January weather forecast and climate
Port Arthur, TX

What is the coldest month in Port Arthur?

The coldest month in Port Arthur is January, with an average high-temperature of 62.1°F (16.7°C) and an average low-temperature of 43.3°F (6.3°C).

What is the temperature in January in Port Arthur?

The average high-temperature, in January, in Port Arthur, is 62.1°F (16.7°C), while the average low-temperature is 43.3°F (6.3°C).

How much does it rain in Port Arthur in January?

In Port Arthur, in January, during 9.5 rainfall days, typically 5.3" (133.4mm) of precipitation is accumulated.
Average temperature in January - Port Arthur, TX
  • Average high temperature in January: 62.1°F

The warmest month (with the highest average high temperature) is August (92.2°F).
The month with the lowest average high temperature is January (62.1°F).

  • Average low temperature in January: 43.4°F

The month with the highest average low temperature is July (74.4°F).
The coldest month (with the lowest average low temperature) is January (43.4°F).

Average rainfall in January - Port Arthur, TX
  • Average rainfall in January: 5.3"

The wettest month (with the highest rainfall) is June (7.1").
The driest month (with the lowest rainfall) is April (3.2").

Average rainfall days in January - Port Arthur, TX
  • Average rainfall days in January: 9.5 days

The month with the highest number of rainy days is July (11.4 days).
The month with the lowest number of rainy days is April (6.2 days).

Average daylight in January / Average sunshine in January - Port Arthur, TX
  • Average daylight in January: 10.5h

The month with the longest days is June (Average daylight: 14.1h).
The month with shortest days is December (Average daylight: 10.3h).

  • Average sunshine in January: 4.4h

The month with most sunshine is June (Average sunshine: 9.5h).
The month with least sunshine is January (Average sunshine: 4.4h).

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