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September Weather in Gaelloe, Sweden

Last updated: August 27, 2025

In September, the average temperature in Gaelloe, Sweden hovers around 9°C (49°F), with a range that can dip to a chilly 0°C (33°F) and occasionally peak at a pleasant 21°C (70°F). Expect about 80 mm (3.2 in) of precipitation over approximately 13 days, contributing to a high average humidity of 89%. Be prepared for a damp yet invigorating month!

September Temperature in Gaelloe

In September in Gaelloe, the average temperature is 9°C (49°F), with maximums reaching 21°C (70°F) and minimums dipping as low as 0°C (33°F). This mild climate makes Gaelloe an ideal destination for travelers looking to explore comfortably during this time of year.

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

The chart illustrates September temperature patterns in Gaelloe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gaelloe, September typically has an average temperature of 9°C (49°F), with highs reaching up to 21°C (70°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec222128354556595648393024
Data source: Temperature data for Gaelloe 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 Gaelloe

In Gaelloe in September, the precipitation amount is 80 mm (3.2 in) spread over 13 days.

September Precipitation Trends in Gaelloe

The chart displays monthly precipitation patterns in Gaelloe, 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 Gaelloe, September typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec463241335273847080744662
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Gaelloe

In Gaelloe in September, humidity is 89%. With an average temperature of 9°C (49°F), this humidity feels like a persistent dampness that clings to your clothes and skin, making it challenging to stay comfortable while traveling.

September Average Humidity in Gaelloe

This chart illustrates the average monthly humidity levels in Gaelloe, 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 Gaelloe is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%92%87%80%76%80%86%89%93%94%96%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Gaelloe

In Gaelloe in September, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Gaelloe, you can check the information here.

Maximum UV Index Levels in Gaelloe for September

The chart shows the monthly maximum UV Index (UVI) for Gaelloe 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 Gaelloe typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113456653211
Data source: Gaelloe 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 Gaelloe Compares to Other Months

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

This table compares monthly weather conditions in Gaelloe, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)46 mm (1.8 inches)97%low
February Weather-6°C (22°F)32 mm (1.3 inches)95%low
March Weather-2°C (28°F)41 mm (1.6 inches)92%moderate
April Weather2°C (35°F)33 mm (1.3 inches)86%moderate
May Weather7°C (45°F)52 mm (2.1 inches)80%moderate
June Weather13°C (56°F)73 mm (2.9 inches)76%high
July Weather15°C (59°F)84 mm (3.3 inches)80%high
August Weather14°C (57°F)70 mm (2.8 inches)86%moderate
September Weather9°C (49°F)80 mm (3.2 inches)89%moderate
October Weather4°C (40°F)74 mm (2.9 inches)93%low
November Weather-1°C (31°F)46 mm (1.8 inches)94%low
December Weather-4°C (25°F)62 mm (2.4 inches)96%low

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