Last updated: August 21, 2025
In April, Rey, Iran experiences a delightful transition into spring. With maximum temperatures peaking at 32°C (91°F) and a charming average of 17°C (64°F), the weather invites both locals and visitors to embrace outdoor activities. Nights can be a bit brisk, with minimum temperatures dipping to 2°C (37°F). The month sees 50 mm (2.0 in) of precipitation over approximately 8 days, contributing to a refreshing atmosphere accompanied by a humidity level of 62%. This blend of conditions creates a vibrant, yet comfortable environment, perfect for exploring the natural beauty and rich culture of Rey.
In April, Rey, Iran experiences a refreshing shift in temperatures as the grip of winter begins to loosen. With minimums rising to 2°C (37°F) and averages reaching 17°C (64°F), the city transitions into a pleasant spring ambiance. The days can heat up significantly, with maximum temperatures peaking at 32°C (91°F), hinting at the warmer months to come. This month showcases a remarkable climb from the chillier temperatures of March, where minimums dipped to -1°C (31°F), signaling the onset of blossoming flowers and vibrant landscapes, drawing both residents and visitors to enjoy the emerging beauty of Rey.
In April, Rey, Iran experiences a moderate level of precipitation, accumulating 50 mm (2.0 in) over 8 days. This rainfall continues the trend from March, where the region also saw substantial moisture, helping to alleviate the dry conditions expected in the following months. April's precipitation showcases a shift from the wetter winter months, as figures begin to dip notably in May, with only 19 mm (0.7 in) forecasted. Following this peak, the city braces for a significant dry spell, with barely any rain until the cooler autumn months. Overall, April stands out as a crucial month for replenishing water sources before the onset of summer dryness in Rey.
In April, Rey, Iran experiences a notable decline in humidity, dropping to 62% from the higher figures seen in the earlier months. Following a consistent trend, humidity levels gradually decrease from January's 70%, moving through 66% in February and 68% in March. This reduction marks a transition toward the drier and warmer months ahead, contrasting sharply with the peak of summer, where humidity reaches a low of 40% in August. As spring unfolds, this 62% humidity level sets the stage for a comfortable climate, ideal for outdoor activities, before the more arid conditions of summer take hold.
As April arrives in Rey, Iran, residents and visitors alike should be prepared for an intense increase in UV radiation, with the UV Index soaring to 9, categorized as very high. This marks a continuation of a trend that has seen the UV Index escalate sharply since January, where it started at a moderate level of 4. The transitioning months reveal an upward trajectory; from 6 in February to 8 in March, culminating in April's startling figures and the subsequent extreme levels expected in May. With a burn time of only 15 minutes, it’s essential to prioritize sun protection this month. Awareness of these trends can ensure safety during outdoor activities. For more details, check the Rey UV Index.
UV Risk Categories
April in Rey, Iran, shines brightly with 336 hours of sunshine, marking a significant increase from the 319 hours recorded in March. As spring unfolds, daylight gradually stretches, leading to a delightful upward trend in sunlight that peaks in the summer months, with June and July boasting impressive totals of 393 and 394 hours respectively. This steady rise emphasizes Rey's transition into warmer weather, while May also adds to the sunny allure with 382 hours. The growing abundance of sunshine not only enhances the beauty of the landscape but also sets the stage for outdoor activities. Following April, the sunlight begins to taper off, signaling a shift toward the cooler months, yet the warmth of spring remains a cherished highlight in Rey's annual weather pattern.
In Rey, Iran, the prospect of sunny weather in April hovers around 59%, indicating a noticeable dip compared to the preceding months. While January boasts an impressive 81% chance of sunshine, this figure gradually declines through March, reaching its low point in April, before rebounding in May to 65%. Interestingly, the months following April, particularly June and July, showcase a sharp increase in sunshine likelihood, peaking at an overwhelming 97% in June. This trend highlights the gradual transition Rey experiences from a relatively cloudy spring into the sun-drenched summer months, making April a transitional month that balances between cooler, greyer days and the emerging warmth of summer sunshine.
