Last updated: August 21, 2025
In July, Port Blair, India, experiences a tropical climate characterized by warm temperatures and significant rainfall. Daily highs reach around 29°C (85°F), while averages settle at a comfortable 28°C (82°F), ensuring pleasant weather for those visiting. The minimum temperature hovers at 26°C (79°F), providing a warm and inviting atmosphere. However, expect an impressive precipitation amount of 275 mm (10.8 in) over 27 days, with humidity levels averaging 84%, creating a lush, vibrant environment. This month is ideal for travelers seeking an authentic monsoon experience amid the natural beauty of this coastal paradise.
In July, Port Blair experiences a tropical warmth that is characteristic of the monsoon season. The temperatures hover with a minimum of 26°C (79°F) and peak at an average of 28°C (82°F), reaching a comfortable maximum of 29°C (85°F). This month sees the climate remaining consistently warm, similar to June, but with the potential for increased humidity and gentle monsoon showers, bringing a refreshing ambiance to the lush greenery of the region. With only slight fluctuations from previous months, it's a time when the natural beauty of the islands flourishes, making it an enchanting period for visitors seeking to embrace the serene and vibrant landscapes of Port Blair.
In July, Port Blair experiences a significant downpour, contributing 275 mm (10.8 in) of rainfall over approximately 27 days. This places July as one of the peak months for precipitation, following closely behind the record-setting June with 335 mm (13.2 in). The shift from the drier months of January through March, where rainfall is minimal, to the southwest monsoon season is striking. Notably, May and June serve as a precursor to July’s heavy rains, showcasing a gradual increase in precipitation that peaks in September. This consistent pattern underscores the tropical nature of Port Blair's climate, characterized by substantial rainfalls during the monsoon months, impacting both the environment and local livelihoods.
In July, Port Blair experiences a peak in humidity levels at 84%, marking it as one of the wettest months of the year. This increase follows a slight dip in May, where humidity dropped to 72%, making July feel particularly sticky and tropical. As the monsoon season progresses, humidity gradually rises from 80% in June, building up to even higher levels in August at 85%. This trend emphasizes the coastal climate's influence on Port Blair, where the blend of warm temperatures and elevated humidity creates a lush, vibrant environment. Despite the high moisture, this time of year is critical for the region’s biodiversity and agricultural activities.
In July, Port Blair experiences a UV Index of 14, maintaining its status as an extreme exposure category with a rapid burn time of just 10 minutes. This intensity is consistent with the preceding months, where the UV Index hovered between 13 and 15, emphasizing the region's high susceptibility to UV radiation. Interestingly, the UV Index remains stable through August and September as well, fluctuating minimally, creating a canopy of intense sunlight that demands caution. As you plan your outdoor activities, it’s crucial to stay informed and protected under the relentless sun. For more details on this, visit Port Blair UV Index.
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In July, Port Blair enjoys a delightful 297 hours of sunshine, striking a balance between the sun-drenched months of spring and the cooler, cloudier days of autumn. While this figure is a slight dip from the more radiant March and April, it remains vibrant compared to the preceding month of June, which experienced only 263 hours. The trend paints a picture of a tropical paradise where sunshine is plentiful, gradually ebbing as the year approaches the monsoon season. This makes July an appealing month for visitors seeking warm weather interspersed with refreshing tropical breezes, while also hinting at the impending lushness of the landscape.
In Port Blair, India, July marks a notable decline in the likelihood of experiencing sunny weather, with the chances plummeting to a mere 11%. This significant drop follows the trend established in the preceding months, where June already shows a low of 17%. The early months of the year display a more favorable outlook, with January kicking off at 50%, peaking at 70% in February before gradually tapering. As the monsoon season takes hold, the sun becomes increasingly shy, giving way to a wetter climate that persists through August, where the chances decrease further to 9%. Overall, July serves as a pivotal point in Port Blair’s weather pattern, clearly indicating a transition into the heart of the monsoon season.
