May Weather in Mashhad, Iran

Last updated: August 21, 2025

In Mashhad, Iran, the weather in May presents a delightful transition into warmer days, with maximum temperatures soaring to a sweltering 36°C (97°F). The average temperature settles comfortably at 19°C (66°F), while cooler nights bring a refreshing minimum of 6°C (43°F). May is characterized by a moderate precipitation total of 34 mm (1.3 in), spread across 8 days, which contributes to the region's 47% humidity. This blend of warmth and moisture creates an inviting atmosphere, ideal for exploring the rich cultural heritage of Mashhad.

May Temperature in Mashhad

In May, Mashhad, Iran, transitions into a warm embrace with temperatures beginning to reflect the summer ahead. With minimums around 6°C (43°F), the mornings are pleasantly mild, gradually rising to an average of 19°C (66°F) by midday. The peak temperatures can soar to a sizzling 36°C (97°F), marking a significant jump from the cooler temperatures of earlier months. This shift not only indicates the onset of hotter weather but also showcases the vibrant, sunny days that characterize this time of year. As the city basks in increasing warmth, residents and visitors alike can enjoy the lush landscapes that thrive under the expanding sun.

May Weather in Mashhad: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Mashhad, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mashhad, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec343746566676807569554438
Data source: Temperature data for Mashhad 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.

May Precipitation in Mashhad

In May, Mashhad experiences a noticeable dip in precipitation, receiving 34 mm (1.3 in) over 8 days. This marks a decline from the wetter months of March and April, which saw significantly higher totals of 73 mm (2.9 in) and 71 mm (2.8 in), respectively. The transition to warmer weather in late spring heralds a shift towards much drier conditions in the subsequent months; June drops sharply to just 6 mm (0.2 in). This pattern illustrates the seasonal variability characteristic of Mashhad, where the lushness of early spring gives way to a stark reduction in rainfall as summer approaches. Overall, May serves as a pivotal bridge, balancing between the remnants of spring's moisture and the onset of summer's aridity.

May Precipitation Trends in Mashhad

The chart displays monthly precipitation patterns in Mashhad, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Mashhad, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec21527371346111132514
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mashhad

In Mashhad, Iran, the humidity levels depict a notable trend as the year progresses. Starting at a relatively high 66% during the colder months of January through March, the atmosphere begins to dry out as spring unfolds. By April, humidity drops to 57%, and significantly decreases to 47% in May, marking the onset of a drier season. This declining trend continues into the summer months, with June and July experiencing a sharp drop to 34% and a mere 20%, respectively. As the year transitions back to fall, humidity levels begin to rise again, peaking at 69% in December. This cyclical pattern highlights Mashhad's significant seasonal variations in humidity, contributing to the region's unique climatic experience.

May Average Humidity in Mashhad

This chart illustrates the average monthly humidity levels in Mashhad, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Mashhad is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%66%66%57%47%34%20%19%26%44%67%69%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mashhad

As we transition into May, Mashhad, Iran, experiences a significant uptick in UV intensity, peaking at a UV Index of 12—an indicator of extreme sun exposure risk. This sharp rise aligns with a broader trend observed from earlier months, where UV levels escalate from moderate in January and February to very high by March and April. With a reduced burn time of only 10 minutes, it’s crucial for residents and visitors alike to take necessary precautions, such as wearing sunscreen or protective clothing. The summer months following May maintain this extreme level, suggesting a need for ongoing vigilance. For more detailed information on UV exposure in this region, visit Mashhad UV Index.

Maximum UV Index Levels in Mashhad for May

The chart shows the monthly maximum UV Index (UVI) for Mashhad in May, 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 May, the maximum UV index in Mashhad typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101212121110743
Data source: Mashhad May 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.

May Sunshine in Mashhad

May brings a delightful increase in sunshine to Mashhad, Iran, as the city basks in 381 hours of glorious daylight. This rise marks a significant jump from April's 325 hours, illuminating the trend of longer, sunnier days as spring transitions into summer. The peak sunshine in May sets the stage for the coming months, with June and July reaching their zenith at 399 and 410 hours, respectively. As the year progresses, sunshine hours begin to gradually decline, but May undeniably stands out as a vibrant midpoint, highlighting the transformative warmth of the season and inviting residents and visitors alike to embrace the outdoors.

