September weather - Autumn 2024

Weather in September
Frequently asked questions
Average temperature in September
Average pressure in September
Average wind speed in September
Average humidity in September
Average rainfall in September
Average rainfall days in September
Average sea temperature in September
Average daylight in September
Average sunshine in September
Average sunshine days in September
Average UV index in September
Average cloud cover in September
Average visibility in September

The lighthouse surrounded by water in Chania, Greece

Weather in September

The arrival of September in Chania heralds the beginning of the transition into autumn. Despite the shift, the city continues to enjoy summer-like high temperatures of around 26°C (78.8°F) along with a sea temperature of 25.3°C (77.5°F). A shift in the weather seen with an increase in rainfall to 24mm (0.94") over approximately 8.3 days. Although Chania begins to pull back from summer's full throttle amicability, outdoor opportunities, from wine tours to sailing, remain plentiful. Indeed, September's soft sunlight and fewer crowds paint Chania in an attractive light.

Temperature

September's arrival in Chania shows an average high-temperature of a still moderately hot 26°C (78.8°F), hardly different from the previous month. During September, the nighttime temperature averages to an agreeable 20.1°C (68.2°F).

Humidity

In September, the average relative humidity is 67%.

Rainfall

In Chania, in September, during 8.3 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Chania, Greece, during the entire year, the rain falls for 119.3 days and collects up to 509mm (20.04") of precipitation.

Sea temperature

In Chania, in September, the average water temperature is 25.3°C (77.5°F).
Note: For water activities like swimming, diving, and more, temperatures ranging between 25°C (77°F) and 29°C (84.2°F) offer superior comfort and enjoyment for lengthy durations.

Daylight

The average length of the day in September in Chania is 12h and 24min.
On the first day of September, sunrise is at 06:56 and sunset at 19:51. On the last day of the month, sunrise is at 07:18 and sunset at 19:09 EEST.

Sunshine

In Chania, the average sunshine in September is 9.9h.

UV index

In Chania, Greece, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Chania?

In Chania, 26°C (78.8°F) is the average high-temperature and 20.1°C (68.2°F) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 30°C (86°F).

What is the average humidity in September in Chania?

In Chania, Greece, the average relative humidity in September is 67%.

How many days does it rain in September in Chania?

In September, in Chania, the rain falls for 8.3 days. Throughout September, 24mm (0.94") of precipitation is accumulated.

How warm is the water in September in Chania?

In September, the average sea temperature in Chania, Greece, is 25.3°C (77.5°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Chania have in September?

The average day length in September in Chania is 12h and 24min.

When is the sunrise / sunset in September in Chania?

On the first day of September in Chania, sunrise is at 06:56 and sunset at 19:51. On the last day of the month, sunrise is at 07:18 and sunset at 19:09 EEST.

How long on average sun shines in September in Chania?

In Chania, the average sunshine duration in September is 9.9h.

What is the UV index intensity in September in Chania?

In Chania, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

28.3°C 82.9°F

26°C 78.8°F

22.1°C 71.8°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13km/h 8.1mph

12.8km/h 8mph

13.4km/h 8.3mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

2.1

8.3

12.6

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

20.3

16.2

Average UV index

Average cloud cover

13%

27%

Average visibility

10km 6.2mi

Average temperature in September
Chania, Greece

Average high temperature in September: 26°C

The warmest month (with the highest average high temperature) is July (28.5°C).
The month with the lowest average high temperature is January (13.3°C).

Average low temperature in September: 20.1°C

The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (9.2°C).

Average pressure in September
Chania, Greece

Average pressure in September: 1014mbar

The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is July (1010.6mbar).

Average wind speed in September
Chania, Greece

Average wind speed in September: 12.2km/h

The windiest month (with the highest average wind speed) is January (17km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).

Average humidity in September
Chania, Greece

Average humidity in September: 67%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (61%).

Average rainfall in September
Chania, Greece

Average rainfall in September: 24mm

The wettest month (with the highest rainfall) is January (91mm).
The driest month (with the least rainfall) is July (3mm).

Average rainfall days in September
Chania, Greece

Average rainfall days in September: 8.3 days

The month with the highest number of rainy days is January (17.6 days).
The month with the least rainy days is July (1.7 days).

Average sea temperature in September
Chania, Greece

Average sea temperature in September: 25.3°C

The best month for swimming (with the highest average sea temperature) is August (26.2°C).
The coldest month (with the lowest average sea temperature) is February (15.9°C).

Average daylight in September /
Average sunshine in September
Chania, Greece

Average daylight in September: 12h and 2min

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

Average sunshine in September: 9h and 5min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in September
Chania, Greece

Average sunshine days in September: 20.3 days

The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is January (11.3 days).

Average UV index in September
Chania, Greece

Average UV index in September: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Chania, Greece

Average cloud cover in September: 13

The month with the most cloud cover is January (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 4).

Average visibility in September
Chania, Greece

Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

September weather forecast
Chania, Greece

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