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January Weather in Gjerstad, Norway

Last updated: August 27, 2025

In January, the average temperature in Gjerstad, Norway hovers around -1°C (31°F), with extremes ranging from a chilly -17°C (2°F) to a mild 10°C (50°F). Expect approximately 83 mm (3.3 in) of precipitation over about 10 days, contributing to an average humidity of a high 93%. Prepare for a season that's both cold and damp!

January Temperature in Gjerstad

In January in Gjerstad, the average temperature is -1°C (31°F). The maximum can reach 10°C (50°F), while the minimum can drop as low as -17°C (2°F). Travelers should be prepared for chilly weather and pack appropriately for both cold and mild conditions.

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

The chart illustrates January temperature patterns in Gjerstad, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gjerstad, January typically has an average temperature of -1°C (31°F), with highs reaching up to 10°C (50°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec303034415160636054463832
Data source: Temperature data for Gjerstad 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 Gjerstad

In Gjerstad in January, the total precipitation amount is 83 mm (3.3 in) over a span of 10 days.

January Precipitation Trends in Gjerstad

The chart displays monthly precipitation patterns in Gjerstad, 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 Gjerstad, January typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec8391914398108120103152162135169
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Gjerstad

In Gjerstad in January, humidity is 93%. With an average temperature of -1°C (31°F), this humidity feels like an icy blanket enveloping you, making travel uncomfortable as the cold air clings to your skin and dampens any warmth you might find.

January Average Humidity in Gjerstad

This chart illustrates the average monthly humidity levels in Gjerstad, 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 Gjerstad is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%88%83%75%74%74%78%86%92%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Gjerstad

In Gjerstad 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 Gjerstad.

Maximum UV Index Levels in Gjerstad for January

The chart shows the monthly maximum UV Index (UVI) for Gjerstad 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 Gjerstad typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123467754211
Data source: Gjerstad 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 Gjerstad Compares to Other Months

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

This table compares monthly weather conditions in Gjerstad, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)83 mm (3.3 inches)93%low
February Weather-1°C (30°F)91 mm (3.6 inches)91%low
March Weather1°C (34°F)91 mm (3.6 inches)88%moderate
April Weather5°C (42°F)43 mm (1.7 inches)83%moderate
May Weather11°C (51°F)98 mm (3.8 inches)75%high
June Weather16°C (61°F)108 mm (4.3 inches)74%high
July Weather17°C (63°F)120 mm (4.7 inches)74%high
August Weather16°C (60°F)103 mm (4.1 inches)78%moderate
September Weather12°C (54°F)152 mm (6.0 inches)86%moderate
October Weather8°C (46°F)162 mm (6.4 inches)92%low
November Weather3°C (38°F)135 mm (5.3 inches)92%low
December Weather0°C (32°F)169 mm (6.7 inches)92%low

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