December Weather in Herat, Afghanistan

Last updated: August 21, 2025

December in Herat, Afghanistan, presents a chilly yet refreshing climate, with daytime temperatures peaking at a pleasant 22°C (71°F) and dipping to an average low of 6°C (43°F). Nights can be quite frosty, with temperatures plunging to a minimum of -8°C (18°F). The month also sees light precipitation, totaling 12 mm (0.5 in) over approximately 3 days, offering a crisp, invigorating atmosphere. With humidity levels around 65%, December combines a cozy coolness ideal for exploration and introspection in this historic region.

December Temperature in Herat

As December settles in Herat, Afghanistan, temperatures begin to reflect the onset of winter, presenting a notable drop in warmth compared to the preceding months. With minimum temperatures dipping to -8°C (18°F), the chill becomes palpable, while daily averages hover around a brisk 6°C (43°F). Even though daytime highs can still reach up to 22°C (71°F), the transition from the relatively mild November temperatures indicates a clear trend towards colder days. This month marks a significant cool-down, foreshadowing the more severe winter temperatures yet to come in January and February. As the year draws to a close, residents of Herat prepare for the inviting warmth of cozy gatherings, seeking refuge from the frosty nights.

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

The chart illustrates December temperature patterns in Herat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Herat, 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).
JanFebMarAprMayJunJulAugSepOctNovDec404555647382868073604943
Data source: Temperature data for Herat 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 Herat

In Herat, Afghanistan, December brings a modest 12 mm (0.5 in) of precipitation over three days, marking a slight dip from the previous months. Despite this decrease, December's rainfall adds to the overall wetter trend experienced during the winter months, following the more arid summer season. After a rainfall-free stretch from June to September, the return of precipitation in late autumn has been quite welcome, albeit less robust than earlier months like March, which recorded significant accumulation. As the year closes, December illustrates the gradual transition towards a more humid climate, hinting at the promise of a wetter winter ahead.

December Precipitation Trends in Herat

The chart displays monthly precipitation patterns in Herat, 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 Herat, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3952624111000051812
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Herat

In Herat, Afghanistan, December marks a return to relatively high humidity levels, with 65% recorded, mirroring the 65% seen in January. Following a gradual decline from March's 62% to a seasonal low of 16% in July, humidity begins to rise again in the autumn months, reaching a notable 64% in November. The transition into winter sees humidity stabilize, suggesting that the cold months bring moisture back into the air after the arid summer. This pattern not only highlights the region's variable climate but also sets the stage for winter conditions that can impact both daily life and agriculture in the area.

December Average Humidity in Herat

This chart illustrates the average monthly humidity levels in Herat, 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 Herat is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%62%51%41%27%16%17%24%43%64%65%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Herat

In December, Herat experiences a UV Index of 4, placing it in the moderate exposure category. This marks a slight decline from the higher indices during the summer months, where levels soared to extreme heights, notably peaking at 13 in May. As the year winds down, the burn time extends to 30 minutes, allowing residents and visitors to enjoy outdoor activities with moderate sun protection. The trend throughout the year shows a clear escalation from moderate levels in January and November to extreme conditions from April through August, emphasizing the need for increased sun safety as temperatures rise. To stay informed about the UV Index throughout the year, be sure to check out Herat UV Index.

Maximum UV Index Levels in Herat for December

The chart shows the monthly maximum UV Index (UVI) for Herat 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 Herat typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5610111312121110854
Data source: Herat 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 Herat

December in Herat, Afghanistan, marks the end of a year filled with notable solar abundance, as the region enjoys 284 hours of sunshine. While this is a dip from the peak of 409 hours seen in July, it still highlights an impressive average of over 300 hours for the majority of the year. The trend shows a gradual increase in sunlight from winter through spring, culminating in the sunniest months of late spring and summer. Even as the year draws to a close, December's sun continues to grace Herat, offering a gentle reminder of the vibrant light that predominates throughout most of the year.

Monthly Sunshine Duration in Herat: December Highlighted

The December sunshine duration represents the total number of hours Herat 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.
JanFebMarAprMayJunJulAugSepOctNovDec228h269h324h346h389h404h409h393h351h330h286h284h
Data source: Herat December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Herat During December

In Herat, Afghanistan, the chance of sunny weather sees a noticeable decline as the year progresses towards December, where it stands at 71%. This trend reflects the gradual reduction in sunshine hours from the blazing 100% days of June, July, and August, through the slightly diminished but still bright October at 97%. November experiences a further drop to 77%, hinting at the cooler, shorter days to come. By December, while the likelihood of sun decreases, it still offers a respectable chance compared to earlier winter months. Overall, Herat's December weather remains relatively favorable, making it an appealing time for those seeking sunshine amidst the winter chill.

