The climate of Khulna
Khulna,
Bangladesh falls under Aw on the Köppen climate classification. This corresponds to a tropical wet and dry or savanna climate. Spanning on the southeast part of the country, this city experiences high temperatures throughout the year, mixed with bouts of heavy rainfall during the monsoon period.
Over the span of the calendar year, high temperatures float in a range from 26.5°C (79.7°F) to 36.2°C (97.2°F). The city transitions to the warm periods of the year mainly from the late dry season (
April) to the early wet season (
July). The coolest highs are found during the months in the winter season and the end of the monsoon period.
Low temperatures fluctuate from 15.5°C (59.9°F) to 28°C (82.4°F) across the year. The chilliest lows are predominantly experienced towards the start of the dry period (
January), transitioning to the warmest lows experienced towards the end of the wet period (July and
August).
The city’s relative humidity registers from 47% in
February to 80% from July to
September. Expect higher humidity tracks whenever the monsoons accelerate—the
June-August period sees the highest levels of humidity.
The rainfall in Khulna varies considerably, spanning from 5mm (0.2") in January to a high of 240mm (9.45") in July. The monsoon season entails the highest levels of rainfall, with the highest volume noticed from
May to September. Meanwhile, the city sees the least rainfall in the dry period with the months of
December to February experiencing a deficit of rainfall.
The best time to visit Khulna
The period from
November to
February is considered the most opportune time to visit
Khulna. During these months, temperatures tend to be milder, fluctuating from 15.5°C (59.9°F) to 26.5°C (79.7°F). Rainfall remains relatively low, with a range from 5mm (0.2") to 6mm (0.24"). There is reasonable sunshine duration between 7.3 hours to 7.4 hours and daylight hours hovering around 10.7 hours to 11.1 hours. Thus, promoting excellent visibility and pleasant weather for sightseeing and exploring the city.
The worst time to visit Khulna
The monsoon period brimming from
June to
September is possibly the least ideal time to visit. Temperatures remain quite high, with highs range from 32.2°C (90°F) to 35.4°C (95.7°F) and nighttime temperatures not providing much respite registering between 26.8°C (80.2°F) to 28°C (82.4°F). This period also witnesses the highest rainfall, peaking at 240mm (9.45") in
July. Furthermore, the city experiences high cloud cover, ranging from 43% to 57%, ensuing in decreased sunshine hours and high humidity intensifying the discomfort level.
Spring weather in Khulna
Spring months in
Khulna, namely
March and
April, starts with daytime temperatures of 30.7°C (87.3°F) in March that escalates to 36.2°C (97.2°F) in April. This period sees an increase in both relative humidity and rainfall as the city transitions from dry to the wet period. Rainfall leaps from 11mm (0.43") in March to 53mm (2.09") in April. The spring season also sees daylight hours increase from 11.4 hours to 12.7 hours.
Summer weather in Khulna
Khulna experiences summer from
May to
September. During this period, daytime temperatures marginally recede from the highs of
April but stay within range of 31°C (87.8°F) to 35.4°C (95.7°F). Humidity levels increase significantly peaking at 80% from
July to September. Correspondingly, the city sees an augmentation of rainfall with the peak of 240mm (9.45") in July. Despite the increased cloud cover, daylight hours remain quite high, with the duration spanning from 12.3 hours to 13.5 hours.
Autumn weather in Khulna
Autumn in
Khulna, typified by the months of
October and
November, experiences temperature highs from 31°C (87.8°F) to a more relaxed 29°C (84.2°F), with the nights cooling down to a comfortable 19.5°C (67.1°F) by November. The city sees a reduced level of rainfall from 106mm (4.17") in October to 36mm (1.42") in November, indicating the end of the wet period. The decrease in rain coincides with a considerable decrease in humidity, cloud cover, and a rise in sunshine hours.
