Last updated: August 21, 2025
In Shiraz, Iran, April brings a delightful blend of spring weather that invites both exploration and relaxation. The maximum temperature reaches a pleasant 29°C (84°F), while the average temperature sits comfortably at 16°C (61°F), offering a perfect climate for outdoor activities. Nights can be quite cool, with minimum temperatures dropping to 3°C (38°F). Although April experiences 42 mm (1.7 in) of precipitation over approximately 8 days, the overall humidity remains low at 34%, ensuring that visitors can enjoy the vibrant flora and historical sites in this culturally rich city without the discomfort of excessive moisture. The blend of mild temperatures and occasional spring showers creates an enchanting atmosphere perfect for soaking in the beauty of Shiraz.
In April, Shiraz experiences a pleasant transition into spring, with temperatures showcasing a remarkable rise from the chill of winter. The month opens with a minimum temperature of 3°C (38°F), while the average climbs to a comfortable 16°C (61°F), peaking at a maximum of 29°C (84°F). This notable warmth reflects a clear upward trend from the cooler months of January through March, where temperatures hovered far lower. As April progresses, the city basks in an inviting climate, perfect for exploring its rich history and beautiful landscapes, setting the stage for the hotter days of May and beyond. The gradual increase not only enhances the beauty of the blooming flora but also draws visitors eager to enjoy outdoor activities in this culturally vibrant city.
April in Shiraz, Iran, experiences a modest precipitation of 42 mm (1.7 in), falling over 8 days, which signifies a gradual downward trend in rainfall as the region transitions toward the drier months. Following the wettest months of March and February, which recorded 91 mm (3.6 in) and 80 mm (3.1 in) respectively, April brings a notable decrease in both precipitation amount and precipitation days. This shift highlights the onset of Shiraz's arid climate, as May soon nears with just 16 mm (0.6 in) expected over 3 days. Such patterns illustrate the region’s climate dynamics, where spring rains give way to the summer dry season, setting the stage for the stark contrast ahead.
In April, Shiraz experiences a mild humidity level of 34%, continuing the trend of decreasing moisture that begins in the earlier months of the year. Following the higher levels of 46% in January and a slight drop to 36% in March, April marks a steady decline that is characteristic of the city as it transitions into the hotter summer months. This drop continues into May, where humidity reaches 30%, and plummets to as low as 10% by July. The overall pattern reveals that as the year progresses, Shiraz becomes notably drier, especially during the peak summer, creating a distinct contrast with the more humid winter months.
In April, Shiraz, Iran experiences a sustained UV Index of 12, categorizing it as extreme. This stark number mirrors the previous month's intensity, suggesting that sun exposure is still a significant concern for residents and visitors alike, with a short burn time of just 10 minutes. As the month progresses, the UV Index remains at this heightened level, foreshadowing a steady rise into May, which records an even higher value of 14. This trend highlights the increasing power of the sun as spring transitions into summer in Shiraz. For comprehensive daily updates on UV levels, visit Shiraz UV Index.
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As spring unfolds in Shiraz, Iran, April unveils a delightful increase in sunshine hours, boasting 345 hours of glorious sunlight. This marks a steady rise from the previous months, reflecting the city's transition into a vibrant, warm season. Following 337 hours in March, the sunny trend continues, hinting at the flourishing blooms and cultural vibrancy that characterize this time of year. With May reaching an impressive 379 hours of sunshine, the warm embrace of early summer beckons, ensuring that Shiraz remains bathed in light as the days grow longer. This uplifting progression from winter to spring not only enhances the beauty of Shiraz but also invites both visitors and locals alike to revel in its sun-kissed allure.
As spring unfolds in Shiraz, Iran, the likelihood of sunny weather in April dips to 61%, a notable decline compared to the preceding months where sun-filled skies are more common. January and February boast an impressive 80% and 77% chance of sunshine, setting a radiant tone for the year that continues into March. However, as April arrives, the weather begins to shift, hinting at the approaching heat of summer with months like May and June soaring to 82% and 95% sun probabilities, respectively. Notably, the trend shows that while April may not deliver as much sun as earlier months, it paves the way for a bright and warm season, evident in the consistently high sunshine percentages that follow.
