January Weather in Hamadan, Iran

Last updated: August 21, 2025

January in Hamadan, Iran presents a diverse meteorological landscape, marked by a striking temperature range. The maximum temperature peaks at a mild 14°C (57°F), while the average settles at a chilly -1°C (31°F), dipping to a minimum of -16°C (4°F). This winter month experiences about 45 mm (1.8 in) of precipitation, spread over 8 days, contributing to a relatively high humidity level of 76%. Visitors can expect a blend of crisp air and the occasional drizzle, making January a unique time to experience the region's tranquil yet frosty charm.

January Temperature in Hamadan

In January, Hamadan, Iran, experiences a chill as temperatures dip to a minimum of -16°C (4°F), with an average of -1°C (31°F) that hovers around the freezing mark. Despite the cold, temperatures can reach as high as 14°C (57°F), offering brief moments of relief from the winter chill. The trend throughout the winter months indicates a gradual but steady increase in temperatures as the season progresses; February sees lows dropping further to -19°C (-1°F) before rebounding in March with a more moderate average of 6°C (43°F). This pattern highlights the transition from the depth of winter toward the enchanting springtime warmth that follows, making January a pivotal month in Hamadan’s climatic rhythm.

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

The chart illustrates January temperature patterns in Hamadan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamadan, January 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).
JanFebMarAprMayJunJulAugSepOctNovDec313343526174817971574336
Data source: Temperature data for Hamadan generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Hamadan

In Hamadan, Iran, January brings an average precipitation of 45 mm (1.8 in) over approximately 8 days, setting the tone for the wetter months ahead. This early winter moisture is a precursor to the more significant rainfall that starts in February, peaking in spring with April reaching 98 mm (3.9 in). As the seasons transition, the frequency of rainy days gradually increases, with March and April featuring the highest counts, at 13 and 15 days, respectively. However, by the time summer arrives, the precipitation diminishes sharply, with just 2 mm (0.1 in) each in July and August, resulting in a dry spell that continues into September. Overall, the precipitation trend reflects a clear seasonal pattern, highlighting a strong contrast between the wet winter months and the arid summer period in Hamadan.

January Precipitation Trends in Hamadan

The chart displays monthly precipitation patterns in Hamadan, 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 Hamadan, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec45768698595221335755
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Hamadan

In January, Hamadan experiences a relatively high humidity level of 76%, setting the tone for a winter that is noticeably damp. This trend of elevated humidity marks the beginning of the year, contrasting sharply with the dry summer months ahead. As February and March progress, the humidity slightly decreases to 72% and 73%, respectively, suggesting a gradual transition towards a drier climate. However, the environment remains humid until April, when levels dip to 66%. The trend continues downward, with humidity reaching its lowest point of 36% in August, indicating the dry heat of summer. As the year progresses into autumn, humidity begins to rise again by October, reaching 59%, before climbing back to 70% in November and nearly back to January's levels at 75% in December. Overall, January serves as the peak of winter humidity, followed by a gradual decline until the summer, then a gentle increase as the year winds down.

January Average Humidity in Hamadan

This chart illustrates the average monthly humidity levels in Hamadan, 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 Hamadan is approximately {2}%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Hamadan

In Hamadan, Iran, January starts the year with a moderate UV Index of 5, allowing for a safe burn time of 30 minutes under the sun. As the months progress, there's a noticeable increase in UV exposure; by February, it rises to 6, and by March, it reaches a very high level of 9. The trend peaks in May and June with an extreme UV Index of 13, where sun protection becomes crucial, reducing the burn time to just 10 minutes. This pattern of increasing intensity continues into the summer months before gradually tapering off as autumn approaches, returning to a moderate index of 5 in November. The variation in UV Index throughout the year emphasizes the importance of being mindful of sun exposure. For more detailed information, visit Hamadan UV Index.

Maximum UV Index Levels in Hamadan for January

The chart shows the monthly maximum UV Index (UVI) for Hamadan 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 Hamadan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec569101313121110854
Data source: Hamadan 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.

January Sunshine in Hamadan

In Hamadan, Iran, January marks the beginning of the year with 230 hours of sunshine, laying the groundwork for a gradual increase in daylight as the months progress. As winter gives way to spring, February experiences a slight rise to 266 hours, hinting at the longer days ahead. By March, the sunshine hours swell to 321, and this upward trajectory accelerates through April and May, peaking at an impressive 389 hours in late spring. As summer arrives, the sun shines more brightly, reaching a high of 405 hours in June before slightly tapering off in the following months. Even in August, the sun lingers with 384 hours, while September and October maintain a robust average. As autumn takes hold, the sunshine hours drop again to 271 in November and December, creating a rhythmic cycle that perfectly embodies Hamadan's seasonal dance of sun and shadow.

