Spring (March–May): Average 46–61°F, mild climate, moderate rainfall, suitable for outdoor activities. Common activities: Hiking, cycling, visiting museums. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 68–71°F, warm climate, relatively low rainfall, abundant sunshine. Common activities: Walking along the river, camping, outdoor picnics. Recommended clothing: Short-sleeved shirts, shorts, light and breathable clothing.
Autumn (September–November): Average 63–45°F, cool climate, higher rainfall, especially in October. Common activities: Viewing red leaves (depending on tree species), visiting indoor attractions. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): Average 40–44°F, cold climate, low rainfall. Common activities: Visiting museums, art galleries, enjoying indoor activities. Recommended clothing: Thick coat, scarf, gloves, warm hat.
Mannheim climatological average
Annual average temperature: approx. 54.9°F / Annual rainfall: approx. 678 mm / Summer humidity: 60%–70% / Rainiest month: October
Mannheim monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
38.8°F
44.5
February
44.1°F
33.8
March
46.9°F
39.8
April
50.7°F
60
May
61.3°F
64.7
June
68.7°F
56.9
July
70.7°F
57.3
August
71.8°F
59.5
September
63.1°F
77.7
October
56.1°F
82.7
November
45.7°F
70.9
December
40.1°F
30.8
Mannheim weather for the next seven days
6/21
Sunday
Patchy rain nearby
97.7°F/70.1°F
6/22
Monday
Sunny
94.2°F/69.2°F
6/23
Tuesday
Sunny
93.2°F/70.7°F
6/24
Wednesday
Sunny
97.6°F/72.5°F
6/25
Thursday
Sunny
97.3°F/74.7°F
6/26
Friday
Sunny
96.6°F/73.7°F
6/27
Saturday
Sunny
99.8°F/74.4°F
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