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September Weather in Martjanci, Slovenia

Last updated: August 27, 2025

In September, the average temperature in Martjanci, Slovenia hovers around 17°C (63°F). Expect a range that can dip to a brisk 2°C (37°F) or soar to a warm 32°C (90°F). This month also sees about 103 mm (4.1 in) of precipitation, spread across roughly 10 days, with an average humidity level of 65%. Whether you're enjoying sunny days or cozy nights, be prepared for a mix of weather!

September Temperature in Martjanci

In September in Martjanci, the average temperature is 17°C (63°F). Maximums can reach 32°C (90°F), while minimums can drop as low as 2°C (37°F). Be prepared for a range of temperatures when traveling to Martjanci during this month.

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

The chart illustrates September temperature patterns in Martjanci, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Martjanci, September typically has an average temperature of 17°C (63°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec333944536070727262544436
Data source: Temperature data for Martjanci 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 Martjanci

In Martjanci in September, the precipitation amount is 103 mm (4.1 in) over a span of 10 days.

September Precipitation Trends in Martjanci

The chart displays monthly precipitation patterns in Martjanci, 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 Martjanci, September typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec29443749117908690103567261
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Martjanci

In Martjanci in September humidity is 65%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket enveloping you, making it a comfortable yet slightly muggy experience for traveling, where you might find yourself seeking shade or a refreshing drink to stay cool and refreshed.

September Average Humidity in Martjanci

This chart illustrates the average monthly humidity levels in Martjanci, 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 Martjanci is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%84%78%73%71%73%70%60%65%84%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Martjanci

In Martjanci in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Martjanci, you can refer to this Hourly UV Index in Martjanci.

Maximum UV Index Levels in Martjanci for September

The chart shows the monthly maximum UV Index (UVI) for Martjanci 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 Martjanci typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Martjanci 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 Martjanci Compares to Other Months

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

This table compares monthly weather conditions in Martjanci, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)29 mm (1.1 inches)90%low
February Weather4°C (39°F)44 mm (1.7 inches)84%moderate
March Weather7°C (44°F)37 mm (1.4 inches)78%moderate
April Weather11°C (53°F)49 mm (1.9 inches)73%high
May Weather16°C (60°F)117 mm (4.6 inches)71%very high
June Weather21°C (70°F)90 mm (3.5 inches)73%very high
July Weather22°C (72°F)86 mm (3.4 inches)70%very high
August Weather22°C (72°F)90 mm (3.5 inches)60%very high
September Weather17°C (63°F)103 mm (4.1 inches)65%high
October Weather12°C (54°F)56 mm (2.2 inches)84%moderate
November Weather7°C (44°F)72 mm (2.8 inches)89%low
December Weather2°C (37°F)61 mm (2.4 inches)89%low

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