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Zakynthos weather in September

Zakynthos in September averages 23°C (74°F), 51 mm of rain and 8.8 hours of sun a day.

Of the twelve months in Zakynthos, September is the fourth warmest, the sixth driest and the fifth sunniest.

Zakynthos
Average temp
23°C (74°F)

18–28°C · 65–83°F

Rainfall
51 mm

Showers likely

Sunshine
8.8 h

hours per day

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What is Zakynthos 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 Zakynthos in September?

  • High-factor sun cream

    With 8.8 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.

  • Loose cotton or linen

    Synthetics stop working once you are sweating through them all day.

  • A refillable water bottle

    Daily highs this warm need roughly double the water a temperate day does.

  • A light rain jacket

    About 51 mm falls this month — showers rather than washouts.

September compared with August and October

September in Zakynthos is 3.8°C cooler than August and 47 mm wetter than it, which averages 27°C (81°F).

September in Zakynthos is 3.8°C warmer than October and 36 mm drier than it, which averages 19°C (67°F).

Daylight in Zakynthos in September

On 15 September the sun is up for 12 hours 25 minutes in Zakynthos, rising about 07:18 and setting about 19:43 local time.

September ends 1 hour 10 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 21 minutes short of June, the longest-lit month here.

Where to stay in Zakynthos

Dates are a starting point for September.

All hotels in Zakynthos

Travel guides for Zakynthos

What to read before you book.

All travel guides in Zakynthos

Zakynthos weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

How September compares with the rest of the year

September is highlighted. Every other month links to its own page.

Zakynthos weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January11°C / 51°F111 mm
February11°C / 51°F105 mm
March12°C / 54°F59 mm
April15°C / 59°F38 mm
May19°C / 67°F16 mm
June24°C / 75°F8 mm
July26°C / 80°F2 mm
August27°C / 81°F4 mm
September23°C / 74°F51 mm
October19°C / 67°F88 mm
November16°C / 60°F150 mm
December12°C / 54°F147 mm

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FAQs about Zakynthos in September

September climate averages for Zakynthos, 1991–2020.

Zakynthos averages 23°C (74°F) in September, ranging from about 18°C (65°F) at night to 28°C (83°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Some. About 51 mm falls across September, enough to need a light jacket but not enough to reshape a trip.

Yes. September averages 23°C (74°F) against 19°C (67°F) in October — 3.8°C warmer.

September is 3.8°C cooler than August, and 47 mm wetter.

Yes. September falls inside the most comfortable stretch of the year here, May to October, on temperature and rainfall together.

About 8.8 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 25 minutes of daylight in mid-September, against 14 hours 46 minutes in June and 9 hours 34 minutes in December.

On 15 September, sunrise is about 07:18 and sunset about 19:43 local time. Both shift across the month — the month ends 1 hour 10 minutes shorter than it starts.