Monthly Sunshine Duration in Mashhad: May Highlighted

The May sunshine duration represents the total number of hours Mashhad experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec225h264h304h325h381h399h410h394h347h328h276h269h
Data source: Mashhad May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mashhad During May

In Mashhad, Iran, the likelihood of sunny weather in May stands at 64%, marking a slight increase from April's 59%. This gradual rise in sunshine is part of a broader trend as the region transitions into the summer months, where June and July boast an impressive 96% and 89% chance of sun, respectively. While May's sunshine percentage might not be as high as the summer peak, it still offers a pleasant leap from the earlier spring months, when cloud cover tends to be more prevalent. As the season progresses, residents and visitors alike can look forward to increasingly sunny days, making May a delightful time to explore the beauty of Mashhad.

Percentage of Sunny Days in May in Mashhad

The chart illustrates the percentage of sunny days in Mashhad throughout the year, with May 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 Mashhad experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec80%70%41%59%64%96%89%96%98%88%68%70%
Data source: Mashhad May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mashhad in May

In Mashhad, Iran, the month of May marks a significant increase in daylight, with around 14 hours illuminating the sky. This increase is part of a broader trend that begins in January with a modest 9 hours of daylight. As the seasons progress, daylight hours gradually extend, reaching a peak in the late spring and early summer months, remaining steady at 14 hours from May through July. As the year transitions into autumn, daylight gradually recedes, dropping back to 12 hours in September and further declining to January's 9 hours again by December. This rhythmic cycle highlights the invigorating length of days in May, inviting both residents and visitors to savor the warmth and vibrancy of the spring season.

Average Daylight Hours in Mashhad for May

The chart illustrates the variation in daylight duration in Mashhad throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 51m11h 58m13h 7m14h 5m14h 34m14h 19m13h 28m12h 22m11h 13m10h 13m9h 43m
Data source: Mashhad daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Mashhad

In Mashhad, Iran, the month of May sees an average wind speed of 2.5 m/s (5 mph), maintaining a gentle breeze that provides a pleasant atmosphere as spring transitions into summer. As we look back through the months, it's interesting to note a gradual increase in wind speeds from 2.3 m/s in January to a peak of 3.3 m/s in July. The wind picks up momentum with the arrival of the hotter months, peaking in the summer before tapering off again in the fall and winter. This trend highlights May's position as a bridge between the cool spring winds and the stronger summer breezes, contributing to the city’s dynamic climate.

Average May Wind Speed in Mashhad

The chart displays monthly wind speed patterns in Mashhad, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.42.62.42.5 m/s3.23.33.02.72.32.22.3
Data source: Mashhad May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Mashhad Compares to Other Months

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

May and January present a stark contrast in weather patterns. In May, temperatures range from a mild 6°C (43°F) at night to a maximum of 36°C (97°F) during the day, with an average of 19°C (66°F). The month sees light precipitation at 34 mm (1.3 in) over approximately 8 days, accompanied by relatively lower humidity at 47%. In contrast, January experiences much cooler conditions, with temperatures plummeting to a minimum of -13°C (10°F) and only reaching an average of 1°C (35°F), peaking at 17°C (64°F). Precipitation is also less frequent, totaling 21 mm (0.8 in) over just 4 days, but humidity is higher at 66%. For more details on the weather in January, you can visit Mashhad weather in January.

May weather is generally much warmer than February, with average temperatures soaring to 19°C (66°F) and a high that can reach as much as 36°C (97°F). In contrast, February sees much chillier conditions, with an average temperature of just 3°C (38°F) and lows plunging to -16°C (4°F). While May experiences less precipitation at 34 mm (1.3 in) over 8 days, February is slightly wetter with 52 mm (2.1 in) over 7 days, but the humidity is notably higher at 66%. For more information about February weather, check out Mashhad weather in February.

In comparing the weather between March and May, notable differences emerge. May typically experiences warmer temperatures, with an average of 19°C (66°F) and a peak that can soar to 36°C (97°F), contrasted sharply by March’s cooler averages, which reach only 8°C (47°F) with a maximum of 30°C (86°F). While May sees lower precipitation levels at 34 mm (1.3 in) over 8 days, March is noticeably wetter, receiving 73 mm (2.9 in) across 12 days. Additionally, humidity levels in March are higher at 66%, compared to 47% in May. For more detailed information, you can check Mashhad weather in March.

In comparing the weather between April and May, we can see a noticeable transition into warmer conditions. April features a wider temperature range, with a minimum of -4°C (25°F) and a maximum of 30°C (87°F), while May sees milder lower temperatures starting at 6°C (43°F) and rising to a peak of 36°C (97°F). Additionally, April experiences more precipitation, with a total of 71 mm (2.8 in) over 10 days, compared to May's 34 mm (1.3 in) over 8 days. Humidity is also slightly higher in April at 57%, versus May's 47%. For a detailed overview of weather patterns during this time, you can refer to Mashhad weather in April.

