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January Weather in Heby, Sweden

Last updated: August 27, 2025

In January, the average temperature in Heby, Sweden hovers around -2°C (29°F). Temperatures can fluctuate significantly, with minimums plummeting to -23°C (-10°F) and soaring to a maximum of 10°C (50°F). Expect about 35 mm (1.4 in) of precipitation over 8 days, and prepare for high moisture levels, with average humidity at a striking 91%.

January Temperature in Heby

In January in Heby, the average temperature is -2°C (29°F). The maximum can reach 10°C (50°F) and the minimum can be as low as -23°C (-10°F). Travelers should be prepared for a wide temperature range, ensuring they pack appropriately for both chilly days and milder conditions.

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

The chart illustrates January temperature patterns in Heby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heby, January typically has an average temperature of -2°C (29°F), with highs reaching up to 10°C (50°F) and lows dropping to around -23°C (-10°F).
JanFebMarAprMayJunJulAugSepOctNovDec292934415162646153453731
Data source: Temperature data for Heby 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 Heby

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

January Precipitation Trends in Heby

The chart displays monthly precipitation patterns in Heby, 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 Heby, January typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec353138315767677756774754
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Heby

In Heby in January, humidity is 91%. With an average temperature of -2°C (29°F), this humidity feels like a chilling embrace that can quickly sap your energy, making outdoor adventures uncomfortable and dampening the joy of exploration.

January Average Humidity in Heby

This chart illustrates the average monthly humidity levels in Heby, 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 Heby 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 Heby

In Heby 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 Heby.

Maximum UV Index Levels in Heby for January

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

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

This table compares monthly weather conditions in Heby, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°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 Weather11°C (51°F)57 mm (2.3 inches)71%moderate
June Weather17°C (62°F)67 mm (2.6 inches)69%high
July Weather18°C (64°F)67 mm (2.6 inches)67%high
August Weather16°C (61°F)77 mm (3.0 inches)72%moderate
September Weather12°C (54°F)56 mm (2.2 inches)83%moderate
October Weather7°C (45°F)77 mm (3.0 inches)89%low
November Weather3°C (37°F)47 mm (1.9 inches)91%low
December Weather-1°C (31°F)54 mm (2.1 inches)90%low

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