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September Weather in Rongu, Estonia

Last updated: August 23, 2025

In September, the average temperature in Rongu, Estonia hovers around 13°C (55°F), with a minimum of -1°C (31°F) and a maximum of 25°C (78°F). Expect 67 mm (2.6 in) of precipitation spread over 13 days, contributing to an average humidity of 89%.

September Temperature in Rongu

In September in Rongu, the average temperature is 13°C (55°F). Maximums can reach 25°C (78°F), and minimums can be as low as -1°C (31°F). This makes Rongu an ideal destination for travelers who enjoy mild weather with occasional warmth and the chance for cooler days.

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

The chart illustrates September temperature patterns in Rongu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rongu, September typically has an average temperature of 13°C (55°F), with highs reaching up to 25°C (78°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec282732415262646255453829
Data source: Temperature data for Rongu 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 Rongu

In Rongu in September, the precipitation amount is 67 mm (2.6 in) spread over 13 days.

September Precipitation Trends in Rongu

The chart displays monthly precipitation patterns in Rongu, 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 Rongu, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec374347485366718567765553
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rongu

In Rongu in September humidity is 89%. With an average temperature of 13°C (55°F), this humidity feels like a thick, damp blanket enveloping you, making every step feel heavier and each breath a bit more laborious for traveling.

September Average Humidity in Rongu

This chart illustrates the average monthly humidity levels in Rongu, 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 Rongu 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 Rongu

In Rongu 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 Rongu for better planning.

Maximum UV Index Levels in Rongu for September

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

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

This table compares monthly weather conditions in Rongu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)37 mm (1.4 inches)95%low
February Weather-3°C (27°F)43 mm (1.7 inches)93%low
March Weather0°C (33°F)47 mm (1.9 inches)90%moderate
April Weather5°C (42°F)48 mm (1.9 inches)87%moderate
May Weather11°C (52°F)53 mm (2.1 inches)73%moderate
June Weather17°C (63°F)66 mm (2.6 inches)77%high
July Weather18°C (65°F)71 mm (2.8 inches)80%high
August Weather17°C (62°F)85 mm (3.3 inches)84%high
September Weather13°C (55°F)67 mm (2.6 inches)89%moderate
October Weather7°C (46°F)75 mm (3.0 inches)92%low
November Weather3°C (38°F)55 mm (2.2 inches)93%low
December Weather-1°C (30°F)52 mm (2.1 inches)93%low

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