Last updated: August 21, 2025
In July, Rey, Iran experiences hot and dry weather conditions, characterized by a maximum temperature soaring to 42°C (109°F) and an average of 33°C (91°F). The minimum temperature typically settles around 21°C (70°F), offering warm nights. Rain is scarce, with only 2 mm (0.1 in) of precipitation recorded across the month, and notably, there are no rainy days to disrupt the arid climate. With humidity levels hovering around 52%, residents and visitors alike should be prepared for the intense summer heat, making hydration and sun protection essential.
In July, Rey, Iran, experiences a significant upswing in temperatures, reflecting the peak of summer. The minimum temperature settles at a mild 21°C (70°F), while the average climbs to a sizzling 33°C (91°F), and the maximum soars to an impressive 42°C (109°F). This sharp increase from earlier months indicates a transition from the moderate warmth of spring to the intense heat of summer. Notably, July not only showcases the highest temperatures of the year but also demonstrates a trend of consistently rising warmth, moving from a cool 4°C (40°F) in January to these sweltering highs, highlighting Rey's evolution into a summer hotspot. Such heat can be both invigorating and challenging, inviting outdoor exploration while necessitating caution against the intense sun.
In Rey, Iran, July marks a continuation of the dry season, with a scant precipitation amount of just 2 mm (0.1 in) recorded for the month. This minimal rainfall reflects a broader trend seen in early summer, as June also registered a mere 2 mm, highlighting a significant reduction from the previous months' totals. Notably, July experiences zero precipitation days, indicating a stark contrast to earlier months like February and November when multiple rainy days contributed to more substantial rainfall. As the summer progresses, the dry conditions persist, with August often seeing no precipitation at all, underscoring the region’s arid climate during this time of year.
In Rey, Iran, July marks a significant drop in humidity, with levels averaging a comfortable 52%. This month stands out in contrast to the higher levels seen at the beginning of the year, where January started at a humid 70% before gradually declining over the spring months. July's low humidity sets the stage for a drier summer, paving the way for a stark decrease to 40% in August. Following this, the humidity begins to rise again as autumn approaches, suggesting that Rey experiences a distinct seasonal shift. The fluctuating humidity levels not only indicate the dynamic climate of the region but also highlight the comfortable conditions enjoyed during the warmest summer month.
In July, Rey, Iran experiences a notably high UV Index of 11, categorizing the exposure as extreme with a burn time of just 10 minutes. This month continues a trend of intense sun exposure seen since May, when the UV Index peaked at 13. Although slightly reduced from June's level, the enduring extreme readings throughout the summer months call for heightened sun protection measures. As the year progresses, the UV Index gradually declines post-July, making August's rating of 10 a reminder that vigilance is still necessary. Visitors and residents alike should stay aware of these trends to avoid overexposure. For more detailed information, check the Rey UV Index.
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In Rey, Iran, July shines as a notable peak in the annual sunshine spectrum, boasting 394 hours of brilliant sunlight. This month not only surpasses the preceding June, which offers 393 hours, but also marks the height of a steady upward trend that begins in the early months of the year. As the days grow longer and sunnier, May and June lay a robust foundation with 382 and 393 hours respectively, paving the way for July's brilliance. The invigorating warmth then gradually recedes into August's 377 hours, signaling a gentle transition into the cooler months. Throughout the year, the sunlight ebbs and flows, but July undoubtedly captures the essence of summer in Rey, wrapping the landscape in golden rays and inviting outdoor revelry.
In Rey, Iran, July stands out as a month with a high likelihood of sunny weather, boasting a 90% chance of sunshine. This trend follows the preceding June, which has an impressive 97% sunshine probability, and leads into the consistently bright August at 93%. As summer unfolds, it becomes clear that Rey's weather is predominantly sunny during these months, contrasting sharply with the more variable conditions encountered earlier in the year. Notably, the sunniest months—June through September—demonstrate a welcoming and warm atmosphere, making July a prime choice for outdoor activities and exploration in this vibrant region.
