In January, the average sunshine duration in North Key Largo is 6.6h.

What is the month with the lowest UV index in North Key Largo?

January is the month with the lowest UV index in North Key Largo, Florida, with an average maximum UV index of 5.

What is the UV index intensity in January in North Key Largo?

The average daily maximum UV index in January in North Key Largo, Florida, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.

Average temperature in January
North Key Largo, FL

Average temperature in January - North Key Largo, FL
  • Average high temperature in January: 73.9°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 (73.9°F).

  • Average low temperature in January: 63.1°F

The month with the highest average low temperature is August (81.7°F).
The coldest month (with the lowest average low temperature) is January (63.1°F).

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Average pressure in January
North Key Largo, FL

Average pressure in January - North Key Largo, 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).

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Average wind speed in January
North Key Largo, FL

Average wind speed in January - North Key Largo, FL
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is March (10.2mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in January
North Key Largo, FL

Average humidity in January - North Key Largo, FL
  • Average humidity in January: 72%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is March (68%).

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Average rainfall in January
North Key Largo, FL

Average rainfall in January - North Key Largo, FL
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is August (6.77").
The driest month (with the least rainfall) is February (1.14").

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Average rainfall days in January
North Key Largo, FL

Average rainfall days in January - North Key Largo, FL
  • Average rainfall days in January: 12.5 days

The month with the highest number of rainy days is August (26.8 days).
The months with the least rainy days are January and February (12.5 days).

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Average sea temperature in January
North Key Largo, FL

Average sea temperature in January - North Key Largo, FL
  • Average sea temperature in January: 74.2°F

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is February (74°F).

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Average daylight in January /
Average sunshine in January
North Key Largo, FL

Average daylight in January / Average sunshine in January - North Key Largo, 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 18min).

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Average sunshine days in January
North Key Largo, FL

Average sunshine days in January - North Key Largo, FL
  • Average sunshine days in January: 13.4 days

The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (2.1 days).

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Average UV index in January
North Key Largo, FL

Average UV index in January - North Key Largo, FL
  • Average UV index in January: 5

The months with the highest UV index are April, May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

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Average cloud cover in January
North Key Largo, FL

Average cloud cover in January - North Key Largo, FL
  • Average cloud cover in January: 34

The month with the most cloud cover is October (Cloud cover 36).
The month with the least cloud cover is April (Cloud cover 26).

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Average visibility in January
North Key Largo, FL

Average visibility in January - North Key Largo, 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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North Key Largo, Florida, USA

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