Last updated: August 21, 2025
July in Siem Reap, Cambodia, presents a tropical climate characterized by warm temperatures and high humidity. With maximum temperatures reaching up to 38°C (101°F) and an average of 29°C (85°F), the weather can be quite stifling, particularly for those unaccustomed to the heat. The minimum temperature hovers around 25°C (77°F), providing little respite from the warmth. This month also sees significant rainfall, with an average precipitation of 145 mm (5.7 in) spread over 23 days, contributing to a humid environment with levels often around 88%. Visitors should prepare for sporadic downpours while enjoying the vibrant landscapes and cultural heritage that Siem Reap has to offer.
In July, Siem Reap experiences warm tropical weather, with temperatures typically ranging from a minimum of 25°C (77°F) to a maximum of 38°C (101°F). The average temperature hovers around 29°C (85°F), making it one of the milder months in the wet season. This month marks a slight increase in humidity as the region transitions into the vibrant greenery of the rainy season, contributing to a more comfortable yet muggy atmosphere compared to the scorching heat of April and May. While the daily temperatures may not peak as high as in the spring, visitors can expect a mix of sunshine and refreshing rain, perfect for exploring the breathtaking temples and lush landscapes that Siem Reap has to offer.
In July, Siem Reap experiences a notable peak in precipitation, with 145 mm (or 5.7 inches) of rain falling over an average of 23 days. This marks a significant increase from the previous months and sets the stage for the region's lush, vibrant landscape. The rainy season normally intensifies during this time, as July's rainfall builds upon the wet conditions established in June (117 mm). This pattern continues into August and September, where precipitation amounts rise further, illustrating the region's transition into its most humid period. The consistent rain nourishes the rich biodiversity and supports the thriving agricultural backdrop of the area, making July a pivotal month in Siem Reap's annual climate cycle.
In July, Siem Reap experiences high humidity levels that soar to 88%, contributing to a tropical atmosphere that envelops the region. This is part of a significant trend observed from the late spring through summer, where humidity begins its steep climb; it rises considerably from 55% in April to a striking 86% in June, and continues upwards in July. The trend persists into August and September, peaking at 90%, making the late summer months notably sultry. As the year progresses towards the cooler spell in October and beyond, humidity gradually declines, providing a bit of respite from the heavy, moisture-laden air that characterizes the heart of the rainy season.
In July, Siem Reap experiences a UV Index of 14, classifying it in the extreme exposure category, with a quick burn time of just 10 minutes. This trend of high UV levels continues from June, where it also reached a level of 13, and is consistent with the preceding months of February, March, April, and May, all peaking at an impressive 14 or higher. With such persistent intensity, it’s crucial for residents and visitors alike to take necessary precautions against sun exposure. As the summer progresses, the UV Index remains robustly high through August and September, reinforcing the need for effective sun protection strategies. For more detailed insights, you can check the Siem Reap UV Index.
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In July, Siem Reap basks in a delightful 300 hours of sunshine, continuing a trend of consistent daylight hours that characterize the region's mid-year charm. Following the peak sunlight of March, which boasted an impressive 326 hours, the summer months maintain a vibrant glow, with June and July offering a reassuring balance of warmth and brightness. This sunny reprieve slightly tapers into August with 287 hours, hinting at the gradual shift towards the lush greenery of the rainy season. Overall, July's luminous days contribute to the enchanting allure of Siem Reap, attracting wanderers to explore its ancient temples under the brilliant sun.
In Siem Reap, Cambodia, July presents a stark contrast to the more sunlit months earlier in the year, with a mere 16% chance of experiencing sunny weather. This trend highlights the region's transition into the rainy season, where the summer sun retreats, paving the way for heavier downpours and cloud cover. This downward shift in sunshine probability continues from June's already low 24%, underscoring the pervasive gloom that characterizes much of the season. As the temperatures rise, visitors can expect July's climate to be more about experiencing lush landscapes nourished by the rains than basking in the sun.
In Siem Reap, Cambodia, the month of July continues the trend of consistent daylight, offering a generous 12 hours of sunlight each day. This pattern, established in March, persists through the summer months, reflecting a balance in daylight that remains steady from June to August. Following the peak of daylight during this time, the hours gradually decrease as the year progresses, dipping to 11 hours in the cooler months of January, February, October, November, and December. This consistency not only allows for ample exploration of the region's stunning temples and vibrant culture but also highlights the tropical climate's influence on daily life in Siem Reap throughout the year.