Percentage of Sunny Days in December in Herat

The chart illustrates the percentage of sunny days in Herat 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 Herat experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec85%74%57%66%79%100%94%100%100%97%77%71%
Data source: Herat December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Herat in December

In Herat, Afghanistan, daylight duration follows a notable seasonal rhythm, peaking during the summer months and gradually receding towards winter. Starting from 10 hours in both January and February, the days begin to elongate, reaching 14 hours by June and July. This vibrant burst of daylight then gently tapers off, with August seeing a slight decrease to 13 hours, followed by a steady decline through September and October. By December, residents experience just 9 hours of sunlight, marking the shortest days of the year. This cyclical pattern not only highlights the region's embrace of the changing seasons but also sets the stage for the rich cultural and social activities that align with the varying daylight throughout the year.

Average Daylight Hours in Herat for December

The chart illustrates the variation in daylight duration in Herat throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 8m10h 56m11h 58m13h 2m13h 56m14h 23m14h 9m13h 22m12h 21m11h 17m10h 22m9h 53m
Data source: Herat daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Herat

As winter settles over Herat, Afghanistan, December brings a slight dip in wind speed, averaging 2.4 m/s (5 mph). This subtle breeze mirrors the gradual decline seen over the months, with November recording an even lower average at 2.3 m/s (5 mph). The transition from summer to winter illustrates a clear trend: wind speeds peak during the hotter months of June and July, reaching a brisk 4.5 m/s (10 mph) and 5.4 m/s (12 mph) respectively, before tapering off into the calmer winds of late fall and winter. This cyclic pattern highlights how the seasons in Herat shift not only in temperature but also in the gentle caress of the wind, wrapping the city in a tranquil hush as the year draws to a close.

Average December Wind Speed in Herat

The chart displays monthly wind speed patterns in Herat, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.73.43.13.44.55.45.03.93.02.32.4 m/s
Data source: Herat December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Herat Compares to Other Months

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

In December, the weather features a relatively mild average temperature of 6°C (43°F), with a minimum of -8°C (18°F) and a maximum of 22°C (71°F). Precipitation is low, with only 12 mm (0.5 in) falling over three days, and humidity remains consistent at 65%. In contrast, January experiences colder temperatures, with a minimum reaching -15°C (5°F) and an average of 5°C (40°F), while still peaking at 22°C (71°F). January is also wetter, receiving 39 mm (1.5 in) of precipitation over six days, maintaining the same humidity level of 65%. For more details, see Herat weather in January.

December and February share some similarities in temperature patterns but differ significantly in precipitation and overall weather conditions. In December, temperatures range from a minimum of -8°C (18°F) to a maximum of 22°C (71°F), with an average of 6°C (43°F). This month experiences relatively low precipitation, with only 12 mm (0.5 in) recorded over just 3 days, and humidity levels are around 65%.

In contrast, February tends to be slightly colder, with minimum temperatures dropping to -10°C (15°F) and maximums reaching 24°C (76°F), giving it an average of 7°C (46°F). However, February sees a significant increase in precipitation to 52 mm (2.1 in), spread across 7 days, while the humidity remains fairly stable at 63%. For a detailed look at February weather, you can check Herat weather in February.

In December, the weather is typically colder, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 22°C (71°F) and an average of about 6°C (43°F). This month experiences relatively low precipitation at 12 mm (0.5 in) over just three days, coupled with a humidity level of 65%. In contrast, March brings milder temperatures, seeing a minimum of -3°C (27°F) and soaring to a maximum of 34°C (93°F), with an average of 13°C (55°F). However, it's a wetter month, with precipitation reaching 62 mm (2.4 in) over nine days and slightly lower humidity at 62%. The transition from the chill of December to the warmth of March is striking, revealing a significant shift in the climate. For more details, check out Herat weather in March.

In December, temperatures in Herat typically range from a chilly minimum of -8°C (18°F) to a comfortable maximum of 22°C (71°F), with an average of 6°C (43°F). The month is relatively dry, receiving only 12 mm (0.5 in) of precipitation over about 3 days, and maintaining a humidity level of 65%. In contrast, April experiences a significant warming trend, with temperatures ranging from a mild minimum of 1°C (35°F) to a high of 34°C (94°F), and an average of 18°C (64°F). However, April sees increased precipitation at 40 mm (1.6 in) over 5 days, accompanied by lower humidity at 51%. For a closer look at the weather patterns in April, you can visit Herat weather in April.

