The climate in Selby-on-the-Bay during May can be summarized as mild and a little damp.
May is in the spring in Selby-on-the-Bay and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 11°C (53°F) is normal.
| Daytime temperature | 23.8°C 74.8°F | 
|---|---|
| Nightly temperature | 11.4°C 52.5°F | 
| Average temperature | 17.6°C 63.7°F | 
| Daily sunshine | 9 hrs | 
| Avg rainfall | 100 mm 3.9 ins | 
| Rainy days | 11 days | 
| Sea temperature | 10.9°C 51.6°F | 
| Humidity | 67% | 
| Windspeed | 15.1kph 9 mph | 
On average May is the 3rd wettest month of the year in Selby-on-the-Bay with around 100mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 9 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 Selby-on-the-Bay in May 2025.
| Hottest month: | July | 30.2°C 86.4°F | 
|---|---|---|
| Driest month: | February | 75mm 3ins | 
| Sunniest month: | July | 9.9hrs | 
| Coldest month: | January | 5.1°C 41.2°F | 
| Wettest month: | August | 109mm 4.3ins |