Sylhet weather in March
March in Sylhet: hot, rainy, with poor air quality — fine if you can take poor air.
Updated September 2026 · climate normals from ERA5 reanalysis
#5 of 12 months in Sylhet · #871 of 1413 destinations to visit in March · comfort 72/100 (tier B)
- Days
- 29°C
- Nights
- 18°C
- Wet days
- 11
- Sun
- 10.2 h
- Humidity
- 73%
- Daylight
- 12 h
Traveller notes on Sylhet in March
Other months in Sylhet
Forum posters describe July as squarely within Bangladesh's monsoon, with constant rain throughout the month and heat that makes getting around genuinely uncomfortable between downpours. Posters are direct that despite this, June through September counts as high season for some of Sylhet's signature natural attractions specifically because of the rain - Bisnakandi is recommended for exactly July and August, and the Ratargul Swamp Forest, one of the few swamp forests in Asia, is best visited by boat during the May-to-October monsoon precisely because the rising water lets you glide directly among the trees. Posters generally frame the constant rain as the trade-off for seeing these flooded-forest and waterfall attractions at their most dramatic. Posters generally rate July as heavily monsoon-affected and physically demanding for general travel in Sylhet, but genuinely rewarding for visitors specifically prioritizing its wetland and waterfall attractions at their peak.
Forum posters place late October through early March as Bangladesh's best general travel window, putting January squarely inside it. For the Sylhet tea gardens specifically, posters note there's a lean period from the third week of December through the second week of March when no tea is harvested - this is pruning season, so January visitors see far less picking activity and less vivid green than during the main harvest months, though the gardens, tea-worker villages and nearby tribal villages remain open and worth visiting regardless.
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Sylhet climate normals — March
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Sylhet in March
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsEid al-Fitr holiday, Urs of Shah Jalal, school holidays in 2 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Sylhet's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherSylhet's weather peaks December–February, best around January.
Best weatherFair weatherToughest weather
What's on in Sylhet in March
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Holiday
Eid al-Fitr holiday
17–23 MarRamadan & EidClosuresCrowdedBook earlyThe government usually grants a week or so of holiday around Eid. Offices close, buses, trains and launches sell out days ahead as millions travel home, and domestic tourist spots fill in the days after Eid. Source ↗
- Festival
Urs of Shah Jalal
15 MarReligious feastCrowdedThousands converge on the shrine of the fourteenth-century Sufi saint on 15 March for his death-anniversary Urs: Qawwali music, religious discourse and free food distributed from dawn to dusk at the country's most-visited dargah. Source ↗
- Season
Tea garden touring season
1 Oct – 31 Mar · usuallyHarvestAt Malnicherra, one of the world's oldest tea estates and inside the city itself, pickers work the bushes for two leaves and a bud through the cool, dry months from October to March, when clear skies make for easy walking between the rows. The June-to-September monsoon turns the paths to mud. Source ↗
Where is Sylhet?
Sylhet in March — FAQ
- Is March a good time to visit Sylhet?
- March in Sylhet: hot, rainy, with poor air quality — fine if you can take poor air. It ranks #5 of 12 months for Sylhet on SeasonMap's comfort score (72/100).
- What is the weather like in Sylhet in March?
- In March, Sylhet averages a daily high of 28.9°C and a low of 17.6°C, with about 125.7 mm of rain over roughly 10.5 rainy days.
- What is the air quality in Sylhet in March?
- Sylhet has a mean US Air Quality Index of about 133 in March.