Weather in Opatija in September 2019

  • 21°C maximum daytime temperature in September in Opatija21
    21°C max day temperature
  • 7 hours of sunshine per day (53% of daylight hours) in September in Opatija7
    7 hours of sunshine per day
  • 13 days with some rainfall in September in Opatija13
    13 days with some rainfall
  • 10°C minimum night-time temperature in September in Opatija10
    10°C min night temperature
  • 13 hours of daylight per day in September in Opatija13
    13 hours of daylight per day
  • No heat & humidity in September in Opatija0
    No heat & humidity
  • 138 mm monthly rainfall in September in Opatija138
    138 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Opatija5
    5 (Moderate) UV index
  • 21°C sea temperature in September in Opatija21
    21°C sea temperature

Going to Opatija? Find the best month to visit Opatija based on the weather.

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Expect 21°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Opatija in September. Check more long-term weather averages for Opatija in September before you book your next holiday to Croatia in 2019/2020.

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More about Opatija

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

Guide to Opatija weather in September

The average maximum daytime temperature in Opatija in September is a comfortable 21°C (70°F). The average night-time temperature is usually a cool 10°C (50°F). There are usually 7 hours of bright sunshine each day, which represents 53% of the 13 hours of daylight.

Expect 138mm (5.4 inches) of rainfall across the whole of September with 13 days with some rain falling. Maximum UV levels will be moderate (5 UV index) at midday when the skies are clear.

The average sea temperature in and around Opatija in September is 21°C (70°F).

Opatija sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Opatija in September 2019. Select a month to view Opatija sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 05:24 18:41
Monday, 2nd September 2019 05:25 18:39
Tuesday, 3rd September 2019 05:26 18:37
Wednesday, 4th September 2019 05:27 18:36
Thursday, 5th September 2019 05:29 18:34
Friday, 6th September 2019 05:30 18:32
Saturday, 7th September 2019 05:31 18:30
Sunday, 8th September 2019 05:32 18:28
Monday, 9th September 2019 05:33 18:26
Tuesday, 10th September 2019 05:35 18:24
Wednesday, 11th September 2019 05:36 18:22
Thursday, 12th September 2019 05:37 18:20
Friday, 13th September 2019 05:38 18:19
Saturday, 14th September 2019 05:39 18:17
Sunday, 15th September 2019 05:41 18:15
Monday, 16th September 2019 05:42 18:13
Tuesday, 17th September 2019 05:43 18:11
Wednesday, 18th September 2019 05:44 18:09
Thursday, 19th September 2019 05:46 18:07
Friday, 20th September 2019 05:47 18:05
Saturday, 21st September 2019 05:48 18:03
Sunday, 22nd September 2019 05:49 18:01
Monday, 23rd September 2019 05:50 17:59
Tuesday, 24th September 2019 05:52 17:57
Wednesday, 25th September 2019 05:53 17:55
Thursday, 26th September 2019 05:54 17:54
Friday, 27th September 2019 05:55 17:52
Saturday, 28th September 2019 05:57 17:50
Sunday, 29th September 2019 05:58 17:48
Monday, 30th September 2019 05:59 17:46
  • Save up to 10% on holidays to Croatia in 2018/2019
  • Book online with TUI to receive discount
  • FREE kids places & low deposits also available

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