Climate averages 1991–2020

Bhola weather
in September.

A hot, very wet month: the 5th warmest and the 9th driest of the year.

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

Average high 29.8°C Daytime mean, September

Average low 25.8°C Night-time mean, September

Rainfall 285 mm 26 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

September is a hot month in Bhola: daytime highs average 29.8°C and nights cool to about 25.8°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 285 mm of rain on roughly 26 days, which makes September a very wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 18 min on an average September day.

The nearest other city in this atlas is Barishal (28 km away). In September its highs average 30.2°C, about as warm as Bhola, with 262 mm of rain.

Among the 63 cities listed in Bangladesh, Bhola ranks 58th of 63 for the warmest September highs and 44th of 63 for the driest September (rainfall, lowest first). The mean September high of those 63 cities is 30.5°C; Bhola is 0.7°C cooler than that mean.

From September to October, average highs fall by 0.3°C to 29.5°C, and monthly rainfall falls from 285 mm to 169 mm.

The annual picture

September 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

Bhola climate table

1991–2020

Monthly climate averages for Bhola, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	24.3°C15.3°C	15.3°C	5.6	0.9	10.911 h
February	27.6°C18.0°C	18.0°C	19	2.5	11.411 h
March	31.5°C22.3°C	22.3°C	43	5.5	12.012 h
April	32.4°C25.1°C	25.1°C	124	11.0	12.713 h
May	31.6°C26.4°C	26.4°C	257	18.7	13.213 h
June	30.3°C26.6°C	26.6°C	368	26.5	13.513 h
July	29.4°C26.1°C	26.1°C	374	29.5	13.413 h
August	29.6°C26.0°C	26.0°C	326	29.5	12.913 h
September, selected	29.8°C25.8°C	25.8°C	285	26.4	12.312 h
October	29.5°C24.4°C	24.4°C	169	16.3	11.612 h
November	27.5°C20.6°C	20.6°C	44	2.7	11.111 h
December	24.9°C16.8°C	16.8°C	6.3	1.0	10.811 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

September in nearby cities

Distance from Bhola

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 Bhola) is explained once on the Bhola year overview and on the Sources, method and limits page.