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September Weather in 1 Decembrie, Romania

Last updated: August 27, 2025

In September, the average temperature in 1 Decembrie, Romania sits comfortably at 20°C (68°F). However, be prepared for a bit of variability; temperatures can dip to a chilly 2°C (35°F) or soar as high as 37°C (98°F). With 21 mm (0.8 in) of precipitation spread over 2 days, it's wise to keep an umbrella handy. Additionally, the average humidity rests at a moderate 57%, making for a pleasant climate overall.

September Temperature in 1 Decembrie

In September in 1 Decembrie, the average temperature is 20°C (68°F). Maximum temperatures can reach 37°C (98°F), while the minimum can drop as low as 2°C (35°F). Be prepared for a wide range of temperatures when traveling to 1 Decembrie during this time.

September Weather in 1 Decembrie: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in 1 Decembrie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In 1 Decembrie, September typically has an average temperature of 20°C (68°F), with highs reaching up to 37°C (98°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec323744546472757768564637
Data source: Temperature data for 1 Decembrie 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 1 Decembrie

In 1 Decembrie in September, the precipitation amount is 21 mm (0.8 in) over a period of 2 days.

September Precipitation Trends in 1 Decembrie

The chart displays monthly precipitation patterns in 1 Decembrie, 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 1 Decembrie, September typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec4044623966105802621694161
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in 1 Decembrie

In 1 Decembrie 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 1 Decembrie

This chart illustrates the average monthly humidity levels in 1 Decembrie, 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 1 Decembrie 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 1 Decembrie

In 1 Decembrie 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 1 Decembrie.

Maximum UV Index Levels in 1 Decembrie for September

The chart shows the monthly maximum UV Index (UVI) for 1 Decembrie 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 1 Decembrie typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: 1 Decembrie 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 1 Decembrie Compares to Other Months

Weather in 1 Decembrie varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in 1 Decembrie, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in 1 Decembrie, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)40 mm (1.6 inches)88%low
February Weather3°C (38°F)44 mm (1.7 inches)85%moderate
March Weather7°C (44°F)62 mm (2.4 inches)82%moderate
April Weather12°C (54°F)39 mm (1.5 inches)73%high
May Weather18°C (64°F)66 mm (2.6 inches)71%very high
June Weather22°C (72°F)105 mm (4.1 inches)70%very high
July Weather24°C (75°F)80 mm (3.1 inches)66%very high
August Weather25°C (78°F)26 mm (1.0 inches)48%very high
September Weather20°C (68°F)21 mm (0.8 inches)57%high
October Weather13°C (56°F)69 mm (2.7 inches)79%moderate
November Weather8°C (46°F)41 mm (1.6 inches)87%moderate
December Weather3°C (37°F)61 mm (2.4 inches)88%low

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