When comparing the weather in December and May, a stark contrast emerges. December typically experiences temperatures ranging from a chilly -8°C (18°F) to a mild 22°C (71°F) with an average of 6°C (43°F). This month sees about 12 mm (0.5 in) of precipitation over three days, accompanied by a humidity level of 65%. In contrast, May boasts significantly warmer temperatures, with lows of 7°C (45°F) and highs soaring to 38°C (101°F), averaging around 23°C (74°F). Precipitation in May is much lower at 11 mm (0.4 in) and only occurs on one day, coupled with a much drier humidity level of 41%. For more detailed insights into May weather, check out Herat weather in May.

The weather in December presents a stark contrast to that of June. December features cooler temperatures, with minimums around -8°C (18°F) and an average of 6°C (43°F), while it can peak at 22°C (71°F). This month experiences some precipitation, averaging 12 mm (0.5 in) across three days, coupled with a humidity level of 65%. In comparison, June boasts significantly warmer temperatures, with a minimum of 13°C (55°F) and an average reaching 28°C (82°F), soaring up to 42°C (107°F) at times. Remarkably, June is dry, recording no precipitation on any day and lower humidity at just 26%. For more details on June weather, you can refer to Herat weather in June.

December and July present stark contrasts in weather. In December, temperatures can plummet to a minimum of -8°C (18°F), with an average of 6°C (43°F) and a maximum reaching 22°C (71°F). This month also experiences some precipitation, averaging 12 mm (0.5 in) over about 3 days, accompanied by a humidity level of 65%. In contrast, July boasts significantly warmer conditions, with a minimum temperature of 17°C (63°F), an average of 30°C (86°F), and a peak of 41°C (107°F). This summer month is notably dry, with no recorded precipitation and a much lower humidity level of 16%. For more insights, check Herat weather in July.

December and August present strikingly different weather conditions. In December, temperatures can plummet to a minimum of -8°C (18°F) and average around 6°C (43°F), peaking at 22°C (71°F). This month also sees some moisture, with about 12 mm (0.5 in) of precipitation over three days, and humidity levels are relatively high at 65%. In contrast, August boasts much warmer temperatures, with a minimum of 13°C (55°F), an average of 27°C (80°F), and soaring highs reaching up to 43°C (109°F). This summer month is characterized by dry conditions, with no recorded precipitation and only 17% humidity. For more details, check out Herat weather in August.

In December, the weather is significantly colder, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 22°C (71°F) and an average of 6°C (43°F). The month experiences a moderate amount of precipitation, totaling 12 mm (0.5 in) over about three days, and a humidity level of 65%. In contrast, September boasts much warmer temperatures, with a minimum of 9°C (48°F), an average of 23°C (73°F), and temperatures peaking at 38°C (100°F). This month typically enjoys dry conditions, with no recorded precipitation, and a notably lower humidity level of 24%. For more detailed information, you can check Herat weather in September.

In comparing the weather between December and October, stark differences emerge. December brings a chillier atmosphere, with temperatures dropping to a minimum of -8°C (18°F) and an average of 6°C (43°F), while the maximum rarely climbs above 22°C (71°F). Precipitation is greater in December, reaching 12 mm (0.5 in) over three days, and humidity levels rise to 65%. In contrast, October features milder conditions, with a minimum temperature of -1°C (31°F) and a much warmer average of 15°C (60°F), peaking at 33°C (91°F). Rainfall is lighter in October, totaling only 5 mm (0.2 in) over a single day, accompanied by lower humidity at 43%. For more detailed insights, check Herat weather in October.

December weather shows a noticeable drop in temperatures compared to November, with minimums reaching -8°C (18°F) compared to November's -4°C (26°F). While December's average temperature is around 6°C (43°F), November maintains a more moderate average of 9°C (49°F). The maximum temperature in December peaks at 22°C (71°F), which is significantly lower than November's higher maximum of 31°C (88°F). Precipitation is somewhat lighter in December with 12 mm (0.5 in) recorded over 3 days, while November sees a bit more rain at 18 mm (0.7 in), also over 3 days. Humidity levels remain similar, with December at 65% and November slightly lower at 64%. For more detailed insights on November's weather, you can check Herat weather in November.

Compare Herat's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Herat

As December settles in Herat, the city experiences a significant shift in weather, offering a stark contrast to the milder months preceding it. With temperatures dipping to a chilly average of 6°C (43°F) and occasionally plunging to -8°C (18°F) at night, residents feel the bite of winter more acutely. Though the days can still reach a pleasant 22°C (71°F), the overall ambiance becomes markedly cooler, making warm layers essential for outdoor ventures. In addition, December brings about a slight increase in humidity at 65%, coupled with a modest 12 mm (0.5 in) of precipitation over just three days, making the air feel crisp and refreshing. For a deeper dive into the unique characteristics of Herat's weather patterns, be sure to check out Herat Climate.