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January Weather in Erhet, Mongolia

Last updated: August 28, 2025

In January, the average temperature in Erhet, Mongolia hovers around -18°C (0°F). Expect frigid conditions with a minimum temperature dipping to -38°C (-37°F) and a maximum reaching -2°C (29°F). Precipitation is minimal, with only 2 mm (0.1 in) over the course of 0 days, while the air remains notably damp with an average humidity of 90%.

January Temperature in Erhet

In January in Erhet, the average temperature is -18°C (0°F), with maximums reaching -2°C (29°F) and minimums plummeting to -38°C (-37°F). Travelers should be well-prepared for extreme cold conditions if planning a trip during this time.

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

The chart illustrates January temperature patterns in Erhet, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Erhet, January typically has an average temperature of -18°C (0°F), with highs reaching up to -2°C (29°F) and lows dropping to around -38°C (-37°F).
JanFebMarAprMayJunJulAugSepOctNovDec062439516264605133184
Data source: Temperature data for Erhet 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 Erhet

In Erhet in January, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

January Precipitation Trends in Erhet

The chart displays monthly precipitation patterns in Erhet, 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 Erhet, January typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec27920297092103451994
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Erhet

In Erhet in January, humidity is 90%. With an average temperature of -18°C (0°F), this humidity feels like a biting chill that seeps through layers of clothing, making travel uncomfortable and requiring extra preparation to handle the oppressive cold.

January Average Humidity in Erhet

This chart illustrates the average monthly humidity levels in Erhet, 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 Erhet is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%78%66%70%65%73%78%79%80%78%78%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Erhet

In Erhet in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Erhet, you can visit Hourly UV Index in Erhet.

Maximum UV Index Levels in Erhet for January

The chart shows the monthly maximum UV Index (UVI) for Erhet 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 Erhet typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235899996421
Data source: Erhet 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 Erhet Compares to Other Months

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

This table compares monthly weather conditions in Erhet, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-18°C (0°F)2 mm (0.1 inches)90%low
February Weather-14°C (6°F)7 mm (0.3 inches)77%moderate
March Weather-4°C (24°F)9 mm (0.3 inches)66%moderate
April Weather4°C (39°F)20 mm (0.8 inches)70%very high
May Weather11°C (52°F)29 mm (1.1 inches)65%very high
June Weather16°C (62°F)70 mm (2.8 inches)73%very high
July Weather18°C (65°F)92 mm (3.6 inches)78%very high
August Weather15°C (60°F)103 mm (4.0 inches)79%very high
September Weather10°C (51°F)45 mm (1.8 inches)79%high
October Weather1°C (34°F)19 mm (0.8 inches)78%moderate
November Weather-8°C (18°F)9 mm (0.3 inches)78%low
December Weather-16°C (4°F)4 mm (0.1 inches)89%low

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