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September Weather in Ilukste, Latvia

Last updated: August 23, 2025

In Ilukste, Latvia, the average temperature in September hovers around 13°C (56°F), with fluctuations ranging from a brisk -1°C (30°F) to a warm 27°C (81°F). Expect 65 mm (2.6 in) of precipitation spread over approximately 12 days, contributing to a high average humidity of 85%.

September Temperature in Ilukste

In September in Ilukste, the average temperature is 13°C (56°F). Maximums can reach 27°C (81°F), while minimums can dip as low as -1°C (30°F). This variation makes it essential for travelers to pack layers to comfortably enjoy all that Ilukste has to offer.

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

The chart illustrates September temperature patterns in Ilukste, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ilukste, September typically has an average temperature of 13°C (56°F), with highs reaching up to 27°C (81°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec282834435364656355463831
Data source: Temperature data for Ilukste 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 Ilukste

In Ilukste in September, the precipitation amount is 65 mm (2.6 in) over the course of 12 days.

September Precipitation Trends in Ilukste

The chart displays monthly precipitation patterns in Ilukste, 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 Ilukste, September typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec4538504168549311065685659
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ilukste

In Ilukste in September humidity is 85%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that wraps around you, making outdoor activities feel heavier and less enjoyable, as layers of clothing cling to the skin and breath becomes visible in the moist air.

September Average Humidity in Ilukste

This chart illustrates the average monthly humidity levels in Ilukste, 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 Ilukste is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%90%86%70%75%75%74%85%92%93%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ilukste

In Ilukste 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 Ilukste for better planning.

Maximum UV Index Levels in Ilukste for September

The chart shows the monthly maximum UV Index (UVI) for Ilukste 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 Ilukste typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764321
Data source: Ilukste 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 Ilukste Compares to Other Months

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

This table compares monthly weather conditions in Ilukste, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)45 mm (1.8 inches)94%low
February Weather-2°C (28°F)38 mm (1.5 inches)92%low
March Weather1°C (35°F)50 mm (2.0 inches)90%moderate
April Weather6°C (44°F)41 mm (1.6 inches)86%moderate
May Weather12°C (53°F)68 mm (2.7 inches)70%high
June Weather18°C (64°F)54 mm (2.1 inches)75%high
July Weather18°C (65°F)93 mm (3.7 inches)75%high
August Weather17°C (63°F)110 mm (4.3 inches)74%high
September Weather13°C (56°F)65 mm (2.6 inches)85%moderate
October Weather8°C (47°F)68 mm (2.7 inches)92%moderate
November Weather4°C (39°F)56 mm (2.2 inches)93%low
December Weather-1°C (31°F)59 mm (2.3 inches)94%low

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