September weather forecast
Delphi, Greece

September

Weather in September

Come September, temperature mildly decreases as autumn begins to make its presence. However, the summer-like weather does not completely reintegrate without leaving behind an impressive performance of sunlight and daytime hours. There is a rise in rain occurrences from August, but this should not hamper the desire to explore Delphi's treasures. The atmosphere maintains warmth and the reduced rainfall, higher pressure from August ensures most outdoor activities continue without a hitch. A blend of extended summer vibes and the onset of autumn is Artypical of Delphi weather in September.

Temperature

The shift from August to September coincides with a small decrease in the average high-temperature, down to a still moderately hot 24.4°C (75.9°F) from 28.8°C (83.8°F). During September, the temperature in Delphi tends to dip to an average of 16°C (60.8°F) at night.

Humidity

In September, the average relative humidity in Delphi is 62%.

Rainfall

In Delphi, Greece, in September, it is raining for 9.5 days, with typically 30mm (1.18") of accumulated precipitation. In Delphi, during the entire year, the rain falls for 122.8 days and collects up to 494mm (19.45") of precipitation.

Snowfall

May through November are months without snowfall.

Daylight

In Delphi, Greece, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 06:59 and sunset at 19:59. On the last day of September, in Delphi, sunrise is at 07:25 and sunset at 19:14 EEST.

Sunshine

In Delphi, the average sunshine in September is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

What is the average September temperature in Delphi?
The high-temperature, in September, in Delphi, records 24.4°C (75.9°F), while the low-temperature is 16°C (60.8°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 30°C (86°F).
What is the average humidity in September in Delphi?
In September, the average relative humidity is 62%.
How much does it rain in Delphi in September?
In Delphi, Greece, during September, the rain falls for 9.5 days and regularly aggregates up to 30mm (1.18") of precipitation.
When it does not snow in Delphi?
May through November are months without snowfall in Delphi.
How many hours of daylight does Delphi have in September?
In Delphi, the average day length in September is 12h and 26min.
When are sunrise and sunset in September in Delphi?
In September, on the first day of the month, sunrise is at 06:59 and sunset at 19:59. On the last day of the month, in Delphi, Greece, sunrise is at 07:25 and sunset at 19:14 EEST.
How long on average sun shines in September in Delphi?
The average sunshine duration in September in Delphi, Greece, is 9h.
What is the UV index intensity in September in Delphi?
The average daily maximum UV index in September in Delphi is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Delphi, Greece
Average temperature in September
Delphi, Greece
  • Average high temperature in September: 24.4°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (7.8°C).

  • Average low temperature in September: 16°C

The month with the highest average low temperature is August (19.3°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).

Average pressure in September - Delphi, Greece
Average pressure in September
Delphi, Greece
  • Average pressure in September: 1015mbar

The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1011.9mbar).

Average wind speed in September - Delphi, Greece
Average wind speed in September
Delphi, Greece
  • Average wind speed in September: 8.8km/h

The windiest month (with the highest average wind speed) is February (11.1km/h).
The calmest month (with the lowest average wind speed) is July (8.4km/h).

Average humidity in September - Delphi, Greece
Average humidity in September
Delphi, Greece
  • Average humidity in September: 62%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (51%).

Average rainfall in September - Delphi, Greece
Average rainfall in September
Delphi, Greece
  • Average rainfall in September: 30mm

The wettest month (with the highest rainfall) is March (66mm).
The driest month (with the least rainfall) is August (11mm).

Average rainfall days in September - Delphi, Greece
Average rainfall days in September
Delphi, Greece
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is March (13.8 days).
The month with the least rainy days is August (4.9 days).

Average snowfall in September - Delphi, Greece
Average snowfall in September
Delphi, Greece
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (158mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days in September - Delphi, Greece
Average snowfall days in September
Delphi, Greece
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Delphi, Greece
Average daylight in September /
Average sunshine in September
Delphi, Greece
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in September - Delphi, Greece
Average sunshine days in September
Delphi, Greece
  • Average sunshine days in September: 19 days

The month with the most sunshine days is August (24.6 days).
The month with the least sunshine days is February (13 days).

Average UV index in September - Delphi, Greece
Average UV index in September
Delphi, Greece
  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September - Delphi, Greece
Average cloud cover in September
Delphi, Greece
  • Average cloud cover in September: 23

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in September - Delphi, Greece
Average visibility in September
Delphi, Greece
  • Average visibility in September: 10km

The months with the highest visibility are April, May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).

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