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Oía Weather in September
Oía in September sees high daytime temperatures of 25°C (77°F) and nighttime lows of 23°C (73°F). With just 5.8 mm (0.2 in) of rainfall expected, it's a dry month overall.
Rainfall in Oía in September
Historically, the month has about a single day of rain, averaging 5.8 mm (0.2 in) in total. Any rain that does arrive is likely to be fairly light and short-lived.
Temperature in Oía in September
September is a good time to be in Oía. Days are excellent, reaching 25°C (77°F), with nights around 23°C (73°F). This month falls in the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 23°C (73°F), the nights are warm and generally comfortable.If your ideal day consists of dry skies and pleasant temperatures, April, May, June, July, August, September, October and November typically offer the best circumstances for Oía.
Oía Temperature in September
Min Temperature
23°C (73°F)
Max Temperature
25°C (77°F)
Chance of Rain
4%
Precipitation
5.8 mm (0.2 in)
Rainy days
a single day
Humidity
71% *
* Data from: Naxos, Greece (70 KM, 44 Miles).
Oía Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oía - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Oía typically stay consistent throughout September, with daily highs averaging around 25°C (77°F). Nights are warm, with lows typically ranging from 20°C (68°F) to 23°C (73°F).
Average temperatures in September
Historical weather records for Oía in September
Browse day-by-day weather records for Oía spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Oía historical weather extremes in September
The extremes listed below come from historical weather data collected in Oía from 1986 through 2025.
- The hottest September day on record in Oía reached 36°C (97°F) (September 6, 2015).
- Oía experienced its chilliest September day on September 27, 1997, reaching only 20°C (68°F).
- The lowest overnight temperature recorded in September was 15°C (59°F) (September 26, 2022).
Best Places in Greece in September
Find out more about the weather in Greece and which places have the best travel conditions in this month. See all of Greece in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Oía in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home.
What To Do in Oía in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
Oía 3-Day Forecast
More climate data for Oía
See the full Oía climate overview or explore weather in Greece.
Popular in September
Where to go in September - average daytime high across popular destinations.
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