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January Weather in Jelgava, Latvia

Last updated: August 23, 2025

In January, the average temperature in Jelgava, Latvia hovers around -1°C (30°F). However, it can drop as low as -23°C (-8°F) or rise up to 8°C (47°F). Expect about 41 mm (1.6 in) of precipitation spread across 10 days, and a high average humidity of 93%.

January Temperature in Jelgava

In January in Jelgava, the average temperature is -1°C (30°F), with maximums reaching 8°C (47°F) and minimums dropping as low as -23°C (-8°F). Travelers should be prepared for chilly conditions and pack accordingly to ensure comfort during their visit.

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

The chart illustrates January temperature patterns in Jelgava, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jelgava, January typically has an average temperature of -1°C (30°F), with highs reaching up to 8°C (47°F) and lows dropping to around -23°C (-8°F).
JanFebMarAprMayJunJulAugSepOctNovDec303035445364666457484032
Data source: Temperature data for Jelgava 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 Jelgava

In Jelgava in January, the precipitation amount is 41 mm (1.6 in) spread over 10 days.

January Precipitation Trends in Jelgava

The chart displays monthly precipitation patterns in Jelgava, 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 Jelgava, January typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec413546375957847967655247
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Jelgava

In Jelgava in January humidity is 93%. With average temperature -1°C (30°F), this humidity feels like an icy blanket wrapping around you, making every step outside a challenge for travelers. The damp chill seeps into your bones, and even a short stroll can feel exhausting when the air clings closely, creating an almost surreal experience that dampens spirits and slows down every adventure.

January Average Humidity in Jelgava

This chart illustrates the average monthly humidity levels in Jelgava, 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 Jelgava is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%90%87%72%76%76%80%87%91%92%93%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Jelgava

In Jelgava 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 Jelgava.

Maximum UV Index Levels in Jelgava for January

The chart shows the monthly maximum UV Index (UVI) for Jelgava 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 Jelgava typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Jelgava 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 Jelgava Compares to Other Months

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

This table compares monthly weather conditions in Jelgava, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)41 mm (1.6 inches)93%low
February Weather-1°C (30°F)35 mm (1.4 inches)91%low
March Weather2°C (35°F)46 mm (1.8 inches)90%moderate
April Weather7°C (44°F)37 mm (1.5 inches)87%moderate
May Weather12°C (54°F)59 mm (2.3 inches)72%high
June Weather18°C (64°F)57 mm (2.2 inches)76%high
July Weather19°C (66°F)84 mm (3.3 inches)76%high
August Weather18°C (64°F)79 mm (3.1 inches)80%high
September Weather14°C (57°F)67 mm (2.6 inches)87%moderate
October Weather9°C (48°F)65 mm (2.6 inches)91%low
November Weather5°C (41°F)51 mm (2.0 inches)92%low
December Weather0°C (33°F)47 mm (1.8 inches)93%low

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