Climate Overview
The climate in Tongliao is cool. The average annual temperature is 8°C and approximately 448mm of precipitation falls per year. July is the wettest month, receiving around 120mm of rainfall. Tongliao is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, December, February, when temperatures can drop to -17°C. Light snow can occur between January and December.
Temperature
Tongliao has a wide annual temperature range, spanning 47°C from the coldest to warmest months. The warmest month is July, when average highs reach 30°C and the mean temperature sits around 26°C. January brings the harshest conditions, with lows dropping to -17°C and an average temperature of -12°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 11°C shift in average temperatures.
Precipitation
Tongliao is a relatively dry area, receiving approximately 448mm of precipitation annually, which averages out to around 37mm per month. The wettest month is July, averaging 120mm of rainfall. August and June also tend to see above-average precipitation. The driest month is January, with just 1mm. That's 119mm 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 24cm annually. November is the snowiest month with approximately 12cm.
Wind
Tongliao is moderately windy, with an average annual wind speed of 20km/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 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/h gap between the calmest and windiest months.
Seasons
88 days until Summer
It is currently spring in Tongliao, which began on March 20, 2026. Tongliao 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 -17°C. Summer is next, beginning on June 21, 2026 — 88 days from now.
Spring
Temperatures range from -3 to 24°C. Rainfall is relatively light, with around 73mm over the season and a monthly average of 24mm. Winds are moderate at around 24km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 18 to 30°C. Precipitation is moderate at around 289mm for the season, averaging 96mm per month. Winds are moderate at around 18km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from -7 to 24°C. Rainfall is relatively light, with around 81mm over the season and a monthly average of 27mm. Expect around 14cm of snow accumulation during this period. Winds are moderate at around 20km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from -17 to -2°C. Precipitation is minimal, with only around 6mm for the entire season. Winds are moderate at around 19km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Best Time to Visit
The best time to visit Tongliao is during May, June and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 51mm per month. By contrast, July can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to -17°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 Tongliao 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.