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September Weather in Grevie, Sweden

Last updated: August 27, 2025

In September, the average temperature in Grevie, Sweden is a mild 14°C (58°F). During this time, temperatures can dip to a minimum of 5°C (41°F) and peak at a comfortable 25°C (78°F). Expect 97 mm (3.8 in) of precipitation spread over 16 days, with an average humidity of 82% adding to the atmosphere.

September Temperature in Grevie

In September in Grevie, the average temperature is 14°C (58°F). Maximums can reach 25°C (78°F) and minimums can be as low as 5°C (41°F). This mild weather makes Grevie an ideal destination for travelers seeking comfortable conditions for exploration and outdoor activities.

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

The chart illustrates September temperature patterns in Grevie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grevie, September typically has an average temperature of 14°C (58°F), with highs reaching up to 25°C (78°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec363538445362646357504438
Data source: Temperature data for Grevie 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 Grevie

In Grevie in September, the total precipitation amount is 97 mm (3.8 in) over the course of 16 days.

September Precipitation Trends in Grevie

The chart displays monthly precipitation patterns in Grevie, 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 Grevie, September typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec60656839695497119971137082
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Grevie

In Grevie in September, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

September Average Humidity in Grevie

This chart illustrates the average monthly humidity levels in Grevie, 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 Grevie is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%82%70%65%65%71%82%90%92%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Grevie

In Grevie in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Grevie.

Maximum UV Index Levels in Grevie for September

The chart shows the monthly maximum UV Index (UVI) for Grevie 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 Grevie typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Grevie 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 Grevie Compares to Other Months

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

This table compares monthly weather conditions in Grevie, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)60 mm (2.4 inches)92%low
February Weather2°C (35°F)65 mm (2.6 inches)91%low
March Weather3°C (38°F)68 mm (2.7 inches)89%moderate
April Weather7°C (45°F)39 mm (1.5 inches)82%moderate
May Weather12°C (53°F)69 mm (2.7 inches)70%high
June Weather17°C (63°F)54 mm (2.1 inches)65%high
July Weather18°C (64°F)97 mm (3.8 inches)65%high
August Weather17°C (63°F)119 mm (4.7 inches)71%high
September Weather14°C (58°F)97 mm (3.8 inches)82%moderate
October Weather10°C (51°F)113 mm (4.4 inches)90%moderate
November Weather6°C (44°F)70 mm (2.7 inches)92%low
December Weather3°C (38°F)82 mm (3.2 inches)91%low

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