Climate averages 1991–2020
Chongjin weather
in May.
A mild, wet month: the 5th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Chongjin: daytime highs average 15.1°C and nights cool to about 7.9°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 96 mm of rain on roughly 13 days, which makes May a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 31 min on an average May day.
The nearest other city in this atlas is Ŏrang (40 km away). In May its highs average 16.8°C, 1.8°C warmer than Chongjin, with 78 mm of rain.
Among the 38 cities listed in North Korea, Chongjin ranks 38th of 38 for the warmest May highs and 27th of 38 for the driest May (rainfall, lowest first). The mean May high of those 38 cities is 20.2°C; Chongjin is 5.1°C cooler than that mean.
From May to June, average highs rise by 3.7°C to 18.8°C, and monthly rainfall rises from 96 mm to 106 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
Chongjin climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -3.9°C-11.9°C | -11.9°C | 40 | 9.2 | 9.510 h |
| February | -1.7°C-10.1°C | -10.1°C | 27 | 5.9 | 10.611 h |
| March | 3.5°C-4.5°C | -4.5°C | 35 | 7.4 | 11.912 h |
| April | 10.4°C1.9°C | 1.9°C | 52 | 9.0 | 13.313 h |
| May, selected | 15.1°C7.9°C | 7.9°C | 96 | 12.9 | 14.515 h |
| June | 18.8°C13.3°C | 13.3°C | 106 | 13.3 | 15.215 h |
| July | 22.4°C18.0°C | 18.0°C | 190 | 17.2 | 14.915 h |
| August | 23.8°C19.3°C | 19.3°C | 215 | 18.7 | 13.914 h |
| September | 20.4°C14.6°C | 14.6°C | 121 | 11.2 | 12.513 h |
| October | 14.6°C7.6°C | 7.6°C | 59 | 8.5 | 11.111 h |
| November | 6.4°C-0.1°C | -0.1°C | 60 | 9.1 | 9.910 h |
| December | -1.1°C-8.2°C | -8.2°C | 58 | 11.2 | 9.29 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
- Ŏrang in MayNorth Korea · 40 kmHigh 16.8°C · Low 8.3°C · 78 mm rain
- Hwasŏng in MayNorth Korea · 65 kmHigh 18.9°C · Low 8.1°C · 73 mm rain
- Myŏnggan-dong in MayNorth Korea · 77 kmHigh 18.4°C · Low 8.0°C · 73 mm rain
- Ŭndŏk in MayNorth Korea · 93 kmHigh 19.2°C · Low 8.2°C · 88 mm rain
- Helong in MayChina · 105 kmHigh 19.5°C · Low 6.8°C · 100 mm rain
- Longjing in MayChina · 112 kmHigh 19.8°C · Low 6.3°C · 78 mm rain
- Yanji in MayChina · 124 kmHigh 20.0°C · Low 6.7°C · 79 mm rain
- Hunchun in MayChina · 128 kmHigh 19.0°C · Low 6.4°C · 80 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 Chongjin) is explained once on the Chongjin year overview and on the Sources, method and limits page.