Monthly climate averages for Achern, Germany. Based on 10-year ERA5 reanalysis data.
Cfb Oceanic
Climate OverviewAchern, Germany in August has warm conditions, with highs averaging 26.2°C (79°F).
This month falls at the end of Summer.
Temperatures remain fairly steady throughout August, with daily highs around 25°C (77°F).
August sees fairly even rainfall, totalling about 50 mm across the month.
Expect around 10.6h of sunshine at the start of August, decreasing to 9.3h by the end.
The warmest days tend to fall around the 14th, averaging 27.9°C (82°F).
Temperatures begin dropping heading into September.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
2 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C / 1°C | 3°C / -3°C | 16days (97 mm) Wet | 3.9h Poor | 83% Humid | 1.2 Low | Poor | View Details |
| February | 9°C / 2°C | 6°C / -2°C | 12days (77 mm) Wet | 5.7h Fair | 79% Humid | 1.9 Low | Poor | View Details |
| March | 12°C / 3°C | 9°C / 0°C | 11days (66 mm) Wet | 7.7h Good | 75% Muggy | 3.2 Moderate | Poor | View Details |
| April | 16°C / 6°C | 14°C / 3°C | 11days (60 mm) Wet | 9.8h Good | 71% Muggy | 4.4 Moderate | Fair | View Details |
| May | 20°C / 10°C | 19°C / 9°C | 12days (79 mm) Wet | 10.6h Excellent | 71% Muggy | 5.6 High | Good | View Details |
| June best | 25°C / 15°C | 26°C / 15°C | 11days (71 mm) Wet | 11.9h Excellent | 70% Muggy | 6.3 High | Excellent | View Details |
| July best | 26°C / 17°C | 27°C / 17°C | 10days (60 mm) Wet | 11.9h Excellent | 66% Muggy | 6 High | Excellent | View Details |
| August best | 26°C / 17°C | 27°C / 17°C | 9days (50 mm) Wet | 10.6h Excellent | 69% Muggy | 5.6 High | Excellent | View Details |
| September best | 22°C / 13°C | 22°C / 12°C | 10days (62 mm) Wet | 9h Good | 73% Muggy | 4.1 Moderate | Excellent | View Details |
| October | 17°C / 10°C | 16°C / 8°C | 12days (77 mm) Wet | 6.3h Fair | 80% Humid | 2.5 Moderate | Good | View Details |
| November | 11°C / 5°C | 8°C / 2°C | 14days (80 mm) Wet | 4.7h Fair | 83% Humid | 1.4 Low | Poor | View Details |
| December | 8°C / 2°C | 5°C / -1°C | 15days (92 mm) Wet | 3.5h Poor | 85% Humid | 1 Low | Poor | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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