December Weather in Damavand, Iran

Last updated: August 21, 2025

December in Damavand, Iran brings a captivating winter chill, with maximum temperatures peaking at 9°C (49°F) and dipping to a brisk average of -1°C (30°F). The month experiences a stark minimum of -14°C (7°F), inviting snow enthusiasts to revel in its frosty allure. With 29 mm (1.2 in) of precipitation spread over 6 days, the landscape transforms into a shimmering winter wonderland. Accompanied by a comfortable humidity level of 70%, the atmosphere adds a magical touch to Damavand's serene beauty, making it a mesmerizing destination for those who embrace the colder months.

December Temperature in Damavand

In December, Damavand, Iran experiences a noticeable drop in temperatures, marking the onset of winter with minimums around -14°C (7°F) and an average temperature of -1°C (30°F). This chill contrasts sharply with the preceding months, showcasing a significant shift as the average temperature dips into negative territory. While maximum temperatures can reach up to 9°C (49°F), the region prepares for the frosty days ahead. December sets the stage for the coldest months of the year, reflecting a progressive cooling trend that begins in November. As the landscape transforms under the influence of winter, the enduring beauty of Damavand becomes a captivating scene, drawing visitors to witness its majestic, snow-capped peaks.

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

The chart illustrates December temperature patterns in Damavand, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Damavand, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec242736465769747165513730
Data source: Temperature data for Damavand 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 Damavand

In Damavand, Iran, December brings a moderate precipitation total of 29 mm (1.2 in) over the course of 6 rainy days. This marks a slight decline from the wetter months of October and November, which typically see greater rainfall as the region transitions deeper into winter. The precipitation pattern reveals a gradual decrease in rainfall as the year progresses into the colder months, with December being one of the drier periods compared to the spring and early winter months. Despite the reduction, December's precipitation still plays a crucial role in replenishing the local ecosystem, ensuring a balance as the landscape prepares for the harsher winter conditions ahead.

December Precipitation Trends in Damavand

The chart displays monthly precipitation patterns in Damavand, 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 Damavand, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec36615872448947394529
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Damavand

In Damavand, Iran, the humidity levels display an intriguing trend throughout the year, culminating in December, where the humidity reaches 70%. This slight increase mirrors the notable rise in November at 72%, suggesting a seasonal shift towards a more humid winter. Earlier months, such as July and August, show significantly lower humidity, dipping to 52% and 40% respectively, indicating a dry summer. As the year progresses, humidity tends to recover in the fall, reflecting the transition to cooler temperatures and increased moisture in the atmosphere. Overall, December maintains a higher humidity level in line with the year's end, providing a stark contrast to the dry months of mid-summer, reinforcing Damavand's unique climatic characteristics.

December Average Humidity in Damavand

This chart illustrates the average monthly humidity levels in Damavand, 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 Damavand is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%66%68%62%64%62%52%40%45%61%72%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Damavand

In December, Damavand, Iran, experiences a UV Index of 4, categorizing the sun's intensity as moderate. This indicates that while sunscreen and protective clothing are advisable to prevent skin damage, the risk of harm is lower compared to the peak summer months. Notably, the UV Index peaks in the spring and summer, reaching an extreme high of 13 during May and June, where the recommended burn time drops to just 10 minutes. As the year transitions towards winter in December, the burn time increases back to 30 minutes, reflecting a more gradual decline in UV exposure. This seasonal pattern highlights the essential nature of sun safety, particularly as one can expect much harsher UV levels during the warmer months. For more details on UV levels throughout the year, check out the Damavand UV Index.

Maximum UV Index Levels in Damavand for December

The chart shows the monthly maximum UV Index (UVI) for Damavand 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 Damavand typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101313121110754
Data source: Damavand 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.

December Sunshine in Damavand

In Damavand, Iran, December wraps up the year with a generous 269 hours of sunshine, signaling a lingering warmth before winter fully settles in. As the year progresses, sunshine hours steadily increase from a humble 225 in January to a peak of 395 in both June and July, showcasing a vibrant summer. The light gracefully diminishes in autumn, with November dipping to 256 hours, but December still holds a respectable amount, ensuring that holiday festivities shine with plenty of daylight. This trend highlights the region's unique climate, where, even as the temperatures drop, the sun continues to cast a bright glow, inviting both locals and visitors to enjoy the enchanting winter vistas of Damavand.

