Climate averages 1991–2020

Sunāmganj weather
in July.

A hot, very wet month: the joint 3rd warmest and the 11th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 29.0°C Daytime mean, July

Average low 24.5°C Night-time mean, July

Rainfall 916 mm 31 days with ≥1 mm

Daylight 14 h Sunrise to sunset, per day

July is a hot month in Sunāmganj: daytime highs average 29.0°C and nights cool to about 24.5°C. By daytime temperature it is the joint 3rd warmest of the 12 months.

Expect about 916 mm of rain on roughly 31 days, which makes July a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 32 min on an average July day.

The nearest other city in this atlas is Sylhet (51 km away). In July its highs average 30.1°C, 1.1°C warmer than Sunāmganj, with 940 mm of rain.

Among the 63 cities listed in Bangladesh, Sunāmganj ranks 59th of 63 for the warmest July highs and 62nd of 63 for the driest July (rainfall, lowest first). The mean July high of those 63 cities is 30.5°C; Sunāmganj is 1.5°C cooler than that mean.

From July to August, average highs rise by 0.3°C to 29.4°C, and monthly rainfall falls from 916 mm to 723 mm.

The annual picture

July in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Sunāmganj climate table

1991–2020

Monthly climate averages for Sunāmganj, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	22.7°C10.6°C	10.6°C	9.5	1.6	10.811 h
February	24.9°C12.9°C	12.9°C	38	4.5	11.311 h
March	27.9°C16.8°C	16.8°C	155	10.2	12.012 h
April	28.6°C20.3°C	20.3°C	519	21.9	12.713 h
May	29.0°C22.5°C	22.5°C	751	28.1	13.313 h
June	29.0°C24.2°C	24.2°C	918	29.6	13.714 h
July, selected	29.0°C24.5°C	24.5°C	916	30.8	13.514 h
August	29.4°C24.6°C	24.6°C	723	30.6	13.013 h
September	29.2°C23.9°C	23.9°C	521	27.8	12.312 h
October	28.7°C21.1°C	21.1°C	219	15.7	11.612 h
November	26.8°C16.2°C	16.2°C	28	2.8	10.911 h
December	24.0°C12.3°C	12.3°C	11	1.2	10.611 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

July in nearby cities

Distance from Sunāmganj

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sunāmganj) is explained once on the Sunāmganj year overview and on the Sources, method and limits page.