Guangzhou is at its most pleasant from mid February to early April, and again from late October to early December. For sun, aim for mid October; for walking, go from late November to early March.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here falls in mid October. It peaks in mid October, at 58. That is a short window, about three weeks a year. The weakest stretch is from late December to January, when it drops to 4, mostly because it is too cool. The clearest skies come in December, when the sky is typically 51% covered at midday (partly cloudy).
For being outside, go from mid February to early April, with a second spell from late October to early December. It peaks in early March, at 70. Avoid June to mid September for this: it falls to 1, mostly because it is too hot.
The walking season here runs from late November to early March. It peaks in mid January, at 78. The weakest stretch is from mid May to September, when it drops to 0, mostly because it is too warm.
The year, measured
The average temperature in Guangzhou over the whole year is 24°C. July is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 13°C. The rainy (wet) season in Guangzhou runs from March to September, peaking in June with a 46% chance of rain on a given day. The dry season is October to February; December is the driest month, at 7%. Winds in Guangzhou are highest in October, averaging 3.6 m/s (13 km/h), and lightest in September, at 2.7 m/s (10 km/h). The prevailing wind is from the E. The clearest skies in Guangzhou come in September, when the sky is typically 57% covered; March is the cloudiest month, at 74%.
Month by month Guangzhou climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 18°C | 13°C | 16°C | 17% | 64% | 3.1 m/s | 58 | 6 | 72 |
| February | 18°C | 14°C | 17°C | 18% | 70% | 3.1 m/s | 59 | 13 | 66 |
| March | 22°C | 18°C | 21°C | 28% | 74% | 3.0 m/s | 66 | 30 | 48 |
| April | 25°C | 21°C | 27°C | 29% | 73% | 2.9 m/s | 47 | 52 | 22 |
| May | 29°C | 25°C | 31°C | 35% | 69% | 3.0 m/s | 17 | 47 | 4 |
| June | 31°C | 27°C | 35°C | 46% | 66% | 3.1 m/s | 2 | 27 | 0 |
| July | 32°C | 28°C | 36°C | 38% | 60% | 3.1 m/s | 1 | 16 | 0 |
| August | 31°C | 27°C | 36°C | 41% | 60% | 2.8 m/s | 2 | 18 | 0 |
| September | 31°C | 26°C | 34°C | 32% | 57% | 2.7 m/s | 4 | 30 | 1 |
| October | 28°C | 23°C | 28°C | 19% | 61% | 3.6 m/s | 42 | 53 | 16 |
| November | 24°C | 19°C | 24°C | 17% | 62% | 3.1 m/s | 63 | 40 | 40 |
| December | 19°C | 14°C | 16°C | 7% | 59% | 3.5 m/s | 56 | 10 | 72 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Guangzhou weather by season
Year round, Guangzhou has days of about 18°C at their warmest in January, its coolest month, and 32°C in July, its warmest; the coolest hours of the day run from 13°C to 28°C through the year, and the average temperature over the year is 24°C around the clock. Rain is most likely around June and least likely around December. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Guangzhou weather in winterDecember to February
Winter in Guangzhou has typical daily highs of about 18°C and lows of about 14°C, with a 14% chance of rain on a given day.
Guangzhou weather in springMarch to May
Spring in Guangzhou has typical daily highs of about 25°C and lows of about 21°C, with a 31% chance of rain on a given day.
Guangzhou weather in summerJune to August
Summer in Guangzhou has typical daily highs of about 31°C and lows of about 27°C, with a 41% chance of rain on a given day.
Guangzhou weather in autumnSeptember to November
Autumn in Guangzhou has typical daily highs of about 28°C and lows of about 23°C, with a 23% chance of rain on a given day.
When is the rainy season in Guangzhou?
The rainy (wet) season in Guangzhou runs from March to September, peaking in June with a 46% chance of rain on a given day. The dry season is October to February; December is the driest month, at 7%.
What time of year is Guangzhou windiest?
Winds in Guangzhou are highest in October, averaging 3.6 m/s (13 km/h), and lightest in September, at 2.7 m/s (10 km/h). The prevailing wind is from the E.
What is the average temperature in Guangzhou year round?
The average temperature in Guangzhou over the whole year is 24°C. July is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 13°C.
Where to go instead in late June, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.