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The weather in September in Valetta

It's cool to moderate in September in Valetta with an average temperature of 15°C. Temperatures this month range from a low of 12°C to a high of 18°C. At night, you can expect temperatures between 2°C and 7°C.

Looking for sun and warm weather? September isn’t a good month to be in Valetta. The temperatures are too low for a warm stay this month.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Valetta, New Zealand. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 25°C in 2020, Valetta reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 7°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of -5°C to a highest value of 16°C.

Rainfall amount

In September, there is an average of 43 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in September for Valetta

Click on any day in September to get detailed info about the usual weather on that day in Valetta. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Valetta New York
Average temperature 15°C 27°C
Max. temperature 18°C 31°C
Min. temperature 2°C -5°C
Total precipitation 43 mm 57 mm
Rainy days 8 days 9 days

Start of September

The month of September starts in Valetta with cool temps, averaging around 14°C during the day and nights around 4°C.

Mid September

By mid-September, daytime temps rise to around 16°C, with nights around 5°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Valetta is around 16°C, while nighttime temps are about 6°C. A shower might pop up, but overall, the weather will be dry and sunny.

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.

Check out the climate of Valetta for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Valetta, New Zealand. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Valetta

Temperature in September in Valetta over the years

Precipitation charts

These charts show the average amount of precipitation in September in Valetta, New Zealand. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Valetta

Total precipitation in September in Valetta over the years

Daily UV index in September in Valetta

This chart shows the average daily UV index in September in Valetta, 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.

Weather experiences in September in Valetta

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Average weather in Valetta by month

Click on a month below to see detailed weather info for Valetta. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.