GreeceAverage weather for Kefalonia in September
It's warm in September in Kefalonia with an average temperature of 29°C. Temperatures this month range from a low of 26°C to a high of 31°C. At night, you can expect temperatures between 18°C and 22°C.
Start of September
The month of September starts in Kefalonia with hot temps, averaging around 30°C during the day and nights around 21°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid September
By mid-September, daytime temps stay steady at around 30°C, with nights around 20°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers.
End of September
By the end of September, the average daytime temperature in Kefalonia is around 27°C, while nighttime temps are about 19°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended.
Water temperature
The water temperature at Kefalonia is 28°C this month. Nice and warm for a swim.
In September, there is an average of 77 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Kefalonia in September |
New York | ||
|---|---|---|---|
 Average temperature |
29°C | 27°C | |
 Max. temperature |
31°C | 31°C | |
| Min. temperature |
26°C | -5°C | |
 Total precipitation |
77 mm | 57 mm | |
| Rainy days |
5 days | 9 days | |
August
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Kefalonia?
Looking for great weather? September is a good time to be in Kefalonia. The temperatures are nice, and there’s not too much rain.
Temperature records
With 34°C in 2020, Kefalonia reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 21°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 24°C.
Check out the climate of Kefalonia for all months and discover the best travel time
The climate in Kefalonia is based on weather data from Argostóli. Other spots might have different weather. You can check out all destinations in Kefalonia to get the full picture of the climate.
Daily Temperature in September in Kefalonia
This chart shows the average daily high and low temperatures in September for Kefalonia, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Kefalonia
The chart below shows the average daily precipitation in September for Kefalonia, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 5 days of precipitation in Kefalonia.
Daily UV index in September in Kefalonia
This chart shows the average daily UV index in September in Kefalonia, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Kefalonia over the years
This chart shows the average temperature in September in Kefalonia, measured in degrees Celsius, over the past few years.
Total precipitation in September in Kefalonia over the years
This chart shows the average precipitation in September in Kefalonia, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Kefalonia
Click on any day in September to get detailed info about the usual weather on that day in Kefalonia. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Kefalonia
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Average weather in Kefalonia by month
Click on a month below to see detailed weather info for Kefalonia. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Kefalonia for all months at once
