Gdynia Weather in May
May in Gdynia sees daytime temperatures around 16°C (61°F) and lows of 8°C (46°F) at night. With around 64 mm (2.5 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Gdynia in May
Records from the past 30 years suggest around 11 days of rain, with 64 mm (2.5 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Gdynia in May
May in Gdynia sees highs of 16°C (61°F) and lows of 8°C (46°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Poland, check out our Gdynia's climate page.
Gdynia Temperature in May
Min Temperature
8°C (46°F)
Max Temperature
16°C (61°F)
Chance of Rain
37%
Precipitation
64 mm (2.5 in)
Rainy days
11 days
Humidity
76%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gdynia typically rise from around 14°C (57°F) at the start of May to approximately 18°C (64°F) by the end. Nights are cold, with lows typically ranging from 5°C (41°F) to 9°C (48°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Gdynia in May
Browse day-by-day weather records for Gdynia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gdynia historical weather extremes in May
According to our 50 years of weather records for Gdynia, the following extremes were recorded between 1976 and 2026.
- Gdynia recorded its highest May temperature of 29°C (84°F) on May 31, 2011.
- The coldest May day was on May 10, 2017, with a maximum of 3°C (37°F).
- The lowest overnight temperature recorded in May was -3°C (27°F) (May 2, 2007).
Best Places in Poland in May
Find out more about the weather in Poland and which places have the best travel conditions in this month. See all of Poland in May →
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What to Wear in Gdynia in May
Pack for changing conditions in Gdynia in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Gdynia in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Poland, check out our Gdynia's climate page.
See the full Gdynia climate overview or explore weather in Poland.
