Last updated: August 21, 2025
In January, Port Blair, India, experiences a pleasantly warm climate, with maximum temperatures reaching up to 29°C (84°F) and an average temperature of 27°C (80°F). The minimum temperature typically hovers around 24°C (76°F), providing comfortable conditions for both locals and visitors. However, the month sees moderate rainfall with an average precipitation amount of 72 mm (2.8 in) spread over approximately 10 days, contributing to a humidity level of 77%. This blend of warmth and moisture creates a lush, vibrant atmosphere, ideal for enjoying Port Blair's stunning natural beauty.
In January, Port Blair experiences mild and pleasant temperatures, making it an idyllic time for visitors to enjoy the stunning landscapes and vibrant culture. With a minimum temperature of 24°C (76°F) and an average of around 27°C (80°F), the days tend to be warm yet comfortable. The peak temperatures reach 29°C (84°F), offering plenty of opportunities for outdoor activities without the sweltering heat. This trend of consistently warm weather continues into February, while a slight increase is observed in March with minimums rising to 25°C (78°F). Overall, January sets the tone for Port Blair's tropical climate, with temperatures gradually rising towards the warmer months ahead, creating a perfect environment for exploration and relaxation.
In January, Port Blair experiences a notable precipitation total of 72 mm (2.8 in), spread over approximately 10 days, marking the beginning of a dynamic wet season. This month typically signals a shift from the relatively dry peak of winter to a more humid atmosphere, with rainfall increasing significantly as the year progresses. Comparatively, as February approaches, the precipitation plunges to just 15 mm (0.6 in), reflecting a brief respite. This trend continues into March, where rainfall drops to a mere 9 mm (0.3 in), allowing for clearer skies and pleasant weather. However, as April rolls in, droplets begin to return, setting the stage for the lush, vibrant monsoon season that follows, culminating in staggering rainfall totals by mid-year. Overall, January acts as a transitional period, hinting at the abundant rain that is yet to come while offering a glimpse of the tropical paradise's diverse climate.
In January, Port Blair experiences a comfortable humidity level of 77%, setting the stage for a month that feels both refreshing and inviting. As the year progresses into February, humidity rises slightly to 79%, hinting at the onset of warmer weather. By March, this trend continues with humidity reaching 81%, providing a signal that the tropical climate is becoming more pronounced. Interestingly, April sees a dip back to 77%, offering a brief respite before the peak months of humidity arrive. May marks the beginning of the summer, with a decrease to 72%, but as the monsoon approaches in June, humidity spikes to 80%. This upward trend continues, reaching its peak in July and August with levels of 84% and 85% respectively, creating a lush, verdant environment typical of monsoon season. As the year winds down, humidity slightly decreases to 82% in September, then stabilizes in the following months, with October, November, and December hovering around 79% to 78%. This overall pattern showcases the dynamic yet humid climate of Port Blair, with January setting a comfortable tone that leads into the more humid months ahead.
In January, Port Blair experiences an extreme UV Index of 11, indicating very high sun exposure risk with a burn time of just 10 minutes. This trend continues into February and peaks in March with a staggering index of 15. The intensity remains consistently extreme throughout the spring months, with values of 14 in both April and May, before slightly decreasing to 13 in June. The pattern persists into the summer, with July and August registering 14, then stabilizing at 13 in October. Interestingly, as the year wraps up, the UV Index gradually diminishes, hitting 11 in November and 10 in December, yet still classified as very high. To stay safe under the sun, it’s essential to monitor these trends regularly, as detailed at Port Blair UV Index.
UV Risk Categories
In January, Port Blair basks in 264 hours of sunshine, setting a bright tone for the year ahead. As the months progress, the island experiences a steady increase in radiant days, peaking in March with an impressive 348 hours of sunlight. This trend reflects the region's tropical climate, offering an inviting atmosphere for tourists and locals alike. However, the sunny days slightly taper off in the warmer months of June and August, where cloudy skies reduce the hours to 263 and 258, respectively. Yet, the sunshine quickly rebounds in the later months, with October through December showcasing an average of over 300 hours of glorious sunlight. This pattern not only highlights Port Blair's vibrant natural beauty but also underscores its appeal as a year-round destination for those seeking warmth and light.