As spring unfolds in Shiraz, Iran, April marks a delightful shift in daylight duration, with the sun gracing the city for a generous 12 hours each day. This increase in daylight follows a gradual ascent from January's modest 10 hours, establishing a pattern of elongating days as the seasons transition. After hovering at 11 hours in both February and March, the longer daylight of April heralds the approach of summer, where daylight peaks at 14 hours in June. The rhythm continues with slightly shorter days in the following months, creating a cyclical dance of sunlight that enriches the vibrant landscapes of Shiraz throughout the year.
In Shiraz, Iran, April brings a gentle breeze with an average wind speed of 1.8 m/s (4 mph), mirroring the tranquility of February and maintaining the slight uptick seen in March. As winter gives way to spring, the winds gradually increase in intensity, peaking in March before cooling off slightly in April. This month is characterized by a mild and refreshing atmosphere, setting the stage for the warmer months ahead. Overall, the trend from January to June shows a gradual increase in wind speed, creating a delightful balance that enhances Shiraz's picturesque landscapes without overwhelming its serene charm.
Weather in Shiraz varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Shiraz, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January present starkly contrasting weather patterns. In April, temperatures range from a chilly 3°C (38°F) at night to a pleasant average of 16°C (61°F) during the day, peaking at a warm 29°C (84°F). The month experiences moderate precipitation of 42 mm (1.7 in) over about 8 days, accompanied by relatively low humidity of 34%. In contrast, January typically sees much colder conditions, with minimum temperatures plunging to -15°C (5°F), and an average of only 5°C (41°F), though it can reach up to 21°C (70°F) during warmer days. Precipitation is slightly lower at 39 mm (1.5 in) but occurs over fewer days, just 4, and with higher humidity at 46%. For more details on January weather, check out Shiraz weather in January.
April exhibits a significantly milder climate than February, with temperatures ranging from a low of 3°C (38°F) to a high of 29°C (84°F), offering a pleasant average of 16°C (61°F). In contrast, February experiences colder temperatures, with a minimum of -7°C (19°F) and a maximum of 21°C (71°F), producing a cooler average of 7°C (45°F). Additionally, April's precipitation is notably less, totaling 42 mm (1.7 in) over 8 days, compared to February's higher 80 mm (3.1 in) over 6 days. Both months maintain similar humidity levels, with February at 35% and April at 34%. For more details on February's weather, visit Shiraz weather in February.
In comparing the weather between March and April, it's clear that April brings milder temperatures and less precipitation. April's minimum temperature is considerably warmer at 3°C (38°F) compared to March's chilly low of -4°C (24°F), with an average of 16°C (61°F) for April versus 11°C (52°F) in March. While both months experience high temperatures reaching similar peaks—29°C (84°F) in April and 28°C (83°F) in March—April benefits from significantly less rainfall, with only 42 mm (1.7 in) over 8 days compared to March’s 91 mm (3.6 in) over 7 days. Additionally, April’s humidity is slightly lower at 34%, making it feel more comfortable than March, which has a humidity level of 36%. For more detailed information, you can explore Shiraz weather in March.
April and May present a noticeable shift in weather patterns. In April, temperatures range from a cool minimum of 3°C (38°F) to a warm maximum of 29°C (84°F), with an average temperature of 16°C (61°F). The month also sees significant precipitation, totaling 42 mm (1.7 in) over about 8 days, contributing to a humidity level of 34%. In contrast, May offers warmer conditions, with minimum temperatures rising to 7°C (45°F) and maximums reaching a scorching 36°C (98°F), averaging 21°C (71°F). Rainfall decreases significantly to just 16 mm (0.6 in) over 3 days, coupled with a slightly lower humidity of 30%. For more detailed information, visit Shiraz weather in May.
April weather in Shiraz is characterized by a significant temperature range, with minimums dipping to 3°C (38°F) and maximums reaching up to 29°C (84°F). The month sees an average temperature of 16°C (61°F) and receives about 42 mm (1.7 in) of precipitation across approximately 8 days, resulting in a relatively moderate humidity level of 34%. In contrast, June experiences much warmer conditions, with minimum temperatures of 14°C (57°F) and maximums soaring to 39°C (102°F). The average temperature in June is significantly higher at 28°C (82°F), and the month is notably dry, with no recorded precipitation and humidity dipping to just 14%. For more details on June's conditions, you can check Shiraz weather in June.
