January weather forecast
Merritt Island, FL

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Weather in January

January, the same as December, in Merritt Island, Florida, is another pleasant winter month, with an average temperature varying between 57.7°F (14.3°C) and 68.4°F (20.2°C).

Temperature

In Merritt Island, the lowest average temperatures are observed in January, with a high of 68.4°F (20.2°C) and a low of 57.7°F (14.3°C).

Humidity

The average relative humidity in January is 73%.

Rainfall

In Merritt Island, in January, during 10.5 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 190.9 rainfall days, and 29.37" (746mm) of precipitation is accumulated.

Daylight

In January, the average length of the day is 10h and 35min.
On the first day of the month, sunrise is at 7:14 am and sunset at 5:37 pm. On the last day of January, sunrise is at 7:10 am and sunset at 6:01 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 6.1h of sunshine.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In January, an average UV index of 4 transforms into the following instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

What part of the year is the coldest?

January is Merritt Island's coldest month, registering average high temperatures of 68.4°F (20.2°C) and lows of 57.7°F (14.3°C).

What is the temperature in January?

In Merritt Island, in January, the average high-temperature is 68.4°F (20.2°C), and the average low-temperature is 57.7°F (14.3°C).

What is the average humidity in January?

The average relative humidity in January is 73%.

How many days does it rain in January?

In Merritt Island, in January, it is raining for 10.5 days, with typically 1.22" (31mm) of accumulated precipitation.

What is the average length of the day in January?

In January, the average day length is 10h and 35min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:14 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:01 pm EST.

What is the month with the least sunshine?

With an average of 6.1h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In January, the average sunshine duration is 6.1h.

What is the month with the lowest UV index?

With an average maximum UV index of 4, January is the month with the lowest UV index.

What is the UV index reading in January?

The average daily maximum UV index in January is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Merritt Island, FL

Average temperature in January - Merritt Island, FL
  • Average high temperature in January: 68.4°F

The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is January (68.4°F).

  • Average low temperature in January: 57.7°F

The month with the highest average low temperature is August (78.6°F).
The coldest month (with the lowest average low temperature) is January (57.7°F).

Average pressure in January
Merritt Island, FL

Average pressure in January - Merritt Island, FL
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

Average wind speed in January
Merritt Island, FL

Average wind speed in January - Merritt Island, FL
  • Average wind speed in January: 10mph

The windiest months (with the highest average wind speed) are January and November (10mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

Average humidity in January
Merritt Island, FL

Average humidity in January - Merritt Island, FL
  • Average humidity in January: 73%

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is March (72%).

Average rainfall in January
Merritt Island, FL

Average rainfall in January - Merritt Island, FL
  • Average rainfall in January: 1.22"

The wettest month (with the highest rainfall) is August (5.12").
The driest month (with the least rainfall) is March (1.14").

Average rainfall days in January
Merritt Island, FL

Average rainfall days in January - Merritt Island, FL
  • Average rainfall days in January: 10.5 days

The month with the highest number of rainy days is August (24.7 days).
The month with the least rainy days is February (9.6 days).

Average daylight in January /
Average sunshine in January
Merritt Island, FL

Average daylight in January / Average sunshine in January - Merritt Island, FL
  • Average daylight in January: 10h and 4min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in January: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in January
Merritt Island, FL

Average sunshine days in January - Merritt Island, FL
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is January (17.2 days).
The month with the least sunshine days is August (3.1 days).

Average UV index in January
Merritt Island, FL

Average UV index in January - Merritt Island, FL
  • Average UV index in January: 4

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 4).

Average cloud cover in January
Merritt Island, FL

Average cloud cover in January - Merritt Island, FL
  • Average cloud cover in January: 34

The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are April, May and July (Cloud cover 26).

Average visibility in January
Merritt Island, FL

Average visibility in January - Merritt Island, 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).

Merritt Island, Florida, USA

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