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September Weather in Osupe, Latvia

Last updated: August 23, 2025

In September, the average temperature in Osupe, Latvia hovers around 13°C (55°F), with minimums dipping to -2°C (29°F) and maximums reaching up to 27°C (80°F). Expect 62 mm (2.5 in) of precipitation over 10 days, contributing to an average humidity level of a cozy 88%.

September Temperature in Osupe

In September in Osupe, the average temperature is 13°C (55°F). Maximum temperatures can reach 27°C (80°F), while minimum temperatures can drop to as low as -2°C (29°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates September temperature patterns in Osupe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osupe, September typically has an average temperature of 13°C (55°F), with highs reaching up to 27°C (80°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec272734435363646255463830
Data source: Temperature data for Osupe 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 Osupe

In Osupe in September, the total precipitation amount is 62 mm (2.5 in) over the course of 10 days.

September Precipitation Trends in Osupe

The chart displays monthly precipitation patterns in Osupe, 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 Osupe, September typically receives around 62 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec4037494166687010562655556
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Osupe

In Osupe in September humidity is 88%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while exploring, as the moisture in the air can lead to a rather uncomfortable experience for traveling.

September Average Humidity in Osupe

This chart illustrates the average monthly humidity levels in Osupe, 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 Osupe is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%89%87%70%77%78%81%88%92%93%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Osupe

In Osupe 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 Osupe for better planning.

Maximum UV Index Levels in Osupe for September

The chart shows the monthly maximum UV Index (UVI) for Osupe 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 Osupe typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764311
Data source: Osupe 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 Osupe Compares to Other Months

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

This table compares monthly weather conditions in Osupe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (28°F)40 mm (1.6 inches)94%low
February Weather-3°C (27°F)37 mm (1.5 inches)92%low
March Weather1°C (34°F)49 mm (1.9 inches)89%moderate
April Weather6°C (43°F)41 mm (1.6 inches)87%moderate
May Weather11°C (53°F)66 mm (2.6 inches)70%high
June Weather17°C (63°F)68 mm (2.7 inches)77%high
July Weather18°C (65°F)70 mm (2.7 inches)78%high
August Weather17°C (63°F)105 mm (4.1 inches)81%high
September Weather13°C (55°F)62 mm (2.5 inches)88%moderate
October Weather8°C (46°F)65 mm (2.6 inches)92%moderate
November Weather3°C (38°F)55 mm (2.2 inches)93%low
December Weather-1°C (30°F)56 mm (2.2 inches)93%low

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