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Climate · Hangzhou

Hangzhou in May

Warm and damp, as the days lengthen.

Typical weather, averaged over 30 years

May in Hangzhou is warm: highs near 81°F, lows near 63°F. Rain falls on about three days a week, and the days lengthen by 34 minutes from the first week to the last.May in Hangzhou is warm: highs near 27°C, lows near 17°C. Rain falls on about three days a week, and the days lengthen by 34 minutes from the first week to the last.

High
81°F27°Caverage
Low
63°F17°Caverage
Wet days
3a week · 41% of days
Daylight
13h 40mon average

Is May a good time to visit Hangzhou?

A good month, just outside Hangzhou's best months, which run from October.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How May sits in the year

week by week

Temperature

Highs near 81°F in May, against 51°F to 94°F through the year.Highs near 27°C in May, against 11°C to 34°C through the year.

Chance of a wet day

41% of days in May, against 24% to 57% through the year.

Cloud cover

57% cover in May, against 34% to 71% through the year.

Daylight

13h 40m in May, against 10h 13m to 14h 04m through the year.

Week by week, lightly smoothed, with May shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. April72°22°low 53°low 12°3 wet days a weekRain on about three days a week.
  2. May81°27°low 63°low 17°3 wet days a weekRain on about three days a week.
  3. June85°29°low 70°low 21°4 wet days a weekRain on about four days a week.

Where Hangzhou sits, in May

Asia/Shanghai
this place
typical high in May 40°F4°C95°F35°C
Sunrise, mid-May
5:06 AMsets 6:45 PM
Above the sea
90 mlow-lying
Latitude
30.2°Nnorthern hemisphere
Nearest of ours
Shanghai163 km north-east

The land around Hangzhou, shaded by its typical high in May, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in China in May

high · low · wet days
See May on the planning mapThe whole year in Hangzhou

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Hangzhou. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (90 m) against the climate model's (0 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (90 m) against the climate model's (0 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.