In July, Siem Reap experiences a delightful swirl of warm breezes, with an average wind speed of 3.2 m/s (7 mph). This slight dip from June's speed of 3.3 m/s (7 mph) marks the peak of the region's summer, where the wind begins to gently soothe the rising temperatures. Compared to the quieter months earlier in the year, such as April and May, where winds barely reached 2.1 m/s (5 mph), July's refreshing gusts provide a perfect backdrop for exploring the ancient temples and lush landscapes of this enchanting Cambodian city. As the monsoon approaches, the steady winds of July further enhance the vibrant atmosphere, making it an ideal time to experience both the natural beauty and cultural richness that Siem Reap has to offer.
Weather in Siem Reap varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Siem Reap, focusing on differences in temperature, rainfall, humidity, and UV levels.
July and January present stark contrasts in weather conditions. In July, temperatures are significantly higher, with averages around 29°C (85°F) and highs reaching up to 38°C (101°F), while the humidity is a sweltering 88%. This month also sees considerable rainfall, with 145 mm (5.7 in) spread over 23 days. In contrast, January is much milder, featuring a minimum temperature of 15°C (59°F) and an average of 27°C (81°F). The month enjoys dry conditions with only 11 mm (0.4 in) of precipitation over just 2 days and a much more comfortable humidity level of 55%. For those looking to understand more about the specific weather in January, you can visit Siem Reap weather in January.
July and February present quite contrasting weather patterns. In July, temperatures range from a minimum of 25°C (77°F) to a scorching maximum of 38°C (101°F), with an average temperature of 29°C (85°F). The month is also characterized by high humidity at 88% and significant rainfall, totaling 145 mm (5.7 in) over 23 days, creating a humid and wet environment. In contrast, February boasts milder temperatures ranging from a minimum of 17°C (63°F) to a maximum of 36°C (97°F), with a comfortable average of 28°C (82°F). Additionally, February experiences much lower precipitation at just 9 mm (0.3 in) spread over only 2 days, and humidity sits at a more tolerable 50%. For more detailed information on February weather, visit Siem Reap weather in February.
When comparing the weather in July and March, July tends to be hotter and more humid. In July, temperatures range from a minimum of 25°C (77°F) to a maximum of 38°C (101°F), with an average temperature of 29°C (85°F). This month also experiences significant rainfall, recording approximately 145 mm (5.7 in) over 23 days, leading to a high humidity level of 88%. In contrast, March offers slightly cooler conditions, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 37°C (99°F), and an average temperature of 30°C (86°F). Furthermore, March sees far less precipitation, about 40 mm (1.6 in) over just 6 days, coupled with a much lower humidity level of 47%. For more details, you can visit Siem Reap weather in March.
When comparing the weather in July and April, significant differences emerge. April typically experiences slightly lower minimum temperatures of 20°C (68°F) but boasts a higher average temperature of 30°C (87°F) and a maximum reaching 39°C (102°F). In contrast, July has a minimum temperature of 25°C (77°F) and a lower average of 29°C (85°F), with a maximum temperature of 38°C (101°F). Precipitation is another contrasting factor: April sees 86 mm (3.4 in) over 14 days, while July experiences much heavier rainfall at 145 mm (5.7 in) across 23 days, resulting in higher humidity levels of 88% compared to April's 55%. For more detailed information, you can check Siem Reap weather in April.
In comparing the weather between May and July, both months exhibit warm temperatures, but with some notable differences. May tends to have slightly lower minimum and average temperatures, with a minimum of 22°C (72°F) and an average of 30°C (86°F), reaching a maximum of 39°C (103°F). July, on the other hand, enjoys a higher minimum temperature of 25°C (77°F) and an average temperature of 29°C (85°F), peaking at 38°C (101°F). Precipitation levels are similar, with May receiving 141 mm (5.6 in) over 20 days and July experiencing slightly higher rainfall at 145 mm (5.7 in) over 23 days. Additionally, July has higher humidity at 88%, compared to May's 78%. For more details, check the Siem Reap weather in May.
