Temperature
Cold by day, cold at night.
Cold weather and some snow or mixed precipitation are the main limitations.

Cold by day, cold at night.
Some snow or mixed precipitation is possible this month.
Wintry precipitation and cloud limit sunshine.
Humidity is rarely noticeable in the cool air.
In December, afternoons feel about 36° and nights feel near 31°.
Mostly cloudy skies this month.
Calm winds are typical in December.
December late afternoons are around 41°F, easing to about 39°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 42 | 33 | 4.0 | 14 | 5.2 | 85 |
| Feb | 46 | 34 | 3.2 | 11 | 6.6 | 80 |
| Mar | 54 | 38 | 3.8 | 14 | 8.1 | 74 |
| Apr | 61 | 44 | 3.9 | 14 | 9.9 | 71 |
| May | 68 | 52 | 5.9 | 18 | 10.5 | 75 |
| Jun | 76 | 58 | 5.6 | 17 | 11.6 | 74 |
| Jul | 78 | 60 | 6.0 | 17 | 12.1 | 74 |
| Aug | 77 | 60 | 5.7 | 16 | 10.8 | 77 |
| Sep | 70 | 54 | 4.2 | 13 | 9.0 | 81 |
| Oct | 61 | 47 | 4.1 | 13 | 6.9 | 85 |
| Nov | 49 | 39 | 4.1 | 14 | 5.3 | 87 |
| Dec | 43 | 35 | 4.5 | 14 | 4.6 | 87 |
Similar climates
Want a side-by-side climate view? Compare Bad Säckingen with Aachen.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology