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
9/21
Monday
Overcast
69°F/54.1°F
9/22
Tuesday
Sunny
68.8°F/53.1°F
9/23
Wednesday
Sunny
71.1°F/53.4°F
9/24
Thursday
Patchy rain nearby
62.4°F/54.8°F
9/25
Friday
Cloudy
69°F/56.3°F
9/26
Saturday
Sunny
73.1°F/59°F
9/27
Sunday
Overcast
74.6°F/58.3°F
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