Narayanganj

Planning your day in Narayanganj? In this section, you will find the most up-to-date weather information, including detailed forecasts and visual charts.

The climate in Narayanganj, located in Bangladesh, is tropical monsoon. This means the city is characterized by high temperatures throughout most of the year and clearly defined wet and dry seasons. Visitors should expect warm or hot weather regardless of the time of their visit, but rainfall amounts vary significantly depending on the month.

Narayanganj has two distinct main seasons. From May to October, the hot and humid monsoon season prevails. During this period, average temperatures hover around 29°C, and precipitation reaches its peak, especially from June to September, which also sees the highest number of rainy days (up to 28 per month). From November to February, a cooler and drier season sets in. Average temperatures during these months are more comfortable, ranging from 18.7°C in January to 24.1°C in November, while rainfall is virtually non-existent. March and April are transitional months when air temperatures gradually rise, and the number of rainy days begins to increase, signaling the approaching monsoon.

The climate in Narayanganj is characterized by a pronounced warm season and mild winters. The annual range of average temperatures fluctuates from 18.7°C in January to 29.3°C in June. The hottest months are April, May, June, July, August, and September, when the average daytime temperature stays consistently around 29°C, and maximum values can reach 32-33.7°C, particularly in April. The coolest month is considered to be January, with an average temperature of 18.7°C, minimum night-time figures around 13.5°C, and daytime maximums up to 23.9°C.

The summer period, which lasts approximately from April to October, is marked by hot and very humid weather. Average maximum temperatures during these months range from 30.9°C to 33.7°C, while minimum night-time temperatures rarely drop below 24-26°C. June, July, and August stand out in particular, with average daily temperatures around 29°C. These months see the smallest difference between day and night temperatures, about 5-7°C, which, combined with the high number of rainy days, creates a feeling of constant mugginess.

The winter months, specifically December and January, bring a pleasant coolness to Narayanganj. The average temperature in January is 18.7°C, and in December, it is 20.2°C. During the day, the air warms up to a comfortable 23-25°C, while at night, temperatures can drop to 13-15°C. In these months, as well as in February and November, there is a more significant daily temperature range, reaching 9-11°C, making evenings and nights noticeably fresher. Precipitation during the winter period is minimal, contributing to drier and more comfortable weather.

Narayanganj experiences pronounced seasonality in rainfall, typical of the climate in Bangladesh. The year can be clearly divided into dry and wet periods. The dry season usually falls between November and February, when rainfall is minimal. The wet season, which brings the bulk of the annual moisture, lasts from May to October.

The driest months in Narayanganj are January and February. During this period, according to average data, there is no rainfall at all (0 mm), and the number of days with precipitation is only 1-2 per month. The transition to wetter weather begins in March (1 mm of rainfall, 8 rainy days) and April (4 mm, 11 rainy days). The highest amount of rainfall occurs in June — an average of 11 mm — while July and August are also very wet (9 mm of rainfall each). Snow is not characteristic of this region; all precipitation falls as rain.

The frequency of rain increases sharply with the onset of the wet season. While there are only 1-2 rainy days in January and February, by May, that number reaches 21. The peak frequency of precipitation occurs in July and August, with an average of 28 rainy days in each month. June also has many rainy days — around 27. In September, it rains for an average of 24 days, and in October, the number drops to 16 days, signaling the gradual end of the wet season. November and December become dry again, with 1 mm of rainfall and only 2 rainy days each.

When planning a trip to Narayanganj, it is important to consider the two main seasons: the relatively dry and warm period, and the hot, humid rainy season. From November to February, the weather is most comfortable for travel, with average temperatures ranging from 18.7°C to 21.5°C and minimal rainfall. For this time of year, you will need light clothing made of natural fabrics (cotton, linen) for daytime outings, as well as a light jacket, sweater, or shawl for cooler evenings and mornings when temperatures can drop to 13-16°C. Don't forget comfortable walking shoes.

Starting in March, temperatures in Narayanganj gradually rise, reaching a peak of heat and humidity between May and September, which coincides with the monsoon season. Average daytime temperatures during this time stay around 29°C, and the number of rainy days can reach 28 per month. Very light, loose, breathable, and quick-drying clothing is absolutely essential during this period. Be sure to bring a high-quality umbrella and/or a lightweight waterproof raincoat. Waterproof shoes or sandals that can handle getting wet and dry quickly will also be useful. Sunscreen with high SPF, a hat, and sunglasses will be your constant companions, even on cloudy days.

Regardless of the season, it is worth bringing insect repellent for a trip to Narayanganj, especially if you plan to spend time outdoors in the evening. The principle of layering clothing can be helpful, particularly in the transitional months (March, April, October) when the weather can be changeable. Remember the importance of drinking enough water to stay hydrated in the hot climate of Bangladesh. And, of course, a comfortable bag or backpack for daily essentials will make your city walks more convenient.