Temperatures in September
It's warm in September in Valletta 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 20°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Valletta in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Valletta with hot temperatures, averaging around 31°C during the day and nights close to 24°C. There’s little chance of precipitation. The weather is mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature drops to around 30°C, with nights close to 23°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of September
By the end of September, the average daytime temperature in Valletta will be around 28°C, with nights close to 22°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Water temperature
The water temperature at Valletta is 27°C this month. Nice and warm for a swim.
Precipitation in September
In September, there is an average of 34 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
The precipitation chance averages 11% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Valletta. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Valletta in September |
London | ||
|---|---|---|---|
 Average Temperature |
29°C | 20°C | |
 High Temp |
31°C | 22°C | |
| Low Temp |
26°C | 17°C | |
 Total Precipitation |
34 mm | 44 mm | |
| Rainy Days |
3 days | 8 days | |
August
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Valletta?
Want nice weather? Then September is a great time to be in Valletta. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Valletta in September
With 36°C, Valletta hit the highest temperature in the last 10 years in September 2015. The lowest daytime temperature in this month was 23°C in 2016. The extreme night temperatures ranged from a low of 17°C to a high of 27°C.
Check out the climate of Valletta for all months and discover the best travel time
Curious about the climate in other parts of Malta? Check out the weather and climate in places like Gozo, St. Paul's Bay, Sliema, or have a look at other destinations in Malta.
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Daily Temperature in September in Valletta
This chart shows the average daily temperatures, both day and night, for each day in September in Valletta, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Valletta
The chart below shows the average daily precipitation in September for Valletta, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 3 days of rain in Valletta.
Daily UV Index in September in Valletta
This chart shows the average daily UV index in September in Valletta, 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 Valletta Over the Years
This chart shows the average temperature in September in Valletta, measured in degrees Celsius, over the past years.
Total Precipitation in September in Valletta Over the Years
This chart shows the average precipitation in September in Valletta, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Valletta
Click on a specific day in September for detailed info on the typical weather on that day in Valletta. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Valletta
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Average Weather in Valletta by Month
Click on a month below to see detailed weather info for Valletta. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
