Climate averages 1991–2020
Dandong weather
in May.
A mild, moderately wet month: the 5th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Dandong: daytime highs average 20.3°C and nights cool to about 10.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 88 mm of rain on roughly 9 days, which makes May a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 23 min on an average May day.
The nearest other city in this atlas is Fengcheng (Liaoning), China (45 km away). In May its highs average 21.1°C, 0.7°C warmer than Dandong, with 85 mm of rain.
Among the 884 cities listed in China, Dandong ranks joint 799th of 884 for the warmest May highs and joint 436th of 884 for the driest May (rainfall, lowest first). The mean May high of those 884 cities is 25.2°C; Dandong is 4.9°C cooler than that mean.
From May to June, average highs rise by 4.3°C to 24.6°C, and monthly rainfall rises from 88 mm to 112 mm.
The annual picture
May in context
Monthly precipitation
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
Dandong climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -1.8°C-11.7°C | -11.7°C | 9.8 | 2.4 | 9.710 h |
| February | 2.1°C-8.1°C | -8.1°C | 19 | 3.2 | 10.711 h |
| March | 8.0°C-2.8°C | -2.8°C | 26 | 4.6 | 11.912 h |
| April | 14.7°C3.5°C | 3.5°C | 55 | 6.9 | 13.213 h |
| May, selected | 20.3°C10.0°C | 10.0°C | 88 | 8.8 | 14.414 h |
| June | 24.6°C16.0°C | 16.0°C | 112 | 10.5 | 15.015 h |
| July | 27.1°C20.4°C | 20.4°C | 220 | 14.6 | 14.715 h |
| August | 27.5°C20.5°C | 20.5°C | 225 | 13.8 | 13.814 h |
| September | 23.7°C14.5°C | 14.5°C | 85 | 7.0 | 12.512 h |
| October | 16.6°C6.6°C | 6.6°C | 56 | 6.8 | 11.211 h |
| November | 7.6°C-1.1°C | -1.1°C | 46 | 6.6 | 10.010 h |
| December | 0.1°C-8.4°C | -8.4°C | 19 | 3.9 | 9.49 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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
- Fengcheng (Liaoning), China in MayChina · 45 kmHigh 21.1°C · Low 9.0°C · 85 mm rain
- Kuandian in MayChina · 74 kmHigh 19.9°C · Low 9.1°C · 97 mm rain
- Xiuyan in MayChina · 97 kmHigh 21.1°C · Low 9.3°C · 75 mm rain
- Paek'ak in MayNorth Korea · 127 kmHigh 20.9°C · Low 10.8°C · 97 mm rain
- Zhuanghe in MayChina · 129 kmHigh 19.1°C · Low 11.3°C · 70 mm rain
- Gongchangling in MayChina · 136 kmHigh 21.3°C · Low 10.3°C · 74 mm rain
- Kaech’ŏn in MayNorth Korea · 136 kmHigh 21.6°C · Low 10.3°C · 112 mm rain
- Benxi in MayChina · 139 kmHigh 21.1°C · Low 9.2°C · 77 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 Dandong) is explained once on the Dandong year overview and on the Sources, method and limits page.