Winter weather in Khulna
Winter months from
December to
February showcase milder daytime temperatures from 26.5°C (79.7°F) to 26.8°C (80.2°F). The nighttime temperatures plunge to the lowest of 15.5°C (59.9°F) in
January. Despite being the coolest months, these are the driest months of the year, with rainfall levels dropping to an all-time low of 5mm (0.2") in January. These months also observe a decrease in relative humidity to 50%, and an increase in sunshine duration from 7.3 hours to 7.5 hours, complemented by daylight hours of around 10.7 hours to 10.9 hours.
Weather in January
January marks the beginning of the year in
Khulna,
Bangladesh, with a gentle transition from winter to spring. The weather is marked by a combination of mild temperatures and low humidity, providing a pleasant climate for outdoor activities.
Weather in January » Weather in February
Moving from
January to
February, there's a noticeable but gradual increase in temperature. This slight warming trend introduces a bit more humidity, while wind-speeds remain fairly unchanged. February keeps up the trend set by January, having a relatively dry nature with only a marginal increase in rainfall at 11mm (0.43") distributed over 3.1 days on average.
Weather in February »Weather in March
As the calendar leaps forward to
March,
Khulna's develops a warm and slightly more humid environment. The shift between
February and March sees a more noticeable increase in temperature, indicating the onset of pre-summer conditions.
Weather in March »
Weather in April
April embraces the true essence of summer in
Khulna, with an evident hike in temperatures and humidity. As compared to
March, the weather turns quite hot and the sky doesn’t stay as clear. The month is characterized by its significantly high rainfall, with precipitation reaching 53mm (2.09") over a span of 14 days.
Weather in April » Weather in May
May sets the stage for peak summer in
Khulna, with a substantial rise in both temperatures and humidity. This period marks a shift from the onset of the rainy season in
April, to a more established pattern of regular rainfall. The city witnesses its highest rainfall in May, marked by showers amounting to 112mm (4.41") distributed across roughly 20 days.
Weather in May » Weather in June
June is characterized by the city's first tryst with monsoon, bringing clouds and cool breezes from the Bay of Bengal. Although temperatures slightly decrease from
May, the humidity levels hike, creating a typical monsoon atmosphere.
Weather in June »
Weather in July
July witnesses the maturing monsoon phase, with persistent showers and overcast skies painting the city's landscape. The temperature experiences a drop from
June, and fresh winds continue to blow from the South-West. The top talk of the game is the peak downpour in July, reaching a whopping 240mm (9.45") scattered over nearly 29 days, making it the wettest month in
Khulna.
Weather in July » Weather in August
In
August, monsoon continues to hold sway over
Khulna's weather. Though there is a slight increase in temperature compared to
July, it is beautifully balanced by the cool monsoon winds. The rainfall in August records 209mm (8.23"), still high but compared to July, the numbers seem to slightly decrease.
Weather in August »Weather in September
September observes a change in trend as monsoon starts to retreat, and autumn begins to spread its wings. A notable decrease in rainfall from 209mm (8.23") in
August to 145mm (5.71") in September signals the end of the monsoon season.
Weather in September »
Weather in October
Moving into
October,
Khulna bids farewell to the monsoon and opens its arms to autumn. Relative to
September, there are fewer rainy days, and the humidity begins to decrease gradually bringing comfort to residents. In essence, October is characterized by its substantial drop in rainfall, falling to 106mm (4.17") over approximately 18 days, marking the end of the wet season.
Weather in October »Weather in November
November in
Khulna tends to be quite dry, with a marked decrease in rainfall. The weather moves away from the sticky pattern of
October, and cooler temperatures begin to take over. Noteworthy is the drastic plunge in November’s precipitation to just 36mm (1.42"), spread over an average of 4 days.
Weather in November » Weather in December
Concluding the calendar year,
December sets in with a mild winter feel in
Khulna. It is characterized by a marked drop in temperature from
November and significant decrease in rainfall. Solidifying its winter character, December receives a meagre 6mm (0.24") of rainfall over about 2 days, marking it as the driest month of the year.
Weather in December »