Monthly Sunshine Duration in Damavand: December Highlighted

The December sunshine duration represents the total number of hours Damavand experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec225h270h319h337h382h395h395h378h342h313h256h269h
Data source: Damavand December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Damavand During December

In December, Damavand, Iran, enjoys a moderate 70% chance of sunny weather, which is notably higher than the preceding month of November, which has only a 55% likelihood. This month stands out as part of a seasonal trend that sees a decrease in sunshine from the peak of September's 98%, stabilizing in the winter months. While December's sunshine probability may be less than the summer highs of June and July, it still offers a generous chance for clear skies, making it a pleasant time to visit. As the year draws to a close, those in Damavand can expect to embrace the sun’s rays amidst the crisp winter air.

Percentage of Sunny Days in December in Damavand

The chart illustrates the percentage of sunny days in Damavand throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Damavand experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec81%68%60%56%59%92%82%82%98%82%55%70%
Data source: Damavand December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Damavand in December

As the year transitions into December in Damavand, Iran, daylight begins to wane, with the duration dipping to just 9 hours, the shortest of the year. This pattern reflects a gradual decrease that started in November and continued from the peak of 14 hours experienced during the summer months of June through August. Remarkably, daylight duration steadily increases from the 10-hour mark in January and February, gradually peaking in late spring with 14 hours in May. As autumn arrives, the daylight diminishes, signaling the approach of winter and creating an enchanting cycle that beautifully showcases the changing seasons in this picturesque region.

Average Daylight Hours in Damavand for December

The chart illustrates the variation in daylight duration in Damavand throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 1m10h 52m11h 58m13h 6m14h 3m14h 31m14h 16m13h 26m12h 22m11h 14m10h 16m9h 46m
Data source: Damavand daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Damavand

As December settles over Damavand, Iran, the wind whispers a familiar tune, with an average wind speed of 1.4 m/s (3 mph), mirroring the gentle breezes of earlier winter months. This subtle movement in the air reflects a general trend throughout the year, where wind speeds peak mildly in the spring and fall, reaching a modest height of 1.8 m/s (4 mph) during April, June, July, and September. While December's winds might seem subdued, they remain part of a consistent pattern—fluctuating subtly, yet steadily around the 1.4 m/s mark for much of the winter. This respite from stronger gusts creates a serene backdrop for the stunning landscapes of Damavand, inviting contemplation and tranquility amidst nature's embrace.

Average December Wind Speed in Damavand

The chart displays monthly wind speed patterns in Damavand, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.41.61.81.71.81.81.51.81.51.31.4 m/s
Data source: Damavand December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Damavand Compares to Other Months

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

In December, the weather is typically milder with average temperatures around -1°C (30°F), dipping down to a minimum of -14°C (7°F) and peaking at a maximum of 9°C (49°F). The month experiences around 29 mm (1.2 in) of precipitation spread over six days, while humidity remains steady at 70%. In contrast, January brings slightly colder conditions, with an average temperature of -4°C (24°F) and minimum lows of -18°C (0°F), though maximum temperatures are slightly lower at 8°C (47°F). Precipitation increases modestly to 36 mm (1.4 in), also occurring over six days, maintaining the same humidity level. For a more detailed look at what to expect, check out Damavand weather in January.

In December, the weather is generally milder, with average temperatures ranging from a low of -14°C (7°F) to a high of 9°C (49°F), while February experiences colder conditions, with temperatures dropping to as low as -22°C (-7°F) and peaking at 8°C (46°F). Although December receives less precipitation at 29 mm (1.2 in) over 6 days, February sees a significant increase, accumulating 61 mm (2.4 in) over 8 days. Additionally, December has a slightly higher humidity level of 70% compared to February's 66%. For more detailed weather information in February, visit Damavand weather in February.

December and March showcase a notable contrast in weather conditions. In December, the temperatures dip significantly, with a minimum of -14°C (7°F) and an average of -1°C (30°F), while March sees a slight improvement, with temperatures ranging from -10°C (15°F) to a maximum of 16°C (61°F). Precipitation is more frequent in March, occurring on 9 days and accumulating to 58 mm (2.3 in), compared to December, which experiences 29 mm (1.2 in) of rain over 6 days. Humidity levels remain fairly similar, at 70% for December and 68% for March. For more detailed insights, you can check Damavand weather in March.

December and April present strikingly contrasting weather conditions. In December, temperatures can drop as low as -14°C (7°F), with an average hovering around -1°C (30°F) and maximums reaching up to 9°C (49°F). The month sees relatively low humidity at 70% and only 29 mm (1.2 in) of precipitation over about six days. In contrast, April ushers in milder temperatures with a minimum of -9°C (16°F), an average of 8°C (46°F), and highs that can climb to 20°C (68°F). This month experiences a notable increase in precipitation, totaling 72 mm (2.8 in) over approximately 12 days, and lower humidity at 62%. For a closer look at the weather specifics in April, check out Damavand weather in April.

