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September Weather in Birzai, Lithuania

Last updated: August 23, 2025

In September, the average temperature in Birzai, Lithuania hovers around 13°C (56°F). Expect a range that can dip as low as -1°C (30°F) and soar up to 28°C (82°F). During this time, you can anticipate approximately 70 mm (2.7 in) of precipitation spread over about 12 days, along with an average humidity level of 87%.

September Temperature in Birzai

In September in Birzai, the average temperature is 13°C (56°F). Maximums can reach 28°C (82°F), while minimums can drop as low as -1°C (30°F). Be prepared for a wide range of temperatures when traveling to Birzai during this month.

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

The chart illustrates September temperature patterns in Birzai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Birzai, 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 -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec292935445364656356473931
Data source: Temperature data for Birzai 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 Birzai

In Birzai in September, the precipitation amount is 70 mm (2.7 in) over the course of 12 days.

September Precipitation Trends in Birzai

The chart displays monthly precipitation patterns in Birzai, 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 Birzai, September typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec4839484169591009370695756
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Birzai

In Birzai in September humidity is 87%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it challenging to explore comfortably.

September Average Humidity in Birzai

This chart illustrates the average monthly humidity levels in Birzai, 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 Birzai is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%90%87%72%76%76%80%87%91%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Birzai

In Birzai in September, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Birzai for better planning.

Maximum UV Index Levels in Birzai for September

The chart shows the monthly maximum UV Index (UVI) for Birzai 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 Birzai typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764321
Data source: Birzai 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 Birzai Compares to Other Months

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

This table compares monthly weather conditions in Birzai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)48 mm (1.9 inches)93%low
February Weather-2°C (29°F)39 mm (1.5 inches)91%low
March Weather2°C (35°F)48 mm (1.9 inches)90%moderate
April Weather7°C (44°F)41 mm (1.6 inches)87%moderate
May Weather12°C (54°F)69 mm (2.7 inches)72%high
June Weather18°C (64°F)58 mm (2.3 inches)76%high
July Weather18°C (65°F)100 mm (3.9 inches)76%high
August Weather17°C (64°F)93 mm (3.7 inches)80%high
September Weather13°C (56°F)70 mm (2.7 inches)87%moderate
October Weather8°C (47°F)69 mm (2.7 inches)91%moderate
November Weather4°C (40°F)57 mm (2.2 inches)92%low
December Weather0°C (31°F)56 mm (2.2 inches)93%low

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