Temperature
Cold by day, freezing at night.
Cold weather is the main limitation.

Cold by day, freezing at night.
Some precipitation is expected this month.
Cloudier spells limit sunshine.
Humidity is rarely noticeable in the cool air.
In January, afternoons feel about 35° and nights feel near 29°.
Mostly cloudy skies this month.
Calm winds are typical in January.
January late afternoons are around 40°F, easing to about 38°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