Weather in Gdansk in August 2025
- August is usually the hottest month of the year in Gdansk;
Average weather
Average temperature in Gdansk in August
The expected average maximum temperature in August is +75°F with a maximum of +97°F and a minimum of +50°F.
The average maximum temperature goes up 4% by the end of the month, compared with the beginning of the month, from +66°F to +68°F.
Is Gdansk warm or cold in August?
Gdansk is typically mild in August.
Maximum temperatures go up compared to the previous month from +72°F to +72°F. The minimum temperature also goes up from +57°F to +57°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is the hottest month in Gdansk, here is the comparison with other months:
Water temperature in Gdansk in August
Water in Gdansk in August is Fresh. It varies from +63°F to +70°F, with an average of +66°F. This is almost similar to the air temperature, which averages +72°F.
The water temperature in August is one of the warmest of the entire year:
Can you swim in Gdansk in August?
Climate in Gdansk in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +72°F | +72°F | +64°F | ||||
| Min. temperature | ||||||
| +46°F | +45°F | +34°F | ||||
| Max. temperature | ||||||
| +95°F | +97°F | +90°F | ||||
| Rainfall | ||||||
| 89 mm | 74 mm | 53 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| +65°F | +66°F | +63°F | ||||
| Humidity | ||||||
| 76% | 76% | 80% | ||||
| Air pressure | ||||||
| 1013 HPa | 1014 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 6 | 7 | 6 | ||||
| Cloudy days | ||||||
| 4 | 5 | 7 | ||||
| Rainy days | ||||||
| 18 | 17 | 16 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as ok as in July. The temperature levels stay the same in the area of +72°F for average maximum temperature during the day. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 89 mm to 74 mm. Humidity levels don’t change as the month goes on, averaging around 76%. The average wind speed doesn’t change much during August, staying around 3 m/s. The good news is there are likely to be more sunny days in August, from 6 to 7.
September brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Gdansk is gradually decreasing during August, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last August in Gdansk?
Climate Change Over the Years
The climate in Gdansk in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1987 (+48°F) and the highest in 2023 (+57°F). The driest year was 2005 with only 378 mm of rainfall, and the wettest year was 2017 with 781 mm.
FAQ
Is August a good time to visit Gdansk?
Can you sunbathe in Gdansk in August?
Can you swim in Gdansk in August?
Is Gdansk rainy in August?
Is it sunny in Gdansk in August?
Other cities in Poland
Monthly weather in Gdansk
Source of the data
For this page, we’ve looked at the typical weather in Gdansk, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.