Monthly Sunshine Duration in Hamadan: January Highlighted

The January sunshine duration represents the total number of hours Hamadan experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec230h266h321h346h389h405h398h384h351h324h271h271h
Data source: Hamadan January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hamadan During January

In Hamadan, Iran, January boasts a 74% chance of sunny weather, making it one of the brighter months of the year. This trend is particularly evident as the days gradually lengthen and temperatures begin to rise, signaling the approach of spring. As winter wanes, February and March see a slight dip in sun exposure at 64% and 59% respectively, but the overall pattern shines brightly, with significantly sunnier months following. By the time we reach June, the chances of sunshine soar to a striking 91%, peaking in September at an impressive 97%. While January may not be the sunniest month on record, it certainly sets the stage for a season filled with more and more golden rays ahead.

Percentage of Sunny Days in January in Hamadan

The chart illustrates the percentage of sunny days in Hamadan throughout the year, with January 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 Hamadan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec74%64%59%61%66%91%85%79%97%85%52%56%
Data source: Hamadan January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hamadan in January

In Hamadan, Iran, January marks a transition into the year with a consistent daylight duration of 10 hours, mirroring February's offering. As spring approaches in March, the sun begins to linger longer, providing 11 hours of daylight, while April and May embrace even more sunshine with 13 hours each—ushering in the vibrant blooms of spring. This trend continues into the summer months of June and July, where daylight peaks at a generous 14 hours, making it the sunniest time of the year. As August rolls around, daylight starts its gradual decline, shifting to 13 hours, followed by a steady tapering into the fall with 12 hours in September and 11 hours in October. By November, daylight returns to 10 hours, and December sees the shortest days with just 9 hours, completing a natural cadence of light that reflects the beauty of the changing seasons in this historic city.

Average Daylight Hours in Hamadan for January

The chart illustrates the variation in daylight duration in Hamadan throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 6m10h 55m11h 58m13h 4m13h 58m14h 26m14h 12m13h 23m12h 21m11h 16m10h 19m9h 51m
Data source: Hamadan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Hamadan

In January, the winds in Hamadan, Iran, blow steadily at an average speed of 2.2 m/s (5 mph), mirroring the conditions of the previous month. This consistency hints at a tranquil start to the year, where calmer breezes dominate the landscape. As winter transitions into spring, we notice a gradual increase in wind speed, peaking in March at 3.1 m/s (7 mph), suggesting a refreshing burst of activity. Following this peak, April through August maintains a fairly stable wind speed around 2.6 to 2.8 m/s (6 mph), creating a gentle atmosphere that characterizes the season. As the year winds down, November experiences a notable decrease to 1.8 m/s (4 mph), bringing a serene end to the year's weather patterns. Overall, Hamadan's wind trends illustrate a fascinating shift from the calm of winter to the lively breezes of spring and the gentle winds of summer, culminating in the quiet embrace of autumn.

Average January Wind Speed in Hamadan

The chart displays monthly wind speed patterns in Hamadan, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.2 m/s2.23.12.72.62.82.82.62.62.41.82.1
Data source: Hamadan January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Hamadan Compares to Other Months

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

January and February exhibit notable differences in weather patterns. January typically experiences a minimum temperature of -16°C (4°F), while February dips slightly lower to -19°C (-1°F). Despite February's colder start, its average temperature rises to 1°C (34°F), surpassing January's average of -1°C (31°F). Precipitation is also more pronounced in February, with 76 mm (3.0 in) falling over 9 days, compared to January's 45 mm (1.8 in) across 8 days, though February maintains a slightly lower humidity level of 72% compared to January's 76%. For more detailed information, you can visit Hamadan weather in February.

In January, temperatures in Hamadan range from a chilling minimum of -16°C (4°F) to a maximum of 14°C (57°F), with an average temperature of -1°C (31°F). The month experiences 45 mm (1.8 in) of precipitation over approximately 8 days, and humidity levels are relatively high at 76%.

Contrastingly, March brings a noticeable shift in weather, with temperatures climbing to a minimum of -7°C (19°F) and a maximum of 24°C (75°F), averaging around 6°C (43°F). Precipitation rises to 86 mm (3.4 in) spread across 13 days, while humidity slightly decreases to 73%. For a detailed look at March weather, you can visit Hamadan weather in March.

January weather in Hamadan is characterized by chilly temperatures, with a minimum of -16°C (4°F) and an average of -1°C (31°F). The month sees about 45 mm (1.8 in) of precipitation over 8 days and maintains a relatively high humidity level of 76%. In contrast, April brings a significant shift in climate, with a minimum temperature of -4°C (26°F) and an average of 11°C (52°F), reaching a maximum of 26°C (79°F). April is also wetter, with 98 mm (3.9 in) of precipitation over 15 days, though the humidity drops to 66%. For more detailed insights on April weather specifics, you can visit Hamadan weather in April.

The weather in January is characterized by cold temperatures, with a minimum of -16°C (4°F) and an average of -1°C (31°F), making it a stark contrast to the warmth of May. In May, temperatures range from a minimum of 5°C (41°F) to a maximum of 30°C (87°F), resulting in a pleasant average of 16°C (61°F). While January sees relatively less precipitation over 8 days totaling 45 mm (1.8 in), May experiences slightly more rain over 12 days with a total of 59 mm (2.3 in). Additionally, January has higher humidity levels at 76%, compared to May's 62%, contributing to a more comfortable and mild climate in the latter month. For more detailed information, visit Hamadan weather in May.

