
Leineaue zwischen Hannover und Ruthe
- Annual mean
- 9.3 °C
- Warmest month
- July
- Wettest month
- July
Detailed monthly averages for temperature, precipitation, humidity, and wind from 1991 to 2020.
Analyze the long-term climatic patterns at a representative coordinate within Sundern Nature Reserve, Region Hannover. These records provide a twelve-month overview of mean, minimum, and maximum temperatures, alongside daily precipitation rates, relative humidity, wind speed, and daylight hours based on historical climate measurements. This structured data offers a precise look at annual atmospheric trends observed at a fixed elevation of 79.35 meters between 1991 and 2020.

Long term climatology records mapping twelve month thermal shifts alongside daily precipitation rates
Analyze average temperature bounds, precipitation rates, humidity, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 0.4 °C-10.3° to 9.4° | 2.1 mm/day | 92.5% | 5.7 m/s | 8.1 hours |
| February | 1.2 °C-8.4° to 11.1° | 1.7 mm/day | 89.2% | 5.5 m/s | 9.6 hours |
| March | 4.3 °C-5° to 16.4° | 1.8 mm/day | 83.6% | 5.3 m/s | 11.6 hours |
| April | 8.9 °C-2.2° to 21.6° | 1.4 mm/day | 76.9% | 4.4 m/s | 13.7 hours |
| May | 13.2 °C2° to 25.6° | 1.8 mm/day | 75.1% | 4.2 m/s | 15.5 hours |
| June | 16.4 °C6.5° to 28.4° | 2.1 mm/day | 74.8% | 4.1 m/s | 16.5 hours |
| July | 18.5 °C9.1° to 29.9° | 2.5 mm/day | 74.4% | 4 m/s | 16 hours |
| August | 18.3 °C8.8° to 30.5° | 2.1 mm/day | 74% | 3.9 m/s | 14.4 hours |
| September | 14.4 °C5.5° to 25.7° | 1.9 mm/day | 77.5% | 4.2 m/s | 12.4 hours |
| October | 9.5 °C-0.2° to 20.8° | 2 mm/day | 84.8% | 4.8 m/s | 10.3 hours |
| November | 4.6 °C-3.7° to 14.2° | 2 mm/day | 91.8% | 4.8 m/s | 8.5 hours |
| December | 1.4 °C-7.6° to 10° | 2.2 mm/day | 93.5% | 5.4 m/s | 7.5 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Comparative analysis of long-term temperature, precipitation, wind, and daylight normals across twelve calendar months
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Compare Sundern’s July warmth, July precipitation, and December humidity







Trace the historic river meanders and alluvial forest boundaries that define Sundern. MoriAtlas provides detailed geographic context and map-based data to help you understand the ecological importance of this protected area within the broader Region Hannover glacial valley landscape.