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September Weather in Piltene, Latvia

Last updated: August 23, 2025

In September, the average temperature in Piltene, Latvia hovers around 14°C (57°F). Expect a chilly minimum of 0°C (33°F) and a warm maximum of 27°C (81°F). This month sees about 77 mm (3.0 in) of precipitation spread over 13 days, resulted in an average humidity of 85%. Prepare for a month that balances refreshing coolness with bursts of warmth!

September Temperature in Piltene

In September in Piltene, the average temperature is 14°C (57°F). Maximums can reach 27°C (81°F), while minimums can drop as low as 0°C (33°F). This mix of mild and cool temperatures makes it an ideal time for outdoor activities and sightseeing.

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

The chart illustrates September temperature patterns in Piltene, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piltene, September typically has an average temperature of 14°C (57°F), with highs reaching up to 27°C (81°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec323135425262646357494134
Data source: Temperature data for Piltene 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 Piltene

In Piltene in September, the precipitation amount is 77 mm (3.0 in) spread over a total of 13 days.

September Precipitation Trends in Piltene

The chart displays monthly precipitation patterns in Piltene, 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 Piltene, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec404249373754818678826351
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Piltene

In Piltene in September, humidity is 85%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making travel feel heavy and sluggish.

September Average Humidity in Piltene

This chart illustrates the average monthly humidity levels in Piltene, 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 Piltene 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 Piltene

In Piltene 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 Piltene for better planning.

Maximum UV Index Levels in Piltene for September

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

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

This table compares monthly weather conditions in Piltene, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)40 mm (1.6 inches)90%low
February Weather-1°C (31°F)42 mm (1.7 inches)89%low
March Weather2°C (35°F)49 mm (1.9 inches)89%moderate
April Weather6°C (43°F)36 mm (1.4 inches)87%moderate
May Weather11°C (52°F)37 mm (1.5 inches)77%high
June Weather17°C (62°F)54 mm (2.1 inches)79%high
July Weather18°C (65°F)81 mm (3.2 inches)79%high
August Weather17°C (64°F)85 mm (3.4 inches)81%high
September Weather14°C (57°F)77 mm (3.0 inches)85%moderate
October Weather9°C (49°F)82 mm (3.2 inches)89%low
November Weather5°C (42°F)63 mm (2.5 inches)90%low
December Weather1°C (34°F)51 mm (2.0 inches)90%low

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