January weather forecast
Boynton Beach, FL

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Weather in January

January, like December, is another pleasant winter month in Boynton Beach, Florida, with an average temperature fluctuating between 72.5°F (22.5°C) and 64°F (17.8°C).

Temperature

Boynton Beach witnesses the coldest weather in January, with temperatures averaging a high of 72.5°F (22.5°C) and a low of 64°F (17.8°C).

Humidity

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

Rainfall

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

Ocean temperature

The months with the coldest seawater are January and February, with an average ocean temperature of 74.1°F (23.4°C).
Note: Factor in your tolerance to cold, the sunshine, the wind, and the air's warmth, and a swim in 74.1°F (23.4°C) might be tempting. It is interesting to note that Olympians compete in 77°F (25°C) to 82.4°F (28°C) water temperatures.

Daylight

In Boynton Beach, the average length of the day in January is 10h and 42min.
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, sunrise is at 7:05 am and sunset at 6:01 pm EST.

Sunshine

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

UV index

The month with the lowest UV index in Boynton Beach is January, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 5 during January, leads to the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Boynton Beach?

Boynton Beach's coldest month, January, registers temperatures that range from a high of 72.5°F (22.5°C) to a low of 64°F (17.8°C).

What is the temperature in January in Boynton Beach?

In Boynton Beach, in January, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 64°F (17.8°C).

What is the average humidity in January in Boynton Beach?

In January, the average relative humidity in Boynton Beach, Florida, is 73%.

What is the driest month in Boynton Beach?

January is the month with the least rainfall. Rain falls for 14 days and accumulates 1.3" (33mm) of precipitation.

How many days does it rain in January in Boynton Beach?

In Boynton Beach, in January, during 14 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When is the ocean coldest in Boynton Beach?

The months with the coldest seawater are January and February, with an average ocean temperature of 74.1°F (23.4°C).

What is the water temperature in January in Boynton Beach?

In January, the average ocean temperature in Boynton Beach, Florida, 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 Boynton Beach?

In Boynton Beach, Florida, the average day length in January is 10h and 42min.

What time are sunrise and sunset in January in Boynton Beach?

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, in Boynton Beach, sunrise is at 7:05 am and sunset at 6:01 pm EST.

What are the months with the least sunshine in Boynton Beach?

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

How many hours of sunshine does Boynton Beach have in January?

In Boynton Beach, the average sunshine duration in January is 6h.

When is the lowest UV index in Boynton Beach?

January is the month with the lowest UV index in Boynton Beach, Florida, with an average maximum UV index of 5.

How high is the UV index in January in Boynton Beach?

The average daily maximum UV index in January in Boynton Beach is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Average temperature in January
Boynton Beach, FL

Average temperature in January - Boynton Beach, 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
Boynton Beach, FL

Average pressure in January - Boynton Beach, 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
Boynton Beach, FL

Average wind speed in January - Boynton Beach, 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
Boynton Beach, FL

Average humidity in January - Boynton Beach, 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
Boynton Beach, FL

Average rainfall in January - Boynton Beach, 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
Boynton Beach, FL

Average rainfall days in January - Boynton Beach, 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 sea temperature in January
Boynton Beach, FL

Average sea temperature in January - Boynton Beach, FL
  • Average sea temperature in January: 74.1°F

The best month for swimming (with the highest average sea temperature) is August (85.7°F).
The coldest month (with the lowest average sea temperature) is January (74.1°F).

Average daylight in January /
Average sunshine in January
Boynton Beach, FL

Average daylight in January / Average sunshine in January - Boynton Beach, 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
Boynton Beach, FL

Average sunshine days in January - Boynton Beach, 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
Boynton Beach, FL

Average UV index in January - Boynton Beach, 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
Boynton Beach, FL

Average cloud cover in January - Boynton Beach, 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
Boynton Beach, FL

Average visibility in January - Boynton Beach, 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).

Boynton Beach, Florida, USA

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