Climate Overview
The climate in Chaotian is temperate. The average annual temperature is 14°C and approximately 1124mm of precipitation falls per year. July is the wettest month, receiving around 209mm of rainfall. Chaotian is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, December, February, when temperatures can drop to -1°C. Light snow can occur between January and December.
Temperature
Temperatures in Chaotian vary considerably across the year, with a 31°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 25°C. The coldest month is January, when overnight lows fall to -1°C and the daily average is 3°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.
Precipitation
Chaotian is a moderately rainy area, receiving approximately 1124mm of precipitation annually, which averages out to around 94mm per month. The wettest month is July, averaging 209mm of rainfall. August and September also tend to see above-average precipitation. The driest month is December, with just 20mm. That's 189mm 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 13cm annually. January is the snowiest month with approximately 4cm.
Wind
Chaotian is relatively calm, with an average annual wind speed of 10km/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 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Chaotian, which began on March 20, 2026. Chaotian 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 August at around 30°C, while the coldest stretch bottoms out in January near -1°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 7 to 24°C. Precipitation is moderate at around 234mm for the season, averaging 78mm per month. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 19 to 30°C. Rainfall is heavy, totalling around 500mm across the season with a monthly average of 167mm. Winds are generally light, averaging 10km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 6 to 24°C. Rainfall is heavy, totalling around 323mm across the season with a monthly average of 108mm. Winds are generally light, averaging 9km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -1 to 10°C. Rainfall is relatively light, with around 67mm over the season and a monthly average of 22mm. Expect around 9cm of snow accumulation during this period. Winds are generally light, averaging 10km/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 Chaotian is during April and May, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 92mm per month. By contrast, August can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to -1°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Chaotian 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.