Climate averages 1991–2020

Beihai weather
in March.

A warm, moderately wet month: the 9th warmest and the 5th driest of the year.

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

Average high 22.9°C Daytime mean, March

Average low 18.1°C Night-time mean, March

Rainfall 63 mm 10 days with ≥1 mm

Daylight 12 h Sunrise to sunset, per day

March is a warm month in Beihai: daytime highs average 22.9°C and nights cool to about 18.1°C. By daytime temperature it is the 9th warmest of the 12 months.

Expect about 63 mm of rain on roughly 10 days, which makes March a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 01 min on an average March day.

The nearest other city in this atlas is Hepu (21 km away). In March its highs average 24.3°C, 1.4°C warmer than Beihai, with 53 mm of rain.

Among the 884 cities listed in China, Beihai ranks joint 77th of 884 for the warmest March highs and joint 555th of 884 for the driest March (rainfall, lowest first). The mean March high of those 884 cities is 14.4°C; Beihai is 8.5°C warmer than that mean.

From March to April, average highs rise by 3.4°C to 26.3°C, and monthly rainfall rises from 63 mm to 79 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

Beihai climate table

1991–2020

Monthly climate averages for Beihai, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	18.5°C13.6°C	13.6°C	53	8.9	11.011 h
February	19.9°C15.2°C	15.2°C	43	7.9	11.411 h
March, selected	22.9°C18.1°C	18.1°C	63	10.1	12.012 h
April	26.3°C22.1°C	22.1°C	79	10.0	12.613 h
May	28.9°C25.2°C	25.2°C	197	17.0	13.113 h
June	30.0°C27.2°C	27.2°C	399	22.8	13.413 h
July	30.2°C27.5°C	27.5°C	463	23.4	13.313 h
August	30.0°C27.0°C	27.0°C	439	24.7	12.913 h
September	29.5°C25.8°C	25.8°C	267	19.2	12.312 h
October	27.7°C23.2°C	23.2°C	89	9.1	11.712 h
November	24.4°C19.3°C	19.3°C	55	7.0	11.111 h
December	20.1°C15.0°C	15.0°C	45	6.1	10.911 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 Beihai

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