Climate Overview
The climate in Beijing Capital International Airport is temperate. The average annual temperature is 12°C and approximately 605mm of precipitation falls per year. July is the wettest month, receiving around 221mm of rainfall. Beijing Capital International Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: June, July, August. The coldest months are January, December, February, when temperatures can drop to -10°C. Light snow can occur between January and December.
Temperature
Beijing Capital International Airport has a wide annual temperature range, spanning 41°C from the coldest to warmest months. The warmest month is June, when average highs reach 31°C and the mean temperature sits around 26°C. The coldest month is January, when overnight lows fall to -10°C and the daily average is -4°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 9°C shift in average temperatures.
Precipitation
Beijing Capital International Airport is a relatively dry area, receiving approximately 605mm of precipitation annually, which averages out to around 50mm per month. The wettest month is July, averaging 221mm of rainfall. August and September also tend to see above-average precipitation. The driest month is January, with just 2mm. That's 220mm 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 15cm annually. November is the snowiest month with approximately 6cm.
Wind
Beijing Capital International Airport is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Beijing Capital International Airport, which began on March 20, 2026. Beijing Capital International Airport 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 June at around 31°C, while the coldest stretch bottoms out in January near -10°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 1 to 27°C. Rainfall is relatively light, with around 55mm over the season and a monthly average of 18mm. Winds are moderate at around 15km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 20 to 31°C. Rainfall is heavy, totalling around 422mm across the season with a monthly average of 141mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from -1 to 26°C. Rainfall is relatively light, with around 116mm over the season and a monthly average of 39mm. Expect around 6cm of snow accumulation during this period. Winds are generally light, averaging 12km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from -10 to 5°C. Precipitation is minimal, with only around 13mm for the entire season. Expect around 7cm of snow accumulation during this period. Winds are generally light, averaging 12km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Best Time to Visit
The best time to visit Beijing Capital International Airport is during May and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 44mm per month. By contrast, June can be uncomfortably hot with highs reaching 31°C, while January is the coldest period with lows dropping to -10°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Beijing Capital International Airport 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.
