Climate Insights for Jiayue

The climate in Jiayue is temperate. The average annual temperature is 14°C and approximately 688mm of precipitation falls per year. July is the wettest month, receiving around 211mm of rainfall. Jiayue is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to -4°C. Light snow can occur between January and December.

Temperatures in Jiayue vary considerably across the year, with a 34°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 30°C and the mean temperature sits around 26°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is 0°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.

Jiayue is a relatively dry area, receiving approximately 688mm of precipitation annually, which averages out to around 57mm per month. The wettest month is July, averaging 211mm of rainfall. August and June also tend to see above-average precipitation. The driest month is December, with just 11mm. That's 200mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 14cm annually. February is the snowiest month with approximately 6cm.

Jiayue is mildly breezy, with an average annual wind speed of 17km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 20km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 14km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months.

It is currently spring in Jiayue, which began on March 20, 2026. Jiayue is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 30°C, while the coldest stretch bottoms out in January near -4°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Jiayue is during May, June and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 61mm per month. By contrast, July can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to -4°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Jiayue based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.