Mannheim Climate by Month
Mannheim, Baden-Wurttemberg, Germany
Warm summers and cool winters, with rain spread through the year.
Mannheim has warm summers and cool winters, with rain spread through the year. Afternoon highs range from 42°F (5°C) in January to 80°F (27°C) in July, and January nights average 32°F (0°C). About 26 in (658 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 80°F(27°C)
- Average high, July
- Coldest nights
- 32°F(0°C)
- Average low, January
- Rain per year
- 26 in(658 mm)
- No clear rainy season
- Humidity
- 73%
- Sunniest: June
Best and worst months in Mannheim
Best for weatherThe most comfortable weather comes in June and August, with highs around 78°F (26°C) and about 2.2 in (56 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; December is the coldest, with highs of only 43°F (6°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Mannheim weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 42°F(5°C) | 32°F(0°C) | 1.7 in(43 mm) | 81% | 0.8 |
| FebFebruary | 45°F(7°C) | 33°F(0°C) | 1.6 in(41 mm) | 75% | 1.6 |
| MarMarch | 53°F(12°C) | 37°F(3°C) | 1.8 in(45 mm) | 68% | 2.7 |
| AprApril | 63°F(17°C) | 43°F(6°C) | 1.5 in(38 mm) | 65% | 4.3 |
| MayMay | 70°F(21°C) | 50°F(10°C) | 2.8 in(72 mm) | 67% | 5.2 |
| JunJuneBest | 77°F(25°C) | 56°F(13°C) | 2.5 in(64 mm) | 63% | 5.5 |
| JulJuly | 80°F(27°C) | 59°F(15°C) | 3.3 in(84 mm) | 65% | 5.5 |
| AugAugustBest | 79°F(26°C) | 59°F(15°C) | 1.9 in(48 mm) | 66% | 4.7 |
| SepSeptember | 70°F(21°C) | 52°F(11°C) | 2.2 in(57 mm) | 71% | 3.3 |
| OctOctober | 59°F(15°C) | 45°F(7°C) | 2.2 in(56 mm) | 83% | 1.9 |
| NovNovember | 49°F(9°C) | 38°F(4°C) | 2.1 in(54 mm) | 83% | 1.0 |
| DecDecember | 43°F(6°C) | 34°F(1°C) | 2.2 in(56 mm) | 90% | 0.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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