In January, Port Blair enjoys a 50% chance of sunny weather, making it a delightful time for visitors seeking a balance of pleasant sunshine and mild temperatures. The likelihood of sunshine increases significantly in February to 70%, marking the peak of dry weather before the monsoon sets in. As we progress through the year, the sun's presence tends to fluctuate, with a noticeable decline from April's 45% to a mere 11% in the heart of the rainy season, typically between June and July. However, as September rolls in, the sun starts to reemerge, culminating in a 65% likelihood of clear days by December. Overall, the trend showcases a pronounced seasonal shift in Port Blair’s weather, with January serving as a sweet spot for sun-seekers before the clouds of summer arrive.
In January, Port Blair enjoys 11 hours of daylight, a duration that remains steady through February. As the days transition into March, a subtle shift occurs, with daylight extending to 12 hours and maintaining this duration through the lush months of April to September. This consistency in daylight fosters a vibrant atmosphere, perfect for outdoor adventures. However, as the year winds down, daylight tapers back to 11 hours from October through December, marking a gentle return to shorter days. Overall, Port Blair’s daylight trends highlight a pleasing mix of stability and seasonal change, inviting visitors to experience the beauty of each unique moment.
In Port Blair, India, January greets visitors with an average wind speed of 5.7 m/s (13 mph), making it a refreshing time to enjoy the outdoors. As the year progresses, a noticeable decline occurs in February, with winds calming to 4.8 m/s (11 mph), creating a more tranquil atmosphere. However, this calm is short-lived, as March and April see a further drop to 3.0 m/s (7 mph) and 2.7 m/s (6 mph), ushering in the calmer pre-monsoon period. May experiences a slight uptick to 4.6 m/s (10 mph), but the winds truly pick up momentum in June, reaching 7.0 m/s (16 mph). The summer months peak in July with a vibrant 8.2 m/s (18 mph), offering a lively contrast to the stillness of the earlier months. As the year winds down, the speeds stabilize around the 5 to 6 m/s mark from August through November, only to see a modest increase in December, reflecting the varied yet cyclical nature of Port Blair's winds throughout the year.
Weather in Port Blair varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Port Blair, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather features consistently warm temperatures with a minimum of 24°C (76°F) and an average high of 29°C (84°F), accompanied by relatively high humidity at 77% and notable rainfall of 72 mm (2.8 in) over 10 days. In contrast, February maintains a similar temperature range, peaking at an average high of 29°C (84°F), but experiences a significant reduction in precipitation, with only 15 mm (0.6 in) over just 3 days and slightly higher humidity at 79%. This shift results in February offering a drier and more comfortable atmosphere compared to the wetter January. For more details, visit Port Blair weather in February.
In January, the weather in Port Blair typically sees temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), with an average of 27°C (80°F). This month experiences relatively high humidity at 77% and considerable rainfall, totaling 72 mm (2.8 in) over about 10 days. In contrast, March presents a slightly warmer climate, with minimum and average temperatures of 25°C (78°F) and 28°C (82°F) respectively, while still peaking at 29°C (85°F). Notably, March is much drier, with just 9 mm (0.3 in) of precipitation spread over 3 days, alongside a marginally higher humidity level of 81%. For a detailed overview of weather conditions in March, refer to Port Blair weather in March.
In January, the weather typically features temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), with an average temperature of 27°C (80°F). This month sees about 72 mm (2.8 inches) of precipitation spread over 10 days, coupled with a consistent humidity level of 77%. By April, temperatures rise slightly, with a minimum of 25°C (78°F) and a maximum of 30°C (87°F), averaging at 28°C (83°F). Precipitation increases to 79 mm (3.1 inches) over 11 days, while humidity remains steady at 77%. For more detailed information, check Port Blair weather in April.
When comparing the weather between January and May, we notice some notable differences. January typically sees temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), with an average of 27°C (80°F) and a humidity level of 77%. In contrast, May experiences slightly warmer temperatures, with a minimum of 26°C (79°F), an average of 28°C (83°F), and a maximum of 30°C (87°F). However, May is characterized by significantly higher precipitation, totaling 280 mm (11.0 in) over 26 days, compared to January's 72 mm (2.8 in) over just 10 days. Overall, while both months are warm and humid, May brings more rain and slightly higher temperatures. For more detailed information, you can visit Port Blair weather in May.
