Climate averages 1991–2020
Kaifeng weather
in May.
A warm, moderately wet month: the 4th warmest and the 8th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Kaifeng: daytime highs average 27.8°C and nights cool to about 16.3°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 55 mm of rain on roughly 6 days, which makes May a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 58 min on an average May day.
The nearest other city in this atlas is Zhengzhou (60 km away). In May its highs average 28.3°C, about as warm as Kaifeng, with 58 mm of rain.
Among the 884 cities listed in China, Kaifeng ranks joint 143rd of 884 for the warmest May highs and joint 186th of 884 for the driest May (rainfall, lowest first). The mean May high of those 884 cities is 25.2°C; Kaifeng is 2.6°C warmer than that mean.
From May to June, average highs rise by 4.1°C to 31.9°C, and monthly rainfall rises from 55 mm to 81 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kaifeng climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.4°C-3.6°C | -3.6°C | 9.7 | 2.3 | 10.110 h |
| February | 10.1°C-0.9°C | -0.9°C | 14 | 2.7 | 10.911 h |
| March | 15.9°C4.2°C | 4.2°C | 25 | 4.1 | 11.912 h |
| April | 22.5°C10.5°C | 10.5°C | 36 | 4.9 | 13.013 h |
| May, selected | 27.8°C16.3°C | 16.3°C | 55 | 6.0 | 14.014 h |
| June | 31.9°C21.3°C | 21.3°C | 81 | 7.0 | 14.414 h |
| July | 31.8°C23.7°C | 23.7°C | 180 | 13.4 | 14.214 h |
| August | 30.1°C22.5°C | 22.5°C | 143 | 12.5 | 13.513 h |
| September | 26.6°C17.6°C | 17.6°C | 79 | 7.8 | 12.412 h |
| October | 21.8°C11.6°C | 11.6°C | 38 | 4.7 | 11.311 h |
| November | 14.5°C4.3°C | 4.3°C | 28 | 4.4 | 10.410 h |
| December | 8.2°C-1.7°C | -1.7°C | 9.5 | 2.1 | 9.910 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Zhengzhou in MayChina · 60 kmHigh 28.3°C · Low 16.4°C · 58 mm rain
- Xinxiang in MayChina · 63 kmHigh 28.0°C · Low 15.5°C · 45 mm rain
- Xuchang in MayChina · 95 kmHigh 28.1°C · Low 16.5°C · 61 mm rain
- Hebi in MayChina · 104 kmHigh 28.2°C · Low 16.1°C · 48 mm rain
- Yuzhou in MayChina · 105 kmHigh 27.8°C · Low 16.2°C · 61 mm rain
- Jiaozuo in MayChina · 109 kmHigh 27.9°C · Low 15.2°C · 53 mm rain
- Heze in MayChina · 117 kmHigh 27.3°C · Low 16.0°C · 58 mm rain
- Puyang Chengguanzhen in MayChina · 120 kmHigh 27.8°C · Low 16.1°C · 52 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kaifeng) is explained once on the Kaifeng year overview and on the Sources, method and limits page.