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January Weather in Jaerlasa, Sweden

Last updated: August 27, 2025

In January, the average temperature in Jaerlasa, Sweden hovers around -1°C (30°F). Expect chilling lows of -23°C (-9°F) and occasional highs reaching up to 10°C (50°F). This month also brings about 35 mm (1.4 in) of precipitation spread over 8 days, with an impressive average humidity of 91%. Bundle up and prepare for a damp, cold season!

January Temperature in Jaerlasa

In January in Jaerlasa, the average temperature is -1°C (30°F), with maximums reaching 10°C (50°F) and minimums dropping as low as -23°C (-9°F). It's advisable for travelers to prepare for cold conditions and pack warm clothing during this time.

January Weather in Jaerlasa: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Jaerlasa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jaerlasa, January typically has an average temperature of -1°C (30°F), with highs reaching up to 10°C (50°F) and lows dropping to around -23°C (-9°F).
JanFebMarAprMayJunJulAugSepOctNovDec292934415162646154453731
Data source: Temperature data for Jaerlasa 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.

January Precipitation in Jaerlasa

In Jaerlasa in January, the precipitation amount is 35 mm (1.4 in) over the course of 8 days.

January Precipitation Trends in Jaerlasa

The chart displays monthly precipitation patterns in Jaerlasa, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Jaerlasa, January typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec353138315964667355754454
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Jaerlasa

In Jaerlasa in January, humidity is 91%. With an average temperature of -1°C (30°F), this humidity feels like stepping into a damp, chilly fog that clings to your skin, making every breath a reminder of the cold, and every step outdoors an adventure in resilience against the elements.

January Average Humidity in Jaerlasa

This chart illustrates the average monthly humidity levels in Jaerlasa, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Jaerlasa is approximately 91%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Jaerlasa

In Jaerlasa in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Jaerlasa.

Maximum UV Index Levels in Jaerlasa for January

The chart shows the monthly maximum UV Index (UVI) for Jaerlasa in January, 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 January, the maximum UV index in Jaerlasa typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Jaerlasa January 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 January Weather in Jaerlasa Compares to Other Months

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

This table compares monthly weather conditions in Jaerlasa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)35 mm (1.4 inches)91%low
February Weather-2°C (29°F)31 mm (1.2 inches)89%low
March Weather1°C (34°F)38 mm (1.5 inches)88%moderate
April Weather5°C (41°F)31 mm (1.2 inches)82%moderate
May Weather10°C (51°F)59 mm (2.3 inches)71%moderate
June Weather16°C (62°F)64 mm (2.5 inches)69%high
July Weather18°C (64°F)66 mm (2.6 inches)67%high
August Weather16°C (62°F)73 mm (2.9 inches)72%moderate
September Weather12°C (54°F)55 mm (2.2 inches)83%moderate
October Weather7°C (45°F)75 mm (3.0 inches)89%low
November Weather3°C (38°F)44 mm (1.7 inches)91%low
December Weather0°C (32°F)54 mm (2.1 inches)90%low

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