Cheorwon weather in May

In May, Cheorwon sees average daytime highs of 22°C and overnight lows near 10°C, with 108 mm of rain across 8.9 wet days and about 14 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 24°C by the end. The sky is clear or mostly clear about 36% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 24 min by month's end. Set against the rest of the year, May is Cheorwon's 8th-clearest and 4th-windiest month. For the whole year in context, see Cheorwon's year-round climate.

Daytime high
22°
5th warmest
Overnight low
10°
8th coldest
Rainfall
108 mm
8.9 wet days
Daylight
14 h 06 min
5:25 AM – 7:29 PM
Cloud cover
56%
8th clearest
Wind
9 km/h
4th windiest
Solar energy
5.69 kWh/m²
Travel score
6.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 24°C by the end.

A typical May day in Cheorwon reaches about 22°C in the afternoon and slips back to 10°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, May runs about 6°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1198
2208
3208
4208
5208
6209
7209
8219
9219
10219
112110
122110
132110
142110
152110
162210
172211
182211
192211
202211
212211
222311
232312
242312
252312
262312
272412
282413
292413
302413
312413

How May really feels in Cheorwon

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Cheorwon weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -10°214.249.60.0
Feb / -7°274.93.510.50.1
Mar / -1°416.62.711.72.2
Apr16° / 7180.3135.4
May22° / 10°1088.90146.8
Jun26° / 16°12810.8014.66.5
Jul27° / 20°32017.9014.45.1
Aug28° / 20°28416.4013.55.2
Sep24° / 15°1228012.37.0
Oct18° / 535.50116.5
Nov / 507.51.19.92.2
Dec / -6°265.43.89.40.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
44951
55050
65050
74951
84852
94951
104852
114852
124951
134951
144852
154951
164951
174852
184951
195050
205149
215050
225050
235149
245149
255149
265149
275149
285149
295149
304951
314951

Chance of precipitation in May

Any precipitation

Cheorwon gets around 108 mm of rain over 8.9 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
431
531
631
731
831
931
1031
1131
1231
1331
1430
1530
1630
1730
1830
1930
2029
2129
2228
2328
2427
2526
2626
2725
2825
2924
3024
3124

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19541
29541
39541
49451
59451
69451
79361
89361
99361
109271
119271
129280
139190
149190
1588111
1687121
1786131
1885141
1983161
2081172
2179192
2278202
2375223
2474233
2571254
2670264
2767285
2864306
2962317
3059338
3157349

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:41 AM to 5:15 AM, and sunset from 7:15 PM to 7:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:417:15
213.65:407:16
313.65:397:17
413.75:387:18
513.75:377:19
613.75:357:20
713.85:347:21
813.85:337:22
913.85:327:23
1013.95:317:24
1113.95:307:25
1213.95:297:26
1314.05:287:27
1414.05:277:27
1514.05:267:28
1614.15:257:29
1714.15:257:30
1814.15:247:31
1914.15:237:32
2014.25:227:33
2114.25:217:34
2214.25:217:34
2314.35:207:35
2414.35:197:36
2514.35:197:37
2614.35:187:38
2714.45:187:39
2814.45:177:39
2914.45:167:40
3014.45:167:41
3114.45:157:42

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.69 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.29 kWh/m² to a high of 5.69 kWh/m² in May across the year — May's 5.69 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
316.0Bright
Planning a trip in May

Hazard calendar for Cheorwon

In seasonPeak

None of Cheorwon's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Cheorwon's rainy season runs July–August, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Cheorwon?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.8
Sightseeing
2nd-best month of the year
4.6
Beach & pool
5th-best month of the year

May is a reasonable time to visit Cheorwon for sightseeing.

What to pack for Cheorwon in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Cheorwon sees daytime highs around 22°C and nights near 10°C. Worth packing: rain gear and sun protection. About 9 days see rain.

rain gearsun protection

UV index in Cheorwon in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cheorwon peaks around August 19 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighHighVery highHighModerateLowAug 19UV 8Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Cheorwon in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Cheorwon is worst in March — around 67 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (August, 37 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorPoorMar 1967 µg/m³Aug 1237 µg/m³
PM2.5 (µg/m³)Level
Jan61Unhealthy
Feb59Unhealthy
Mar67Unhealthy
Apr63Unhealthy
May53Poor
Jun46Poor
Jul38Poor
Aug37Poor
Sep40Poor
Oct52Poor
Nov56Unhealthy
Dec51Poor
Location & terrain

Where is Cheorwon?

Cheorwon sits at 38.2°N, 127.2°E, 194 m above sea level, in South Korea. The nearest listed city is Yangju, 44 km away.

YangjuHwacheonGapyeongUijeongbu-siMunsanChuncheonHwadoNamyangju

Topography around Cheorwon

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cheorwon.

Within 3 km, the terrain around Cheorwon has large variations in elevation — a maximum elevation change of 763 m around an average of 268 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 881 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,502 m.

The land around Cheorwon is covered by trees (44%) and cropland (33%) within 3 km, trees (65%) and cropland (21%) within 16 km, and trees (66%) within 80 km.

3 km
763 m
16 km
881 m
80 km
1,502 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Yangju 44 km · Hwacheon 44 km · Gapyeong 49 km · Uijeongbu-si 54 km · Munsan 54 km · Chuncheon 59 km · Hwado 62 km · Namyangju 64 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Cheorwon (38.2092°, 127.2175°, elevation 194 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).