LithuaniaAverage weather for Vilnius in September
It's cool to moderate in September in Vilnius with an average temperature of 18°C. Temperatures this month range from a low of 15°C to a high of 22°C. At night, you can expect temperatures between 7°C and 12°C.
Start of September
The month of September starts in Vilnius with mild temps, averaging around 20°C during the day and nights around 11°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
Mid September
By mid-September, daytime temps drop to around 19°C, with nights around 10°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of September
By the end of September, the average daytime temperature in Vilnius is around 16°C, while nighttime temps are about 8°C. A shower might pop up, but overall, the weather will be dry and sunny.
In September, there is an average of 37 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the South.
Vilnius in September |
New York | ||
|---|---|---|---|
 Average temperature |
18°C | 27°C | |
 Max. temperature |
22°C | 31°C | |
| Min. temperature |
15°C | -5°C | |
 Total precipitation |
37 mm | 57 mm | |
| Rainy days |
6 days | 9 days | |
August
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Vilnius?
Looking for great weather? September is a good time to be in Vilnius. The temperatures are nice, and there’s not too much rain.
Temperature records
With 32°C in 2015, Vilnius reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 6°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 17°C.
Check out the climate of Vilnius for all months and discover the best travel time
Curious about the weather in other parts of Lithuania? Check out the climate and weather for spots like Kaunas, Palanga, or explore other destinations in Lithuania.
Daily Temperature in September in Vilnius
This chart shows the average daily high and low temperatures in September for Vilnius, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Vilnius
The chart below shows the average daily precipitation in September for Vilnius, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed 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 it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 6 days of precipitation in Vilnius.
Daily UV index in September in Vilnius
This chart shows the average daily UV index in September in Vilnius, 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 Vilnius over the years
This chart shows the average temperature in September in Vilnius, measured in degrees Celsius, over the past few years.
Total precipitation in September in Vilnius over the years
This chart shows the average precipitation in September in Vilnius, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Vilnius
Click on any day in September to get detailed info about the usual weather on that day in Vilnius. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Vilnius
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Average weather in Vilnius by month
Click on a month below to see detailed weather info for Vilnius. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
