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September Weather in Mersrags, Latvia

Last updated: August 23, 2025

In September, the average temperature in Mersrags, Latvia is a mild 14°C (57°F), with minimums dipping to 3°C (37°F) and highs reaching up to 26°C (79°F). Expect about 65 mm (2.6 in) of precipitation spread over 13 days, contributing to a notably high average humidity of 87%.

September Temperature in Mersrags

In September in Mersrags, the average temperature is 14°C (57°F). Maximum temperatures can reach 26°C (79°F), while minimums can dip to as low as 3°C (37°F). This makes Mersrags a pleasant destination for travelers seeking mild weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Mersrags, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mersrags, September typically has an average temperature of 14°C (57°F), with highs reaching up to 26°C (79°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec313035425162656457494133
Data source: Temperature data for Mersrags 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 Mersrags

In Mersrags in September, the precipitation amount is 65 mm (2.6 in) spread over a duration of 13 days.

September Precipitation Trends in Mersrags

The chart displays monthly precipitation patterns in Mersrags, 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 Mersrags, September typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec393745374654748965726046
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mersrags

In Mersrags 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 Mersrags

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

In Mersrags 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 Mersrags for better planning.

Maximum UV Index Levels in Mersrags for September

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

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

This table compares monthly weather conditions in Mersrags, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)39 mm (1.5 inches)93%low
February Weather-1°C (31°F)37 mm (1.4 inches)91%low
March Weather1°C (35°F)45 mm (1.8 inches)90%moderate
April Weather6°C (42°F)37 mm (1.4 inches)87%moderate
May Weather11°C (52°F)46 mm (1.8 inches)72%high
June Weather17°C (62°F)54 mm (2.1 inches)76%high
July Weather18°C (65°F)74 mm (2.9 inches)76%high
August Weather18°C (64°F)89 mm (3.5 inches)80%high
September Weather14°C (57°F)65 mm (2.6 inches)87%moderate
October Weather9°C (49°F)72 mm (2.8 inches)91%low
November Weather5°C (41°F)60 mm (2.4 inches)92%low
December Weather1°C (34°F)46 mm (1.8 inches)93%low

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