Climate averages 1991–2020

Xichang, China weather
in December.

A mild, fairly dry month: the 10th warmest and the 3rd driest of the year. Meets the pleasant-weather rule

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

Average high 20.1°C Daytime mean, December
Average low 14.2°C Night-time mean, December
Rainfall 29 mm 5 days with ≥1 mm
Daylight 11 h Sunrise to sunset, per day
Every month in Xichang · average highYear overview

December is a mild month in Xichang, China: daytime highs average 20.1°C and nights cool to about 14.2°C. By daytime temperature it is the 10th warmest of the 12 months.

Expect about 29 mm of rain on roughly 5 days, which makes December a fairly dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 50 min on an average December day.

The nearest other city in this atlas is Beihai (24 km away). In December its highs average 20.1°C, about as warm as Xichang, China, with 45 mm of rain.

Among the 884 cities listed in China, Xichang, China ranks joint 59th of 884 for the warmest December highs and joint 531st of 884 for the driest December (rainfall, lowest first). The mean December high of those 884 cities is 7.5°C; Xichang, China is 12.5°C warmer than that mean.

From December to January, average highs fall by 1.7°C to 18.4°C, and monthly rainfall falls from 29 mm to 27 mm.

The annual picture

December 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. 101520253035 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 3500

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

Every month, side by side

Xichang, China climate table

1991–2020
Monthly climate averages for Xichang, China, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 18.4°C12.8°C12.8°C274.911.011 h
February 20.0°C14.5°C14.5°C194.011.411 h
March 23.1°C17.6°C17.6°C457.512.012 h
April 26.6°C21.6°C21.6°C8210.512.613 h
May 29.1°C24.8°C24.8°C19518.513.213 h
June 30.1°C26.8°C26.8°C31823.413.413 h
July 30.3°C27.1°C27.1°C33223.213.313 h
August 30.3°C26.6°C26.6°C34125.612.913 h
September 29.7°C25.2°C25.2°C20218.012.312 h
October 27.8°C22.5°C22.5°C758.311.712 h
November 24.4°C18.5°C18.5°C476.311.111 h
December, selected 20.1°C14.2°C14.2°C294.910.811 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

December in nearby cities

Distance from Xichang

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