December and May offer starkly different weather experiences. In December, temperatures can drop as low as -14°C (7°F) with an average of -1°C (30°F) and a maximum of 9°C (49°F). The month tends to be quite humid at 70%, with light precipitation totaling 29 mm (1.2 in) over about 6 days. In contrast, May ushers in milder conditions, with temperatures ranging from a minimum of 3°C (37°F) to a pleasant average of 14°C (57°F) and highs reaching 25°C (77°F). Although May sees slightly more precipitation at 44 mm (1.7 in) across 9 days, the humidity is lower at 64%. For more details on the weather conditions during this month, you can visit Damavand weather in May.

December and June offer stark contrasts in weather. December typically experiences frigid temperatures, with a minimum of -14°C (7°F) and an average of -1°C (30°F), peaking at 9°C (49°F). The month is characterized by higher humidity at 70% and more frequent precipitation, totaling 29 mm (1.2 in) across about 6 days. In contrast, June boasts much milder conditions, featuring a minimum of 8°C (46°F) and an average temperature of 21°C (70°F), reaching a maximum of 29°C (85°F). Additionally, June has significantly less precipitation, averaging only 8 mm (0.3 in) over just 2 days, with humidity slightly lower at 62%. For more details, check out Damavand weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures can plummet as low as -14°C (7°F), with an average of -1°C (30°F) and highs only reaching 9°C (49°F). The month experiences around 29 mm (1.2 in) of precipitation over approximately 6 days, accompanied by a relatively high humidity of 70%. In contrast, July offers a milder climate with temperatures ranging from a minimum of 12°C (54°F) to a comfortable average of 23°C (74°F), and peaks that can soar to 32°C (90°F). The month is much drier, with only 9 mm (0.4 in) of rain falling over just 1 day and humidity levels dropping to 52%. This seasonal shift highlights the dramatic differences in temperature, precipitation, and humidity between the two months. For more specific information about the weather in Damavand during July, you can check Damavand weather in July.

December and August present strikingly different weather patterns. In December, temperatures can plummet to a minimum of -14°C (7°F), with an average of -1°C (30°F) and highs reaching only 9°C (49°F). This month sees about 29 mm (1.2 in) of precipitation over roughly 6 days, alongside a high humidity level of 70%. In contrast, August boasts milder temperatures, with a minimum of 11°C (53°F), an average of 22°C (71°F), and maximums soaring to 32°C (89°F). The month is almost devoid of precipitation, recording just 4 mm (0.2 in) and experiencing no rainy days, while humidity levels drop significantly to 40%. For more specific insights into August weather, you can check this link: Damavand weather in August.

In comparing the weather between December and September, it's clear that the two months offer drastically different climates. December experiences much colder temperatures, with a minimum of -14°C (7°F) and an average around -1°C (30°F), compared to September's mild minimum of 6°C (44°F) and an average of 18°C (65°F). While December sees more precipitation over six days, amounting to 29 mm (1.2 in), September is notably drier with just 7 mm (0.3 in) on a single day. Additionally, December's humidity stands at 70%, contributing to a colder feel, while September's humidity is a comfortable 45%. For more details on September weather, check out Damavand weather in September.

December weather presents a stark contrast to that of October. The temperatures in December drop significantly, with a minimum of -14°C (7°F) and an average of -1°C (30°F), compared to October's milder minimum of -2°C (29°F) and average of 11°C (51°F). While both months experience precipitation on six days, December sees a lesser amount at 29 mm (1.2 in) compared to October's 39 mm (1.5 in). Additionally, humidity levels are higher in December at 70%, compared to October's 61%. For those interested in more details about October conditions, you can refer to Damavand weather in October.

December weather presents a notable shift compared to November. While November experiences milder conditions with average temperatures ranging from a minimum of -10°C (15°F) to a maximum of 16°C (61°F), December brings colder temperatures, with a minimum of -14°C (7°F) and a maximum of 9°C (49°F). Additionally, November sees more precipitation, totaling 45 mm (1.8 in) over 9 days, compared to December's 29 mm (1.2 in) across 6 days. The humidity levels remain relatively consistent between the two months, with November at 72% and December slightly lower at 70%. For a more detailed look at November weather in this region, visit Damavand weather in November.

Compare Damavand's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Damavand

As December blankets Damavand in winter's embrace, the weather takes on a distinctly chillier persona compared to the milder months that precede it. With an average temperature dropping to a brisk -1°C, night-time lows can plunge to a frigid -14°C, making this one of the coldest months of the year. Despite the chill, the region experiences occasional precipitation, with around six rainy days contributing to a total of 29 mm. The humidity lingers at a comfortable 70%, further emphasizing the season's crisp air. For a deeper understanding of how December's climate shapes the beauty of Damavand, explore more at Damavand Climate.