Please choose your location from the nearest places to :
The sky appears blue to the human eye as the short waves of blue light are scattered more than the other colours in the spectrum, making the blue light more visible.
When does summer start and other summer facts you should know.
Sunshine is measured using either Campbell-Stokes sunshine recorders or modern sunshine sensors. A pyranometer is used for measuring global radiation.
Advice for staying safe and well in hot weather
Please note that when changing units, only forecasts and maps will be affected.