In comparing the weather of May and June, we see a significant increase in temperatures. May experiences minimums of 6°C (43°F) and averages around 19°C (66°F), while June boasts higher minimum values at 12°C (53°F) and an average temperature of 25°C (76°F). The maximum temperatures also rise from 36°C (97°F) in May to a sweltering 38°C (101°F) in June. Additionally, June enjoys a much drier climate, with only 6 mm (0.2 in) of precipitation over just 1 day, compared to May's 34 mm (1.3 in) spread over 8 days. This results in lower humidity levels in June at 34%, as opposed to May’s 47%. For a more detailed view, you can check the Mashhad weather in June.

In May, temperatures range from a chilly minimum of 6°C (43°F) to an average of 19°C (66°F), with the potential to reach a scorching 36°C (97°F). This month sees about 34 mm (1.3 in) of precipitation over approximately 8 days, accompanied by a humidity level of 47%. In contrast, July experiences much warmer conditions, with minimum temperatures of 14°C (57°F) and an average of 27°C (81°F), peaking at a maximum of 39°C (103°F). Remarkably, July boasts minimal precipitation at just 1 mm (0.0 in) across no rainy days, and humidity drops significantly to 20%. For detailed insights into July in this region, check out Mashhad weather in July.

In May, the weather exhibits a broader temperature range, with a minimum of 6°C (43°F) and a maximum reaching 36°C (97°F), averaging around 19°C (66°F). This month also experiences moderate precipitation, with about 34 mm (1.3 in) falling over 8 days and humidity levels at 47%. In contrast, August presents a noticeably warmer climate with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 38°C (100°F), averaging 24°C (76°F). August is characterized by significantly lower precipitation, with only 1 mm (0.0 in) recorded across 0 days and a drop in humidity to 19%. For more insights into August conditions, you can visit Mashhad weather in August.

In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 36°C (97°F), with an average of 19°C (66°F) and relatively moderate humidity at 47%. The month typically experiences about 34 mm (1.3 in) of precipitation spread over 8 days. In contrast, September has slightly cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 37°C (98°F), averaging 20°C (69°F). This month is notably drier, with only 1 mm (0.0 in) of precipitation and no rainy days, resulting in a lower humidity level of 26%. For more details on weather conditions in September, visit Mashhad weather in September.

May and October exhibit strikingly different weather patterns. In May, temperatures range from a chilly minimum of 6°C (43°F) to a scorching maximum of 36°C (97°F), with an average temperature of 19°C (66°F) and about 34 mm (1.3 in) of precipitation over approximately 8 days. In contrast, October experiences much cooler conditions, with temperatures dipping as low as -1°C (30°F) and peaking at 29°C (84°F), resulting in a lower average of 13°C (55°F). Rainfall is minimal in October, totaling just 13 mm (0.5 in) across only 2 days, and the humidity remains slightly lower at 44%. For a more detailed look at October weather, visit Mashhad weather in October.

May and November present contrasting weather patterns. In May, temperatures range significantly from a minimum of 6°C (43°F) to a scorching maximum of 36°C (97°F), with an average temperature of 19°C (66°F). The month experiences moderate precipitation of 34 mm (1.3 in) over about 8 days, accompanied by a relatively low humidity of 47%. In contrast, November brings much cooler conditions, with temperatures ranging from a chilly -8°C (18°F) to a maximum of 27°C (81°F) and an average of just 6°C (44°F). This month sees less rainfall, totaling 25 mm (1.0 in) over approximately 5 days, but with higher humidity at 67%. For more details, check out Mashhad weather in November.

May and December present stark contrasts in weather. In May, temperatures range from a mild 6°C (43°F) at night to a warm maximum of 36°C (97°F) during the day, making it a comfortable month with an average temperature of 19°C (66°F). Precipitation is moderate at 34 mm (1.3 in) over about 8 days, with humidity typically around 47%. In contrast, December sees much colder temperatures, with an average of just 3°C (38°F) and lows plunging to -12°C (11°F). The month experiences less rainfall, accumulating only 14 mm (0.6 in) over 3 days, but with a higher humidity level of 69%. For more details on December’s weather, check out Mashhad weather in December.

Compare Mashhad's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Mashhad

As May unfolds in Mashhad, the weather presents a delightful shift from the cooler spring months, showcasing a warm and inviting atmosphere. With temperatures rising notably, days can reach a maximum warmth that encourages outdoor activities, while the average temperature remains comfortably mild. This month also introduces a slight increase in humidity, adding a touch of moisture to the air without overwhelming discomfort. While precipitation is not as frequent as in other seasons, the 34 mm of rainfall over eight days can bring refreshing bursts of rain, ensuring the landscape stays vibrant. For a detailed understanding of Mashhad's climate throughout the year, visit Mashhad Climate.