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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.
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%
Gdynia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gdynia - and find the best time to visit.
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 records 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 →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
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.
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Cycling6/10 -
Walking6/10 -
Barbeque5/10 -
Camping4/10 -
Outdoor sports10/10
Gdynia 3-Day Forecast
More climate data for Gdynia
See the full Gdynia climate overview or explore weather in Poland.
Popular in May
Where to go in May - average daytime high across popular destinations.
Warsaw
20°C (68°F) Poznań20°C (68°F) Kraków
20°C (68°F) Gdańsk17°C (63°F) Zakopane
16°C (61°F) Sopot
16°C (61°F) Kołobrzeg16°C (61°F) Gdynia16°C (61°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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