In comparing the weather patterns of July and June, we find that July experiences slightly cooler minimum temperatures, with a low of 25°C (77°F) compared to June's 26°C (79°F). However, the average temperatures in both months are quite similar, with July averaging 29°C (85°F) and June at 30°C (86°F). Interestingly, both months reach a maximum of 38°C (100°F in June and 101°F in July).
July also sees increased rainfall, with total precipitation of 145 mm (5.7 in) over 23 days, while June has 117 mm (4.6 in) of rain across 21 days. The humidity is slightly higher in July at 88%, compared to June's 86%. Overall, while both months are characterized by hot temperatures, July tends to be wetter and a bit more humid than June. For more detailed weather insights, check out Siem Reap weather in June.
In July, the weather features a minimum temperature of 25°C (77°F) and peaks at a maximum of 38°C (101°F), with an average temperature of 29°C (85°F). The month experiences significant rainfall, totaling 145 mm (5.7 in) over 23 days, accompanied by high humidity at 88%. Conversely, August shows similar temperature patterns, with a minimum of 25°C (77°F), an average of 29°C (85°F), and a slightly lower maximum of 37°C (99°F). However, it sees a slight increase in precipitation to 152 mm (6.0 in) over the same number of rainy days and a marginal uptick in humidity, reaching 90%. For more details on August weather, visit Siem Reap weather in August.
In July, the weather is characterized by warmer temperatures, with an average of 29°C (85°F) and maximums reaching up to 38°C (101°F). However, this month also experiences significant rainfall, totaling 145 mm (5.7 inches) over 23 days, combined with high humidity levels at 88%. In contrast, September sees slightly cooler average temperatures at 28°C (84°F) and maximums that cap at 35°C (96°F). Nonetheless, it is wetter, with precipitation increasing to 240 mm (9.4 inches) spread across 25 days and humidity rising to 90%. To learn more about the specific conditions in September, you can visit Siem Reap weather in September.
In July, the weather is characterized by warmer temperatures, with minimums around 25°C (77°F) and average highs reaching up to 38°C (101°F). The month sees considerable rainfall, with 145 mm (5.7 in) of precipitation over 23 days and high humidity levels averaging 88%.
In contrast, October presents slightly cooler conditions, with minimum temperatures of 22°C (72°F) and average highs of 34°C (93°F). However, it experiences increased rainfall, totaling 238 mm (9.4 in) over 22 days, accompanied by a marginally lower humidity level of 85%. For more detailed information, you can check Siem Reap weather in October.
In July, the weather is noticeably warmer, with temperatures ranging from a minimum of 25°C (77°F) to a scorching maximum of 38°C (101°F) and averaging around 29°C (85°F). The month also experiences significant rainfall, with a total precipitation of 145 mm (5.7 in) spread over 23 days and high humidity levels of 88%. In contrast, November features milder temperatures, with a minimum of 21°C (71°F), an average of 27°C (82°F), and a maximum of 34°C (94°F). This month sees considerably less rainfall, totaling 78 mm (3.1 in) over just 13 days, and lower humidity at 79%. For more details, check out Siem Reap weather in November.
In comparing the weather between July and December, July is significantly hotter and more humid, with average temperatures around 29°C (85°F) and maximums soaring up to 38°C (101°F). The month experiences substantial rainfall, with precipitation occurring on 23 days and totaling 145 mm (5.7 inches). In contrast, December offers much more moderate conditions, with temperatures averaging 26°C (80°F) and maximums reaching 34°C (94°F). Rainfall is scarce during this month, with only 23 mm (0.9 inches) measured over 5 days, and humidity drops to a more comfortable 68%. For more detailed information, check out Siem Reap weather in December.
July in Siem Reap presents a unique blend of warmth and humidity, setting it apart from other months. While temperatures often soar to a high of 38°C (101°F), the average remains a balmy 29°C (85°F), making it important for travelers to stay hydrated and seek shade. This month is also characterized by frequent rain, with about 23 days of precipitation, accumulating to 145 mm (5.7 inches). The high humidity level of 88% can make the heat feel even more intense, so visitors should be prepared for the tropical climate. For a deeper understanding of how July weather compares to other times of the year, you can explore the detailed insights available at Siem Reap Climate.