September weather forecast
Lumbarda, Croatia

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Lumbarda, Croatia, with an average temperature ranging between min 20.5°C (68.9°F) and max 23.7°C (74.7°F).

Temperature

Transitioning from August to September involves a subtle drop in average high-temperatures, descending from 27.3°C (81.1°F) to a still moderately hot 23.7°C (74.7°F). With a barely noticeable fluctuation in temperature, Lumbarda reaches an average low of 20.5°C (68.9°F) during the September nights.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 63%.

Rainfall

In Lumbarda, Croatia, during September, the rain falls for 8.8 days and regularly aggregates up to 50mm (1.97") of precipitation. Throughout the year, there are 126.4 rainfall days, and 614mm (24.17") of precipitation is accumulated.

Snowfall

In Lumbarda, snow does not fall in January, March through December.

Sea temperature

In September, the average sea temperature is 24.3°C (75.7°F).
Note: Swimming in 24.3°C (75.7°F) can be enjoyable or not, depending on how you feel about the cold and conditions such as sunshine, wind, and the day's temperature. FYI: Olympic standards dictate waters of 25°C (77°F) to 28°C (82.4°F).

Daylight

In Lumbarda, Croatia, the average length of the day in September is 12h and 29min.
On the first day of September in Lumbarda, sunrise is at 06:16 and sunset at 19:25. On the last day of the month, sunrise is at 06:47 and sunset at 18:34 CEST.

Sunshine

In Lumbarda, the average sunshine in September is 10.4h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Heed this! UV intensity is much stronger when reflected off sand and water.
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Frequently asked questions

What are the temperatures in Lumbarda in September?

The average high-temperature, in September, in Lumbarda, is 23.7°C (74.7°F), while the average low-temperature is 20.5°C (68.9°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 29°C (84.2°F).

What are the least humid months in Lumbarda?

August and September, with an average relative humidity of 63%, are the least humid months.

What is the average humidity in September in Lumbarda?

The average relative humidity in September in Lumbarda is 63%.

How much does it rain in Lumbarda in September?

In Lumbarda, Croatia, in September, during 8.8 rainfall days, 50mm (1.97") of precipitation is typically accumulated.

When it does not snow in Lumbarda?

January, March through December are months without snowfall.

What is the water temperature in September in Lumbarda?

In Lumbarda, the average seawater temperature in September is 24.3°C (75.7°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.3°C (75.7°F) water may be enjoyable.

How many hours of daylight does Lumbarda have in September?

The average day length in September in Lumbarda is 12h and 29min.

When are sunrise and sunset in September in Lumbarda?

In September, on the first day of the month, sunrise is at 06:16 and sunset at 19:25. On the last day of the month, sunrise is at 06:47 and sunset at 18:34 CEST.

How many hours of sunshine does Lumbarda have in September?

In Lumbarda, the average sunshine duration in September is 10.4h.

What is the UV index intensity in September in Lumbarda?

In September, the average daily maximum UV index in Lumbarda is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Lumbarda, Croatia

Average temperature in September - Lumbarda, Croatia
  • Average high temperature in September: 23.7°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (10.9°C).

  • Average low temperature in September: 20.5°C

The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (7.9°C).

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Average pressure in September
Lumbarda, Croatia

Average pressure in September - Lumbarda, Croatia
  • Average pressure in September: 1016mbar

The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).

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Average wind speed in September
Lumbarda, Croatia

Average wind speed in September - Lumbarda, Croatia
  • Average wind speed in September: 14.6km/h

The windiest month (with the highest average wind speed) is February (20.6km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).

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Average humidity in September
Lumbarda, Croatia

Average humidity in September - Lumbarda, Croatia
  • Average humidity in September: 63%

The month with the highest relative humidity is April (70%).
The months with the lowest relative humidity are August and September (63%).

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Average rainfall in September
Lumbarda, Croatia

Average rainfall in September - Lumbarda, Croatia
  • Average rainfall in September: 50mm

The wettest month (with the highest rainfall) is November (92mm).
The driest month (with the least rainfall) is August (16mm).

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Average rainfall days in September
Lumbarda, Croatia

Average rainfall days in September - Lumbarda, Croatia
  • Average rainfall days in September: 8.8 days

The month with the highest number of rainy days is November (13.7 days).
The month with the least rainy days is August (4.8 days).

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Average snowfall in September
Lumbarda, Croatia

Average snowfall in September - Lumbarda, Croatia
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (1mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in September
Lumbarda, Croatia

Average snowfall days in September - Lumbarda, Croatia
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in September
Lumbarda, Croatia

Average sea temperature in September - Lumbarda, Croatia
  • Average sea temperature in September: 24.3°C

The best month for swimming (with the highest average sea temperature) is August (25.1°C).
The coldest month (with the lowest average sea temperature) is January (14.1°C).

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Average daylight in September /
Average sunshine in September
Lumbarda, Croatia

Average daylight in September / Average sunshine in September - Lumbarda, Croatia
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 10h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days in September
Lumbarda, Croatia

Average sunshine days in September - Lumbarda, Croatia
  • Average sunshine days in September: 19.5 days

The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is February (14.5 days).

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Average UV index in September
Lumbarda, Croatia

Average UV index in September - Lumbarda, Croatia
  • Average UV index in September: 6

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

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Average cloud cover in September
Lumbarda, Croatia

Average cloud cover in September - Lumbarda, Croatia
  • Average cloud cover in September: 19

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in September
Lumbarda, Croatia

Average visibility in September - Lumbarda, Croatia
  • 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).

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Lumbarda, Croatia

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