Today is expected to be sunny all day with medium levels of UV and pollen across the county, the Met Office has said.
The temperature this morning is about 7°C, which will rise to a high of 16°C by 12pm and start falling from 4pm to a low of 6°C overnight.
There is no chance of rain.
Sunrise was at 5.50am and sunset will be 6.22pm.
Pollution levels will be medium to high across Sussex.