Climate Overview
The climate in Heihe Nenjiang Melgen Airport is cool. The average annual temperature is 2°C and approximately 578mm of precipitation falls per year. August is the wettest month, receiving around 146mm of rainfall. Heihe Nenjiang Melgen Airport 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 -27°C. Light snow can occur between January and December.
Temperature
Heihe Nenjiang Melgen Airport has a wide annual temperature range, spanning 55°C from the coldest to warmest months. The warmest month is July, when average highs reach 28°C and the mean temperature sits around 23°C. January brings the harshest conditions, with lows dropping to -27°C and an average temperature of -21°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 13°C shift in average temperatures.
Precipitation
Heihe Nenjiang Melgen Airport is a relatively dry area, receiving approximately 578mm of precipitation annually, which averages out to around 48mm per month. The wettest month is August, averaging 146mm of rainfall. July and June also tend to see above-average precipitation. The driest month is January, with just 2mm. That's 144mm less than August, 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 40cm annually. November is the snowiest month with approximately 12cm.
Wind
Heihe Nenjiang Melgen Airport is mildly breezy, with an average annual wind speed of 15km/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 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Heihe Nenjiang Melgen Airport, which began on March 20, 2026. Heihe Nenjiang Melgen 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 July at around 28°C, while the coldest stretch bottoms out in January near -27°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from -10 to 19°C. Rainfall is relatively light, with around 79mm over the season and a monthly average of 26mm. Winds are moderate at around 18km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 14 to 28°C. Rainfall is heavy, totalling around 358mm across the season with a monthly average of 119mm. Winds are generally light, averaging 14km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from -15 to 19°C. Rainfall is relatively light, with around 130mm over the season and a monthly average of 43mm. Expect around 17cm of snow accumulation during this period. Winds are moderate at around 16km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from -27 to -9°C. Precipitation is minimal, with only around 11mm for the entire season. Expect around 10cm of snow accumulation during this period. Winds are generally light, averaging 13km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Best Time to Visit
The best time to visit Heihe Nenjiang Melgen Airport is during June, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 98mm per month. By contrast, July can be uncomfortably hot with highs reaching 28°C, while January is the coldest period with lows dropping to -27°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 Heihe Nenjiang Melgen 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.