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September Weather in Talsi, Latvia

Last updated: August 23, 2025

In September, the average temperature in Talsi, Latvia hovers around 13°C (56°F), creating a mild climate. Expect minimum temperatures to dip to -1°C (30°F) and highs reaching up to 26°C (80°F). While you enjoy the conditions, prepare for 62 mm (2.5 in) of precipitation spread across about 13 days. Don't forget, the average humidity is a notable 85%, adding a touch of moisture to the air.

September Temperature in Talsi

In September in Talsi, the average temperature is 13°C (56°F). Maximum temperatures can reach 26°C (80°F), while minimums can drop as low as -1°C (30°F). This makes it a versatile destination for travelers, offering the opportunity to enjoy both mild and cooler weather.

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

The chart illustrates September temperature patterns in Talsi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Talsi, September typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (80°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec313034425262646356484032
Data source: Temperature data for Talsi 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 Talsi

In Talsi in September, the total precipitation amount is 62 mm (2.5 in) spread over the course of 13 days.

September Precipitation Trends in Talsi

The chart displays monthly precipitation patterns in Talsi, 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 Talsi, September typically receives around 62 mm (2.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec383849384655788962695444
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Talsi

In Talsi 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 Talsi

This chart illustrates the average monthly humidity levels in Talsi, 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 Talsi is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%89%87%77%79%79%81%85%89%90%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Talsi

In Talsi 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 Talsi for better planning.

Maximum UV Index Levels in Talsi for September

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

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

This table compares monthly weather conditions in Talsi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)38 mm (1.5 inches)90%low
February Weather-1°C (30°F)38 mm (1.5 inches)89%low
March Weather1°C (35°F)49 mm (1.9 inches)89%moderate
April Weather6°C (42°F)38 mm (1.5 inches)87%moderate
May Weather11°C (52°F)46 mm (1.8 inches)77%high
June Weather17°C (62°F)55 mm (2.1 inches)79%high
July Weather18°C (64°F)78 mm (3.1 inches)79%high
August Weather17°C (63°F)89 mm (3.5 inches)81%high
September Weather13°C (56°F)62 mm (2.5 inches)85%moderate
October Weather9°C (48°F)69 mm (2.7 inches)89%low
November Weather5°C (40°F)54 mm (2.1 inches)90%low
December Weather0°C (33°F)44 mm (1.7 inches)90%low

Compare Talsi's Climate with Cities Worldwide