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September Weather in Vieksniai, Lithuania

Last updated: August 23, 2025

In September, the average temperature in Vieksniai, Lithuania hovers around 13°C (56°F), with a minimum dipping to -2°C (28°F) and a maximum rising to 28°C (82°F). Expect 59 mm (2.3 in) of precipitation spread over 11 days, contributing to an average humidity of 85%.

September Temperature in Vieksniai

In September in Vieksniai, the average temperature is 13°C (56°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as -2°C (28°F). It's a great time to pack layers for your travels, as you'll experience a range of temperatures throughout the day.

September Weather in Vieksniai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Vieksniai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vieksniai, September typically has an average temperature of 13°C (56°F), with highs reaching up to 28°C (82°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec303035435363646356484032
Data source: Temperature data for Vieksniai generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Vieksniai

In Vieksniai in September, the precipitation amount is 59 mm (2.3 in) over the course of 11 days.

September Precipitation Trends in Vieksniai

The chart displays monthly precipitation patterns in Vieksniai, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Vieksniai, September typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec413848355652898359715448
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vieksniai

In Vieksniai in September humidity is 85%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that wraps around you, making outdoor activities feel heavier and less enjoyable, as layers of clothing cling to the skin and breath becomes visible in the moist air.

September Average Humidity in Vieksniai

This chart illustrates the average monthly humidity levels in Vieksniai, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Vieksniai is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%89%87%77%79%79%81%85%89%90%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Vieksniai

In Vieksniai in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Vieksniai.

Maximum UV Index Levels in Vieksniai for September

The chart shows the monthly maximum UV Index (UVI) for Vieksniai in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Vieksniai typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765321
Data source: Vieksniai September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Vieksniai Compares to Other Months

Weather in Vieksniai varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Vieksniai, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Vieksniai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)41 mm (1.6 inches)90%low
February Weather-1°C (30°F)38 mm (1.5 inches)89%low
March Weather1°C (35°F)48 mm (1.9 inches)89%moderate
April Weather6°C (43°F)35 mm (1.4 inches)87%moderate
May Weather11°C (53°F)56 mm (2.2 inches)77%high
June Weather17°C (63°F)52 mm (2.1 inches)79%high
July Weather18°C (65°F)89 mm (3.5 inches)79%high
August Weather17°C (63°F)83 mm (3.3 inches)81%high
September Weather13°C (56°F)59 mm (2.3 inches)85%moderate
October Weather9°C (48°F)71 mm (2.8 inches)89%moderate
November Weather4°C (40°F)54 mm (2.1 inches)90%low
December Weather0°C (32°F)48 mm (1.9 inches)90%low

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