Climate averages 1991–2020

Suzhou, China weather
in May.

A warm, moderately wet month: the joint 4th warmest and the 8th driest of the year. Meets the pleasant-weather rule

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

Average high 26.8°C Daytime mean, May
Average low 16.0°C Night-time mean, May
Rainfall 75 mm 7 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Suzhou · average highYear overview

May is a warm month in Suzhou, China: daytime highs average 26.8°C and nights cool to about 16.0°C. By daytime temperature it is the joint 4th warmest of the 12 months.

Expect about 75 mm of rain on roughly 7 days, which makes May a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 53 min on an average May day.

The nearest other city in this atlas is Suixi (34 km away). In May its highs average 26.9°C, about as warm as Suzhou, China, with 70 mm of rain.

Among the 884 cities listed in China, Suzhou, China ranks joint 259th of 884 for the warmest May highs and joint 380th of 884 for the driest May (rainfall, lowest first). The mean May high of those 884 cities is 25.2°C; Suzhou, China is 1.6°C warmer than that mean.

From May to June, average highs rise by 3.8°C to 30.6°C, and monthly rainfall rises from 75 mm to 133 mm.

The annual picture

May 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. -505101520253035 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 2500

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

Every month, side by side

Suzhou, China climate table

1991–2020
Monthly climate averages for Suzhou, China, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 6.8°C-2.6°C-2.6°C234.210.210 h
February 9.8°C-0.3°C-0.3°C284.911.011 h
March 14.8°C4.2°C4.2°C436.012.012 h
April 21.4°C10.2°C10.2°C485.913.013 h
May, selected 26.8°C16.0°C16.0°C756.813.914 h
June 30.6°C20.8°C20.8°C1337.914.314 h
July 31.3°C24.0°C24.0°C24515.114.214 h
August 30.2°C23.2°C23.2°C15713.713.413 h
September 26.8°C18.4°C18.4°C807.912.412 h
October 22.1°C12.3°C12.3°C504.811.411 h
November 15.1°C5.4°C5.4°C365.410.510 h
December 8.7°C-0.7°C-0.7°C203.810.010 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

May in nearby cities

Distance from Suzhou

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