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September Weather in Krylbo, Sweden

Last updated: August 27, 2025

In Krylbo, Sweden, the average temperature in September hovers around 11°C (53°F). Expect a range from a chilly -1°C (30°F) to a pleasant 24°C (75°F). Rainfall is moderate, with an average precipitation of 56 mm (2.2 in) spread over 9 days. Additionally, you'll find the atmosphere quite humid, with average humidity levels reaching 87%.

September Temperature in Krylbo

In September, in Krylbo, the average temperature is 11°C (53°F). The maximum can reach 24°C (75°F), and the minimum can be as low as -1°C (30°F). This makes Krylbo a versatile destination for travelers looking for a mix of mild days and the chance to experience cooler weather.

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

The chart illustrates September temperature patterns in Krylbo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Krylbo, September typically has an average temperature of 11°C (53°F), with highs reaching up to 24°C (75°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec282833405161636053443630
Data source: Temperature data for Krylbo 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 Krylbo

In Krylbo in September, the precipitation amount is 56 mm (2.2 in) over a period of 9 days.

September Precipitation Trends in Krylbo

The chart displays monthly precipitation patterns in Krylbo, 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 Krylbo, September typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec363339305973688756825056
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Krylbo

In Krylbo in September, humidity is 87%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that clings to your skin, making it uncomfortable for traveling as it combines the cool air with a sense of heaviness, leaving you yearning for warmth and dryness.

September Average Humidity in Krylbo

This chart illustrates the average monthly humidity levels in Krylbo, 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 Krylbo is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%93%91%84%74%73%73%78%87%92%94%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Krylbo

In Krylbo 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 Krylbo for better planning.

Maximum UV Index Levels in Krylbo for September

The chart shows the monthly maximum UV Index (UVI) for Krylbo 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 Krylbo typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Krylbo 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 Krylbo Compares to Other Months

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

This table compares monthly weather conditions in Krylbo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)36 mm (1.4 inches)96%low
February Weather-2°C (28°F)33 mm (1.3 inches)93%low
March Weather1°C (34°F)39 mm (1.5 inches)91%moderate
April Weather5°C (41°F)29 mm (1.2 inches)84%moderate
May Weather10°C (51°F)59 mm (2.3 inches)74%moderate
June Weather16°C (62°F)73 mm (2.9 inches)73%high
July Weather17°C (64°F)68 mm (2.7 inches)73%high
August Weather16°C (61°F)87 mm (3.4 inches)78%moderate
September Weather11°C (53°F)56 mm (2.2 inches)87%moderate
October Weather7°C (44°F)82 mm (3.2 inches)92%low
November Weather2°C (37°F)50 mm (2.0 inches)94%low
December Weather-1°C (30°F)56 mm (2.2 inches)94%low

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