In Port Blair, India, the month of July enjoys a steady 12 hours of daylight, consistent with the preceding months of April through June and extending into August and September. This balance of light serves as a hallmark of the region's tropical climate, providing ample opportunity for outdoor activities and exploration. As the year progresses, daylight begins a gradual decline in October, returning to 11 hours. Thus, July stands out as part of a stable stretch of bright, inviting days that characterize the coastal charm of Port Blair during the monsoon season, allowing both residents and visitors to embrace the natural beauty before the daylight hours wane.
In July, Port Blair experiences a notable rise in wind activity, with average wind speeds reaching 8.2 m/s (18 mph), the highest for the year. This surge in winds marks a significant shift from the calmer conditions of earlier months, where April and May saw much lower speeds around 2.7 m/s (6 mph) and 4.6 m/s (10 mph), respectively. The transition into the monsoon season in June sets the stage for this increase, with June itself already witnessing 7.0 m/s (16 mph). Following July, the wind speed begins to taper off again in August, dropping to 6.8 m/s (15 mph), indicating a cyclical pattern where summer breezes peak mid-year before gradually easing into the late months. This dynamic air movement not only signifies the changing seasons but also contributes to the unique charm of Port Blair's summer allure.
Weather in Port Blair varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Port Blair, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in July and January, notable differences in temperature and precipitation can be highlighted. July features slightly warmer temperatures, with minimums at 26°C (79°F) and averages reaching 28°C (82°F), while January has a somewhat cooler profile with minimums at 24°C (76°F) and averages of 27°C (80°F). Despite similar maximum temperatures of 29°C (84°F), July experiences significantly higher precipitation levels of 275 mm (10.8 in) over 27 days, compared to January's 72 mm (2.8 in) over just 10 days. The humidity is also notably higher in July at 84%, compared to 77% in January. For a closer look at January weather specifics, you can visit Port Blair weather in January.
In comparing the weather of July and February, July is characterized by significantly higher precipitation, experiencing about 275 mm over 27 days, while February sees only 15 mm spread over just 3 days. Temperatures in both months are quite similar, with July having average highs of 29°C (85°F) comparable to February’s maximum of 29°C (84°F). However, July is slightly more humid at 84%, compared to February’s 79%. For more detailed information, check out Port Blair weather in February.
In Port Blair, July and March exhibit similar temperature profiles, with average highs around 29°C (85°F) and lows near 25-26°C (78-79°F). However, July is significantly wetter, receiving an impressive 275 mm (10.8 in) of precipitation over 27 days, compared to just 9 mm (0.3 in) over 3 days in March. This results in a more humid atmosphere in July, with humidity levels peaking at 84%, while March maintains a slightly lower humidity of 81%. For a deeper look into March weather specifics, you can find more information here: Port Blair weather in March.
In comparing the weather of July and April, we see that both months exhibit warm temperatures, with April having a slightly higher maximum temperature of 30°C (87°F) compared to July's maximum of 29°C (85°F). However, July is characterized by significantly higher precipitation, receiving 275 mm (10.8 in) over 27 days, while April experiences only 79 mm (3.1 in) across 11 days. The humidity is also higher in July at 84%, compared to April's 77%, making July feel even more humid. For a more detailed look at April's weather, please visit Port Blair weather in April.
In comparing the weather between May and July, we find some notable similarities and differences. Both months feature a minimum temperature of 26°C (79°F) and an average temperature of around 28°C (82°F), indicating a consistently warm climate. However, July tends to be slightly cooler at a maximum of 29°C (85°F) compared to May's peak of 30°C (87°F). Precipitation levels are high in both months, with July receiving 275 mm (10.8 in) over 27 days, while May sees a little more, at 280 mm (11.0 in) across 26 days. Humidity is notably higher in July at 84%, in contrast to May's more comfortable 72%. For more specific insights into May's climate in Port Blair, you can refer to Port Blair weather in May.