April and July present contrasting weather experiences. In April, temperatures range from a chilly 3°C (38°F) at night to a warm 29°C (84°F) during the day, with an average of 16°C (61°F), accompanied by moderate precipitation of 42 mm (1.7 in) over about 8 days and a humidity level of 34%. In stark contrast, July boasts significantly higher temperatures, with a minimum of 19°C (66°F) and a sweltering maximum of 39°C (103°F), averaging 29°C (84°F). The month is notoriously dry, receiving just 3 mm (0.1 in) of rain over 0 days, and the humidity drops to a mere 10%. This makes July an ideal time for those who prefer hot, dry weather. For more detailed insights, you can check out Shiraz weather in July.
April and August present stark contrasts in weather conditions. In April, temperatures fluctuate from a chilly minimum of 3°C (38°F) to a pleasant maximum of 29°C (84°F), with an average of 16°C (61°F). During this month, the region experiences around 42 mm (1.7 in) of precipitation over eight days, alongside a relatively higher humidity level of 34%. In contrast, August boasts much warmer temperatures, ranging from a minimum of 17°C (62°F) to a scorching maximum of 39°C (103°F), with an average of 28°C (83°F). Notably, August is characterized by dry conditions, recording no precipitation and maintaining a lower humidity of 12%. For more details, you can check Shiraz weather in August.
April weather is characterized by a wider temperature range, with minimum temperatures dipping to 3°C (38°F) and maximums reaching 29°C (84°F). During this month, the average temperature sits around 16°C (61°F), accompanied by about 42 mm (1.7 in) of precipitation on approximately 8 days, resulting in a humidity level of 34%. In contrast, September boasts significantly warmer temperatures, with a minimum of 14°C (58°F) and a high of 36°C (96°F), averaging around 25°C (77°F). Notably, September experiences dry conditions, with no recorded precipitation and only 16% humidity, making it a much drier month. For more detailed information, you can check out Shiraz weather in September.
April and October exhibit distinct weather characteristics. In April, temperatures range from a chilly minimum of 3°C (38°F) to a warm maximum of 29°C (84°F), with an average of 16°C (61°F). The month experiences higher precipitation, averaging 42 mm (1.7 in) over about 8 days, along with relatively low humidity at 34%. In contrast, October is slightly milder, with minimum temperatures of 5°C (42°F) and maximums reaching 32°C (89°F), averaging around 19°C (66°F). It is notably drier, receiving only 7 mm (0.3 in) of rainfall across just 1 day and maintaining a similar humidity level of 33%. For a detailed look at October's weather patterns, you can visit Shiraz weather in October.
April and November present contrasting weather conditions. In April, temperatures generally range from a mild 3°C (38°F) at night to a warm 29°C (84°F) during the day, with an average of 16°C (61°F). The month experiences about 42 mm (1.7 in) of precipitation over eight days, accompanied by relatively low humidity at 34%. In contrast, November sees cooler temperatures, with nightly lows dropping to -1°C (30°F) and daytime highs reaching up to 25°C (78°F), averaging at 11°C (52°F). This month also records a higher precipitation level of 51 mm (2.0 in) spread over just five days, and humidity increases to 51%. For more detailed information, visit Shiraz weather in November.
April and December present contrasting weather patterns. In April, temperatures range from a cool 3°C (38°F) to a warm 29°C (84°F), with an average of 16°C (61°F). The month experiences around 42 mm (1.7 in) of precipitation over approximately 8 days, accompanied by relatively low humidity of 34%. In contrast, December features cooler temperatures, with a minimum of -3°C (28°F) and a maximum of 21°C (69°F), and an average temperature of just 7°C (45°F). This month sees similar levels of precipitation at 42 mm (1.6 in) but over fewer days—only 4 days—with higher humidity levels at 49%. For more specific details about weather conditions in December, check out Shiraz weather in December.
April in Shiraz brings a delightful transition into warmer days, marked by a comfortable average temperature that invites outdoor activities. With a maximum of 29°C (84°F), it stands out from the cooler winter months, while still offering a refreshing dip to 3°C (38°F) during the nights. The relatively low humidity at 34% ensures that the air feels pleasant, although the occasional rain—averaging 42 mm over 8 days—adds a touch of freshness to the warmer days. This unique blend of mild temperatures and sporadic precipitation sets April apart, making it an ideal time to explore the city’s rich cultural heritage. For a deeper understanding of what to expect throughout the year, check out Shiraz Climate.