Last updated: August 27, 2025
In Gniewino, Poland, the average temperature in September hovers around 15°C (59°F), providing a pleasant climate. Expect temperatures to range from a minimum of 5°C (41°F) to a maximum of 29°C (84°F). Precipitation amounts to 71 mm (2.8 in) spread over approximately 13 days, contributing to the region's 81% average humidity. Whether you're exploring the outdoors or enjoying cozy indoor activities, September offers a unique experience in Gniewino!
In September in Gniewino, the average temperature is 15°C (59°F). The maximum can reach 29°C (84°F), while the minimum can drop to as low as 5°C (41°F). Overall, it's a great time to explore Gniewino, as the weather is pleasantly mild and suitable for outdoor activities.
In Gniewino in September, the total precipitation amount is 71 mm (2.8 in) occurring over the course of 13 days.
In Gniewino in September humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.
In Gniewino in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Gniewino.
UV Risk Categories
Weather in Gniewino varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gniewino, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (35°F) | 55 mm (2.2 inches) | 89% | low |
| February Weather | 1°C (35°F) | 50 mm (2.0 inches) | 89% | low |
| March Weather | 3°C (38°F) | 55 mm (2.2 inches) | 88% | moderate |
| April Weather | 7°C (44°F) | 34 mm (1.3 inches) | 84% | moderate |
| May Weather | 11°C (52°F) | 53 mm (2.1 inches) | 76% | high |
| June Weather | 17°C (62°F) | 51 mm (2.0 inches) | 76% | high |
| July Weather | 18°C (65°F) | 91 mm (3.6 inches) | 76% | high |
| August Weather | 18°C (65°F) | 68 mm (2.7 inches) | 76% | high |
| September Weather | 15°C (59°F) | 71 mm (2.8 inches) | 81% | moderate |
| October Weather | 11°C (52°F) | 93 mm (3.6 inches) | 86% | moderate |
| November Weather | 7°C (44°F) | 59 mm (2.3 inches) | 89% | low |
| December Weather | 3°C (37°F) | 62 mm (2.4 inches) | 89% | low |