Sylhet weather in June

Early monsoon · 2020–2024 averages

June in Sylhet is early monsoon: days average 30.6°C and nights 24.5°C, with about 854 mm of rain over 29 days and roughly 6.7 hours of sunshine a day. Around mid-month the sun rises at 5:02 AM and sets at 6:42 PM, a 13.7-hour day.

What to expect

• Pleasant days: highs around 30.6°C.
• This is monsoon: about 854 mm of rain over 29 days, often as heavy afternoon or overnight downpours.
• Roughly 6.7 hours of sunshine a day.

What to pack

• an umbrella or raincoat and quick-drying footwear
• waterproof covers for phones and documents

Compared with the rest of Bangladesh

In June, Sylhet ranks 3rd of 64 districts for rainfall — roughly 438 mm wetter than the national average; the wettest district this month is Sunamganj (891 mm) and the driest Satkhira (262 mm). For heat it ranks 60th, with highs 1.2° below the national mean; Chapai Nawabganj is the hottest district in June (34°C) and Bandarban has the coldest nights (23.8°C).

Compared with the months around it

June is about 0.5° cooler than May, with roughly 391 mm more rain. July then turns hotter and drier.

What is the weather like in Sylhet in June?

June in Sylhet is early monsoon: days average 30.6°C and nights 24.5°C, with about 854 mm of rain over 29 days and roughly 6.7 hours of sunshine a day. Around mid-month the sun rises at 5:02 AM and sets at 6:42 PM, a 13.7-hour day.

Is June a good time to visit Sylhet?

It is peak monsoon, with about 854 mm of rain. Good for haors, waterfalls and green landscapes; poor for beaches and hill trekking.

Does it rain in Sylhet in June?

Yes — on about 29 days, around 854 mm in total; the wettest single day in 2020–24 brought 114 mm.

How hot is Sylhet in June?

Average highs of 30.6°C and lows of 24.5°C; the hottest June day in 2020–24 reached 35.4°C.

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Places to visit in Sylhet

Sylhet climate: the whole year · Bangladesh weather in June · Farming weather