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September Weather in Luunja, Estonia

Last updated: August 23, 2025

In September, the average temperature in Luunja, Estonia is a mild 12°C (55°F), with a minimum dipping to -1°C (31°F) and a maximum rising up to 26°C (79°F). Expect some wet days, as precipitation averages around 62 mm (2.4 in) spread over 12 days. Coupled with an average humidity of 89%, visitors should be prepared for a refreshing, if slightly damp, experience!

September Temperature in Luunja

In September in Luunja, the average temperature is 12°C (55°F), with maximums reaching up to 26°C (79°F) and minimums dropping as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates September temperature patterns in Luunja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luunja, September typically has an average temperature of 12°C (55°F), with highs reaching up to 26°C (79°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec282733415262646254453729
Data source: Temperature data for Luunja 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 Luunja

In Luunja in September, the precipitation amount is 62 mm (2.4 in) spread over 12 days.

September Precipitation Trends in Luunja

The chart displays monthly precipitation patterns in Luunja, 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 Luunja, September typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec364245536568687862725452
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Luunja

In Luunja in September, humidity is 89%. With an average temperature of 12°C (55°F), this humidity feels like a damp chill that seeps into your bones, making it feel much colder than the thermometer suggests and potentially complicating your travel plans.

September Average Humidity in Luunja

This chart illustrates the average monthly humidity levels in Luunja, 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 Luunja is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec95%93%90%87%73%77%80%84%89%93%93%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Luunja

In Luunja 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 Luunja for better planning.

Maximum UV Index Levels in Luunja for September

The chart shows the monthly maximum UV Index (UVI) for Luunja 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 Luunja typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457764211
Data source: Luunja 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 Luunja Compares to Other Months

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

This table compares monthly weather conditions in Luunja, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)36 mm (1.4 inches)95%low
February Weather-3°C (27°F)42 mm (1.6 inches)93%low
March Weather0°C (33°F)45 mm (1.8 inches)90%moderate
April Weather5°C (42°F)53 mm (2.1 inches)87%moderate
May Weather11°C (52°F)65 mm (2.6 inches)73%moderate
June Weather17°C (63°F)68 mm (2.7 inches)77%high
July Weather18°C (64°F)68 mm (2.7 inches)80%high
August Weather17°C (62°F)78 mm (3.1 inches)84%high
September Weather12°C (55°F)62 mm (2.4 inches)89%moderate
October Weather7°C (45°F)72 mm (2.8 inches)92%low
November Weather3°C (38°F)54 mm (2.1 inches)93%low
December Weather-2°C (29°F)52 mm (2.1 inches)93%low

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