Weather in Dover in September 2017

Check the weather in Dover in September before you book your next holiday in Delaware. Long-term weather averages give the best indication of the weather in September 2017 and include figures for temperature, sunshine and rainfall plus sunrise & sunset times for Dover, Delaware, United States.

Weather in Dover in September

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

  • 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

The average maximum daytime temperature in Dover in September is a warm 27°C (81°F) with low heat & humidity. There are usually 8 hours of bright sunshine each day, which represents 60% of the 12 hours of daylight.

Expect 102mm (4.0 inches) of rainfall across the whole of September with 8 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear. The average night-time temperature is usually a comfortable 14°C (57°F).

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

More about Dover weather

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Dover sunrise & sunset times for September 2017

Browse the sunrise & sunset times for Dover in September 2017. Select a month to view Dover sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st September 2017 06:31 19:32
Saturday, 2nd September 2017 06:32 19:31
Sunday, 3rd September 2017 06:33 19:29
Monday, 4th September 2017 06:34 19:28
Tuesday, 5th September 2017 06:35 19:26
Wednesday, 6th September 2017 06:35 19:24
Thursday, 7th September 2017 06:36 19:23
Friday, 8th September 2017 06:37 19:21
Saturday, 9th September 2017 06:38 19:20
Sunday, 10th September 2017 06:39 19:18
Monday, 11th September 2017 06:40 19:16
Tuesday, 12th September 2017 06:41 19:15
Wednesday, 13th September 2017 06:42 19:13
Thursday, 14th September 2017 06:43 19:12
Friday, 15th September 2017 06:44 19:10
Saturday, 16th September 2017 06:45 19:08
Sunday, 17th September 2017 06:45 19:07
Monday, 18th September 2017 06:46 19:05
Tuesday, 19th September 2017 06:47 19:04
Wednesday, 20th September 2017 06:48 19:02
Thursday, 21st September 2017 06:49 19:00
Friday, 22nd September 2017 06:50 18:59
Saturday, 23rd September 2017 06:51 18:57
Sunday, 24th September 2017 06:52 18:56
Monday, 25th September 2017 06:53 18:54
Tuesday, 26th September 2017 06:54 18:52
Wednesday, 27th September 2017 06:55 18:51
Thursday, 28th September 2017 06:56 18:49
Friday, 29th September 2017 06:56 18:47
Saturday, 30th September 2017 06:57 18:46
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Check Dover weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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