In Rey, Iran, July marks the peak of summer with a consistent 14 hours of daylight, mirroring the light-filled months of May and June. As the year transitions into this sun-drenched month, daylight duration remains stable before gradually tapering off in August to 13 hours. The trend highlights a slow yet predictable decline, as daylight hours steadily decrease from their summer zenith, leading into the autumn months where daylight shrinks further. Overall, the sunlight patterns provide a clear rhythm to life in Rey, with the longest days of summer inviting longer moments under the sun before the days grow shorter into fall.
In July, the wind in Rey, Iran, holds a steady average speed of 2.4 m/s (5 mph), slightly lower than the preceding month of June which saw a brisker pace of 2.5 m/s (6 mph). This gentle breeze creates a pleasant atmosphere as summer peaks, providing a welcome respite from the heat. As we transition into August, we notice a slight dip, with the winds returning to 2.3 m/s (5 mph), reflecting a trend of consistent, moderate winds throughout the summer months. Notably, the overall wind speeds show a gradual increase from a timid 1.5 m/s (3 mph) in January, suggesting that Rey’s breezes become more invigorating as the year progresses, especially during the warmer months.
Weather in Rey varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Rey, focusing on differences in temperature, rainfall, humidity, and UV levels.
July and January present stark contrasts in weather. July boasts a warm climate, with temperatures ranging from a minimum of 21°C (70°F) to a scorching 42°C (109°F), and an average of 33°C (91°F). In this month, precipitation is almost nonexistent, with only 2 mm recorded and no rainy days. The humidity level stands at a moderate 52%, creating a hot summer atmosphere.
In contrast, January offers a chilly experience, with temperatures dropping to a minimum of -12°C (11°F) and peaking at 16°C (61°F), averaging just 4°C (40°F). This winter month sees 34 mm of precipitation over six days, leading to a much higher humidity of 70%, contributing to a colder and wetter environment. For more detailed information, you can visit Rey weather in January.
In July, the weather is characterized by scorching temperatures, with a minimum of 21°C (70°F), an average of 33°C (91°F), and a maximum reaching up to 42°C (109°F). The dry conditions are evident, with only 2 mm (0.1 in) of precipitation reported and no rainy days, resulting in a humidity level of 52%. In stark contrast, February brings a significant chill, with temperatures dipping as low as -15°C (6°F) and averaging around 6°C (44°F), peaking at 19°C (67°F). During this month, precipitation is much more prevalent, totaling 53 mm (2.1 in) over 9 days, and the humidity increases to 66%. For a more detailed look at February weather, visit Rey weather in February.
July and March present contrasting weather conditions. In July, the temperatures soar, with an average of 33°C (91°F) and highs reaching up to 42°C (109°F), while experiencing very little precipitation at just 2 mm and a humidity level of 52%. In stark contrast, March features a much cooler climate, with temperatures ranging from a chilly -1°C (31°F) to a mild high of 29°C (85°F), and a significant 48 mm of precipitation spread over 8 days, alongside a higher humidity level of 68%. For more details, you can check Rey weather in March.
In comparing the weather between April and July, we see a stark contrast marked by significant differences in temperature, precipitation, and humidity.
In July, temperatures soar with a minimum of 21°C (70°F) and an average high of 33°C (91°F), occasionally reaching as high as 42°C (109°F). The month is characterized by minimal precipitation, recording just 2 mm (0.1 in) with no rainy days, and humidity levels sit at a comfortable 52%.
In contrast, April experiences much cooler conditions, with temperatures ranging from a chilly minimum of 2°C (37°F) to a moderate maximum of 32°C (91°F) and an average temperature of 17°C (64°F). April is also significantly wetter, receiving 50 mm (2.0 in) of rainfall over 8 days, while humidity levels are slightly higher at 62%. For more detailed insights, you can check Rey weather in April.
Overall, July is a month defined by heat and dryness, starkly different from the cooler and wetter conditions of April.
When comparing the weather in July and May, it’s evident that July is significantly warmer, with average temperatures reaching up to 33°C (91°F) and a maximum of 42°C (109°F), while May sees a much cooler average of 23°C (74°F) and a peak of 38°C (100°F). Additionally, July is notably drier, recording only 2 mm of precipitation without any rainy days, in stark contrast to May, which experiences 19 mm of rain spread over three days. The humidity level is also lower in July at 52%, compared to the higher 64% in May, making July feel more arid. For a closer look at May's weather in Rey, you can refer to this link: Rey weather in May.
