January weather forecast
Atlantis, FL

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Weather in January

January, like December, is an agreeable winter month in Atlantis, Florida, with an average temperature varying between 64°F (17.8°C) and 72.5°F (22.5°C).

Temperature

January, noted for its average high-temperature of 72.5°F (22.5°C) and an average low-temperature of 64°F (17.8°C), is considered the coldest month.

Humidity

The average relative humidity in January is 73%.

Rainfall

The month with the least rainfall is January, when the rain falls for 14 days and typically collects 1.3" (33mm) of precipitation.

Daylight

The average length of the day in January is 10h and 41min.
On the first day of the month, sunrise is at 7:08 am and sunset at 5:39 pm. On the last day of January, in Atlantis, sunrise is at 7:05 am and sunset at 6:01 pm EST.

Sunshine

January and December, with an average of 6h of sunshine, are months with the least sunshine.

UV index

The month with the lowest UV index is January, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 5 during January leads to these instructions:
Take necessary precautions - Defending against sun damage is advocated. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Atlantis?

January, characterized by an average high temperature of 72.5°F (22.5°C) and a low temperature of 64°F (17.8°C), is generally the coldest month.

What is the usual temperature for Atlantis in January?

The average high-temperature and low-temperature during January are 72.5°F (22.5°C) and 64°F (17.8°C) respectively.

What is the average humidity in January?

In Atlantis, the average relative humidity in January is 73%.

What is the driest month in Atlantis?

The month with the least rainfall is January, when the rain falls for 14 days and typically collects 1.3" (33mm) of precipitation.

How much does it rain in January?

In January, the rain falls for 14 days. Throughout January, 1.3" (33mm) of precipitation is accumulated.

What is the average length of the day in January?

In Atlantis, the average day length in January is 10h and 41min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:08 am and sunset at 5:39 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:01 pm EST.

What is the month with the least sunshine?

The months with the least sunshine in Atlantis are January and December, with an average of 6h of sunshine.

How many hours of sunshine does Atlantis have in January?

In January, the average sunshine duration is 6h.

When is the lowest UV index?

With an average maximum UV index of 5, January is the month with the lowest UV index.

What is the UV index intensity in January?

In Atlantis, the average daily maximum UV index in January is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Atlantis, FL

Average temperature in January - Atlantis, FL
  • Average high temperature in January: 72.5°F

The warmest month (with the highest average high temperature) is August (86.7°F).
The month with the lowest average high temperature is January (72.5°F).

  • Average low temperature in January: 64°F

The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is January (64°F).

Average pressure in January
Atlantis, FL

Average pressure in January - Atlantis, FL
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).

Average wind speed in January
Atlantis, FL

Average wind speed in January - Atlantis, FL
  • Average wind speed in January: 11.4mph

The windiest month (with the highest average wind speed) is March (11.5mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity in January
Atlantis, FL

Average humidity in January - Atlantis, FL
  • Average humidity in January: 73%

The months with the highest relative humidity are June and December (76%).
The month with the lowest relative humidity is March (70%).

Average rainfall in January
Atlantis, FL

Average rainfall in January - Atlantis, FL
  • Average rainfall in January: 1.3"

The wettest month (with the highest rainfall) is August (9.06").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in January
Atlantis, FL

Average rainfall days in January - Atlantis, FL
  • Average rainfall days in January: 14 days

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (13.3 days).

Average daylight in January /
Average sunshine in January
Atlantis, FL

Average daylight in January / Average sunshine in January - Atlantis, 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: 6h and 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 6h and 0min).

Average sunshine days in January
Atlantis, FL

Average sunshine days in January - Atlantis, FL
  • Average sunshine days in January: 12.6 days

The month with the most sunshine days is March (12.7 days).
The month with the least sunshine days is July (2.3 days).

Average UV index in January
Atlantis, FL

Average UV index in January - Atlantis, FL
  • Average UV index in January: 5

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 5).

Average cloud cover in January
Atlantis, FL

Average cloud cover in January - Atlantis, FL
  • Average cloud cover in January: 36

The months with the most cloud cover are January, October, November and December (Cloud cover 36).
The months with the least cloud cover are April and July (Cloud cover 29).

Average visibility in January
Atlantis, FL

Average visibility in January - Atlantis, 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).

Atlantis, Florida, USA

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