
Mittleres Kalltal
- Annual mean
- 8.1 °C
- Warmest month
- July
- Wettest month
- December
Twelve-month representative-point averages for temperature, precipitation, and local environmental conditions.
The climate profile for Kelzer- und Saarscher Bachtal provides a twelve-month overview of atmospheric conditions based on long-term data from 1991 to 2020. Measurements include mean, minimum, and maximum temperature, alongside average daily precipitation rates, relative humidity, and wind speed. These figures represent the climate pattern at a single coordinate at an elevation of 423.5 meters within the Städteregion Aachen, offering a baseline for understanding the year-round environmental cycle.

Long-term average monthly temperature ranges and daily precipitation rates for Kelzer- und Saarscher Bachtal.
Long-term averages for temperature bounds, daily precipitation, and calculated daylight across the calendar year
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -0 °C-10.1° to 8.3° | 2.8 mm/day | 94.8% | 6.1 m/s | 8.3 hours |
| February | 0.4 °C-9.4° to 9.7° | 2.6 mm/day | 93.3% | 5.7 m/s | 9.8 hours |
| March | 3.6 °C-5.6° to 14.7° | 2.4 mm/day | 88.6% | 5.3 m/s | 11.6 hours |
| April | 7.4 °C-3.1° to 19.6° | 1.9 mm/day | 82.7% | 4.5 m/s | 13.6 hours |
| May | 11.5 °C0.7° to 23.2° | 2.4 mm/day | 80.8% | 4.3 m/s | 15.3 hours |
| June | 14.7 °C4.6° to 26.5° | 2.7 mm/day | 79.4% | 4.1 m/s | 16.2 hours |
| July | 17 °C7.5° to 28.9° | 2.7 mm/day | 75.9% | 4 m/s | 15.8 hours |
| August | 16.8 °C7° to 29.2° | 2.7 mm/day | 75% | 3.9 m/s | 14.2 hours |
| September | 13 °C3.8° to 24.3° | 2.5 mm/day | 79.7% | 4.3 m/s | 12.3 hours |
| October | 8.5 °C-0.8° to 19.5° | 2.5 mm/day | 87.8% | 5.1 m/s | 10.4 hours |
| November | 4.1 °C-4° to 13.7° | 2.6 mm/day | 93.7% | 5.3 m/s | 8.7 hours |
| December | 0.9 °C-8.2° to 9.3° | 3.1 mm/day | 95% | 5.9 m/s | 7.8 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.
Comparing long-term monthly averages for temperature, precipitation, humidity, wind, and daylight duration
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Trace long-term monthly temperature and precipitation patterns across diverse regional park settings.








Dive into the detailed geography of Kelzer- und Saarscher Bachtal to understand its role in regional biotope connectivity. MoriAtlas provides a clear view of the reserve's unique brook valley structure, forest composition, and protected terrain, making it an essential reference for those studying the natural landscapes of the Eifel region.