Monthly climate guide
Hangzhou weather in May
Expect hot weather in Hangzhou in May: afternoons reach about 27°C (81°F), while nights drop to around 16°C (61°F). Around 137 mm of rain falls over the month (wet), and skies are often cloudy. Daytime highs are 5°C warmer than April and 2°C cooler than June.
What stands out in May
- It's one of the greyest months, with cloud cover near 74%.
- Hangzhou is usually about 2°C warmer than Ningbo, 140 km away, in May.
- It's humid — around 76% — so the heat feels heavier.
- May brings late spring to Hangzhou.
Avg high
27°C
81°F
Avg low
16°C
61°F
Rainfall
137 mm
wet
Humidity
76%
relative
Sky
74%
cloud · often cloudy
Hangzhou weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 9°C / 47°F | 0°C / 31°F | 81 mm | 82% | 69% |
| February | 11°C / 52°F | 1°C / 34°F | 86 mm | 81% | 71% |
| March | 16°C / 61°F | 5°C / 41°F | 110 mm | 80% | 70% |
| April | 22°C / 72°F | 11°C / 51°F | 116 mm | 77% | 69% |
| May | 27°C / 81°F | 16°C / 61°F | 137 mm | 76% | 74% |
| June | 29°C / 84°F | 21°C / 69°F | 290 mm | 83% | 85% |
| July | 32°C / 90°F | 25°C / 76°F | 178 mm | 83% | 73% |
| August | 32°C / 90°F | 24°C / 76°F | 201 mm | 82% | 66% |
| September | 28°C / 83°F | 20°C / 67°F | 158 mm | 81% | 68% |
| October | 24°C / 74°F | 14°C / 56°F | 85 mm | 79% | 61% |
| November | 18°C / 65°F | 8°C / 46°F | 85 mm | 80% | 62% |
| December | 11°C / 51°F | 1°C / 34°F | 62 mm | 78% | 59% |
What to pack for May
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is May a good time to visit Hangzhou?
Compare the months in the chart above to find your ideal window.
Best time to visit Hangzhou →Other China cities in May
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Hangzhou weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/china/hangzhou/may
<a href="https://weathercompare.eu/weather/china/hangzhou/may">Hangzhou weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/china/hangzhou" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Hangzhou weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/china/hangzhou/may">Hangzhou weather in May</a> – WeatherCompare</p>
Hangzhou in May: quick answers
Is May a good time to visit Hangzhou?
May is one of the wetter months in Hangzhou, with about 137 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Hangzhou in May?
Average highs are about 27°C (81°F) and average lows about 16°C (61°F), based on 10 years of daily data.
Does it rain a lot in Hangzhou in May?
Hangzhou typically gets around 137 mm of rain in May — wet.
Figures are long-term averages for the area around Hangzhou (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.