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December Weather in Ashtian, Iran

Last updated: August 23, 2025

In December, the average temperature in Ashtian, Iran hovers around 3°C (38°F). Expect temperatures to vary, with a minimum of -9°C (16°F) and a maximum of 18°C (64°F). During this month, precipitation amounts to 33 mm (1.3 in) over approximately 6 days, and the average humidity remains relatively high at 75%.

December Temperature in Ashtian

In December in Ashtian, the average temperature is 3°C (38°F). Maximum temperatures can reach 18°C (64°F), while minimums can drop to as low as -9°C (16°F). It's advisable to pack layers and prepare for a mix of chilly and mild weather during your travels.

December Weather in Ashtian: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ashtian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ashtian, December typically has an average temperature of 3°C (38°F), with highs reaching up to 18°C (64°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec343746556577817872584438
Data source: Temperature data for Ashtian 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.

December Precipitation in Ashtian

In Ashtian, in December, the precipitation amount is 33 mm (1.3 in) over the course of 6 days.

December Precipitation Trends in Ashtian

The chart displays monthly precipitation patterns in Ashtian, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Ashtian, December typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec31445562425101184233
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ashtian

In Ashtian in December humidity is 75%. With an average temperature of 3°C (38°F), this humidity feels like a chill that clings to your skin, making outdoor exploration uncomfortable and urging you to seek warmth indoors.

December Average Humidity in Ashtian

This chart illustrates the average monthly humidity levels in Ashtian, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Ashtian is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%72%73%66%62%54%46%36%40%59%70%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ashtian

In Ashtian in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Ashtian for better planning.

Maximum UV Index Levels in Ashtian for December

The chart shows the monthly maximum UV Index (UVI) for Ashtian in December, 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 December, the maximum UV index in Ashtian typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479101313121110854
Data source: Ashtian December 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 December Weather in Ashtian Compares to Other Months

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

This table compares monthly weather conditions in Ashtian, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)31 mm (1.2 inches)76%moderate
February Weather3°C (37°F)44 mm (1.7 inches)72%high
March Weather8°C (46°F)55 mm (2.2 inches)73%very high
April Weather13°C (55°F)62 mm (2.4 inches)66%very high
May Weather18°C (65°F)42 mm (1.7 inches)62%extreme
June Weather25°C (77°F)5 mm (0.2 inches)54%extreme
July Weather27°C (82°F)1 mm (0.0 inches)46%extreme
August Weather26°C (79°F)0 mm (0.0 inches)36%extreme
September Weather22°C (72°F)1 mm (0.0 inches)40%very high
October Weather15°C (58°F)18 mm (0.7 inches)59%very high
November Weather7°C (44°F)42 mm (1.7 inches)70%moderate
December Weather3°C (38°F)33 mm (1.3 inches)75%moderate

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