Weather in May
Temperature
Gdynia in May sees a temperature change, with average high-temperatures moving from a fresh 11.6°C (52.9°F) in April to an enjoyable 16.8°C (62.2°F). Throughout the month of May, Gdynia expects an average low of 7.2°C (45°F).Humidity
With an average relative humidity of 63%, May is the least humid month.Rainfall
In May, the rain falls for 16 days. Throughout May, 60mm (2.36") of precipitation is accumulated. In Gdynia, during the entire year, the rain falls for 183 days and collects up to 697mm (27.44") of precipitation.Snowfall
In Gdynia, snow does not fall in May through September.Sea temperature
In Gdynia, the average seawater temperature in May is 10°C (50°F).Note: Beware when you're in 10°C (50°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition.
Daylight
The average length of the day in May is 16h and 5min.On the first day of May, sunrise is at 05:06 and sunset at 20:19. On the last day of the month, sunrise is at 04:17 and sunset at 21:09 CEST.
Frequently asked questions
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Average temperature in May
Gdynia, Poland
- Average high temperature in May: 16.8°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 May: 7.2°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).
Average humidity in May
Gdynia, Poland
- Average humidity in May: 63%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is May (63%).
Average rainfall in May
Gdynia, Poland
- Average rainfall in May: 60.1mm
The wettest month (with the highest rainfall) is August (74.9mm).
The driest month (with the least rainfall) is April (36.6mm).
Average rainfall days in May
Gdynia, Poland
- Average rainfall days in May: 16 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).
Average snowfall days in May
Gdynia, Poland
- Average snowfall days in May: 0 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).
Average sea temperature in May
Gdynia, Poland
- Average sea temperature in May: 10°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).
Average daylight in May
Gdynia, Poland
- Average daylight in May: 16h and 1min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
Gdynia, Poland
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