Dover weather in September

Check the Dover, Delaware weather in September before you book your next holiday. This gives the best indication of the weather in September and includes figures for temperature, sunshine and rainfall.

  • 27°C maximum daytime temperature in September in Dover27
    27°C max day temperature
  • 8 hours of sunshine per day (60% of daylight hours) in September in Dover8
    8 hours of sunshine per day
  • 8 days with some rainfall in September in Dover8
    8 days with some rainfall
  • 14°C minimum night-time temperature in September in Dover14
    14°C min night temperature
  • 12 hours of daylight per day in September in Dover12
    12 hours of daylight per day
  • Low heat & humidity in September in DoverL
    Low heat & humidity
  • 102 mm monthly rainfall in September in Dover102
    102 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Dover7
    7 (High) UV index

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

Metric (°C / mm)  |  Imperial (°F / inches)

More about Dover

Back to Delaware

  • Browse the latest special offers on car hire for the USA
  • Options on Alamo Gold, full size vehicles and one-way car hire
  • Whether you're heading for Boston, Las Vegas, Florida or California

Dover weather map

To select an alternative destination in Delaware, please zoom out of the Dover weather map below. Can't find the Delaware weather destination you are after? Try the destination search.

Dover weather by month

Check the weather in Dover for a particular month by selecting from the list below.

Back to top

Top ^