nomadseason

September Weather in Arjeplog, Sweden

Last updated: August 27, 2025

In September, the average temperature in Arjeplog, Sweden hovers around 8°C (46°F). Expect a chilly minimum of -1°C (31°F) and a pleasant maximum of 20°C (67°F). With 73 mm (2.9 in) of precipitation spread over 12 days, be prepared for some wet weather. Additionally, the average humidity remains high at 90%, adding a touch of dampness to the air.

September Temperature in Arjeplog

In September in Arjeplog, the average temperature is 8°C (46°F), with maximums reaching up to 20°C (67°F) and minimums dropping as low as -1°C (31°F). Visitors should be prepared for a mix of mild and chilly weather, making layering essential for a comfortable trip.

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

The chart illustrates September temperature patterns in Arjeplog, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arjeplog, September typically has an average temperature of 8°C (46°F), with highs reaching up to 20°C (67°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec151523314052585446362620
Data source: Temperature data for Arjeplog generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Arjeplog

In Arjeplog in September, the precipitation amount is 73 mm (2.9 in) occurring over a span of 12 days.

September Precipitation Trends in Arjeplog

The chart displays monthly precipitation patterns in Arjeplog, 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 Arjeplog, September typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec4838413052588411073866165
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Arjeplog

In Arjeplog in September, humidity is 90%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers and stay dry while exploring the sights.

September Average Humidity in Arjeplog

This chart illustrates the average monthly humidity levels in Arjeplog, 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 Arjeplog is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%96%92%87%83%77%83%87%90%93%94%97%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Arjeplog

In Arjeplog 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 Arjeplog, you can check the information here.

Maximum UV Index Levels in Arjeplog for September

The chart shows the monthly maximum UV Index (UVI) for Arjeplog 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 Arjeplog typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456643211
Data source: Arjeplog 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 Arjeplog Compares to Other Months

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

This table compares monthly weather conditions in Arjeplog, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)48 mm (1.9 inches)98%low
February Weather-9°C (16°F)37 mm (1.5 inches)96%low
March Weather-5°C (23°F)41 mm (1.6 inches)92%low
April Weather0°C (32°F)30 mm (1.2 inches)87%moderate
May Weather4°C (40°F)52 mm (2.1 inches)83%moderate
June Weather11°C (52°F)58 mm (2.3 inches)77%high
July Weather14°C (58°F)84 mm (3.3 inches)83%high
August Weather12°C (54°F)110 mm (4.3 inches)87%moderate
September Weather8°C (46°F)73 mm (2.9 inches)90%moderate
October Weather2°C (36°F)86 mm (3.4 inches)93%low
November Weather-4°C (26°F)61 mm (2.4 inches)94%low
December Weather-7°C (20°F)65 mm (2.6 inches)97%low

Compare Arjeplog's Climate with Cities Worldwide