January weather forecast
Gdynia, Poland

Weather in January

January, like December, in Gdynia, Poland, is another cold winter month, with an average temperature varying between 2°C (35.6°F) and -3.2°C (26.2°F).

Temperature

With an average high-temperature of 2°C (35.6°F) and an average low-temperature of -3.2°C (26.2°F), January is the coldest month.

Humidity

In January, the average relative humidity in Gdynia is 82%.

Rainfall

In Gdynia, during January, the rain falls for 15 days and regularly aggregates up to 46.6mm (1.83") of precipitation. In Gdynia, during the entire year, the rain falls for 183 days and collects up to 696.6mm (27.43") of precipitation.

Snowfall

Months with snowfall in Gdynia, Poland, are January through April, October through December. In Gdynia, during January, snow falls for 11 days. In Gdynia, during the entire year, snow falls for 50 days.

Sea temperature

In Gdynia, the average seawater temperature in January is 3.3°C (37.9°F).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

Daylight

In Gdynia, the average length of the day in January is 7h and 59min.
On the first day of the month, sunrise is at 08:07 and sunset at 15:31. On the last day of January, in Gdynia, sunrise is at 07:36 and sunset at 16:22 CET.
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FAQ

What is the coldest month in Gdynia?

The coldest month in Gdynia, Poland, is January, with an average high-temperature of 2°C (35.6°F) and an average low-temperature of -3.2°C (26.2°F).

What is the average humidity in January in Gdynia?

The average relative humidity in January in Gdynia is 82%.

How many days does it rain in January in Gdynia?

In Gdynia, Poland, in January, during 15 rainfall days, 46.6mm (1.83") of precipitation is typically accumulated.

How many days does it snow in January in Gdynia?

In Gdynia, Poland, during January, snow falls for 11 days.

What is the sea temperature in January in Gdynia?

In January, the average sea temperature in Gdynia is 3.3°C (37.9°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the average length of the day in January in Gdynia?

The average day length in January is 7h and 59min.

When is the sunrise / sunset in January in Gdynia?

On the first day of January, sunrise is at 08:07 and sunset at 15:31. On the last day of the month, sunrise is at 07:36 and sunset at 16:22 CET.
Average humidity
Average rainfall days
Average snowfall days
Average daylight

Average temperature in January
Gdynia, Poland

Average temperature in January - Gdynia, Poland
  • Average high temperature in January: 2°C

The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (2°C).

  • Average low temperature in January: -3.2°C

The month with the highest average low temperature is July (14.8°C).
The coldest month (with the lowest average low temperature) is January (-3.2°C).

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Average humidity in January
Gdynia, Poland

Average humidity in January - Gdynia, Poland
  • Average humidity in January: 82%

The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is May (63%).

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Average rainfall in January
Gdynia, Poland

Average rainfall in January - Gdynia, Poland
  • Average rainfall in January: 46.6mm

The wettest month (with the highest rainfall) is August (74.9mm).
The driest month (with the least rainfall) is April (36.6mm).

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Average rainfall days in January
Gdynia, Poland

Average rainfall days in January - Gdynia, Poland
  • Average rainfall days in January: 15 days

The month with the highest number of rainy days is November (19 days).
The month with the least rainy days is February (11 days).

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Average snowfall days in January
Gdynia, Poland

Average snowfall days in January - Gdynia, Poland
  • Average snowfall days in January: 11 days

The month with the highest number of snowfall days is February (13 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in January
Gdynia, Poland

Average sea temperature in January - Gdynia, Poland
  • Average sea temperature in January: 3.3°C

The best month for swimming (with the highest average sea temperature) is August (19.1°C).
The coldest month (with the lowest average sea temperature) is March (2.2°C).

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Average daylight in January
Gdynia, Poland

Average daylight in January - Gdynia, Poland
  • Average daylight in January: 7h and 59min

The month with the longest days is June (Average daylight: 17h and 10min).
The month with the shortest days is December (Average daylight: 7h and 23min).

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