Split weather in September
Split in September averages 22°C (71°F), 82 mm of rain and 8.2 hours of sun a day.
Of the twelve months in Split, September is the fourth warmest, the third wettest and the fifth sunniest.
- Average temp
- 22°C (71°F)
18–25°C · 65–78°F
- Rainfall
- 82 mm
Showers likely
- Sunshine
- 8.2 h
hours per day
What is Split like in September?
Daytime
Days are warm, typically in the mid-20s°C or above.
Rain
Some rain is likely; pack for showers.
Evening
Evenings stay warm.
What should I pack for Split in September?
High-factor sun cream
With 8.2 hours of sun a day, burn time is short even in shade.
Sunglasses and a brimmed hat
Midday glare is the part people underpack for, not the heat itself.
A light rain jacket
About 82 mm falls this month — showers rather than washouts.
September compared with August and October
September in Split is 5°C cooler than August and 50 mm wetter than it, which averages 27°C (80°F).
September in Split is 4.3°C warmer than October and about as wet as it, which averages 18°C (64°F).
Daylight in Split in September
On 15 September the sun is up for 12 hours 30 minutes in Split, rising about 06:33 and setting about 19:03 local time.
September ends 1 hour 25 minutes shorter than it begins, so the last week of the month is a different length of day from the first.
That is 2 hours 55 minutes short of June, the longest-lit month here.
Where to stay in Split
Dates are a starting point for September.
Travel guides for Split
What to read before you book.
Split weather by month
TemperatureRainfall
How September compares with the rest of the year
September is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 8°C / 47°F | 73 mm |
| February | 9°C / 48°F | 64 mm |
| March | 12°C / 53°F | 59 mm |
| April | 15°C / 59°F | 62 mm |
| May | 20°C / 68°F | 58 mm |
| June | 24°C / 76°F | 49 mm |
| July | 27°C / 80°F | 25 mm |
| August | 27°C / 80°F | 32 mm |
| September | 22°C / 71°F | 82 mm |
| October | 18°C / 64°F | 80 mm |
| November | 13°C / 56°F | 117 mm |
| December | 9°C / 49°F | 99 mm |
Similar weather in September
Other destinations whose September averages sit close to this one.
Check another month
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FAQs about Split in September
September climate averages for Split, 1991–2020.
Split averages 22°C (71°F) in September, ranging from about 18°C (65°F) at night to 25°C (78°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Some. About 82 mm falls across September, enough to need a light jacket but not enough to reshape a trip.
Yes. September averages 22°C (71°F) against 18°C (64°F) in October — 4.3°C warmer.
September is 5°C cooler than August, and 50 mm wetter.
Yes. September falls inside the most comfortable stretch of the year here, May to October, on temperature and rainfall together.
About 8.2 hours of sun a day on the 1991–2020 average — among the brighter months anywhere.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what September is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 12 hours 30 minutes of daylight in mid-September, against 15 hours 25 minutes in June and 8 hours 58 minutes in December.
On 15 September, sunrise is about 06:33 and sunset about 19:03 local time. Both shift across the month — the month ends 1 hour 25 minutes shorter than it starts.