April marks a significant transition in daylight duration in Rey, Iran, as the sun graces the skies for an impressive 13 hours each day. This increase reflects a steady ascent in daylight that begins in March with 11 hours and continues through May, when daylight reaches its peak at 14 hours. The trend showcases a vibrant growth in sunlight as spring unfolds, encouraging outdoor activities and revitalizing nature after the shorter winter days. As the months progress, daylight gradually tapers off towards autumn, but in April, the days are distinctly longer, perfectly embodying the essence of renewal and warmth that the season brings.
In April, Rey, Iran, experiences a gentle whisper of wind, with an average speed of 2.3 m/s (5 mph). This marks a slight dip from the March peak of 2.5 m/s (6 mph), but remains consistent with May, suggesting a stable transition into the warmer months. Notably, as winter recedes, the wind speeds are generally on the rise from January’s meager 1.5 m/s (3 mph), peaking briefly in mid-spring. The gradual increase and subsequent plateau during this period reveal a rhythmic dance of nature, hinting at the serene yet dynamic atmosphere that characterizes Rey's April winds. As the season unfolds, residents can expect a calmness in the air, creating an inviting backdrop for outdoor activities.
Weather in Rey varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Rey, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January present a stark contrast in weather conditions. In April, temperatures range from a brisk 2°C (37°F) at night to a warm 32°C (91°F) during the day, with an average of 17°C (64°F). The month sees about 50 mm (2.0 in) of precipitation over approximately 8 days, while humidity hovers around 62%. In comparison, January experiences much colder temperatures, with a minimum of -12°C (11°F) and a maximum of 16°C (61°F), averaging just 4°C (40°F). The month is also less rainy, with only 34 mm (1.3 in) of precipitation across 6 days, and a slightly higher humidity level of 70%. For a detailed look at January's weather, check out Rey weather in January.
April and February exhibit distinct differences in weather conditions. April generally features a milder temperature range, with minimums around 2°C (37°F) and maximums peaking at 32°C (91°F), compared to February's colder range with minimums plummeting to -15°C (6°F) and maximums reaching only 19°C (67°F). Precipitation is fairly similar, with April receiving about 50 mm (2.0 in) over 8 days, while February has slightly more at 53 mm (2.1 in) spread across 9 days. Humidity levels remain fairly close, with April at 62% and February at 66%, indicating a somewhat drier feel in April compared to the colder month. For a more detailed look at February weather conditions, visit Rey weather in February.
April generally presents a warmer climate compared to March, with average temperatures rising from 12°C (53°F) in March to 17°C (64°F) in April. The minimum temperatures also increase, shifting from a chilly -1°C (31°F) in March to a more moderate 2°C (37°F) in April. While both months experience similar levels of precipitation, with March receiving 48 mm and April slightly more at 50 mm, the humidity drops in April to 62%, down from 68% in March. For a closer look at the weather details for March, you can refer to Rey weather in March.
April and May showcase a notable shift in weather patterns. In April, temperatures range from a cool minimum of 2°C (37°F) to a warm maximum of 32°C (91°F), with an average of 17°C (64°F). The month experiences about 50 mm (2.0 in) of precipitation over 8 days, contributing to a humidity level of 62%. In contrast, May brings significantly warmer temperatures, with a minimum of 10°C (50°F), an average of 23°C (74°F), and a peak of 38°C (100°F). Rainfall decreases in May to just 19 mm (0.7 in) over only 3 days, while humidity remains slightly higher at 64%. This transition marks May as a drier and warmer month compared to its predecessor. For more information, check out Rey weather in May.
April and June exhibit distinct weather patterns, showcasing a dramatic transition from spring to early summer. In April, temperatures range from a chilly minimum of 2°C (37°F) to a warm maximum of 32°C (91°F), averaging around 17°C (64°F). The month sees a moderate amount of precipitation, totaling 50 mm (2.0 in) over about 8 days, accompanied by a consistent humidity level of 62%.
In contrast, June experiences considerably warmer temperatures, with a minimum of 17°C (62°F) and a scorching maximum reaching 40°C (104°F), averaging around 30°C (86°F). The month is notably dry, receiving just 2 mm (0.1 in) of precipitation and enjoying clear skies for all 30 days. Despite the rising temperatures, humidity remains steady at 62%, creating a distinctly summer atmosphere. For more detailed insights, you can check the Rey weather in June.
