Climate averages 1991–2020

Sungailiat weather
in September.

A hot, wet month: the warmest and the 2nd 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 24.9°C Night-time mean, September
Rainfall 119 mm 14 days with ≥1 mm
Daylight 12 h Sunrise to sunset, per day
Every month in Sungailiat · average highYear overview

September is a hot month in Sungailiat: daytime highs average 29.8°C and nights cool to about 24.9°C. By daytime temperature it is the warmest month of the year.

Expect about 119 mm of rain on roughly 14 days, which makes September a wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 06 min on an average September day.

The nearest other city in this atlas is Pangkalpinang (31 km away). In September its highs average 30.0°C, about as warm as Sungailiat, with 120 mm of rain.

Among the 200 cities listed in Indonesia, Sungailiat ranks joint 113th of 200 for the warmest September highs and joint 134th of 200 for the driest September (rainfall, lowest first). The mean September high of those 200 cities is 30.1°C; Sungailiat is 0.3°C cooler than that mean.

From September to October, average highs fall by 0.1°C to 29.7°C, and monthly rainfall rises from 119 mm to 239 mm.

The annual picture

September in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 20253035 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 4000

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

Every month, side by side

Sungailiat climate table

1991–2020
Monthly climate averages for Sungailiat, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 28.1°C24.5°C24.5°C26426.612.212 h
February 28.5°C24.7°C24.7°C19421.612.212 h
March 29.1°C24.8°C24.8°C25126.012.112 h
April 29.4°C24.9°C24.9°C30128.612.112 h
May 29.4°C25.2°C25.2°C22626.512.012 h
June 29.2°C25.1°C25.1°C16821.312.012 h
July 28.8°C24.9°C24.9°C13918.112.012 h
August 29.4°C25.0°C25.0°C10513.412.112 h
September, selected 29.8°C24.9°C24.9°C11914.012.112 h
October 29.7°C24.8°C24.8°C23921.112.112 h
November 28.9°C24.5°C24.5°C34728.412.212 h
December 28.2°C24.4°C24.4°C37830.112.212 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 Sungailiat

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