The climate in Bietigheim-Bissingen during May can be summarized as mild and reasonably dry.
May is in the spring in Bietigheim-Bissingen and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 8°C (47°F) is normal.
| Daytime temperature | 18.8°C 65.8°F | 
|---|---|
| Nightly temperature | 8.3°C 46.9°F | 
| Average temperature | 13.5°C 56.3°F | 
| Daily sunshine | 7 hrs | 
| Avg rainfall | 80 mm 3.1 ins | 
| Rainy days | 16 days | 
| Sea temperature | 14.9°C 58.9°F | 
| Humidity | 70% | 
| Windspeed | 8.3kph 5 mph | 
On average May is the 2nd wettest month of the year in Bietigheim-Bissingen with around 80mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
 
				 
						 
						The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bietigheim-Bissingen in May 2025.
| Hottest month: | July | 23.8°C 74.8°F | 
|---|---|---|
| Driest month: | February | 41mm 1.6ins | 
| Sunniest month: | July | 8.2hrs | 
| Coldest month: | January | 3.1°C 37.6°F | 
| Wettest month: | June | 91mm 3.6ins | 
 
	 
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