In comparing the weather between June and July, both months experience similar temperature patterns, with minimums around 26°C (79°F) and averages at 28°C (82°F). However, July sees slightly lower maximum temperatures at 29°C (85°F) compared to June's peak of 30°C (85°F). Precipitation is notably reduced in July, accumulating 275 mm (10.8 in) over 27 days, while June has higher rainfall totals of 335 mm (13.2 in) during the same number of days. The humidity remains high in both months, with July at 84% and June at 80%. For a more detailed look at the weather conditions, you can visit Port Blair weather in June.
In July, the weather features a slightly warmer average temperature of 28°C (82°F) and experiences considerable rainfall, with 275 mm (10.8 in) over 27 days. Humidity is quite high at 84%, contributing to a muggy atmosphere. In contrast, August sees a slight decrease in the average temperature to 27°C (81°F), but the rainfall increases to 334 mm (13.1 in) across 28 days, making it one of the wettest months. Humidity rises marginally to 85%, resulting in equally oppressive conditions. For more details, you can visit Port Blair weather in August.
When comparing the weather in July and September, we find that both months are characterized by warm temperatures, but September tends to have slightly more consistent conditions. In July, temperatures range from a minimum of 26°C (79°F) to a maximum of 29°C (85°F), with an average of 28°C (82°F), while in September, the temperatures remain closely aligned with a minimum of 25°C (78°F), an average of 27°C (81°F), and a maximum of 29°C (84°F).
However, September sees increased precipitation, with a total of 374 mm (14.7 in) compared to July's 275 mm (10.8 in), despite both months experiencing rainfall on 27 days. Humidity levels are also slightly lower in September at 82% compared to July's 84%. For more detailed information, you can check out Port Blair weather in September.
In comparing the weather between July and October, we observe that both months experience warm temperatures, with July having slightly higher averages, ranging from a minimum of 26°C (79°F) to a maximum of 29°C (85°F), compared to October's minimum of 25°C (78°F) and maximum of 29°C (84°F). While their average temperatures are fairly close, October tends to be slightly drier, with 305 mm (12.0 in) of precipitation over 28 days, compared to July's 275 mm (10.8 in) over 27 days. Humidity levels are also lower in October at 79%, down from July’s 84%. For more detailed information on the October weather specifically, you can check Port Blair weather in October.
In July, the weather is characterized by higher humidity at 84% and significant rainfall, with an average precipitation of 275 mm spread over 27 days. The temperatures remain quite warm, ranging from a minimum of 26°C (79°F) to a maximum of 29°C (85°F). In contrast, November brings slightly cooler and less humid conditions, with an average temperature of 27°C (82°F) and a reduction in both precipitation and humidity, dropping to 195 mm over 19 days and 79% humidity. Despite these differences, November still maintains warm temperatures similar to July. For more specific details on the weather in November, you can check out Port Blair weather in November.
In July, the weather is notably warmer and more humid, with average temperatures ranging from 26°C (79°F) to a maximum of 29°C (85°F) and high humidity at 84%. This month also experiences significant rainfall, with about 275 mm (10.8 in) spread over 27 days, making it one of the wettest months of the year. In contrast, December offers slightly cooler and drier conditions, with temperatures fluctuating between 24°C (76°F) and 29°C (85°F). With only 137 mm (5.4 in) of precipitation over 14 days, and humidity at a more manageable 78%, December presents a much more pleasant climate. For more detailed information, you can check Port Blair weather in December.
As July descends upon Port Blair, the island embraces a distinctively humid and rainy atmosphere, significantly setting it apart from the other months of the year. With persistent showers contributing to a notable increase in precipitation, residents and visitors alike experience a lush, green landscape. The temperatures remain relatively mild, creating a comfortable, albeit soggy, environment. This month's weather is characterized by its high humidity, often exceeding 80%, which can make the air feel thicker and more oppressive. Despite the frequent rainfall, July's warmth and enveloping atmosphere offer a unique charm to the island, perfect for those who appreciate the vibrant beauty of nature in its most lush form. For an in-depth understanding of the weather patterns throughout the year, visit Port Blair Climate.