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September Weather in Tireli, Latvia

Last updated: August 23, 2025

In September, the average temperature in Tireli, Latvia is a comfortable 14°C (57°F). However, you might experience a range from a chilly 1°C (35°F) to a warm 27°C (82°F). Be prepared for about 63 mm (2.5 in) of precipitation over 12 days, and note that the average humidity will be quite high at 87%.

September Temperature in Tireli

In September in Tireli, the average temperature is 14°C (57°F). Maximum temperatures can reach 27°C (82°F), while minimums can drop to as low as 1°C (35°F). This variety in temperature makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates September temperature patterns in Tireli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tireli, September typically has an average temperature of 14°C (57°F), with highs reaching up to 27°C (82°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec303035435363656457484032
Data source: Temperature data for Tireli 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 Tireli

In Tireli in September, the total precipitation amount reaches 63 mm (2.5 in) over the course of 12 days.

September Precipitation Trends in Tireli

The chart displays monthly precipitation patterns in Tireli, 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 Tireli, September typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec403545365654807963635145
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tireli

In Tireli in September humidity is 87%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making every breath feel heavy and sticky, which can be quite challenging for travelers exploring the city.

September Average Humidity in Tireli

This chart illustrates the average monthly humidity levels in Tireli, 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 Tireli is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%90%87%72%76%76%80%87%91%92%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tireli

In Tireli 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 Tireli for better planning.

Maximum UV Index Levels in Tireli for September

The chart shows the monthly maximum UV Index (UVI) for Tireli 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 Tireli typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Tireli 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 Tireli Compares to Other Months

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

This table compares monthly weather conditions in Tireli, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)39 mm (1.6 inches)93%low
February Weather-1°C (30°F)35 mm (1.4 inches)91%low
March Weather2°C (35°F)45 mm (1.8 inches)90%moderate
April Weather6°C (44°F)36 mm (1.4 inches)87%moderate
May Weather12°C (53°F)56 mm (2.2 inches)72%high
June Weather17°C (64°F)53 mm (2.1 inches)76%high
July Weather19°C (66°F)79 mm (3.1 inches)76%high
August Weather18°C (64°F)79 mm (3.1 inches)80%high
September Weather14°C (57°F)63 mm (2.5 inches)87%moderate
October Weather9°C (48°F)63 mm (2.5 inches)91%low
November Weather5°C (41°F)51 mm (2.0 inches)92%low
December Weather0°C (33°F)45 mm (1.8 inches)93%low

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