Climate averages 1991–2020

Batticaloa weather
in March.

A hot, moderately wet month: the 8th warmest and the 6th driest of the year.

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

Average high 30.2°C Daytime mean, March

Average low 24.0°C Night-time mean, March

Rainfall 52 mm 8 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a hot month in Batticaloa: daytime highs average 30.2°C and nights cool to about 24.0°C. By daytime temperature it is the 8th warmest of the 12 months.

Expect about 52 mm of rain on roughly 8 days, which makes March a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 05 min on an average March day.

The nearest other city in this atlas is Kalmunai (37 km away). In March its highs average 29.5°C, 0.7°C cooler than Batticaloa, with 60 mm of rain.

Among the 12 cities listed in Sri Lanka, Batticaloa ranks joint 6th of 12 for the warmest March highs and 4th of 12 for the driest March (rainfall, lowest first). The mean March high of those 12 cities is 30.5°C; Batticaloa is 0.3°C cooler than that mean.

From March to April, average highs rise by 1.6°C to 31.8°C, and monthly rainfall rises from 52 mm to 59 mm.

The annual picture

March 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

Batticaloa climate table

1991–2020

Monthly climate averages for Batticaloa, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	27.1°C23.2°C	23.2°C	170	15.7	11.712 h
February	28.2°C23.3°C	23.3°C	89	11.2	11.912 h
March, selected	30.2°C24.0°C	24.0°C	52	8.2	12.112 h
April	31.8°C25.3°C	25.3°C	59	10.5	12.312 h
May	33.4°C26.2°C	26.2°C	50	9.3	12.512 h
June	34.5°C26.6°C	26.6°C	25	5.3	12.613 h
July	34.5°C26.5°C	26.5°C	24	5.8	12.513 h
August	34.2°C26.1°C	26.1°C	31	7.3	12.412 h
September	33.2°C25.6°C	25.6°C	48	11.1	12.212 h
October	31.0°C24.8°C	24.8°C	152	18.9	12.012 h
November	28.5°C24.0°C	24.0°C	283	23.6	11.812 h
December	27.3°C23.5°C	23.5°C	302	21.6	11.712 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

March in nearby cities

Distance from Batticaloa

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