April weather presents a more variable climate with temperatures ranging from a chilly 2°C (37°F) to a warm 32°C (91°F), averaging around 17°C (64°F). It also experiences moderate precipitation, with 50 mm (2.0 in) expected over eight days and a humidity level of 62%. In contrast, July is much warmer and drier, with temperatures fluctuating between a minimum of 21°C (70°F) and a scorching maximum of 42°C (109°F), averaging 33°C (91°F). With only 2 mm (0.1 in) of precipitation and no rainy days, the humidity drops to 52%. For a closer look at what to expect, you can check the complete details here: Rey weather in July.
April weather features a wide range of temperatures, with a minimum of 2°C (37°F) and a maximum of 32°C (91°F), while experiencing an average of 17°C (64°F). This month typically sees about 50 mm (2.0 in) of precipitation over 8 days, contributing to a humidity level of 62%. In contrast, August offers a much warmer and drier climate, with temperatures ranging from a minimum of 20°C (67°F) to a scorching maximum of 41°C (107°F) and an average of 31°C (88°F). Notably, there is no recorded precipitation in August, resulting in a low humidity of 40%. For more details about the weather conditions in August, you can check Rey weather in August.
April and September present distinctly different weather patterns. In April, temperatures range from a chilly minimum of 2°C (37°F) to a warm average of 17°C (64°F), peaking at a maximum of 32°C (91°F). This month also sees about 50 mm (2.0 in) of precipitation over 8 days, contributing to a higher humidity level of 62%. Conversely, September warms up significantly, with temperatures ranging from a minimum of 16°C (61°F) to a comfortable average of 27°C (80°F), reaching highs of 39°C (102°F). Notably, September experiences minimal precipitation, with only 1 mm (0.0 in) over 0 days and a lower humidity of 45%. For detailed information about the weather in September, check out Rey weather in September.
April and October present contrasting yet enjoyable weather patterns. In April, temperatures range from a cool 2°C (37°F) at night to a warm 32°C (91°F) during the day, with an average of 17°C (64°F). This month sees about 50 mm of precipitation over approximately 8 days, paired with a humidity level of 62%. In comparison, October boasts slightly milder temperatures, with minimums of 7°C (45°F) and maximums reaching the same high of 32°C (91°F), resulting in an average of 19°C (66°F). The weather is drier, with only 20 mm of rain falling in about 4 days and humidity at 61%. For a deeper dive into October weather specifics, you can check Rey weather in October.
April and November offer contrasting weather experiences, with each month showcasing distinct characteristics. In April, temperatures range from a minimum of 2°C (37°F) to a maximum of 32°C (91°F), averaging around 17°C (64°F), while November sees cooler conditions, with temperatures varying from 0°C (32°F) to 26°C (80°F) and an average of 11°C (52°F). Both months receive similar amounts of precipitation, approximately 50 mm (2.0 in), but April tends to be slightly drier with rainfall occurring on about 8 days compared to 7 days in November. Additionally, November has a higher humidity of 72%, compared to April's 62%, contributing to a more damp feel during the fall. For more details on November weather, visit Rey weather in November.
In April, the weather features a wide temperature range, with minimums reaching 2°C (37°F) and maximums soaring up to 32°C (91°F), leading to an average of 17°C (64°F). The month sees about 50 mm (2.0 in) of precipitation over 8 days, accompanied by a relatively comfortable humidity level of 62%. In contrast, December brings a much cooler climate, with temperatures ranging from a chilly -5°C (24°F) to a mild maximum of 19°C (67°F), averaging around 6°C (44°F). Precipitation in December is lower at 34 mm (1.3 in) across 7 days, and humidity increases slightly to 70%. For more insights on December weather, visit Rey weather in December.
As April arrives in Rey, the weather begins to shift noticeably, presenting a delightful transition from the cooler months. While maximum temperatures can soar to a warm 32°C (91°F), the average remains comfortably around 17°C (64°F), making it a pleasant month for outdoor activities. Rainfall is moderate, with approximately 50 mm spread over about 8 days, contributing to a refreshing atmosphere. This increase in warmth and humidity—averaging 62%—is a clear sign of spring's arrival, promising longer sunny days ahead. For a deeper insight into the climatic patterns and what to expect throughout the year, visit Rey Climate.