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September Weather in Posta, Romania

Last updated: August 27, 2025

In Posta, Romania, the average temperature in September hovers around 20°C (68°F), providing a pleasant climate. However, temperatures can fluctuate significantly, with minimums dipping to 2°C (35°F) and maximums soaring to 36°C (97°F). Rain is somewhat sparse, with an average precipitation of 21 mm (0.8 in) over just 3 days. Coupled with an average humidity of 57%, this month offers a refreshing yet variable weather experience.

September Temperature in Posta

In September in Posta, the average temperature is 20°C (68°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 2°C (35°F). This wide temperature range means travelers should pack accordingly, bringing clothing suitable for both warm days and cool nights.

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

The chart illustrates September temperature patterns in Posta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Posta, September typically has an average temperature of 20°C (68°F), with highs reaching up to 36°C (97°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec323744546472757768564537
Data source: Temperature data for Posta 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 Posta

In Posta in September, the precipitation amount is 21 mm (0.8 in) over a period of 3 days.

September Precipitation Trends in Posta

The chart displays monthly precipitation patterns in Posta, 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 Posta, September typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec3944584260106822821714261
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Posta

In Posta in September humidity is 57%. With an average temperature of 20°C (68°F), this humidity feels like a pleasantly mild and comfortable climate for traveling, making outdoor exploration enjoyable without the discomfort of excessive heat or stickiness.

September Average Humidity in Posta

This chart illustrates the average monthly humidity levels in Posta, 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 Posta is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Posta

In Posta in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Posta.

Maximum UV Index Levels in Posta for September

The chart shows the monthly maximum UV Index (UVI) for Posta 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 Posta typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Posta 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 Posta Compares to Other Months

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

This table compares monthly weather conditions in Posta, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)39 mm (1.5 inches)88%low
February Weather3°C (37°F)44 mm (1.7 inches)85%moderate
March Weather6°C (44°F)58 mm (2.3 inches)82%moderate
April Weather12°C (54°F)42 mm (1.7 inches)73%high
May Weather18°C (64°F)60 mm (2.4 inches)71%very high
June Weather22°C (72°F)106 mm (4.2 inches)70%very high
July Weather24°C (75°F)82 mm (3.2 inches)66%very high
August Weather25°C (77°F)28 mm (1.1 inches)48%very high
September Weather20°C (68°F)21 mm (0.8 inches)57%high
October Weather13°C (56°F)71 mm (2.8 inches)79%moderate
November Weather7°C (46°F)42 mm (1.7 inches)87%moderate
December Weather3°C (37°F)61 mm (2.4 inches)88%low

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