Climate averages 1991–2020

Medan weather
in April.

A hot, very wet month: the 3rd warmest and the 6th driest of the year.

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

Average high 30.1°C Daytime mean, April
Average low 22.9°C Night-time mean, April
Rainfall 243 mm 26 days with ≥1 mm
Daylight 12 h Sunrise to sunset, per day
Every month in Medan · average highYear overview

April is a hot month in Medan: daytime highs average 30.1°C and nights cool to about 22.9°C. By daytime temperature it is the 3rd warmest of the 12 months.

Expect about 243 mm of rain on roughly 26 days, which makes April a very wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average April day.

The nearest other city in this atlas is Sunggal (6 km away). In April its highs average 30.0°C, about as warm as Medan, with 252 mm of rain.

Among the 200 cities listed in Indonesia, Medan ranks joint 17th of 200 for the warmest April highs and joint 97th of 200 for the driest April (rainfall, lowest first). The mean April high of those 200 cities is 29.0°C; Medan is 1.1°C warmer than that mean.

From April to May, average highs rise by 0.2°C to 30.2°C, and monthly rainfall rises from 243 mm to 279 mm.

The annual picture

April 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

Medan climate table

1991–2020
Monthly climate averages for Medan, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 28.7°C22.1°C22.1°C20324.711.912 h
February 29.3°C22.0°C22.0°C14720.612.012 h
March 30.0°C22.5°C22.5°C19023.112.112 h
April, selected 30.1°C22.9°C22.9°C24326.012.212 h
May 30.2°C23.2°C23.2°C27927.112.312 h
June 30.2°C22.9°C22.9°C20922.812.312 h
July 30.0°C22.6°C22.6°C21724.012.312 h
August 29.9°C22.6°C22.6°C24926.112.212 h
September 29.5°C22.5°C22.5°C35328.112.112 h
October 29.0°C22.5°C22.5°C39329.512.012 h
November 28.5°C22.5°C22.5°C36628.712.012 h
December 28.2°C22.4°C22.4°C30227.911.912 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

April in nearby cities

Distance from Medan

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