January weather forecast
Seabrook, TX

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Weather in January

January, the same as December, in Seabrook, Texas, is another mild winter month, with an average temperature ranging between max 60.4°F (15.8°C) and min 48.6°F (9.2°C).

Temperature

Seabrook's coldest month, January, generally records average temperatures ranging from a high of 60.4°F (15.8°C) to a low of 48.6°F (9.2°C).

Humidity

In Seabrook, the average relative humidity in January is 75%.

Rainfall

In Seabrook, Texas, in January, during 6.7 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Seabrook, during the entire year, the rain falls for 122.9 days and collects up to 9.72" (247mm) of precipitation.

Snowfall

January, September and December are months with snowfall. The months with the most snowfall days are January, September and December, with an average of 0.1 snowfall days.

Ocean temperature

The month with the coldest seawater is January, with an average ocean temperature of 56.8°F (13.8°C).
Note: With an efficient thermal swimsuit, one can navigate 56.8°F (13.8°C) even if it's colder than 50°F (10°C); otherwise, rapid cold shock and breathlessness might set in. Barely wading at 55.4°F (13°C) feels chilly.

Daylight

In Seabrook, the average length of the day in January is 10h and 30min.
On the first day of the month, sunrise is at 7:14 am and sunset at 5:32 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:56 pm CST.

Sunshine

In January, the average sunshine is 5.3h.

UV index

The average daily maximum UV index in January is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 4 during January morphs into the following directions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, with average temperatures reaching a high of 60.4°F (15.8°C) and a low of 48.6°F (9.2°C), is the coldest month in Seabrook.

What are the temperatures in January?

An average high-temperature, in January, in Seabrook, is 60.4°F (15.8°C) and the average low-temperature is 48.6°F (9.2°C).

What is the average humidity in January?

In Seabrook, the average relative humidity in January is 75%.

How much does it rain in January?

In Seabrook, during January, the rain falls for 6.7 days and regularly aggregates up to 0.47" (12mm) of precipitation.

What is the snowiest month?

The months with the most snowfall days are January, September and December, with an average of 0.1 snowfall days.

What is the last month it snows?

January is the last month it regularly snows. Throughout January, there are 0.1 snowfall days.

When is the ocean coldest?

January is the month with the coldest seawater, with an average ocean temperature of 56.8°F (13.8°C).

How cold is the water in January?

In Seabrook, in January, the average water temperature is 56.8°F (13.8°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the average length of the day in January?

In January, the average day length is 10h and 30min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:14 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:56 pm CST.

How long on average sun shines in January?

The average sunshine duration in January is 5.3h.

How high is the UV index in January?

In Seabrook, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Seabrook, TX

Average temperature in January - Seabrook, TX
  • Average high temperature in January: 60.4°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in January: 48.6°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

Average pressure in January
Seabrook, TX

Average pressure in January - Seabrook, TX
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Seabrook, TX

Average wind speed in January - Seabrook, TX
  • Average wind speed in January: 9.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

Average humidity in January
Seabrook, TX

Average humidity in January - Seabrook, TX
  • Average humidity in January: 75%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Seabrook, TX

Average rainfall in January - Seabrook, TX
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is September (1.5").
The driest months (with the least rainfall) are February and March (0.31").

Average rainfall days in January
Seabrook, TX

Average rainfall days in January - Seabrook, TX
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is September (15.9 days).
The month with the least rainy days is February (6.3 days).

Average snowfall days in January
Seabrook, TX

Average snowfall days in January - Seabrook, TX
  • Average snowfall days in January: 0.1 days

The months with the highest number of snowfall days are January, September and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, October and November (0 days).

Average sea temperature in January
Seabrook, TX

Average sea temperature in January - Seabrook, TX
  • Average sea temperature in January: 56.8°F

The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (56.8°F).

Average daylight in January /
Average sunshine in January
Seabrook, TX

Average daylight in January / Average sunshine in January - Seabrook, TX
  • Average daylight in January: 10h and 3min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in January: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in January
Seabrook, TX

Average sunshine days in January - Seabrook, TX
  • Average sunshine days in January: 21.9 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is September (10.3 days).

Average UV index in January
Seabrook, TX

Average UV index in January - Seabrook, TX
  • Average UV index in January: 4

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in January
Seabrook, TX

Average cloud cover in January - Seabrook, TX
  • Average cloud cover in January: 41

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in January
Seabrook, TX

Average visibility in January - Seabrook, TX
  • 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).

Seabrook, Texas, USA

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