January and June present stark contrasts in weather. In January, temperatures range from a chilly -16°C (4°F) to a milder high of 14°C (57°F), with an average temperature of -1°C (31°F). This month is characterized by significant precipitation, totaling 45 mm (1.8 in) over about 8 days, and relatively high humidity at 76%. In contrast, June enjoys much warmer conditions, with temperatures ranging from a minimum of 9°C (48°F) to a scorching maximum of 37°C (99°F), and an average temperature of 23°C (74°F). Precipitation is minimal in June, with only 5 mm (0.2 in) over just 2 days, and humidity drops to a more comfortable 54%. For a closer look at June’s weather specifics, visit Hamadan weather in June.

January and July present a stark contrast in weather conditions. In January, temperatures range from a biting minimum of -16°C (4°F) to a relatively mild maximum of 14°C (57°F), with an average of -1°C (31°F). This winter month experiences about 45 mm (1.8 in) of precipitation over 8 days, and the humidity remains high at 76%. In contrast, July brings warmth and dry conditions, with temperatures ranging from a minimum of 14°C (58°F) to a sweltering maximum of 38°C (100°F) and an average of 27°C (81°F). Remarkably, July sees further reduced precipitation, with only 2 mm (0.1 in) and no rainy days, and humidity drops to a comfortable 46%. For a closer look at July weather specifics, check out Hamadan weather in July.

January and August present a stark contrast in weather. In January, temperatures can plummet to a minimum of -16°C (4°F), with an average temperature around -1°C (31°F) and a maximum of 14°C (57°F). This month sees considerable precipitation of 45 mm (1.8 in) over about 8 days, accompanied by high humidity at 76%. In contrast, August boasts much warmer conditions, with temperatures ranging from a minimum of 13°C (55°F) to a scorching maximum of 37°C (99°F) and an average temperature of 26°C (79°F). Precipitation is minimal in August, totaling just 2 mm (0.1 in) with no rainy days and a significantly lower humidity of 36%. For more details on August weather, you can check Hamadan weather in August.

In January, the weather is markedly cold, with temperatures ranging from a minimum of -16°C (4°F) to a maximum of 14°C (57°F), and an average temperature of -1°C (31°F). The month is also characterized by high humidity at 76% and notable precipitation, with around 45 mm (1.8 in) falling over 8 days. In contrast, September sees a dramatic shift, with temperatures soaring from a minimum of 8°C (47°F) to a balmy maximum of 35°C (95°F) and an average of 22°C (72°F). Additionally, September is much drier, recording only 1 mm (0.0 in) of precipitation over no rainy days, and a significantly lower humidity of 40%. For more details on September weather, check out Hamadan weather in September.

January and October present stark contrasts in weather. In January, temperatures can plummet to a minimum of -16°C (4°F), with an average around -1°C (31°F), while reaching a maximum of 14°C (57°F). The month experiences considerable precipitation of 45 mm (1.8 in) over eight days, coupled with high humidity at 76%. In comparison, October enjoys a milder climate, with minimum temperatures around 2°C (36°F) and an average of 14°C (58°F), peaking at a pleasant 28°C (83°F). Precipitation decreases to 32 mm (1.3 in) across just six days, and humidity drops to a more comfortable 59%. For more detailed information, check out Hamadan weather in October.

January and November present contrasting weather patterns in Hamadan. In January, temperatures can plunge to a minimum of -16°C (4°F), with an average around -1°C (31°F), while the maximum reaches a milder 14°C (57°F). This winter month experiences around 45 mm (1.8 in) of precipitation over about 8 days, accompanied by relatively high humidity levels at 76%. In contrast, November exhibits a much warmer range, with minimum temperatures around -6°C (22°F) and an average of 6°C (44°F), peaking at 22°C (72°F). The precipitation increases slightly to 57 mm (2.3 in) over 10 days, with humidity at 70%. For more detailed insights, you can check Hamadan weather in November.

January and December weather in Hamadan exhibit notable similarities and differences. In January, temperatures range from a minimum of -16°C (4°F) to a maximum of 14°C (57°F), with an average of -1°C (31°F). In contrast, December sees slightly milder temperatures, with a minimum of -12°C (12°F) and a maximum of 15°C (59°F), averaging at 2°C (36°F). Precipitation levels are also comparable, with January receiving 45 mm (1.8 in) and December slightly higher at 55 mm (2.2 in), both occurring over 8 days. Humidity remains consistent, with January at 76% and December at 75%. For more detailed information, check out Hamadan weather in December.

Compare Hamadan's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Hamadan

As winter settles in, January in Hamadan presents a captivating contrast to the warmer months. With temperatures often plunging to frosty lows and humidity levels rising, residents experience a chill that blankets the city. The month also sees a fair share of precipitation, with light snow or rain gracing about eight days, adding a touch of beauty to the winter landscape. While January may be the coldest month of the year, the charm of winter in Hamadan is undeniable, making it a unique experience compared to the milder conditions of spring and summer. For a deeper dive into the region's climate patterns, be sure to explore Hamadan Climate.