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September Weather in Mosas, Sweden

Last updated: August 27, 2025

In September, the average temperature in Mosas, Sweden hovers around 12°C (54°F), with minimums dipping to -2°C (30°F) and maximums peaking at 23°C (73°F). Expect 71 mm (2.8 in) of precipitation spread over 12 days, contributing to an average humidity level of 83%. Stay prepared for varying weather conditions!

September Temperature in Mosas

In September in Mosas, the average temperature is 12°C (54°F). Maximums can reach 23°C (73°F), while minimums can drop as low as -2°C (30°F). It's advisable to pack layers to stay comfortable during your travels, as temperatures can vary significantly throughout the day.

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

The chart illustrates September temperature patterns in Mosas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mosas, September typically has an average temperature of 12°C (54°F), with highs reaching up to 23°C (73°F) and lows dropping to around -2°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec313035425262646154463832
Data source: Temperature data for Mosas 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 Mosas

In Mosas in September, the precipitation amount is 71 mm (2.8 in) during a total of 12 days.

September Precipitation Trends in Mosas

The chart displays monthly precipitation patterns in Mosas, 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 Mosas, September typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec413544306062697671765360
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mosas

In Mosas in September humidity is 83%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making outdoor exploration feel sticky and uncomfortable, which can dampen the excitement of traveling.

September Average Humidity in Mosas

This chart illustrates the average monthly humidity levels in Mosas, 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 Mosas is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%82%71%69%67%73%83%89%91%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mosas

In Mosas 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 Mosas for better planning.

Maximum UV Index Levels in Mosas for September

The chart shows the monthly maximum UV Index (UVI) for Mosas 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 Mosas typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Mosas 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 Mosas Compares to Other Months

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

This table compares monthly weather conditions in Mosas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)41 mm (1.6 inches)91%low
February Weather-1°C (30°F)35 mm (1.4 inches)89%low
March Weather1°C (35°F)44 mm (1.7 inches)88%moderate
April Weather5°C (42°F)30 mm (1.2 inches)82%moderate
May Weather11°C (52°F)60 mm (2.4 inches)71%moderate
June Weather17°C (62°F)62 mm (2.5 inches)69%high
July Weather18°C (64°F)69 mm (2.7 inches)67%high
August Weather16°C (62°F)76 mm (3.0 inches)72%moderate
September Weather12°C (54°F)71 mm (2.8 inches)83%moderate
October Weather8°C (46°F)76 mm (3.0 inches)89%low
November Weather3°C (38°F)53 mm (2.1 inches)91%low
December Weather0°C (33°F)60 mm (2.3 inches)90%low

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