
Zbiornik Wody Stara Orunia
- Annual mean
- 8.4 °C
- Warmest month
- August
- Wettest month
- July
Reviewing 1991 to 2020 climate averages across seven distinct monthly atmospheric variables.
The annual rhythm of Twierdza Wisłoujście is defined by long-term averages for temperature, precipitation, humidity, wind, and daylight duration. Measurements are derived from a single representative coordinate spanning 1991 to 2020 to provide a stable climatological reference. Users can examine how these monthly variables fluctuate throughout the calendar year to build a quantitative understanding of the localized atmosphere.

Analysis of twelve-month average thermal ranges and daily precipitation rates for the protected area
Examine long-term temperature bounds, average precipitation rates, humidity, wind, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -0.5 °C-8.9° to 5.7° | 1.8 mm/day | 90.8% | 7.2 m/s | 7.7 hours |
| February | -0.1 °C-7.5° to 5.8° | 1.6 mm/day | 89.4% | 6.9 m/s | 9.4 hours |
| March | 2.1 °C-4.2° to 10.9° | 1.5 mm/day | 85.4% | 6.1 m/s | 11.6 hours |
| April | 6.4 °C-0.4° to 16.8° | 1.3 mm/day | 81.7% | 5.1 m/s | 13.8 hours |
| May | 11.2 °C3.6° to 20.8° | 1.8 mm/day | 79.9% | 4.7 m/s | 15.8 hours |
| June | 15.2 °C8.7° to 24.2° | 2 mm/day | 78.6% | 4.9 m/s | 16.9 hours |
| July | 18 °C12.1° to 26.3° | 2.5 mm/day | 78.8% | 4.8 m/s | 16.4 hours |
| August | 18.3 °C12.2° to 26.3° | 2.3 mm/day | 77.5% | 4.9 m/s | 14.6 hours |
| September | 14.5 °C8.1° to 22.4° | 2.1 mm/day | 79.2% | 5.7 m/s | 12.4 hours |
| October | 9.5 °C2.5° to 17.6° | 2.1 mm/day | 83.7% | 6.4 m/s | 10.1 hours |
| November | 4.7 °C-1.7° to 11.1° | 2.1 mm/day | 89.7% | 6.6 m/s | 8.1 hours |
| December | 1.2 °C-5.7° to 6.9° | 2.1 mm/day | 91% | 7 m/s | 7.1 hours |
Comparing long-term averages for temperature, precipitation, wind, and daylight duration
Interactive climate map
Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.
Analyze monthly temperature, precipitation, and wind patterns across different protected landscapes.




Continue your geographic exploration into Twierdza Wisłoujście to trace its architectural evolution and its role within the Natura 2000 ecological network. MoriAtlas provides detailed context on the fortress boundaries, the Martwa Wisła river environment, and its significance as a historic maritime guardian on the Baltic coast.