Climate averages 1991–2020

Jiujiang weather
in January.

A cool, moderately wet month: the coolest and the 4th driest of the year.

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

Average high 8.6°C Daytime mean, January

Average low 2.4°C Night-time mean, January

Rainfall 73 mm 10 days with ≥1 mm

Daylight 10 h Sunrise to sunset, per day

January is a cool month in Jiujiang: daytime highs average 8.6°C and nights cool to about 2.4°C. By daytime temperature it is the coolest month of the year.

Expect about 73 mm of rain on roughly 10 days, which makes January a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 28 min on an average January day.

The nearest other city in this atlas is Wuxue (46 km away). In January its highs average 9.0°C, about as warm as Jiujiang, with 69 mm of rain.

Among the 884 cities listed in China, Jiujiang ranks joint 346th of 884 for the warmest January highs and joint 800th of 884 for the driest January (rainfall, lowest first). The mean January high of those 884 cities is 5.9°C; Jiujiang is 2.8°C warmer than that mean.

From January to February, average highs rise by 2.7°C to 11.3°C, and monthly rainfall rises from 73 mm to 101 mm.

The annual picture

January 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

Jiujiang climate table

1991–2020

Monthly climate averages for Jiujiang, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	8.6°C2.4°C	2.4°C	73	9.5	10.510 h
February	11.3°C4.2°C	4.2°C	101	11.1	11.111 h
March	15.7°C8.0°C	8.0°C	157	14.5	12.012 h
April	21.8°C13.8°C	13.8°C	203	14.6	12.913 h
May	26.3°C19.0°C	19.0°C	237	14.2	13.614 h
June	28.9°C22.8°C	22.8°C	344	16.9	14.014 h
July	32.2°C26.2°C	26.2°C	243	15.4	13.914 h
August	31.8°C25.7°C	25.7°C	167	16.1	13.213 h
September	28.1°C21.5°C	21.5°C	91	9.3	12.412 h
October	23.0°C16.1°C	16.1°C	60	7.0	11.511 h
November	17.0°C10.2°C	10.2°C	66	7.9	10.711 h
December	11.0°C4.4°C	4.4°C	49	7.0	10.310 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

January in nearby cities

Distance from Jiujiang

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