In January, the weather is warm with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F), and an average of 27°C (80°F). The month sees relatively low precipitation at 72 mm (2.8 in) over about 10 days, with humidity levels around 77%. In contrast, June experiences slightly higher temperatures, with a minimum of 26°C (79°F) and a maximum of 30°C (85°F), alongside a higher average of 28°C (82°F). However, June is much wetter, with precipitation soaring to 335 mm (13.2 in) over 27 days, and slightly increased humidity at 80%. For more information on the weather during this month, you can check Port Blair weather in June.
In January, the weather in Port Blair is characterized by relatively mild temperatures, with minimums around 24°C (76°F) and an average of 27°C (80°F). The month sees less rainfall, totaling about 72 mm (2.8 in) over approximately 10 days, accompanied by a humidity level of 77%. In contrast, July experiences slightly warmer temperatures, with minimums of 26°C (79°F) and an average of 28°C (82°F). However, it also brings significantly more rainfall, with 275 mm (10.8 in) falling over 27 days, and humidity rises to 84%. For a detailed look at the weather in July, Port Blair weather in July provides comprehensive insights.
January and August present contrasting weather experiences despite having similar temperature ranges. In January, temperatures typically hover between 24°C (76°F) and 29°C (84°F) with an average of 27°C (80°F), accompanied by moderate humidity at 77%. The month also sees around 72 mm (2.8 in) of rainfall over approximately 10 days. In contrast, August remains slightly warmer with minimum temperatures starting at 25°C (78°F) and experiencing significant rainfall, totaling 334 mm (13.1 in) spread across 28 days. The humidity also rises to 85% during this month. For more detailed weather information, you can visit Port Blair weather in August.
In comparing the weather of January and September, both months maintain similar average temperatures, hovering around 27°C (81°F), with maximums reaching 29°C (84°F). However, January is characterized by significantly lower precipitation, receiving only 72 mm (2.8 inches) over about 10 days, while September experiences a dramatic increase in rainfall, accumulating 374 mm (14.7 inches) across 27 days. Additionally, humidity levels are slightly higher in September at 82%, compared to 77% in January. Overall, September presents a wetter and more humid climate, making it quite different from the drier January weather. For more details, you can visit Port Blair weather in September.
In comparing January and October weather, both months share similar average temperatures, hovering around 27°C (81°F). However, January typically experiences slightly lower minimum temperatures, beginning at 24°C (76°F), while October starts at 25°C (78°F). A significant contrast arises in terms of precipitation, as October sees a dramatic increase with 305 mm (12.0 in) of rainfall over 28 days, compared to January's 72 mm (2.8 in) over just 10 days. Humidity levels show a minor increase in October, measuring at 79% compared to January's 77%. For more detailed insights, you can refer to Port Blair weather in October.
In comparing the weather between January and November, both months exhibit warm temperatures, with averages hovering around 27°C (80°F). However, January tends to be slightly cooler at night, with minimum temperatures around 24°C (76°F), compared to November's minimum of 25°C (78°F). Precipitation is significantly higher in November, totaling 195 mm (7.7 in) over 19 days, while January faces only 72 mm (2.8 in) spread across 10 days, resulting in a noticeably drier month. Humidity levels are similar, with January at 77% and November at 79%, contributing to a consistently tropical feel in both months. For a more detailed view of September's weather patterns in Port Blair, visit Port Blair weather in November.
In January, the weather remains warm and consistent with a minimum temperature of 24°C (76°F) and an average of 27°C (80°F), while the maximum reaches around 29°C (84°F). However, January experiences less rainfall than December, with only 72 mm (2.8 in) of precipitation spread over approximately 10 days, and a humidity level of 77%. In contrast, December has a slightly higher average maximum temperature of 29°C (85°F) and records more significant rainfall at 137 mm (5.4 in) across 14 days, paired with a humidity level of 78%. For more details on December weather, you can visit Port Blair weather in December.
In January, Port Blair embraces a unique climate that sets it apart from other months of the year. The milder temperatures create a comfortable atmosphere, ideal for outdoor adventures and exploration, while the moderate humidity adds a pleasant touch to the tropical environment. Although the month witnesses a higher number of precipitation days, the overall rainfall remains manageable, allowing for ample sunshine to break through the clouds. This combination results in a delightful blend of warmth and freshness, making January one of the best times to visit. For a more detailed understanding of the weather patterns throughout the year, check out Port Blair Climate.