Climate Insights for Mengmao

The climate in Mengmao is warm and mild. The average annual temperature is 20°C and approximately 1836mm of precipitation falls per year. July is the wettest month, receiving around 359mm of rainfall. Mengmao is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, September, August. The coldest months are January, December, February, when temperatures can drop to 7°C.

Temperatures in Mengmao vary considerably across the year, with a 21°C difference between the coldest and warmest months. The warmest month is May, when average highs reach 28°C and the mean temperature sits around 22°C. January is the coolest month, with minimum temperatures around 7°C and an average of 13°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 4°C shift in average temperatures.

Mengmao is a fairly wet location, receiving approximately 1836mm of precipitation annually, which averages out to around 153mm per month. The wettest month is July, averaging 359mm of rainfall. June and August also tend to see above-average precipitation. The driest month is December, with just 17mm. That's 342mm 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.

Mengmao is relatively calm, with an average annual wind speed of 1km/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 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 0km/h gap between the calmest and windiest months.

It is currently summer in Mengmao, which began on June 21, 2026. Mengmao 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 May at around 28°C, while the coldest stretch bottoms out in January near 7°C. Autumn is next, beginning on September 23, 2026 — 90 days from now.

The best time to visit Mengmao is during February, March, April and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 53mm per month. By contrast, May can be uncomfortably hot with highs reaching 28°C, while January is the coldest period with lows dropping to 7°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 Mengmao 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. 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.