In comparing the weather between June and July, July tends to be distinctly warmer, with average temperatures rising to 33°C (91°F) compared to June's average of 30°C (86°F). The maximum temperature in July reaches a scorching 42°C (109°F), slightly higher than June's peak of 40°C (104°F). Furthermore, July boasts a lower humidity level at 52%, while June is notably more humid at 62%. Despite both months experiencing minimal precipitation, with only 2 mm (0.1 in) and no rainy days, the overall feel of July is hotter and drier. For more detailed insights, you can check out Rey weather in June.
In July, temperatures soar with a minimum of 21°C (70°F) and average highs reaching 33°C (91°F), peaking at a sizzling 42°C (109°F). Despite the heat, July experiences minimal rainfall, recording only 2 mm, with no rainy days and a humidity level of 52%. In contrast, August sees slightly cooler temperatures, with a minimum of 20°C (67°F) and an average of 31°C (88°F), while the maximum hovers around 41°C (107°F). August boasts even drier conditions, experiencing no precipitation and a reduced humidity of 40%. For a more detailed look at the climatic conditions, you can check out Rey weather in August.
In July, the weather is characterized by high temperatures, with a minimum of 21°C (70°F) and an average reaching up to 33°C (91°F), peaking at a sizzling 42°C (109°F). The month is extremely dry, recording only 2 mm of precipitation with no rainy days, and humidity levels hover around 52%. In contrast, September features cooler temperatures, with a minimum of 16°C (61°F) and an average of 27°C (80°F), while still seeing a maximum of 39°C (102°F). Precipitation remains minimal at just 1 mm and, like July, there are no rainy days, but the humidity is slightly lower at 45%. For more details on what to expect, you can check out Rey weather in September.
In July, temperatures soar with an average high of 33°C (91°F), peaking at a scorching 42°C (109°F), while the air remains relatively dry with only 2 mm of precipitation and no rain days. Humidity is moderate at 52%, contributing to the intense summer heat. In contrast, October brings a significant shift, with temperatures dropping to an average of 19°C (66°F) and a maximum of 32°C (91°F). This month also sees increased precipitation at 20 mm over four days, along with higher humidity levels at 61%, creating a more refreshing atmosphere. For more detailed information on October weather, check Rey weather in October.
July and November present stark contrasts in weather conditions. July boasts sweltering temperatures, ranging from a minimum of 21°C (70°F) to a scorching maximum of 42°C (109°F), with an average of 33°C (91°F) and practically no precipitation, making it a dry and humid month with only 2 mm of rainfall. In contrast, November experiences much cooler temperatures, featuring a minimum of 0°C (32°F) and a maximum of 26°C (80°F), with an average of 11°C (52°F). It is noticeably wetter, with about 50 mm (2.0 in) of precipitation spread over 7 days and higher humidity levels at 72%. For more detailed insights on the November climate, you can visit Rey weather in November.
The weather in July and December presents a stark contrast. July boasts high temperatures, with averages around 33°C (91°F) and peaks reaching up to 42°C (109°F), accompanied by minimal precipitation and low humidity levels at 52%. In contrast, December features much cooler conditions, with average temperatures plunging to 6°C (44°F) and lows dipping to -5°C (24°F). This month also experiences significantly more precipitation, with 34 mm (1.3 in) spread across about 7 days, and higher humidity at 70%. For further details on weather patterns, consider checking out Rey weather in December.
In July, Rey experiences intensely warm temperatures, reaching highs of 42°C (109°F) and maintaining an average of 33°C (91°F), making it distinctly hotter than most other months. While the heat can be overwhelming, the humidity remains relatively comfortable at 52%, allowing for enjoyable evenings. Notably, July stands out with zero precipitation days, highlighting a dry spell that is typical for the peak summer season. This unique combination of heat and dryness makes July a vibrant time for outdoor activities in Rey. For a deeper understanding of how July compares to other months, check out the detailed weather patterns at Rey Climate.