Yibin Climate
As with the rest of the Sichuan Basin, Yibin has a monsoon-influenced humid subtropical climate with high humidity year-round; winters are short and mild while summers long, hot, and humid. Frost is uncommon and the frost-free period lasts 347 days. Rainfall is common year-round but is the greatest in July and August, with very little of it in the cooler months. With monthly percent possible sunshine ranging from 10% in December and January to 42% in August, the city receives only 1,018 hours of bright sunshine annually; Yibin has one of the lowest annual sunshine totals nationally, lower than even nearby Chengdu and Chongqing.
Temperature in Yibin
The average temperature in Yibin varies greatly. With the exception of a few hot weeks in summer, the temperature makes people to feel good most of the year, with rain falling about half the time. Compared to tourist destinations around the world, the region has a mild climate - in the 41st percentile of pleasant weather. If you are looking for the warmest season in Yibin, the hottest months are July, August and June. The hottest time of the year, is usually the late July, when highs are regularly around 91.9°F (33.3°C) with temperatures rarely dropping below 75.4°F (24.1°C) at night.
The way we experience the weather isn’t all about temperature. The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds.
Precipitation (Rain or Snow)
Rainfall is common year-round but is the greatest in July and August, with very little of it in the cooler months. The annual rainfall ranges from 1050 – 1618 mm. Because of this climate, the rainfall displays an uneven characteristic, mainly focus on summer and sometimes the rainstorm and hailstone occur. If you're looking for dry weather, the months with the least precipitation in Yibin are November, December and February. The lowest chance of rain or snow is around mid-February. By contrast, it’s most likely to rain or snow in early July. There is no annual snow in Yibin.
Humidity and Wind
There are some very wet months and comfortable months in Yibin. The least humid month is May (relative humidity 58.8%) and the most humid month is October (73.5%). The wind in Yibin is usually very calm. The windiest months are may, followed by June and July. Average wind speeds in May of about 2.4 knots (2.8 MPH or 4.5 KPH) is considered "light air."Maximum sustained wind speed (maximum sustained wind speed of a few minutes or more on that day) peaked in early May with an average maximum sustained wind speed of 4.8 nautical miles.
Four Seasons in Yibin
Spring(March - May)
Humidity and temperature together make this season feel warm. Highs range from 83.2 ° F (28.4 ° C) and 60.2 ° F (15.7 ° C) with warmer temperatures in the next few months .It is common to have five to eight days of heavy rain every month. Spring is the busiest season for traveling. Just enjoy your outing!
Summer(June - August)
The months of the year are very comfortable. The temperature is very high that is very warm.The monthly precipitation is 10 ~ 11 days. June-August is the low travel season in Yibin, so accommodation and other cost may be cheaper than usual.
Autumn(September - November)
Fall daily highs range from 83.4°F (28.6°C) and 59.8°F (15.4°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 3 to 9 days per month.
Winter(December - February)
It is so cold this time of year in Yibin that it is difficult for travelers to enjoy warm weather. The average high during this season is between 60.6°F (15.9°C) and 49.1°F (9.5°C). On average, the amount of rain or snow is small.
Best Time to Visit
Every late spring and early autumn is the best time to visit Yibin. In summer, bad weather such as heavy precipitation and hail often occurs which has a great impact on travel. We suggest you travel to Yibin from May to June or from August to September. During this period, the weather of Yibin is comfortable, and the scenery is also the most stunning. From may to June, Yibin is at the turn of spring and summer. At this time, the weather is not particularly hot, and the scenery of spring has not disappeared. By August to September, the summer heat has been reduced, with a variety of bad weather dissipation, so you do not have to worry about the impact of bad weather.
